Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Superimposing visual information on observer`s field of view (e.g., head-up arrangement, etc.)

Subclass of:

359 - Optical: systems and elements

359618000 - SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.)

359629000 - By partial reflection at beam splitting or combining surface

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
359633000 With additional reflector (e.g., serial reflections, etc.) 28
359631000 Including curved reflector 15
359632000 Rotatable heads-up device or combiner 12
Entries
DocumentTitleDate
20090231719Eyebox Shaping Through Virtual Vignetting - Briefly, in accordance with one or more embodiments, a compressed microlens array comprises an array of lenslets arranged in the array to have the lenslet centers spaced apart at a first distance in a first direction and to have the lenslet centers spaced apart at a second distance in a second direction such that the first direction is greater than the second direction. A raster scan of an image projected onto the array of lenslets results in the image being displayed in an eyebox having an aspect ratio having a length in the first direction being longer than a length in second direction via virtual vignetting of the diffraction patterns resulting from the raster scan.09-17-2009
20080218870Head-Up Display Comprising a Deformable Mirror - The invention relates to a head-up-display (09-11-2008
20080259462MIRROR ASSEMBLY FOR VEHICLE - An interior rearview mirror assembly includes a mirror reflective element having a front surface, a rear surface and a reflector. A display element is disposed to the rear of the rear surface and is operable to emit light when actuated, the emitted light passing through the mirror reflective element to be viewable to a driver of the vehicle. A garage door opener device is included in the rearview mirror assembly, which includes at least one user actuatable input device associated with operation of the garage door opener device. Actuation of at least one user actuatable input device causes the display element to provide a visual indication to the driver viewing the front surface, when the mirror assembly is installed in the vehicle, of at least one of (i) operation of the garage door opener device and (ii) coding the garage door opener device.10-23-2008
20130077175DISPLAY DEVICE - According to one embodiment, a display device includes an image projection unit, an optical unit and a mounting unit. The image projection unit emits an image light. The optical unit includes a first optical layer having first and second major surfaces, a second optical layer having third and fourth major surfaces and an intermediate layer provided between the second and third major surfaces. At least a portion of the image light travelling from the first major surface toward the second major surface is reflected by the intermediate layer. At least a portion of a background light travelling from the fourth major surface toward the third major surface is transmitted by the intermediate layer. The first major surface or the fourth major surface is a curved surface. The mounting unit is linked to the image projection unit and the optical unit.03-28-2013
20100157432HEAD-MOUNTED TYPE IMAGE DISPLAY DEVICE - The present invention provides a novel head-mounted type image display device capable of displaying a lot of information with good viewability by multi-screens without impairing mobility of the device. The device comprises a plurality of eyepiece optical units 06-24-2010
20100157431DISPLAY DEVICE - The invention relates to a display device, particularly for an automotive vehicle, that comprises an unfolding member (06-24-2010
20100157430AUTOMOTIVE DISPLAY SYSTEM AND DISPLAY METHOD - An automotive display system includes a frontward information acquisition unit, a position detection unit and an image projection unit. The frontward information acquisition unit acquires frontward information. The frontward information includes information relating to a frontward path of a vehicle. The position detection unit detects a position of one eye of an image viewer riding in the vehicle. The image projection unit generates a first virtual image at a corresponding position in scenery of the frontward path based on the frontward information acquired by the frontward information acquisition unit and projects a light flux including an image including the generated first virtual image toward the one eye of the image viewer based on the detected position of the one eye. The first virtual image has a size corresponding to at least one of a vehicle width and a vehicle height.06-24-2010
20100073773DISPLAY SYSTEM FOR VEHICLE AND DISPLAY METHOD - A display system for vehicle includes an outside information-obtaining section configured to obtain outside information of a moving object; a position-detecting section configured to detect a position of one eye of an image viewer getting on the moving object; and an image-projecting section. The image-projecting section is configured to obtain a position of a target in the outside information obtained by the outside information-obtaining section, to generate a display object on the basis of the obtained position of the target, and to project a light flux including an image having the generated display object toward the one eye of the image viewer on the basis of the detected position of the one eye.03-25-2010
20130033756METHOD AND APPARATUS FOR A NEAR-TO-EYE DISPLAY - An eyepiece for a head mounted display includes an illumination module, an end reflector, a viewing region, and a polarization rotator. The illumination module provides CGI light along a forward propagation path within the eyepiece. The end reflector is disposed at an opposite end of the eyepiece from the illumination module to reflect the CGI light back along a reverse propagation path within the eyepiece. The viewing is disposed between the illumination module and the end reflector and includes an out-coupling polarizing beam splitter (“PBS”). The out-coupling PBS passes the CGI light traveling along the forward propagation path and redirects the CGI light traveling along the reverse propagation path out of an eye-ward side of the eyepiece. The polarization rotator is disposed in the forward and reverse propagation paths between the out-coupling PBS and the end reflector.02-07-2013
20090153976Wide-Angle Glasses-Free 3-D Image Display System Without Ghosting Providing Real Depth and Agreement between Accommodation and Convergence - An image display system provides a viewer with an experience of three-dimensional imagery by presenting a composite image made up of at least two separate images. The system includes at least first and second image sources, a beam combiner, and a “background-image-occluding element” which prevents background imagery from being seen through foreground image elements. The system presents the image from one of the image sources, containing background image information, at a distance from the viewer which is greater than the distance from the viewer to the other image presented from the other image source, which contains foreground image elements. The “background-image-occluding element” is positioned at the same optical distance from the viewer as the image containing foreground image elements, eliminating any parallax error between them, enabling the foreground image elements to always occlude appropriate areas of the background image, regardless of the viewer's position or the background image brightness relative to the brightness of foreground image elements.06-18-2009
20130027781INSTRUMENT CLUSTER AND DASH INTEGRATION - An instrument cluster assembly mounts within a vehicle dashboard. An opening is defined within the dashboard provides for mounting of an instrument cluster assembly. The example instrument cluster assembly includes a top surface that corresponds with the top surface of the dashboard to provide a completed top visible surface when in a completed assembled condition. The instrument cluster assembly includes a first gauge and a second gauge separated by an open space therebetween. A bi-vision display is mounted in the open space between the first and second gauges. The bi-vision display generates a virtual image that is viewed by the operator between the first and second gauges.01-31-2013
20130050834HEAD-UP DISPLAY APPARATUS - A screen member has a plurality of optical elements, each of which includes a primary curved surface and two secondary curved surface. The primary curved surface diffuses a bundle of rays of light toward a main-viewing range through a display member. Each secondary curved surface diffuses the bundle of rays of light toward a corresponding sub-viewing range through the display member. A radius of curvature of the primary curved surface is larger than a radius of curvature of the secondary curved surface.02-28-2013
20130050833ADJUSTMENT OF A MIXED REALITY DISPLAY FOR INTER-PUPILLARY DISTANCE ALIGNMENT - The technology provides for adjusting a see-through, near-eye, mixed reality display device for alignment with an inter-pupillary distance (IPD) of a user by different examples of display adjustment mechanisms. The see-through, near-eye, mixed reality system includes for each eye a display optical system having an optical axis. Each display optical system is positioned to be seen through by a respective eye, and is supported on a respective movable support structure. A display adjustment mechanism attached to the display device also connects with each movable support structure for moving the structure. A determination is automatically made as to whether the display device is aligned with an IPD of a user. If not aligned, one or more adjustment values for a position of at least one of the display optical systems is automatically determined. The display adjustment mechanism moves the at least one display optical system in accordance with the adjustment values.02-28-2013
20090303604Windshield for use with head-up display and/or method of making the same - Certain example embodiments relate to a head-up display system for a vehicle having a windshield. First and second substantially parallel spaced-apart substrates sandwich a polymer-inclusive interlayer. An anti-reflective coating is provided on a surface of one of the first and second substrates. The anti-reflective coating is arranged so as to optically remove or block at least some of light rays produced by an image source of the head-up display system so as to reduce the occurrence of multiple images being produced by the image source. The anti-reflective coating is provided on a surface of the first or second substrate opposite the polymer-inclusive interlayer. In certain example embodiments, the polymer-inclusive interlayer may include polyvinyl butyral and/or may have a substantially uniform thickness.12-10-2009
20090091838Eyewear display and media device interconnection system - An eyewear display and media device interconnection system enables a user to connect various media devices and various eyewear or other displays to each other, by using a common interface. The integrated system offers improved ergonomics, lower size, lower power consumption and lower cost.04-09-2009
20130163090Augmented Reality Head Gear - An augmented reality electronic head gear is disclosed. The head gear includes an electronic device compartment configured to receive and support an electronic device such as an iPhone®. The head gear further includes a reflective surface configured to reflect the display of the electronic device to the eyes of a user. The head set is configured to rest upon a user's head, keeping the user's hands free and able to interact with the surrounding environment, while the user's eyes view real-time images of the surrounding environment being augmented.06-27-2013
20130163088WINDSHIELD DISPLAY SYSTEM USING ELECTROWETTING LENSES - A windshield display system for installation into a vehicle that includes a windshield, a transparent display overlaying the windshield, and an array of electrowetting lenses overlaying the transparent display. Each lens of the array is operable to a flat-state where light passes through the lens substantially undistorted, and a shaped-state where emitted light from an underlying portion of the transparent display is directed in order to increase an apparent brightness of the emitted light. The array selectively magnifies pixels or portions of the transparent display, while maintaining vision clarity for the operator in regions of the windshield where images are not being displayed. The array may also outline or highlight images being displayed with a region of distortion of surrounding the image to distort the view of the scene outside the vehicle to help the operator discern the image when the outside lighting conditions are less than ideal.06-27-2013
20090237804HIGH BRIGHTNESS OPTICAL DEVICE - There is provided an optical device, comprising a display source; a light-diffuser; an imaging optical module, and an output aperture from the optical device characterized in that the light diffuser is an angular, non-uniform diffuser of light for increasing a portion of light emerging from the display source that passes through the output aperture. A method for improving the brightness of an optical display is also provided.09-24-2009
20090231721IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY METHOD - An image display apparatus has light beam emitting units (09-17-2009
20090231720Heads up display - A heads up display apparatus for a vehicle having a windshield includes an LED display having alphanumeric characters which are at least reflected off of the vehicle windshield toward the driver. The display has power controls and, optionally, a variable brightness control through a manually driver manipulatable control member or automatically through an ambient light sensor output coupled to the display. A vehicle operating parameter output is coupled to the display and converted by the display into illuminated alphanumeric characters. Each element of each LED character includes a reflected element image and at least a partially refracted and reflected ghost element image which have juxtaposed and overlapped element to form a combined single image to the viewer.09-17-2009
20090009877DISPLAY OPTICAL SYSTEM AND IMAGE DISPLAY APPARATUS - The display optical system includes first to third surfaces each having at least a reflection function, and a fourth surface having a reflection function and disposed outside an inside area surrounded by the first to third surfaces. The light from an original image passes through the inside area and is reflected by the fourth surface to return into the inside area. The light that has returned into the inside area is reflected by the first surface and is reflected by the second surface toward the first surface to impinge again thereon. The light impinging again on the first surface is re-reflected thereby such that a central-viewing-angle principal ray of the light proceeds in a direction opposite to a direction in which that principal ray has previously reflected by the first surface. The light re-reflected by the first surface is reflected by the third surface toward an exit pupil.01-08-2009
20130188258OPTIMUM GAZE LOCATION ON FULL WINDSCREEN DISPLAY - A method to display a registered graphic upon a substantially transparent windscreen head-up display within a source vehicle includes monitoring an operating environment of the source vehicle, monitoring a driver registration input, determining a recommended continuous gaze location based upon the operating environment and the driver registration input, and displaying the registered graphic upon the substantially transparent windscreen head-up display.07-25-2013
20090059381WEARABLE HIGH RESOLUTION AUDIO VISUAL INTERFACE - An adjustable visual optical element is provided, which may be supported, for example, by an eyeglass. The optical element is preferably adjustable in each of the X, Y, and Z axes to allow the wearer to optimize projection of the optical element. A view axis of the display is preferably also angularly adjustable with respect to a wearer's straight ahead normal line of sight. Source electronics may be carried onboard the eyeglasses, or may be connectable to the eyeglasses via either a hardwire, optical guide, or radiofrequency link.03-05-2009
20110292513HEAD MOUNTED DISPLAY - A head mounted display includes a display unit, a concave mirror, an optical unit that is arranged between the display unit and the concave mirror, transmits a part of incident light from the display unit and reflects the other part of the incident light from the display unit, a first optical system that guides light reflected by the concave mirror to the left eye, and a second optical system that guides light reflected by the optical unit to the right eye. In the head mounted display, on the concave mirror, a right end is closer to the display unit in comparison with a left end. Further, the curvature of the concave mirror at the right end is larger than the curvature of the concave mirror at the left end.12-01-2011
20080285139Reflective image display system - A reflective image display system includes: at least one light source; at least one light guide set in front of the light source; an image panel set in front of the light guide; and a surface with the feature of at least partial specular reflection. Wherein the light emitted from the light source illuminates the image panel via the light guide to project an image on the image panel onto the surface and then be reflected to an observer, so as to form a virtual image observed by the observer. The light guide of the present invention can reduce the light loss of the reflective image display system and make the illumination light on the image panel more homogeneous and possessing high directionality, and so as to improve the brightness and quality of the virtual image formed by the reflective image display system.11-20-2008
20080285137Projection Display - A projection display is provided including a rod-like waveguide (11-20-2008
20100033830WEARABLE IMAGE DISPLAY DEVICE - A wearable image display device for superimposing a virtual image into the wearer's field of vision includes a lens, for spectacles or the like, which includes inner and outer lens portions bonded together at complementary boundary surfaces of the lens portions. One of two opposing optical surfaces of the lens is located on each lens portion. Each boundary surface is disposed between the optical surfaces of the inner and outer lens portions to avoid discontinuities on the optical surfaces. A partially transmissive reflector is located on one of the boundary surfaces and a microdisplay radiates light internally through the lens between the optical surfaces of the inner and outer lens portions to strike the partially transmissive reflector and reflect the light out of the lens to a user's eye.02-11-2010
20120188650POSITIONING SYSTEM FOR HEAD-UP DISPLAY - The invention relates to a positioning system for a head-up display which comprises a combiner carrier being moved between a first position and a second position; a combiner rotatbly disposed on the combiner carrier and a tilt angle of the combiner being adjusted; and a driving mechanism for alternatively driving the movement of the combiner and the tilt angle adjustment of the combiner.07-26-2012
20110267700VEHICLE DISPLAY SYSTEM OR PROJECTION DISPLAY FOR A MOTOR VEHICLE, AND CALIBRATION METHOD - A vehicle display system comprises a display device and an optical system for generating a virtual image for a user. Correction means distorts image information after the optical system is traversed to display the virtual image with reduced distortion. The optical system comprises at least one element that can be adjusted to change the position of the virtual image. Distortion resulting from adjustment of the adjustment element. The display system has a memory device for storing correction data that determine the distortion of the correction means as a function of the selected adjustment of the adjustment element.11-03-2011
20080316605Spectacles With Embedded Segmented Display Comprising Light Guide End - An optical device, such as spectacles or goggles, has a segmented display (12-25-2008
20120033306OPTICAL WAVEGUIDE AND DISPLAY DEVICE - In a slab waveguide which expands an image-bearing pupil into a visible image, reflective edge surfaces are used to redirect once-diffracted light back through the same grating structure. The number of separate grating structures thereby can be reduced to two or even one, compared to three in the prior art.02-09-2012
20090237803DISPLAY DEVICE, DISPLAY METHOD AND HEAD-UP DISPLAY - A display device includes: an image projection section configured to project a light flux including an image toward a head of a viewer; an imaging section configured to image a picture of the viewer; a control section configured to control a projection area and a projection position of the light flux by controlling the image projection section on the basis of the picture; and a target eye detection section configured to detect a one-eye served as a target of the projection position of both eyes of the viewer on the basis of the picture.09-24-2009
20090201589Wide Field of View Head-Up Display System - A projection system, such as a system suitable for head-up displays in automobiles, includes a laser projection source (08-13-2009
20090290222IMAGE OBSERVATION APPARATUS AND IMAGE OBSERVATION SYSTEM - The image observation apparatus includes a first image-forming element and a second image-forming element each of which forms an original image, and an optical system configured to introduce light fluxes from the first and second image-forming elements to an exit pupil position of the optical system where an eye of an observer is placed. The optical system includes an optical surface as a single surface that reflects the light flux from the first image-forming element and transmits the light flux from the second image-forming element. The first image-forming element and the second image-forming element respectively form a first original image and a second original image that correspond to different viewing fields from the exit pupil position. The apparatus combines plural original images to enable observation of one combined image and that can suppress generation of light scattering.11-26-2009
20110267701DIFFRACTIVE HEAD-UP DISPLAY DEVICE PROVIDED WITH A DEVICE FOR ADJUSTING THE POSITION OF THE VIRTUAL IMAGE - A diffractive head up display device that includes a projection unit that uses a display to project an image through a projection window of an image mask, and towards a diffractive combiner. The display and the mask are moveable at right angles to the axis of the projection light beam, so that the adjustment of the position of the virtual image in the field of view of the observer, for example the driver of a vehicle, is obtained by translation of the display and of the mask.11-03-2011
20110141572DISPLAY DEVICE, NOTABLY FOR A MOTOR VEHICLE - The present invention relates to a display device, notably for a motor vehicle, comprising a projection module for generating an image for the purpose of a projection in the normal direction of looking of a user of the display device on an optical path, the display device comprising a reflection element, the reflection element being capable of being moved between a multitude of different display positions, the different display positions corresponding to different viewing positions of a user of the display device.06-16-2011
20080285138Retractable Display Device for a Motor Vehicle and a Vehicle Provided Therewith - The invention relates to a retractable display device for a motor vehicle comprising a light source (11-20-2008
20090128919HEAD-MOUNTED DISPLAY - A head-mounted display for forming a virtual image at a predetermined distance in front of a user includes: a left eye unit and a right eye unit, each eye unit having an image module for generating an image and an optical system disposed at a predetermined distance from the image module and towards the user's eyeball for forming a virtual image at a predetermined distance from the user by enlarging the generated image. A main body has both the left eye unit and the right eye connected thereto, wherein portions of the main body to which the left eye unit and the right eye unit are connected are each inclined to sustain a predetermined angle from the center of the main body. By utilizing a user's visual convergence so that a virtual image may be displayed at a target position, variation of a distance determination between users is reduced, and thus a viewing effect to the user of a virtual image being formed at a target position is obtained, thereby improving user satisfaction.05-21-2009
20120069446AUTOMOTIVE DISPLAY APPARATUS - According to one embodiment, an automotive display apparatus includes an image projection unit and a control unit. The image projection unit is configured to project a light flux including an image by using a reflecting unit to reflect the light flux. The control unit is configured to control an operation of the image projection unit so that the image projection unit moves a projection region of the light flux by an amount substantially proportional to (Vc)03-22-2012
20120069445HEAD-MOUNTED DISPLAY SHIELD AND HEAD MOUNTED DISPLAY - Increased impact resistance can be achieved without impairing the comfort when worn. Provided is a head-mounted-display shield attached to a head mounted display including a pair of optical units each having a display device, and a frame that supports the optical units and that is to be mounted to a wearer's head. The head-mounted-display shield includes shield bodies that are composed of an elastically deformable material, that are each separated from an outline of the neighboring optical unit by a space and disposed at a position where the frame does not extend between the shield body and the outline, and that are each disposed at least at a position where the shield body forms a plane across which the corresponding optical unit does not extend; and an attachment section attached to the frame.03-22-2012
20120069444INTERIOR REARVIEW MIRROR ASSEMBLY WITH INTEGRATED INDICATOR SYMBOL - This invention relates to mirror assemblies for vehicles and in particular to interior rearview minor assemblies having touch screen inputs corresponding to elements representing a symbol. The symbols are located behind a reflective element and not visible until activated by selection of the corresponding input or other means.03-22-2012
20090141363HEAD UP DISPLAY DEVICE - An external mounting type head up display device for a vehicle, which can be mounted irrespective of kind of vehicle, is disclosed. The head up display device includes a display unit to convert a signal into an image and output the image, an optical element decentered with respect to an optical axis of the display unit, the optical element magnifying the image and transmitting the image, and a combiner provided in front of a driver to provide the driver with the transmitted magnified image.06-04-2009
20080316606IMAGE OBSERVATION APPARATUS AND IMAGE OBSERVATION SYSTEM - The image observation apparatus includes a first image-forming element and a second image-forming element each of which forms an original image, and an optical system configured to introduce light fluxes from the first and second image-forming elements to an exit pupil position of the optical system where an eye of an observer is placed. The optical system includes an optical surface as a single surface that reflects the light flux from the first image-forming element and transmits the light flux from the second image-forming element. The first image-forming element and the second image-forming element respectively form a first original image and a second original image that correspond to different viewing fields from the exit pupil position. The apparatus combines plural original images to enable observation of one combined image and that can suppress generation of light scattering.12-25-2008
20090086329POSITIONING SYSTEM FOR A COMBINER IN A HEAD UP DISPLAY - A combiner positioning system (04-02-2009
20100014166OBSERVATION DEVICE - An observation device includes at least one day vision channel, an information channel with a graphic electronic display for producing a display image and a combination optical system for combining the day vision channel and the information channel, so that a combined overall image forms.01-21-2010
20130215516DISPLAY DEVICE HAVING A HOLDING DEVICE THAT CAN BE PLACED ON THE HEAD OF A USER - A display device includes a holding device that can be placed on the head of a user. An image-generating module and an imaging lens system can be secured on the holding device. The latter includes a spectacle lens with a curved front and a curved back. It projects the image generated when the holding device is placed on the head such that the user can perceive it superimposed on the surroundings. Light from the image-generating module is coupled into an optical channel in the spectacle lens. It is conducted in the optical channel to an exit section and coupled via the exit section out of the spectacle lens. The optical channel includes in the region of the front and back a Fresnel structure with a plurality of facets on which the light conducted in the optical channel is reflected, and which are aligned parallel to one another.08-22-2013
20100226017BINOCULAR APPARATUS AND SYSTEM - A binocular display comprising: a housing; a first mirror located in the housing; a first micro display in optical communication with the first mirror; a first backlight in optical communication with the first micro display; a first lens in optical communication with the first micro display; a first light path that includes the first lens, first mirror, and first micro display; an angle Ø, defined by the reflection angle made by the first light path with the first mirror; a second mirror located in the housing; a second micro display in optical communication with the second mirror; a second backlight in optical communication with the second micro display; a second lens in optical communication with the second micro display; a second light path that includes the second lens, second mirror, and second micro display; a PCBA located in the housing and in signal communication with the first micro display and second micro display; an angle Ø, defined by the reflection angle made by the second light path with the second mirror; a nose pad attached to the housing; and a binocular display depth D. A binocular micro display system comprising: a housing; a first mirror located in the housing; a first micro display in optical communication with the first mirror; a first backlight in optical communication with the first micro display; a first lens in optical communication with the first micro display; a first light path that includes the first lens, first mirror, and first micro display; an angle Ø, defined by the reflection angle made by the first light path with the first mirror; a second mirror located in the housing; a second micro display in optical communication with the second mirror; a second backlight in optical communication with the second micro display; a second lens in optical communication with the second micro display; a second light path that includes the second lens, second mirror, and second micro display; a PCBA located in the housing and in signal communication with the first micro display and second micro display; an angle Ø, defined by the reflection angle made by the second light path with the second mirror; a nose pad attached to the housing; a binocular display depth D; a lens side of the housing; a connection side of the housing; a first attachment member extending generally orthogonally from the connection side of the housing; an eyeglasses frame; a second attachment member located on the eyeglasses frame, and configured to removeably attach to the first attachment member.09-09-2010
20120188651Display System, Head-Up Display, and Kit for Head-Up Displaying - A head-up display device includes a light source, a reflector, a reflector control unit, and a surface. The light source provides a light signal that corresponds to display data. The reflector is disposed rotatably in a first optical path of the light signal. The reflector control unit receives a control signal corresponding to the display data and controls rotation of the reflector about a rotational center. The surface is disposed in a second optical path. When the reflector is rotated for a predetermined rotational angle by the reflector control unit according to the control signal, the light signal reflected by the reflector is projected on the surface to display an image corresponding to the display data on a predetermined region of the surface.07-26-2012
20130135747HALF MIRROR AND IMAGE DISPLAY APPARATUS - There is provided an image display apparatus which enables an image displayed on a display device to be viewed through a half mirror. The half mirror includes two translucent resin substrates formed from resin, a metallic film composed Ag and disposed between the resin substrates, and dielectric films disposed between the metallic film and the resin substrates, respectively. Each of the dielectric films includes an SiO05-30-2013
20130135748VEHICULAR HEADS-UP DISPLAY DEVICE - Provided is a vehicular heads-up display device with which it is possible to avoid burn-in of an internal component upon a reflecting member by exterior light, improving display quality. A vehicular heads-up display device, comprising a case body (05-30-2013
20100302644SLANTED OPTICAL DEVICE - An optical device (12-02-2010
20090122413SYSTEMS AND METHODS FOR AIDING SITUATIONAL AWARENESS - A method for displaying an image according to one embodiment of the present invention includes projecting an image away from a first display surface and a second display surface onto a reflective surface, and orienting the reflective surface to selectively redirect the image onto either the first display surface or the second display surface.05-14-2009
20110026128 WAVEGUIDES - A projection display (02-03-2011
20090067058HEAD-UP DISPLAY SYSTEM FOR VEHICLE - A Head-up display system includes a display for projecting a light to provide a display image, and a reflecting means located in the proximity of a front windshield glass of the vehicle. The reflecting means has a reflection surface for receiving the light projected from the display to reflect toward a driver so that the driver can see the light reflected by the reflecting means as a virtual display image in a vehicle-front of the vehicle. The reflection surface forms a background of the virtual display image, being set to have a color darker than a color of the display.03-12-2009
20090034087HEAD-UP DISPLAY SYSTEM - A head-up display system is described. The head-up display system includes an image projection device, a diffusion unit, and a frame demonstration medium. The image projection device emits the visible light, containing text or image information, for generating a real image on the diffusion unit. The frame demonstration medium receives the visible light reflected from the diffusion unit. By adjusting the received visible light reflected from the diffusion unit, the frame demonstration medium generates a virtual image corresponding to the real image. The distance between the real image corresponding to the diffusion unit and the frame demonstration medium is preferably equal to the distance between the virtual image and the frame demonstration medium. Alternatively, the visible light is projected to the frame demonstration medium and then reflected to the diffusion unit. The frame demonstration medium again reflected visible light from the diffusion unit to generate a virtual image corresponding to the real image.02-05-2009
20130155520HEAD-UP DISPLAY DEVICE - A head-up display device includes an indicator configured to emit a display light, a lower casing to which the indicator is mounted, an upper casing which is mounted to an upper portion of the lower casing, a pair of support portions which are provided on the lower casing and extend toward the upper casing, guide grooves which are formed on the support portions at opposite sides thereof, and a reflective mirror which is inserted and mounted to the lower casing toward a bottom surface of the lower casing while both lateral edges of the reflective mirror are engaged with the guide grooves, to reflect the display light emitted from the indicator and guide the reflected display light to a windshield of a vehicle.06-20-2013
20110242668HEAD UP DISPLAY (HUD)SYSTEM WITH A SERVICE POSITION FOR EASY DISPLAY ASSEMBLY REPLACEMENT - A head up display (HUD) system includes a housing, a display assembly, and a mechanical guide system. The housing contains optical and electronic components that support a head up display function. The display assembly is captured by the housing. The display assembly has a display element for conveying head-up display information and a carrier that structurally supports the display element. The mechanical guide system moves and guide the display assembly to an in-use position, a storage position, and a service position. When in the service position, the display assembly is removable from the housing without disassembly of the housing. When not in said service position, the display assembly can be movable between an in-use position (in which the display element is substantially exposed outside the housing but is physically secured by the housing) and a storage position (in which the display assembly is substantially enclosed and protected by the housing).10-06-2011
20110242667INTERIOR REARVIEW MIRROR ASSEMBLY - An interior rearview mirror assembly for a vehicle includes a prismatic reflective element with an attachment plate attached thereto, and a display-on-demand display disposed behind the prismatic reflective element and operable to display information for viewing through a transflective mirror reflector of the prismatic reflective element by a driver of the vehicle. A mounting assembly is configured to mount the mirror assembly to an interior portion of the vehicle. The mounting assembly includes a toggle portion and an actuator, with the toggle portion pivotally mounting to a first mounting member and the actuator pivotally mounting to a second mounting member of the attachment plate. An electronic circuitry element is attached to the attachment plate and an accessory pod is attached to the mounting assembly and includes circuitry therein. The circuitry of the accessory pod is electrically connected to the electronic circuitry element.10-06-2011
20110242666Head up display device for vehicle - A head up display device includes a display, an optical system having a reflecting mirror, a motor, and a reduction gear mechanism having gears in engagement with each other. A stopper gear is further on a preceding side than the last gear in the mechanism. The stopper gear includes a partial gear portion having teeth arranged in a region of the stopper gear in a range of less than 360 degrees in its rotational direction. Rotation of the stopper gear is stopped by engagement of both-end teeth of the partial gear portion with a stopper-adjacent gear, so a range of a rotation angle of the mirror is limited to a predetermined adjustable range, which includes a displayable range. The angle between an adjustable range lower limit and displayable range lower limit, and the angle between an adjustable range upper limit and displayable range upper limit are larger than 0 degrees.10-06-2011
20110211260DISPLAY APPARATUS, DISPLAY METHOD, GOGGLE-TYPE HEAD-MOUNTED DISPLAY, AND VEHICLE - A display apparatus includes a light source which emits a beam including visible light forming an image and infrared rays, and a transmissive deflection unit including a first surface facing the eyes of a user and a second surface which is a rear surface of the first surface. The transmissive deflection unit has transmissive characteristics for transmitting the visible light from the second surface side to the first surface side, deflection characteristics for deflecting, toward the eyes of the user, the visible light projected from the light source to the first surface side, and infrared absorption characteristics for absorbing the infrared rays projected from the light source to the first surface side.09-01-2011
20120120498HEAD-MOUNTED DISPLAY APPARATUS EMPLOYING ONE OR MORE FRESNEL LENSES - Head-mounted displays (05-17-2012
20110075265SPLIT LASER EYE PROTECTION SYSTEM - A laser eye protection (LEP) system for a helmet having a helmet-mounted display (HMD) system. The LEP system includes a large outer visor, which provides ballistic protection, LEP and a display surface for the HMD, and a smaller inner visor, which also provides LEP. LEP is split between the two visors, so that the outer visor can block light in a wavelength that overlaps with the peak wavelength range of the HMD without impairing the wearer's ability to view HMD imagery. The outer visor also preferably does not block near IR light, which allows image-enhancement devices to be positioned within the protective envelope of the outer visor while the smaller inner visor protects the wearer from near IR threats.03-31-2011
20110075267DISPLAY DEVICE - A display device includes: a display part containing a first display region visually recognized by a viewer; an object of view arranged in a second display region; an imaging optical system of real specular image for defining a first space in which the first display region exists and a second space in which the second display region exists, the imaging optical system of real specular image including a semitransparent substrate with a plane of symmetry, the imaging optical system of real specular image forming a real image of the object of view in the first space of the first display region with light passing through the substrate; and a half mirror arranged in the first space of the first display region, the half mirror reflecting light beams emitted from the imaging optical system of real specular image to guide the reflected light beams to the viewer, while allowing an image formed in the first display region to be seen by the viewer.03-31-2011
20120200934VIRTUAL IMAGE DISPLAY - A virtual image display includes at least an image forming device, a pair of accommodating members at least one of which accommodates the image forming device, a light guide member which guides image light received from the image forming device toward a predetermined outside position, and a pair of temples one and the other of which are rotatably attached to one and the other of the pair of the accommodating members, respectively. Each of either the accommodating members or the temples has a contact member which regulates rotation of the temple, and a position control member which shifts the corresponding contact member in a first direction extending nearer to or away from the corresponding accommodating member or temple on which the contact member is not provided.08-09-2012
20130163089REFLECTIVE ARRAY WAVEGUIDE - In embodiments of reflective array waveguide, a reflective array waveguide includes clear waveguide panels for see-through viewing of an environment viewed through the reflective array waveguide. The reflective array waveguide also includes reflecting waveguide panels to reflect a virtual image that is generated to appear as part of the environment. Each of the reflecting waveguide panels have a partially reflective mirror coating deposited on opposing sides, and the reflecting waveguide panels are alternated in the reflective array waveguide with the clear waveguide panels. The alternating clear and reflecting waveguide panels are angled for augmented reality imaging of the reflected virtual image as part of the environment that is viewed through the reflective array waveguide.06-27-2013
20120200935VIRTUAL IMAGE DISPLAY APPARATUS - A support frame includes a light transmissive portion that is combined with a light guide member to form a see-through portion. The support frame assembled with the light guide member for image light observation therefore allows see-through observation of an outside-world object through the see-through portion. Further, providing the light transmissive portion in the support frame can increase the strength of the support frame while reducing the weight of the light guide member.08-09-2012
20120200936VIRTUAL IMAGE DISPLAY DEVICE - In regard to a second direction (combination direction) that is turned back by a reflection at the time of light-guiding, a projective optical system has an emission opening width larger than an opening width of a third reflective surface, such that it is possible to prevent a partial deficiency of image light when the image light emitted from the projective optical system is incident to the third reflective surface from occurring, and thereby it is possible to prevent the occurrence of deficiency of an image or a large variation in brightness.08-09-2012
20080278821HEAD-MOUNTED DISPLAY SYSTEM - A head-mounted display system is provided. According to one example of an implementation, the head-mounted display system includes at least one sensor detecting surrounding information, a processing unit processing the surrounding information received from the at least one sensor, a display control unit generating display information to be displayed to a user of the system from the processed surrounding information received from the processing unit, and a head-mounted display capable of displaying information received from the display control unit to the user.11-13-2008
20100284090IMPROVEMENTS IN OR RELATING TO DISPLAY SYSTEMS - A primary waveguide and a coupling waveguide are arranged so a user can view light from a forward scene through the primary waveguide. An image source generates an image which is diffractively coupled into the primary waveguide and internally reflected to an exit area for diffraction towards the user. Light from the forward looking scene is diffracted into the primary waveguide to be internally reflected and coupled to a image intensifier tube assembly. The image intensifier tube assembly enhances light from the forward looking scene and drives the image source such that an image of the enhanced light is overlaid on light from a forward scene at exit area.11-11-2010
20110134535DISPLAY DEVICE, NOTABLY FOR A MOTOR VEHICLE - A display device for a motor vehicle includes a projection module for generating an image for projection in a normal direction of looking of a user long an optical path. The display device comprises a reflection element capable of being moved between a first rest position and a second display position. The reflection element in its display position is provided in the normal direction of looking of the user. When the reflection element moves between its first rest position and its second display position, it is subjected to rotary movement about a fixed axis of rotation.06-09-2011
20110019284SEMITRANSPARENT MIRROR - A semitransparent mirror includes a front side having a front luminous reflectance of at least 60%; a rear side having a rear luminous reflectance of at most 25%; and a light transmittance of at least 20% with a vertical light incidence under standard illuminant C.01-27-2011
20100214662VEHICLE MIRROR AND MANUFACTURING METHOD THEREFOR - The present invention provides a vehicle mirror and a manufacturing method therefor which allow the rear face side of a mirror element to be dark-colored without using a color plate or color coating. A mirror element is configured by forming a semitransparent reflective film made of a dielectric multilayer film on the front face of a flat transparent substrate. A dark-colored self-adhesive film is attached to the rear face of the mirror element. The dark-colored self-adhesive film is configured by forming an adhesive layer on the rear face of a dark-colored film layer by means of application. Grid-like air release channels are formed at fine pitches with minimal depth on an entire surface of the adhesive layer. After the dark-colored self-adhesive film is attached to the rear face of the mirror element, the grid-like air release channels visible from a front side of the mirror element are eliminated by heating and/or pressurizing.08-26-2010
20110261465DIFFRACTIVE COMBINER FOR MULTICOLOR AND MONOCHROME DISPLAY, METHOD OF MANUFACTURE AND HEAD-UP DISPLAY DEVICE USING SAME - A method for producing a single-layer diffractive combiner for a head-up display having a projection unit with n light sources of λi wavelength(s), where i=1 to n sending light towards the combiner at an angle θp. The method includes forming interference fringes for each λi wavelength on a photosensitive layer with an interference of two light beams from a single laser source of wavelength λe, where the forming step is repeated n times, and each time the forming step is repeated an angle θi between the two beams is determined according to θi=arcsin ((λe/λi)*sin(θp)), one of the interfering beams being divergent and having a spherical wave front and the other being a plane wave, the interference of the beams generating a diffractive network with an adjustable pitch and curved contour fringe lines.10-27-2011
20080266669Electronic Day and Night Vision Spectacles - The invention relates to electronic spectacles, especially to night vision spectacles (10-30-2008
20110075266HEAD MOUNTED DISPLAY - In a half mirror of a head mounted display which is formed by stacking a dielectric film and a metal film to a plate-shaped resin member, reflectivity of a P-polarized light and reflectivity of an S-polarized light do not agree with each other in at least a partial band of a visible band which contains wavelengths of three primary colors which constitute the image light. On the other hand, the reflectivity of the P-polarized light and the reflectivity of the S-polarized light with respect to the three primary colors are set approximately equal. An average value of transmittance of the P-polarized light and transmittance of the S-polarized light with respect to the respective wavelengths in the visible band which contains the wavelengths of the three primary colors is suppressed to a value which falls within a regulated range in the whole visible band.03-31-2011
20120300311PROJECTION DISPLAY - The present invention relates to a projection display (11-29-2012
20110317273HEAD-UP DISPLAY DEVICE - A head-up display device according to the invention includes a projector that projects an image to be displayed on a windshield of a vehicle; a housing that accommodates the projector and has an opening portion on a pathway of a projection light that is projected from the projector; a transmissive member that blocks the opening portion and transmits the projection light; and a light blocking portion that blocks a light path along which light incident from an outside of the vehicle is reflected on the transmissive member and the windshield and reaches a predetermined viewpoint region on a driver's seat side, wherein the light blocking portion is formed by a printed layer provided in the periphery of the windshield.12-29-2011
20120044571DISPLAY APPARATUS - A display apparatus includes: a glass-type frame mounted to a head of an observer; and two image displaying devices for the left and right eyes that are attached to the frame. Each of the image displaying devices includes an image forming device, an optical system making light from the image forming device to be parallel light, and an optical device to which the light from the optical system is incident, and in which the light is guided so as to be output, at least one of the image displaying devices further includes a movement device relatively moving optical axes of the image forming device and the optical system in a horizontal direction, and a convergence angle is adjusted by relatively moving the optical axes of the image forming device and the optical system in the horizontal direction using the movement device depending on an observation position of an observer.02-23-2012
20120044572OPTICAL WAVEGUIDES - An optical waveguide comprising a body of material configured for the contained propagation of light therethrough, a surface relief grating configured to receive the propagating light and at least partially to diffract or reflect it out of the waveguide, and at least one layer of dielectric material of varying thickness having a first surface and a second surface which conforms to a profiled surface of the grating so that the grating exhibits a spatial variation in efficiency dependent on the varying thickness of the dielectric material.02-23-2012
20120002295DISPLAY DEVICE COMPRISING MULTIFUNCTION GLASS, PRODUCTION METHOD, AND OPTICAL ELEMENT HAVING A FRESNEL STRUCTURE - A display device including a holding device that can be placed on the head of a user, an image generating module fixed to the holding device and generating an image, and a multifunction glass that is fixed to the holding device and has a coupling in area and a coupling out area. The image produced is coupled into the multifunction glass via the coupling in area, guided in the multifunction glass to the coupling in area, and extracted via the coupling out area, in such a way that the user can perceive the coupled out image superimposed on the surroundings when the holding device is placed on the head of the user. The coupling in area has a Fresnel structure causing a folding of the beam path when the image is injected into the multifunction glass, said structure having an imaging property.01-05-2012
20120002294BEAM COMBINER FOR USE IN A HEAD-MOUNTED DISPLAY DEVICE AND BEAM SPLITTER - A beam combiner for combining a first beam cluster with a second beam cluster that is not parallel to the first, to form a common beam cluster. The beam combiner includes a transparent body for the first beam cluster, which has a superimposition region that is encountered by the first beam cluster as it passes through the body. The superimposition region is split into a first section and a second section. Only the first section formed from interspaced reflective and/or refractive deflection elements causes a deflection of the second beam cluster by reflection and/or refraction, such that the first beam cluster forms the common beam cluster with the deflected second beam cluster once it has left the body.01-05-2012
20120206816DISPLAY APPARATUS - A display apparatus includes: an eyeglass-type frame worn by a head of a viewer; and an image display apparatus attached to the frame, wherein the image display apparatus includes an image formation device, and an optical device on which light that exits from the image formation device is incident, through which the light is guided, and out of which the light exits, the frame is formed of a front portion, two temple portions extending from both ends of the front portion, a nose pad, and an attachment member, the attachment member is attached to a central section of the front portion, the optical device is attached to the attachment member, and the nose pad is so attached to the attachment member that the nose pad is movable upward and downward.08-16-2012
20120062998PRISMATIC MULTIPLE WAVEGUIDE FOR NEAR-EYE DISPLAY - A near-eye display includes a compound waveguide for presenting viewers with virtual images visible within an eyebox at a limited relief distance from the compound waveguide. The compound waveguide is assembled from a plurality of waveguides that are at least partially optically isolated for conveying different portions of the virtual image. An input couple injects the different portions of the virtual image into predetermined combinations of the waveguides, and an output coupling ejects the different portions of the virtual image from the waveguides toward the eyebox in a form that at least partially constructs a pupil within the eyebox.03-15-2012
20080285140Substrate-guided optical devices - There is provided an optical device, having a light-transmitting substrate having at least two major surfaces (11-20-2008
20100290126Multiple Imaging Arrangements for Head Mounted Displays - A head mounted display is disclosed that utilizes a single video display screen to transport images to both eyes. Multiple reflections are created by illuminating the display screen form a plurality of directions, or by illuminating the display screen with light beams of differing polarizations. The reflections of the display screen are focused in order to reduce the splitting volume and then redirected by a plurality of reflective surfaces located near the focal point of the display images. Different images may be sent to each eye of a user by interlacing multiple data streams for the display and linking each data stream with a specific illumination direction, or specific polarization.11-18-2010
20100290125OBSERVATION OPTICAL SYSTEM AND IMAGE DISPLAY APPARATUS - The observation optical system introduces light from a first display element and light from a second display element to an exit pupil to present an enlarged combined image of first and second original images. The optical system includes a first optical element allowing the light from the first display element to enter thereinto, a second optical element allowing the light from the second display element to enter thereinto, and a third optical element. The optical system introduces a first light component from a first display area in the second display element to the exit pupil through the second optical element and at least the first optical element, and introduces a second light component from a second display area in the second display element to the exit pupil through the second and third optical elements, not through the first optical element.11-18-2010
20100290124IMAGE DISPLAY APPARATUS - The image display apparatus includes first and second display elements respectively displaying first and second original images, and an optical system presenting an enlarged combined image of the first and second original images with first and second light fluxes from the first and second display elements. The optical system includes at least one reflective surface. When a cross-section of the optical system on which optical paths of the first and second light fluxes are turned by reflections at the reflective surface is defined as a decentering cross-section, the first and second original images correspond to different view angles in the decentering cross-section. Light flux components respectively included in the first and second light fluxes and introduced to a same image point in the enlarged combined image are overlapped with each other on an exit pupil plane.11-18-2010
20100246023Monocular type image display device - A monocular type image display device includes: a frame body having a front portion and a pair of temple portions connected to both side edges of the front portion; and an image display unit having an image forming part for forming an image based on an image signal and an eyepiece optical part for guiding the image formed by the image forming part to one of the eyes of a user. At least one of the pair of temple portions includes a mounting portion arranged adjacent to the front portion and a wearing portion positioned behind the mounting portion and supported on an ear of the user. A step in the height direction approximately orthogonal to a plane which includes the pair of temple portions is formed between the mounting portion and the wearing portion. The image display unit is mounted on the mounting portion.09-30-2010
20100246022Head mounted display - A head mounted display includes: a projection part which projects an image corresponding to image information onto a retina of an eye of a user; and an eyeglasses-type frame which supports the projection part. The eyeglasses-type frame includes a resilient bent portion having a Z shape in a plan view on middle portions of left and right temples thereof. The projection part is arranged in front of the resilient bent portion of the eyeglasses-type frame.09-30-2010
20110181960IMAGE DISPLAY DEVICE AND HEAD MOUNT DISPLAY - Provided are an image display device and HMD, which can make an observer observe an image with reduced luminance nonuniformity and reduced color nonuniformity, while making the image bright by reducing the degree of diffusion with a constitution employing a means which diffuses incident light in one direction. In the image display device, light from a light source is diffused in one direction with the diffusing means and is guided to a display element, and image light emitted from the display element is guided to an optical pupil through a lens. The image display device with the constitution satisfies the expression Hw/f≦tan 1′Kw/(f+δ), wherein Hw is the aperture width of pixels of the display element in the diffusing direction of the diffusing means, Kw is the maximum pitch of recesses and protrusions in the diffusing direction of the diffusing means, f is the focal length of the lens, and δ is the distance between the display surface of the display element and the diffusing surface of the diffusing means.07-28-2011
20090067057BURIED NUMERICAL APERTURE EXPANDER HAVING TRANSPARENT PROPERTIES - Briefly, in accordance with one or more embodiments, a buried numerical aperture expander may be utilized to provide a head-up or virtual display at a larger field of view without requiring a larger amount of space, larger sized display, or larger sized optics. The buried numerical aperture expander is capable of selectively reflecting light emanating from a display such that the reflected light is expanded into a larger field of view, while simultaneously allowing other light to be transmitted through the buried numerical aperture expander without expansion so that the buried numerical aperture expander may be deployed in conjunction with a windshield or window without adversely affecting the ability to see through buried numerical aperture expander.03-12-2009
20120162775Method for Correcting Hyperstereoscopy and Associated Helmet Viewing System - The general field of the invention relates to binocular helmet viewing devices worn by aircraft pilots. In night use, one of the drawbacks of this type of device is that the significant distance separating the two sensors introduces hyperstereoscopy on the images restored to the pilot. The method according to the invention is a scheme for removing this hyperstereoscopy in the images presented to the pilot by graphical processing of the binocular images. Comparison of the two images makes it possible to determine the various elements present in the image, to deduce therefrom their distances from the aircraft and then to displace them in the image so as to restore images without hyperstereoscopic effects.06-28-2012
20120229909AUGMENTED VIEW OF ADVERTISEMENTS VIA HEAD-MOUNTED DISPLAY - A head-mounted display (HMD) provides an augmented view of advertisements to an HMD wearer. In some embodiments, when an advertisement is within an HMD wearer's field of view, the HMD may augment the HMD wearer's view of the advertisement to provide additional information and/or to personalize the advertisement to the HMD wearer. In other embodiments, when an advertisement is within an HMD wearer's field of view, the HMD may augment the HMD wearer's view of the advertisement to remove the advertisement from the HMD wearer's view or to replace the content of the advertisement with non-advertising content.09-13-2012
20090059380Optical Imager for Producing an Optical Display - The invention relates to an optical imager including a waveguide having a front face and a rear face and into which light beams emitted by an optical element of a light-beam generator system are introduced via an inlet surface and are directed towards the eye of the wearer through said rear face by means of an optical arrangement, so as to make it possible to view information content, said front and rear faces of the waveguide presenting a property of angular selectivity in reflectance and transmittance, and said optical arrangement comprising a Mangin mirror and a quarterwave plate between said front face and said mirror. In the invention, said quarterwave plate is encapsulated between said mirror and another element.03-05-2009
20120170130DISPLAY DEVICE AND DISPLAY METHOD - According to one embodiment, a display device includes an image projection unit. The image projection unit is configured to project a light flux toward one eye of a human viewer by using a projection plate to reflect the light flux. The light flux includes an image including a display object having a vanishing point. The projection plate is reflective and transmissive. The image projection unit is configured to dispose the vanishing point of the display object at a position different from a position of a vanishing point of a background image viewed by the human viewer through the projection plate.07-05-2012
20080212195IMAGE DISPLAY APPARATUS - An image display apparatus is disclosed in which the position of an exit pupil can follow the movement of a pupil of an observer even with a small size. The apparatus includes an image-forming element which forms an image, an ocular unit which causes light from the image-forming element to form an exit pupil, and an optical element which reflects the light from the image-forming element toward the ocular unit. The optical element has an optical power and is rotated about a focal point of the ocular unit on the side closer to the image-forming element to move the exit pupil.09-04-2008
20120075708Display Apparatus, Display Method and Vehicle - According to one embodiment, a display apparatus includes an image projection unit, a first emitter and a second emitter. The image projection unit is configured to project a luminous flux including an image toward a viewer. The first emitter is configured to emit a first marker light. The first emitter is set along an advance direction of the luminous flux. The second emitter is configured to emit a second marker light. The second emitter is set at a side nearer to the viewer than the first emitter along the advance direction.03-29-2012
20120176682Substrate Guided Relay Having A Homogenizing Layer - Briefly, in accordance with one more embodiments, a substrate guided relay for a photonics module includes a slab guide having a first end and a second end, and a first surface and a second surface. An input coupler disposed at the first end of the slab guide at an interface between the input coupler and the slab guide receives an input beam and feeds the input beam into the slab guide which generates multiple copies of the input beam. An output coupler disposed on the first surface of the slab guide causes the multiple copies of the input beam to exit the slab guide via the output coupler as an output. A homogenizer disposed on the second surface of the slab guide reflects at least some of the multiple copies of the input beam to increase uniformity of the output.07-12-2012
20110235185Head-up display apparatus - A head-up display apparatus includes an image output device and an optical system. The optical system includes a first and second optical members. The first optical member receives the image from the image output device. The second optical member receives the image from the first optical member and projects the image to a vehicle windshield. The second optical member has a position changer that rotates the second optical member to change an optical path thereof relative to the windshield to change a projection position of the image on the windshield. The first optical member has an adjuster that changes a position of the first optical member in order to adjust an optical path thereof relative to the second optical member to adjust the optical path of the second optical member.09-29-2011
20110157708SEE-THROUGH DISPLAY - A screen includes a first set of louver members at least partially disposed in the screen and located proximate to a first side of the screen, and a second set of louver members at least partially disposed in the screen and located proximate to a second side of the screen. An observer on either side of the screen sees an image produced by light directed to that observer by that set of louvers on the same side of the screen as the observer. Objects on the other side of the screen from the observer are visible to the observer between the louvers.06-30-2011
20110157707System and Method for Adjusting a Projected Image - In accordance with one embodiment of the present disclosure, a system comprises a projection system. The system further includes an image generator disposed in the projection system. The image generator is operable to generate a plurality of rays. The system further includes an objective lens disposed in the projection system. The objective lens is operable to refract the plurality of rays. The system further includes a component operable to reflect the refracted rays onto a target in order to form an image. The image is operable to be moved in relation to the target. The movement of the image is independent of any displacement of the projection system in relation to the target.06-30-2011
20120243103HEAD-MOUNTED DISPLAY SYSTEM - A head-mounted display system having a light source made up of a plurality of light-emitting diodes; a flat-panel display for producing an image on a flat-panel; a projecting mechanism having a cylindrical housing; and an eye-proximate optical system, wherein: the flat-panel display is secured within the housing so as to be inclined so that the normal direction to the flat-panel is not a pupillary axial direction; the light source is secured within the housing so that the direction of emission of the light that is emitted from each light-emitting diode is coincident with the pupillary axial direction and so that each light-emitting diode is at an equal distance from the flat panel; and a reflecting plate, for reflecting the light that is emitted from the light source, is formed so as to be at the inner peripheral face of the housing, placed between the light source and the flat-panel display.09-27-2012
20120243102IMAGE RELAY OPTICAL SYSTEM AND VIRTUAL IMAGE DISPLAY DEVICE INCLUDING THE SAME - An image relay optical system is provided with an optical coupling member before incidence of image light on a light guide member. Among a first light incident surface, a coupling member reflecting surface, and a first light emitting surface provided in the optical coupling member, the coupling member reflecting surface and the first light emitting surface are curved surfaces. Therefore, a large bright virtual image with reduced aberration can be displayed.09-27-2012
20100091377APPARATUS AND METHOD FOR MOUNTING AND CALIBRATING A HELMET-MOUNTED DISPLAY - A helmet mounted display (HMD) system comprising a display pod having a light wave optical element. The display pod is designed to be attached to a base plate located above the brow of a helmet using opposing hook and loop-style fastener pads or alternatively, a pair of locking disks. The mounting position of the display pod is adjustable within three degrees of freedom, including lateral positioning along a plane that is co-planar to a mounting surface for the display pod, as well as rotation about an axis that is perpendicular to the mounting surface. The HMD system is adapted to compensate for variations in mounting position using a bore sighting adjustment.04-15-2010
20130176626WEARABLE DEVICE ASSEMBLY WITH INPUT AND OUTPUT STRUCTURES - An electronic device for use with a wearable structure configured to be worn on the head of a user includes a display element and a housing having an arm portion and an elbow portion. The housing is configured to be removably affixed to the wearable structure at the arm portion thereof. The elbow portion of the housing defines a display end of the housing that supports the display element. The arm extends along a longitudinal axis of the housing, and the elbow portion is configured such that the display end supports the display element along a display axis disposed at an angle with respect to the longitudinal axis. Image generating means are disposed within the housing and configured for generating an image presentable to the user on the display element. An input device is affixed to the housing and is configured for receiving from the user an input.07-11-2013
20130208362LASER ILLUMINATION SCANNING - In embodiments of laser illumination scanning, an imaging unit includes a linear array of spatial light modulators that direct light in a direction perpendicular to an imaging scan direction. The lasers each emit the light through a diffractive optic that uniformly illuminates the spatial light modulators, and a scanning mirror then scans the spatial light modulators to generate a two-dimensional image for display. The lasers can include red, green, and blue lasers for RGB illumination of the spatial light modulators, which can be implemented as reflective liquid crystal on silicon (LCOS), transmissive LCOS, or as micro-electro-mechanical systems (MEMS) mirrors.08-15-2013
20130208363DISPLAY DEVICE FOR VEHICLE - A display device for a vehicle is provided which can efficiently transmit lights from a light source to improve a visibility of a display. In a head up display device, a combiner having a light transmission property is fixed to an upper part of a display device main body, and display lights outputted form the display device main body are projected on the combiner. The display device main body includes a light source, a lens array on which lights of the light source are converged and an LCD panel which transmits the lights converged on the lens array to have the display lights. Each of lens parts of the lens array has an output side and an incident side of the lights formed respectively as an output convex lens surface and an incident convex lens surface which respectively bulge in protruding forms.08-15-2013
20130100533COMBINER POSITIONING SYSTEM - A combiner positioning system for a head-up display includes a carrier and a locking element. The carrier supports a combiner for the head-up display, and the combiner is movable between a stowed position and a display position. The locking element has an engaged position and a disengaged position. The locking element engages a portion of the carrier in the display position and rigidly holds the carrier in the display position.04-25-2013
20130120850HEADS-UP DISPLAY SYSTEM - A heads-up display system suitable for use in a vehicle. The system includes a projector configured to project a projected image. A faceted reflector is included to overlay a dashboard area of the vehicle and define an array of reflective facets. Each facet is configured to reflect cooperatively a portion of the projected image to form a reflected image directed toward a windshield of the vehicle. A light diffusive layer is included to diffuse the reflected portion of the projected image such that the reflected image can be seen by an occupant of the vehicle as a reflection in the windshield. A light control film interposed between the windshield and the faceted reflector is included to propagate preferentially the projected image and thereby reduce the occurrence of ambient light washout of the reflected image being displayed.05-16-2013
20130128364Method of Using Eye-Tracking to Center Image Content in a Display - A head-mounted display (HMD) may include an eye-tracking system, an HMD-tracking system and a display configured to display virtual images. The virtual images may present an augmented reality to a wearer of the HMD and the virtual images may adjust dynamically based on HMD-tracking data. However, position and orientation sensor errors may introduce drift into the displayed virtual images. By incorporating eye-tracking data, the drift of virtual images may be reduced. In one embodiment, the eye-tracking data could be used to determine a gaze axis and a target object in the displayed virtual images. The HMD may then move the target object towards a central axis. The HMD may also record data based on the gaze axis, central axis and target object to determine a user interface preference. The user interface preference could be used to adjust similar interactions with the HMD.05-23-2013
20080198471Substrate-Guided Optical Device with Wide Aperture - There is provided an optical device, having a light-transmitting substrate (08-21-2008
20110228403OPTICAL ELEMENT, DISPLAY APPARATUS, DISPLAY METHOD, AND MOVING BODY - According to one embodiment, an optical element includes a first optical sheet having a first major surface. The first optical sheet includes a first Fresnel lens provided in the first major surface. An optical axis of the first Fresnel lens at the first major surface is disposed at a position different from a position of a center of an outline of the first major surface.09-22-2011
20120257284IMAGING DEVICE AND DISPLAY DEVICE - The present disclosure provides an imaging device including: a first element for converting image light into an electric signal or generating an image on the basis of an electric signal; and a second element for converting image light into an electric signal or generating an image on the basis of an electric signal, wherein an angle of rotation of the first element about an axis in a longitudinal direction is adjustable with respect to the second element.10-11-2012
20100315719Exit Pupil Expanders with Spherical and Aspheric Substrates - The specification and drawings present a new apparatus and method for using exit pupil expanders (EPE) with spherical or aspheric non-flat substrates and a plurality of diffractive elements for expanding the exit pupil of a display for viewing in order to reduce image spreading. This can also enable improved image resolution and utilization of shorter focus distances.12-16-2010
20130182334HEAD-MOUNTED IMAGE DISPLAY DEVICE - Provided is a head-mounted image display device, including: a main body for emitting an image light beam; an eyepiece optical portion having a light-guide portion in a polyhedral shape, the eyepiece optical portion allowing the image light beam emitted from the main body to be incident on one surface of the light-guide portion and causing the image light beam incident on the one surface of the light-guide portion and emitted from another surface on the same side as the one surface or on the different side from the one surface; an attaching portion for connecting the main body and the eyepiece optical portion, in which the attaching portion has a movement mechanism for moving the eyepiece optical portion relative to the main body so as to adjust the position of an exit pupil of the eyepiece optical portion.07-18-2013
20130188259HEAD-UP DISPLAY - A head-up display includes a first display device, and a second display device which is provided at a position which is different from a position of the first display device. An optical axis identifying device outputs light beams, which are respectively input from the first display device and second display device, in the identical direction. An enlarged-image forming device enlarges respective images which are formed by the light beams which are output from the first display device and the second display device, based on the light beams which are input from the optical axis identifying device, and forms an image by overlapping the images which are enlarged. A moving device moves at least one of the first display device and the second display device along respective optical axis directions thereof.07-25-2013
20120019923Variable Reflectivity Notch Filter and Optical Devices Using Same - A variable reflectivity notch filter (01-26-2012
20090231719Eyebox Shaping Through Virtual Vignetting - Briefly, in accordance with one or more embodiments, a compressed microlens array comprises an array of lenslets arranged in the array to have the lenslet centers spaced apart at a first distance in a first direction and to have the lenslet centers spaced apart at a second distance in a second direction such that the first direction is greater than the second direction. A raster scan of an image projected onto the array of lenslets results in the image being displayed in an eyebox having an aspect ratio having a length in the first direction being longer than a length in second direction via virtual vignetting of the diffraction patterns resulting from the raster scan.09-17-2009
20080218870Head-Up Display Comprising a Deformable Mirror - The invention relates to a head-up-display (09-11-2008
20080259462MIRROR ASSEMBLY FOR VEHICLE - An interior rearview mirror assembly includes a mirror reflective element having a front surface, a rear surface and a reflector. A display element is disposed to the rear of the rear surface and is operable to emit light when actuated, the emitted light passing through the mirror reflective element to be viewable to a driver of the vehicle. A garage door opener device is included in the rearview mirror assembly, which includes at least one user actuatable input device associated with operation of the garage door opener device. Actuation of at least one user actuatable input device causes the display element to provide a visual indication to the driver viewing the front surface, when the mirror assembly is installed in the vehicle, of at least one of (i) operation of the garage door opener device and (ii) coding the garage door opener device.10-23-2008
20130077175DISPLAY DEVICE - According to one embodiment, a display device includes an image projection unit, an optical unit and a mounting unit. The image projection unit emits an image light. The optical unit includes a first optical layer having first and second major surfaces, a second optical layer having third and fourth major surfaces and an intermediate layer provided between the second and third major surfaces. At least a portion of the image light travelling from the first major surface toward the second major surface is reflected by the intermediate layer. At least a portion of a background light travelling from the fourth major surface toward the third major surface is transmitted by the intermediate layer. The first major surface or the fourth major surface is a curved surface. The mounting unit is linked to the image projection unit and the optical unit.03-28-2013
20100157432HEAD-MOUNTED TYPE IMAGE DISPLAY DEVICE - The present invention provides a novel head-mounted type image display device capable of displaying a lot of information with good viewability by multi-screens without impairing mobility of the device. The device comprises a plurality of eyepiece optical units 06-24-2010
20100157431DISPLAY DEVICE - The invention relates to a display device, particularly for an automotive vehicle, that comprises an unfolding member (06-24-2010
20100157430AUTOMOTIVE DISPLAY SYSTEM AND DISPLAY METHOD - An automotive display system includes a frontward information acquisition unit, a position detection unit and an image projection unit. The frontward information acquisition unit acquires frontward information. The frontward information includes information relating to a frontward path of a vehicle. The position detection unit detects a position of one eye of an image viewer riding in the vehicle. The image projection unit generates a first virtual image at a corresponding position in scenery of the frontward path based on the frontward information acquired by the frontward information acquisition unit and projects a light flux including an image including the generated first virtual image toward the one eye of the image viewer based on the detected position of the one eye. The first virtual image has a size corresponding to at least one of a vehicle width and a vehicle height.06-24-2010
20100073773DISPLAY SYSTEM FOR VEHICLE AND DISPLAY METHOD - A display system for vehicle includes an outside information-obtaining section configured to obtain outside information of a moving object; a position-detecting section configured to detect a position of one eye of an image viewer getting on the moving object; and an image-projecting section. The image-projecting section is configured to obtain a position of a target in the outside information obtained by the outside information-obtaining section, to generate a display object on the basis of the obtained position of the target, and to project a light flux including an image having the generated display object toward the one eye of the image viewer on the basis of the detected position of the one eye.03-25-2010
20130033756METHOD AND APPARATUS FOR A NEAR-TO-EYE DISPLAY - An eyepiece for a head mounted display includes an illumination module, an end reflector, a viewing region, and a polarization rotator. The illumination module provides CGI light along a forward propagation path within the eyepiece. The end reflector is disposed at an opposite end of the eyepiece from the illumination module to reflect the CGI light back along a reverse propagation path within the eyepiece. The viewing is disposed between the illumination module and the end reflector and includes an out-coupling polarizing beam splitter (“PBS”). The out-coupling PBS passes the CGI light traveling along the forward propagation path and redirects the CGI light traveling along the reverse propagation path out of an eye-ward side of the eyepiece. The polarization rotator is disposed in the forward and reverse propagation paths between the out-coupling PBS and the end reflector.02-07-2013
20090153976Wide-Angle Glasses-Free 3-D Image Display System Without Ghosting Providing Real Depth and Agreement between Accommodation and Convergence - An image display system provides a viewer with an experience of three-dimensional imagery by presenting a composite image made up of at least two separate images. The system includes at least first and second image sources, a beam combiner, and a “background-image-occluding element” which prevents background imagery from being seen through foreground image elements. The system presents the image from one of the image sources, containing background image information, at a distance from the viewer which is greater than the distance from the viewer to the other image presented from the other image source, which contains foreground image elements. The “background-image-occluding element” is positioned at the same optical distance from the viewer as the image containing foreground image elements, eliminating any parallax error between them, enabling the foreground image elements to always occlude appropriate areas of the background image, regardless of the viewer's position or the background image brightness relative to the brightness of foreground image elements.06-18-2009
20130027781INSTRUMENT CLUSTER AND DASH INTEGRATION - An instrument cluster assembly mounts within a vehicle dashboard. An opening is defined within the dashboard provides for mounting of an instrument cluster assembly. The example instrument cluster assembly includes a top surface that corresponds with the top surface of the dashboard to provide a completed top visible surface when in a completed assembled condition. The instrument cluster assembly includes a first gauge and a second gauge separated by an open space therebetween. A bi-vision display is mounted in the open space between the first and second gauges. The bi-vision display generates a virtual image that is viewed by the operator between the first and second gauges.01-31-2013
20130050834HEAD-UP DISPLAY APPARATUS - A screen member has a plurality of optical elements, each of which includes a primary curved surface and two secondary curved surface. The primary curved surface diffuses a bundle of rays of light toward a main-viewing range through a display member. Each secondary curved surface diffuses the bundle of rays of light toward a corresponding sub-viewing range through the display member. A radius of curvature of the primary curved surface is larger than a radius of curvature of the secondary curved surface.02-28-2013
20130050833ADJUSTMENT OF A MIXED REALITY DISPLAY FOR INTER-PUPILLARY DISTANCE ALIGNMENT - The technology provides for adjusting a see-through, near-eye, mixed reality display device for alignment with an inter-pupillary distance (IPD) of a user by different examples of display adjustment mechanisms. The see-through, near-eye, mixed reality system includes for each eye a display optical system having an optical axis. Each display optical system is positioned to be seen through by a respective eye, and is supported on a respective movable support structure. A display adjustment mechanism attached to the display device also connects with each movable support structure for moving the structure. A determination is automatically made as to whether the display device is aligned with an IPD of a user. If not aligned, one or more adjustment values for a position of at least one of the display optical systems is automatically determined. The display adjustment mechanism moves the at least one display optical system in accordance with the adjustment values.02-28-2013
20090303604Windshield for use with head-up display and/or method of making the same - Certain example embodiments relate to a head-up display system for a vehicle having a windshield. First and second substantially parallel spaced-apart substrates sandwich a polymer-inclusive interlayer. An anti-reflective coating is provided on a surface of one of the first and second substrates. The anti-reflective coating is arranged so as to optically remove or block at least some of light rays produced by an image source of the head-up display system so as to reduce the occurrence of multiple images being produced by the image source. The anti-reflective coating is provided on a surface of the first or second substrate opposite the polymer-inclusive interlayer. In certain example embodiments, the polymer-inclusive interlayer may include polyvinyl butyral and/or may have a substantially uniform thickness.12-10-2009
20090091838Eyewear display and media device interconnection system - An eyewear display and media device interconnection system enables a user to connect various media devices and various eyewear or other displays to each other, by using a common interface. The integrated system offers improved ergonomics, lower size, lower power consumption and lower cost.04-09-2009
20130163090Augmented Reality Head Gear - An augmented reality electronic head gear is disclosed. The head gear includes an electronic device compartment configured to receive and support an electronic device such as an iPhone®. The head gear further includes a reflective surface configured to reflect the display of the electronic device to the eyes of a user. The head set is configured to rest upon a user's head, keeping the user's hands free and able to interact with the surrounding environment, while the user's eyes view real-time images of the surrounding environment being augmented.06-27-2013
20130163088WINDSHIELD DISPLAY SYSTEM USING ELECTROWETTING LENSES - A windshield display system for installation into a vehicle that includes a windshield, a transparent display overlaying the windshield, and an array of electrowetting lenses overlaying the transparent display. Each lens of the array is operable to a flat-state where light passes through the lens substantially undistorted, and a shaped-state where emitted light from an underlying portion of the transparent display is directed in order to increase an apparent brightness of the emitted light. The array selectively magnifies pixels or portions of the transparent display, while maintaining vision clarity for the operator in regions of the windshield where images are not being displayed. The array may also outline or highlight images being displayed with a region of distortion of surrounding the image to distort the view of the scene outside the vehicle to help the operator discern the image when the outside lighting conditions are less than ideal.06-27-2013
20090237804HIGH BRIGHTNESS OPTICAL DEVICE - There is provided an optical device, comprising a display source; a light-diffuser; an imaging optical module, and an output aperture from the optical device characterized in that the light diffuser is an angular, non-uniform diffuser of light for increasing a portion of light emerging from the display source that passes through the output aperture. A method for improving the brightness of an optical display is also provided.09-24-2009
20090231721IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY METHOD - An image display apparatus has light beam emitting units (09-17-2009
20090231720Heads up display - A heads up display apparatus for a vehicle having a windshield includes an LED display having alphanumeric characters which are at least reflected off of the vehicle windshield toward the driver. The display has power controls and, optionally, a variable brightness control through a manually driver manipulatable control member or automatically through an ambient light sensor output coupled to the display. A vehicle operating parameter output is coupled to the display and converted by the display into illuminated alphanumeric characters. Each element of each LED character includes a reflected element image and at least a partially refracted and reflected ghost element image which have juxtaposed and overlapped element to form a combined single image to the viewer.09-17-2009
20090009877DISPLAY OPTICAL SYSTEM AND IMAGE DISPLAY APPARATUS - The display optical system includes first to third surfaces each having at least a reflection function, and a fourth surface having a reflection function and disposed outside an inside area surrounded by the first to third surfaces. The light from an original image passes through the inside area and is reflected by the fourth surface to return into the inside area. The light that has returned into the inside area is reflected by the first surface and is reflected by the second surface toward the first surface to impinge again thereon. The light impinging again on the first surface is re-reflected thereby such that a central-viewing-angle principal ray of the light proceeds in a direction opposite to a direction in which that principal ray has previously reflected by the first surface. The light re-reflected by the first surface is reflected by the third surface toward an exit pupil.01-08-2009
20130188258OPTIMUM GAZE LOCATION ON FULL WINDSCREEN DISPLAY - A method to display a registered graphic upon a substantially transparent windscreen head-up display within a source vehicle includes monitoring an operating environment of the source vehicle, monitoring a driver registration input, determining a recommended continuous gaze location based upon the operating environment and the driver registration input, and displaying the registered graphic upon the substantially transparent windscreen head-up display.07-25-2013
20090059381WEARABLE HIGH RESOLUTION AUDIO VISUAL INTERFACE - An adjustable visual optical element is provided, which may be supported, for example, by an eyeglass. The optical element is preferably adjustable in each of the X, Y, and Z axes to allow the wearer to optimize projection of the optical element. A view axis of the display is preferably also angularly adjustable with respect to a wearer's straight ahead normal line of sight. Source electronics may be carried onboard the eyeglasses, or may be connectable to the eyeglasses via either a hardwire, optical guide, or radiofrequency link.03-05-2009
20110292513HEAD MOUNTED DISPLAY - A head mounted display includes a display unit, a concave mirror, an optical unit that is arranged between the display unit and the concave mirror, transmits a part of incident light from the display unit and reflects the other part of the incident light from the display unit, a first optical system that guides light reflected by the concave mirror to the left eye, and a second optical system that guides light reflected by the optical unit to the right eye. In the head mounted display, on the concave mirror, a right end is closer to the display unit in comparison with a left end. Further, the curvature of the concave mirror at the right end is larger than the curvature of the concave mirror at the left end.12-01-2011
20080285139Reflective image display system - A reflective image display system includes: at least one light source; at least one light guide set in front of the light source; an image panel set in front of the light guide; and a surface with the feature of at least partial specular reflection. Wherein the light emitted from the light source illuminates the image panel via the light guide to project an image on the image panel onto the surface and then be reflected to an observer, so as to form a virtual image observed by the observer. The light guide of the present invention can reduce the light loss of the reflective image display system and make the illumination light on the image panel more homogeneous and possessing high directionality, and so as to improve the brightness and quality of the virtual image formed by the reflective image display system.11-20-2008
20080285137Projection Display - A projection display is provided including a rod-like waveguide (11-20-2008
20100033830WEARABLE IMAGE DISPLAY DEVICE - A wearable image display device for superimposing a virtual image into the wearer's field of vision includes a lens, for spectacles or the like, which includes inner and outer lens portions bonded together at complementary boundary surfaces of the lens portions. One of two opposing optical surfaces of the lens is located on each lens portion. Each boundary surface is disposed between the optical surfaces of the inner and outer lens portions to avoid discontinuities on the optical surfaces. A partially transmissive reflector is located on one of the boundary surfaces and a microdisplay radiates light internally through the lens between the optical surfaces of the inner and outer lens portions to strike the partially transmissive reflector and reflect the light out of the lens to a user's eye.02-11-2010
20120188650POSITIONING SYSTEM FOR HEAD-UP DISPLAY - The invention relates to a positioning system for a head-up display which comprises a combiner carrier being moved between a first position and a second position; a combiner rotatbly disposed on the combiner carrier and a tilt angle of the combiner being adjusted; and a driving mechanism for alternatively driving the movement of the combiner and the tilt angle adjustment of the combiner.07-26-2012
20110267700VEHICLE DISPLAY SYSTEM OR PROJECTION DISPLAY FOR A MOTOR VEHICLE, AND CALIBRATION METHOD - A vehicle display system comprises a display device and an optical system for generating a virtual image for a user. Correction means distorts image information after the optical system is traversed to display the virtual image with reduced distortion. The optical system comprises at least one element that can be adjusted to change the position of the virtual image. Distortion resulting from adjustment of the adjustment element. The display system has a memory device for storing correction data that determine the distortion of the correction means as a function of the selected adjustment of the adjustment element.11-03-2011
20080316605Spectacles With Embedded Segmented Display Comprising Light Guide End - An optical device, such as spectacles or goggles, has a segmented display (12-25-2008
20120033306OPTICAL WAVEGUIDE AND DISPLAY DEVICE - In a slab waveguide which expands an image-bearing pupil into a visible image, reflective edge surfaces are used to redirect once-diffracted light back through the same grating structure. The number of separate grating structures thereby can be reduced to two or even one, compared to three in the prior art.02-09-2012
20090237803DISPLAY DEVICE, DISPLAY METHOD AND HEAD-UP DISPLAY - A display device includes: an image projection section configured to project a light flux including an image toward a head of a viewer; an imaging section configured to image a picture of the viewer; a control section configured to control a projection area and a projection position of the light flux by controlling the image projection section on the basis of the picture; and a target eye detection section configured to detect a one-eye served as a target of the projection position of both eyes of the viewer on the basis of the picture.09-24-2009
20090201589Wide Field of View Head-Up Display System - A projection system, such as a system suitable for head-up displays in automobiles, includes a laser projection source (08-13-2009
20090290222IMAGE OBSERVATION APPARATUS AND IMAGE OBSERVATION SYSTEM - The image observation apparatus includes a first image-forming element and a second image-forming element each of which forms an original image, and an optical system configured to introduce light fluxes from the first and second image-forming elements to an exit pupil position of the optical system where an eye of an observer is placed. The optical system includes an optical surface as a single surface that reflects the light flux from the first image-forming element and transmits the light flux from the second image-forming element. The first image-forming element and the second image-forming element respectively form a first original image and a second original image that correspond to different viewing fields from the exit pupil position. The apparatus combines plural original images to enable observation of one combined image and that can suppress generation of light scattering.11-26-2009
20110267701DIFFRACTIVE HEAD-UP DISPLAY DEVICE PROVIDED WITH A DEVICE FOR ADJUSTING THE POSITION OF THE VIRTUAL IMAGE - A diffractive head up display device that includes a projection unit that uses a display to project an image through a projection window of an image mask, and towards a diffractive combiner. The display and the mask are moveable at right angles to the axis of the projection light beam, so that the adjustment of the position of the virtual image in the field of view of the observer, for example the driver of a vehicle, is obtained by translation of the display and of the mask.11-03-2011
20110141572DISPLAY DEVICE, NOTABLY FOR A MOTOR VEHICLE - The present invention relates to a display device, notably for a motor vehicle, comprising a projection module for generating an image for the purpose of a projection in the normal direction of looking of a user of the display device on an optical path, the display device comprising a reflection element, the reflection element being capable of being moved between a multitude of different display positions, the different display positions corresponding to different viewing positions of a user of the display device.06-16-2011
20080285138Retractable Display Device for a Motor Vehicle and a Vehicle Provided Therewith - The invention relates to a retractable display device for a motor vehicle comprising a light source (11-20-2008
20090128919HEAD-MOUNTED DISPLAY - A head-mounted display for forming a virtual image at a predetermined distance in front of a user includes: a left eye unit and a right eye unit, each eye unit having an image module for generating an image and an optical system disposed at a predetermined distance from the image module and towards the user's eyeball for forming a virtual image at a predetermined distance from the user by enlarging the generated image. A main body has both the left eye unit and the right eye connected thereto, wherein portions of the main body to which the left eye unit and the right eye unit are connected are each inclined to sustain a predetermined angle from the center of the main body. By utilizing a user's visual convergence so that a virtual image may be displayed at a target position, variation of a distance determination between users is reduced, and thus a viewing effect to the user of a virtual image being formed at a target position is obtained, thereby improving user satisfaction.05-21-2009
20120069446AUTOMOTIVE DISPLAY APPARATUS - According to one embodiment, an automotive display apparatus includes an image projection unit and a control unit. The image projection unit is configured to project a light flux including an image by using a reflecting unit to reflect the light flux. The control unit is configured to control an operation of the image projection unit so that the image projection unit moves a projection region of the light flux by an amount substantially proportional to (Vc)03-22-2012
20120069445HEAD-MOUNTED DISPLAY SHIELD AND HEAD MOUNTED DISPLAY - Increased impact resistance can be achieved without impairing the comfort when worn. Provided is a head-mounted-display shield attached to a head mounted display including a pair of optical units each having a display device, and a frame that supports the optical units and that is to be mounted to a wearer's head. The head-mounted-display shield includes shield bodies that are composed of an elastically deformable material, that are each separated from an outline of the neighboring optical unit by a space and disposed at a position where the frame does not extend between the shield body and the outline, and that are each disposed at least at a position where the shield body forms a plane across which the corresponding optical unit does not extend; and an attachment section attached to the frame.03-22-2012
20120069444INTERIOR REARVIEW MIRROR ASSEMBLY WITH INTEGRATED INDICATOR SYMBOL - This invention relates to mirror assemblies for vehicles and in particular to interior rearview minor assemblies having touch screen inputs corresponding to elements representing a symbol. The symbols are located behind a reflective element and not visible until activated by selection of the corresponding input or other means.03-22-2012
20090141363HEAD UP DISPLAY DEVICE - An external mounting type head up display device for a vehicle, which can be mounted irrespective of kind of vehicle, is disclosed. The head up display device includes a display unit to convert a signal into an image and output the image, an optical element decentered with respect to an optical axis of the display unit, the optical element magnifying the image and transmitting the image, and a combiner provided in front of a driver to provide the driver with the transmitted magnified image.06-04-2009
20080316606IMAGE OBSERVATION APPARATUS AND IMAGE OBSERVATION SYSTEM - The image observation apparatus includes a first image-forming element and a second image-forming element each of which forms an original image, and an optical system configured to introduce light fluxes from the first and second image-forming elements to an exit pupil position of the optical system where an eye of an observer is placed. The optical system includes an optical surface as a single surface that reflects the light flux from the first image-forming element and transmits the light flux from the second image-forming element. The first image-forming element and the second image-forming element respectively form a first original image and a second original image that correspond to different viewing fields from the exit pupil position. The apparatus combines plural original images to enable observation of one combined image and that can suppress generation of light scattering.12-25-2008
20090086329POSITIONING SYSTEM FOR A COMBINER IN A HEAD UP DISPLAY - A combiner positioning system (04-02-2009
20100014166OBSERVATION DEVICE - An observation device includes at least one day vision channel, an information channel with a graphic electronic display for producing a display image and a combination optical system for combining the day vision channel and the information channel, so that a combined overall image forms.01-21-2010
20130215516DISPLAY DEVICE HAVING A HOLDING DEVICE THAT CAN BE PLACED ON THE HEAD OF A USER - A display device includes a holding device that can be placed on the head of a user. An image-generating module and an imaging lens system can be secured on the holding device. The latter includes a spectacle lens with a curved front and a curved back. It projects the image generated when the holding device is placed on the head such that the user can perceive it superimposed on the surroundings. Light from the image-generating module is coupled into an optical channel in the spectacle lens. It is conducted in the optical channel to an exit section and coupled via the exit section out of the spectacle lens. The optical channel includes in the region of the front and back a Fresnel structure with a plurality of facets on which the light conducted in the optical channel is reflected, and which are aligned parallel to one another.08-22-2013
20100226017BINOCULAR APPARATUS AND SYSTEM - A binocular display comprising: a housing; a first mirror located in the housing; a first micro display in optical communication with the first mirror; a first backlight in optical communication with the first micro display; a first lens in optical communication with the first micro display; a first light path that includes the first lens, first mirror, and first micro display; an angle Ø, defined by the reflection angle made by the first light path with the first mirror; a second mirror located in the housing; a second micro display in optical communication with the second mirror; a second backlight in optical communication with the second micro display; a second lens in optical communication with the second micro display; a second light path that includes the second lens, second mirror, and second micro display; a PCBA located in the housing and in signal communication with the first micro display and second micro display; an angle Ø, defined by the reflection angle made by the second light path with the second mirror; a nose pad attached to the housing; and a binocular display depth D. A binocular micro display system comprising: a housing; a first mirror located in the housing; a first micro display in optical communication with the first mirror; a first backlight in optical communication with the first micro display; a first lens in optical communication with the first micro display; a first light path that includes the first lens, first mirror, and first micro display; an angle Ø, defined by the reflection angle made by the first light path with the first mirror; a second mirror located in the housing; a second micro display in optical communication with the second mirror; a second backlight in optical communication with the second micro display; a second lens in optical communication with the second micro display; a second light path that includes the second lens, second mirror, and second micro display; a PCBA located in the housing and in signal communication with the first micro display and second micro display; an angle Ø, defined by the reflection angle made by the second light path with the second mirror; a nose pad attached to the housing; a binocular display depth D; a lens side of the housing; a connection side of the housing; a first attachment member extending generally orthogonally from the connection side of the housing; an eyeglasses frame; a second attachment member located on the eyeglasses frame, and configured to removeably attach to the first attachment member.09-09-2010
20120188651Display System, Head-Up Display, and Kit for Head-Up Displaying - A head-up display device includes a light source, a reflector, a reflector control unit, and a surface. The light source provides a light signal that corresponds to display data. The reflector is disposed rotatably in a first optical path of the light signal. The reflector control unit receives a control signal corresponding to the display data and controls rotation of the reflector about a rotational center. The surface is disposed in a second optical path. When the reflector is rotated for a predetermined rotational angle by the reflector control unit according to the control signal, the light signal reflected by the reflector is projected on the surface to display an image corresponding to the display data on a predetermined region of the surface.07-26-2012
20130135747HALF MIRROR AND IMAGE DISPLAY APPARATUS - There is provided an image display apparatus which enables an image displayed on a display device to be viewed through a half mirror. The half mirror includes two translucent resin substrates formed from resin, a metallic film composed Ag and disposed between the resin substrates, and dielectric films disposed between the metallic film and the resin substrates, respectively. Each of the dielectric films includes an SiO05-30-2013
20130135748VEHICULAR HEADS-UP DISPLAY DEVICE - Provided is a vehicular heads-up display device with which it is possible to avoid burn-in of an internal component upon a reflecting member by exterior light, improving display quality. A vehicular heads-up display device, comprising a case body (05-30-2013
20100302644SLANTED OPTICAL DEVICE - An optical device (12-02-2010
20090122413SYSTEMS AND METHODS FOR AIDING SITUATIONAL AWARENESS - A method for displaying an image according to one embodiment of the present invention includes projecting an image away from a first display surface and a second display surface onto a reflective surface, and orienting the reflective surface to selectively redirect the image onto either the first display surface or the second display surface.05-14-2009
20110026128 WAVEGUIDES - A projection display (02-03-2011
20090067058HEAD-UP DISPLAY SYSTEM FOR VEHICLE - A Head-up display system includes a display for projecting a light to provide a display image, and a reflecting means located in the proximity of a front windshield glass of the vehicle. The reflecting means has a reflection surface for receiving the light projected from the display to reflect toward a driver so that the driver can see the light reflected by the reflecting means as a virtual display image in a vehicle-front of the vehicle. The reflection surface forms a background of the virtual display image, being set to have a color darker than a color of the display.03-12-2009
20090034087HEAD-UP DISPLAY SYSTEM - A head-up display system is described. The head-up display system includes an image projection device, a diffusion unit, and a frame demonstration medium. The image projection device emits the visible light, containing text or image information, for generating a real image on the diffusion unit. The frame demonstration medium receives the visible light reflected from the diffusion unit. By adjusting the received visible light reflected from the diffusion unit, the frame demonstration medium generates a virtual image corresponding to the real image. The distance between the real image corresponding to the diffusion unit and the frame demonstration medium is preferably equal to the distance between the virtual image and the frame demonstration medium. Alternatively, the visible light is projected to the frame demonstration medium and then reflected to the diffusion unit. The frame demonstration medium again reflected visible light from the diffusion unit to generate a virtual image corresponding to the real image.02-05-2009
20130155520HEAD-UP DISPLAY DEVICE - A head-up display device includes an indicator configured to emit a display light, a lower casing to which the indicator is mounted, an upper casing which is mounted to an upper portion of the lower casing, a pair of support portions which are provided on the lower casing and extend toward the upper casing, guide grooves which are formed on the support portions at opposite sides thereof, and a reflective mirror which is inserted and mounted to the lower casing toward a bottom surface of the lower casing while both lateral edges of the reflective mirror are engaged with the guide grooves, to reflect the display light emitted from the indicator and guide the reflected display light to a windshield of a vehicle.06-20-2013
20110242668HEAD UP DISPLAY (HUD)SYSTEM WITH A SERVICE POSITION FOR EASY DISPLAY ASSEMBLY REPLACEMENT - A head up display (HUD) system includes a housing, a display assembly, and a mechanical guide system. The housing contains optical and electronic components that support a head up display function. The display assembly is captured by the housing. The display assembly has a display element for conveying head-up display information and a carrier that structurally supports the display element. The mechanical guide system moves and guide the display assembly to an in-use position, a storage position, and a service position. When in the service position, the display assembly is removable from the housing without disassembly of the housing. When not in said service position, the display assembly can be movable between an in-use position (in which the display element is substantially exposed outside the housing but is physically secured by the housing) and a storage position (in which the display assembly is substantially enclosed and protected by the housing).10-06-2011
20110242667INTERIOR REARVIEW MIRROR ASSEMBLY - An interior rearview mirror assembly for a vehicle includes a prismatic reflective element with an attachment plate attached thereto, and a display-on-demand display disposed behind the prismatic reflective element and operable to display information for viewing through a transflective mirror reflector of the prismatic reflective element by a driver of the vehicle. A mounting assembly is configured to mount the mirror assembly to an interior portion of the vehicle. The mounting assembly includes a toggle portion and an actuator, with the toggle portion pivotally mounting to a first mounting member and the actuator pivotally mounting to a second mounting member of the attachment plate. An electronic circuitry element is attached to the attachment plate and an accessory pod is attached to the mounting assembly and includes circuitry therein. The circuitry of the accessory pod is electrically connected to the electronic circuitry element.10-06-2011
20110242666Head up display device for vehicle - A head up display device includes a display, an optical system having a reflecting mirror, a motor, and a reduction gear mechanism having gears in engagement with each other. A stopper gear is further on a preceding side than the last gear in the mechanism. The stopper gear includes a partial gear portion having teeth arranged in a region of the stopper gear in a range of less than 360 degrees in its rotational direction. Rotation of the stopper gear is stopped by engagement of both-end teeth of the partial gear portion with a stopper-adjacent gear, so a range of a rotation angle of the mirror is limited to a predetermined adjustable range, which includes a displayable range. The angle between an adjustable range lower limit and displayable range lower limit, and the angle between an adjustable range upper limit and displayable range upper limit are larger than 0 degrees.10-06-2011
20110211260DISPLAY APPARATUS, DISPLAY METHOD, GOGGLE-TYPE HEAD-MOUNTED DISPLAY, AND VEHICLE - A display apparatus includes a light source which emits a beam including visible light forming an image and infrared rays, and a transmissive deflection unit including a first surface facing the eyes of a user and a second surface which is a rear surface of the first surface. The transmissive deflection unit has transmissive characteristics for transmitting the visible light from the second surface side to the first surface side, deflection characteristics for deflecting, toward the eyes of the user, the visible light projected from the light source to the first surface side, and infrared absorption characteristics for absorbing the infrared rays projected from the light source to the first surface side.09-01-2011
20120120498HEAD-MOUNTED DISPLAY APPARATUS EMPLOYING ONE OR MORE FRESNEL LENSES - Head-mounted displays (05-17-2012
20110075265SPLIT LASER EYE PROTECTION SYSTEM - A laser eye protection (LEP) system for a helmet having a helmet-mounted display (HMD) system. The LEP system includes a large outer visor, which provides ballistic protection, LEP and a display surface for the HMD, and a smaller inner visor, which also provides LEP. LEP is split between the two visors, so that the outer visor can block light in a wavelength that overlaps with the peak wavelength range of the HMD without impairing the wearer's ability to view HMD imagery. The outer visor also preferably does not block near IR light, which allows image-enhancement devices to be positioned within the protective envelope of the outer visor while the smaller inner visor protects the wearer from near IR threats.03-31-2011
20110075267DISPLAY DEVICE - A display device includes: a display part containing a first display region visually recognized by a viewer; an object of view arranged in a second display region; an imaging optical system of real specular image for defining a first space in which the first display region exists and a second space in which the second display region exists, the imaging optical system of real specular image including a semitransparent substrate with a plane of symmetry, the imaging optical system of real specular image forming a real image of the object of view in the first space of the first display region with light passing through the substrate; and a half mirror arranged in the first space of the first display region, the half mirror reflecting light beams emitted from the imaging optical system of real specular image to guide the reflected light beams to the viewer, while allowing an image formed in the first display region to be seen by the viewer.03-31-2011
20120200934VIRTUAL IMAGE DISPLAY - A virtual image display includes at least an image forming device, a pair of accommodating members at least one of which accommodates the image forming device, a light guide member which guides image light received from the image forming device toward a predetermined outside position, and a pair of temples one and the other of which are rotatably attached to one and the other of the pair of the accommodating members, respectively. Each of either the accommodating members or the temples has a contact member which regulates rotation of the temple, and a position control member which shifts the corresponding contact member in a first direction extending nearer to or away from the corresponding accommodating member or temple on which the contact member is not provided.08-09-2012
20130163089REFLECTIVE ARRAY WAVEGUIDE - In embodiments of reflective array waveguide, a reflective array waveguide includes clear waveguide panels for see-through viewing of an environment viewed through the reflective array waveguide. The reflective array waveguide also includes reflecting waveguide panels to reflect a virtual image that is generated to appear as part of the environment. Each of the reflecting waveguide panels have a partially reflective mirror coating deposited on opposing sides, and the reflecting waveguide panels are alternated in the reflective array waveguide with the clear waveguide panels. The alternating clear and reflecting waveguide panels are angled for augmented reality imaging of the reflected virtual image as part of the environment that is viewed through the reflective array waveguide.06-27-2013
20120200935VIRTUAL IMAGE DISPLAY APPARATUS - A support frame includes a light transmissive portion that is combined with a light guide member to form a see-through portion. The support frame assembled with the light guide member for image light observation therefore allows see-through observation of an outside-world object through the see-through portion. Further, providing the light transmissive portion in the support frame can increase the strength of the support frame while reducing the weight of the light guide member.08-09-2012
20120200936VIRTUAL IMAGE DISPLAY DEVICE - In regard to a second direction (combination direction) that is turned back by a reflection at the time of light-guiding, a projective optical system has an emission opening width larger than an opening width of a third reflective surface, such that it is possible to prevent a partial deficiency of image light when the image light emitted from the projective optical system is incident to the third reflective surface from occurring, and thereby it is possible to prevent the occurrence of deficiency of an image or a large variation in brightness.08-09-2012
20080278821HEAD-MOUNTED DISPLAY SYSTEM - A head-mounted display system is provided. According to one example of an implementation, the head-mounted display system includes at least one sensor detecting surrounding information, a processing unit processing the surrounding information received from the at least one sensor, a display control unit generating display information to be displayed to a user of the system from the processed surrounding information received from the processing unit, and a head-mounted display capable of displaying information received from the display control unit to the user.11-13-2008
20100284090IMPROVEMENTS IN OR RELATING TO DISPLAY SYSTEMS - A primary waveguide and a coupling waveguide are arranged so a user can view light from a forward scene through the primary waveguide. An image source generates an image which is diffractively coupled into the primary waveguide and internally reflected to an exit area for diffraction towards the user. Light from the forward looking scene is diffracted into the primary waveguide to be internally reflected and coupled to a image intensifier tube assembly. The image intensifier tube assembly enhances light from the forward looking scene and drives the image source such that an image of the enhanced light is overlaid on light from a forward scene at exit area.11-11-2010
20110134535DISPLAY DEVICE, NOTABLY FOR A MOTOR VEHICLE - A display device for a motor vehicle includes a projection module for generating an image for projection in a normal direction of looking of a user long an optical path. The display device comprises a reflection element capable of being moved between a first rest position and a second display position. The reflection element in its display position is provided in the normal direction of looking of the user. When the reflection element moves between its first rest position and its second display position, it is subjected to rotary movement about a fixed axis of rotation.06-09-2011
20110019284SEMITRANSPARENT MIRROR - A semitransparent mirror includes a front side having a front luminous reflectance of at least 60%; a rear side having a rear luminous reflectance of at most 25%; and a light transmittance of at least 20% with a vertical light incidence under standard illuminant C.01-27-2011
20100214662VEHICLE MIRROR AND MANUFACTURING METHOD THEREFOR - The present invention provides a vehicle mirror and a manufacturing method therefor which allow the rear face side of a mirror element to be dark-colored without using a color plate or color coating. A mirror element is configured by forming a semitransparent reflective film made of a dielectric multilayer film on the front face of a flat transparent substrate. A dark-colored self-adhesive film is attached to the rear face of the mirror element. The dark-colored self-adhesive film is configured by forming an adhesive layer on the rear face of a dark-colored film layer by means of application. Grid-like air release channels are formed at fine pitches with minimal depth on an entire surface of the adhesive layer. After the dark-colored self-adhesive film is attached to the rear face of the mirror element, the grid-like air release channels visible from a front side of the mirror element are eliminated by heating and/or pressurizing.08-26-2010
20110261465DIFFRACTIVE COMBINER FOR MULTICOLOR AND MONOCHROME DISPLAY, METHOD OF MANUFACTURE AND HEAD-UP DISPLAY DEVICE USING SAME - A method for producing a single-layer diffractive combiner for a head-up display having a projection unit with n light sources of λi wavelength(s), where i=1 to n sending light towards the combiner at an angle θp. The method includes forming interference fringes for each λi wavelength on a photosensitive layer with an interference of two light beams from a single laser source of wavelength λe, where the forming step is repeated n times, and each time the forming step is repeated an angle θi between the two beams is determined according to θi=arcsin ((λe/λi)*sin(θp)), one of the interfering beams being divergent and having a spherical wave front and the other being a plane wave, the interference of the beams generating a diffractive network with an adjustable pitch and curved contour fringe lines.10-27-2011
20080266669Electronic Day and Night Vision Spectacles - The invention relates to electronic spectacles, especially to night vision spectacles (10-30-2008
20110075266HEAD MOUNTED DISPLAY - In a half mirror of a head mounted display which is formed by stacking a dielectric film and a metal film to a plate-shaped resin member, reflectivity of a P-polarized light and reflectivity of an S-polarized light do not agree with each other in at least a partial band of a visible band which contains wavelengths of three primary colors which constitute the image light. On the other hand, the reflectivity of the P-polarized light and the reflectivity of the S-polarized light with respect to the three primary colors are set approximately equal. An average value of transmittance of the P-polarized light and transmittance of the S-polarized light with respect to the respective wavelengths in the visible band which contains the wavelengths of the three primary colors is suppressed to a value which falls within a regulated range in the whole visible band.03-31-2011
20120300311PROJECTION DISPLAY - The present invention relates to a projection display (11-29-2012
20110317273HEAD-UP DISPLAY DEVICE - A head-up display device according to the invention includes a projector that projects an image to be displayed on a windshield of a vehicle; a housing that accommodates the projector and has an opening portion on a pathway of a projection light that is projected from the projector; a transmissive member that blocks the opening portion and transmits the projection light; and a light blocking portion that blocks a light path along which light incident from an outside of the vehicle is reflected on the transmissive member and the windshield and reaches a predetermined viewpoint region on a driver's seat side, wherein the light blocking portion is formed by a printed layer provided in the periphery of the windshield.12-29-2011
20120044571DISPLAY APPARATUS - A display apparatus includes: a glass-type frame mounted to a head of an observer; and two image displaying devices for the left and right eyes that are attached to the frame. Each of the image displaying devices includes an image forming device, an optical system making light from the image forming device to be parallel light, and an optical device to which the light from the optical system is incident, and in which the light is guided so as to be output, at least one of the image displaying devices further includes a movement device relatively moving optical axes of the image forming device and the optical system in a horizontal direction, and a convergence angle is adjusted by relatively moving the optical axes of the image forming device and the optical system in the horizontal direction using the movement device depending on an observation position of an observer.02-23-2012
20120044572OPTICAL WAVEGUIDES - An optical waveguide comprising a body of material configured for the contained propagation of light therethrough, a surface relief grating configured to receive the propagating light and at least partially to diffract or reflect it out of the waveguide, and at least one layer of dielectric material of varying thickness having a first surface and a second surface which conforms to a profiled surface of the grating so that the grating exhibits a spatial variation in efficiency dependent on the varying thickness of the dielectric material.02-23-2012
20120002295DISPLAY DEVICE COMPRISING MULTIFUNCTION GLASS, PRODUCTION METHOD, AND OPTICAL ELEMENT HAVING A FRESNEL STRUCTURE - A display device including a holding device that can be placed on the head of a user, an image generating module fixed to the holding device and generating an image, and a multifunction glass that is fixed to the holding device and has a coupling in area and a coupling out area. The image produced is coupled into the multifunction glass via the coupling in area, guided in the multifunction glass to the coupling in area, and extracted via the coupling out area, in such a way that the user can perceive the coupled out image superimposed on the surroundings when the holding device is placed on the head of the user. The coupling in area has a Fresnel structure causing a folding of the beam path when the image is injected into the multifunction glass, said structure having an imaging property.01-05-2012
20120002294BEAM COMBINER FOR USE IN A HEAD-MOUNTED DISPLAY DEVICE AND BEAM SPLITTER - A beam combiner for combining a first beam cluster with a second beam cluster that is not parallel to the first, to form a common beam cluster. The beam combiner includes a transparent body for the first beam cluster, which has a superimposition region that is encountered by the first beam cluster as it passes through the body. The superimposition region is split into a first section and a second section. Only the first section formed from interspaced reflective and/or refractive deflection elements causes a deflection of the second beam cluster by reflection and/or refraction, such that the first beam cluster forms the common beam cluster with the deflected second beam cluster once it has left the body.01-05-2012
20120206816DISPLAY APPARATUS - A display apparatus includes: an eyeglass-type frame worn by a head of a viewer; and an image display apparatus attached to the frame, wherein the image display apparatus includes an image formation device, and an optical device on which light that exits from the image formation device is incident, through which the light is guided, and out of which the light exits, the frame is formed of a front portion, two temple portions extending from both ends of the front portion, a nose pad, and an attachment member, the attachment member is attached to a central section of the front portion, the optical device is attached to the attachment member, and the nose pad is so attached to the attachment member that the nose pad is movable upward and downward.08-16-2012
20120062998PRISMATIC MULTIPLE WAVEGUIDE FOR NEAR-EYE DISPLAY - A near-eye display includes a compound waveguide for presenting viewers with virtual images visible within an eyebox at a limited relief distance from the compound waveguide. The compound waveguide is assembled from a plurality of waveguides that are at least partially optically isolated for conveying different portions of the virtual image. An input couple injects the different portions of the virtual image into predetermined combinations of the waveguides, and an output coupling ejects the different portions of the virtual image from the waveguides toward the eyebox in a form that at least partially constructs a pupil within the eyebox.03-15-2012
20080285140Substrate-guided optical devices - There is provided an optical device, having a light-transmitting substrate having at least two major surfaces (11-20-2008
20100290126Multiple Imaging Arrangements for Head Mounted Displays - A head mounted display is disclosed that utilizes a single video display screen to transport images to both eyes. Multiple reflections are created by illuminating the display screen form a plurality of directions, or by illuminating the display screen with light beams of differing polarizations. The reflections of the display screen are focused in order to reduce the splitting volume and then redirected by a plurality of reflective surfaces located near the focal point of the display images. Different images may be sent to each eye of a user by interlacing multiple data streams for the display and linking each data stream with a specific illumination direction, or specific polarization.11-18-2010
20100290125OBSERVATION OPTICAL SYSTEM AND IMAGE DISPLAY APPARATUS - The observation optical system introduces light from a first display element and light from a second display element to an exit pupil to present an enlarged combined image of first and second original images. The optical system includes a first optical element allowing the light from the first display element to enter thereinto, a second optical element allowing the light from the second display element to enter thereinto, and a third optical element. The optical system introduces a first light component from a first display area in the second display element to the exit pupil through the second optical element and at least the first optical element, and introduces a second light component from a second display area in the second display element to the exit pupil through the second and third optical elements, not through the first optical element.11-18-2010
20100290124IMAGE DISPLAY APPARATUS - The image display apparatus includes first and second display elements respectively displaying first and second original images, and an optical system presenting an enlarged combined image of the first and second original images with first and second light fluxes from the first and second display elements. The optical system includes at least one reflective surface. When a cross-section of the optical system on which optical paths of the first and second light fluxes are turned by reflections at the reflective surface is defined as a decentering cross-section, the first and second original images correspond to different view angles in the decentering cross-section. Light flux components respectively included in the first and second light fluxes and introduced to a same image point in the enlarged combined image are overlapped with each other on an exit pupil plane.11-18-2010
20100246023Monocular type image display device - A monocular type image display device includes: a frame body having a front portion and a pair of temple portions connected to both side edges of the front portion; and an image display unit having an image forming part for forming an image based on an image signal and an eyepiece optical part for guiding the image formed by the image forming part to one of the eyes of a user. At least one of the pair of temple portions includes a mounting portion arranged adjacent to the front portion and a wearing portion positioned behind the mounting portion and supported on an ear of the user. A step in the height direction approximately orthogonal to a plane which includes the pair of temple portions is formed between the mounting portion and the wearing portion. The image display unit is mounted on the mounting portion.09-30-2010
20100246022Head mounted display - A head mounted display includes: a projection part which projects an image corresponding to image information onto a retina of an eye of a user; and an eyeglasses-type frame which supports the projection part. The eyeglasses-type frame includes a resilient bent portion having a Z shape in a plan view on middle portions of left and right temples thereof. The projection part is arranged in front of the resilient bent portion of the eyeglasses-type frame.09-30-2010
20110181960IMAGE DISPLAY DEVICE AND HEAD MOUNT DISPLAY - Provided are an image display device and HMD, which can make an observer observe an image with reduced luminance nonuniformity and reduced color nonuniformity, while making the image bright by reducing the degree of diffusion with a constitution employing a means which diffuses incident light in one direction. In the image display device, light from a light source is diffused in one direction with the diffusing means and is guided to a display element, and image light emitted from the display element is guided to an optical pupil through a lens. The image display device with the constitution satisfies the expression Hw/f≦tan 1′Kw/(f+δ), wherein Hw is the aperture width of pixels of the display element in the diffusing direction of the diffusing means, Kw is the maximum pitch of recesses and protrusions in the diffusing direction of the diffusing means, f is the focal length of the lens, and δ is the distance between the display surface of the display element and the diffusing surface of the diffusing means.07-28-2011
20090067057BURIED NUMERICAL APERTURE EXPANDER HAVING TRANSPARENT PROPERTIES - Briefly, in accordance with one or more embodiments, a buried numerical aperture expander may be utilized to provide a head-up or virtual display at a larger field of view without requiring a larger amount of space, larger sized display, or larger sized optics. The buried numerical aperture expander is capable of selectively reflecting light emanating from a display such that the reflected light is expanded into a larger field of view, while simultaneously allowing other light to be transmitted through the buried numerical aperture expander without expansion so that the buried numerical aperture expander may be deployed in conjunction with a windshield or window without adversely affecting the ability to see through buried numerical aperture expander.03-12-2009
20120162775Method for Correcting Hyperstereoscopy and Associated Helmet Viewing System - The general field of the invention relates to binocular helmet viewing devices worn by aircraft pilots. In night use, one of the drawbacks of this type of device is that the significant distance separating the two sensors introduces hyperstereoscopy on the images restored to the pilot. The method according to the invention is a scheme for removing this hyperstereoscopy in the images presented to the pilot by graphical processing of the binocular images. Comparison of the two images makes it possible to determine the various elements present in the image, to deduce therefrom their distances from the aircraft and then to displace them in the image so as to restore images without hyperstereoscopic effects.06-28-2012
20120229909AUGMENTED VIEW OF ADVERTISEMENTS VIA HEAD-MOUNTED DISPLAY - A head-mounted display (HMD) provides an augmented view of advertisements to an HMD wearer. In some embodiments, when an advertisement is within an HMD wearer's field of view, the HMD may augment the HMD wearer's view of the advertisement to provide additional information and/or to personalize the advertisement to the HMD wearer. In other embodiments, when an advertisement is within an HMD wearer's field of view, the HMD may augment the HMD wearer's view of the advertisement to remove the advertisement from the HMD wearer's view or to replace the content of the advertisement with non-advertising content.09-13-2012
20090059380Optical Imager for Producing an Optical Display - The invention relates to an optical imager including a waveguide having a front face and a rear face and into which light beams emitted by an optical element of a light-beam generator system are introduced via an inlet surface and are directed towards the eye of the wearer through said rear face by means of an optical arrangement, so as to make it possible to view information content, said front and rear faces of the waveguide presenting a property of angular selectivity in reflectance and transmittance, and said optical arrangement comprising a Mangin mirror and a quarterwave plate between said front face and said mirror. In the invention, said quarterwave plate is encapsulated between said mirror and another element.03-05-2009
20120170130DISPLAY DEVICE AND DISPLAY METHOD - According to one embodiment, a display device includes an image projection unit. The image projection unit is configured to project a light flux toward one eye of a human viewer by using a projection plate to reflect the light flux. The light flux includes an image including a display object having a vanishing point. The projection plate is reflective and transmissive. The image projection unit is configured to dispose the vanishing point of the display object at a position different from a position of a vanishing point of a background image viewed by the human viewer through the projection plate.07-05-2012
20080212195IMAGE DISPLAY APPARATUS - An image display apparatus is disclosed in which the position of an exit pupil can follow the movement of a pupil of an observer even with a small size. The apparatus includes an image-forming element which forms an image, an ocular unit which causes light from the image-forming element to form an exit pupil, and an optical element which reflects the light from the image-forming element toward the ocular unit. The optical element has an optical power and is rotated about a focal point of the ocular unit on the side closer to the image-forming element to move the exit pupil.09-04-2008
20120075708Display Apparatus, Display Method and Vehicle - According to one embodiment, a display apparatus includes an image projection unit, a first emitter and a second emitter. The image projection unit is configured to project a luminous flux including an image toward a viewer. The first emitter is configured to emit a first marker light. The first emitter is set along an advance direction of the luminous flux. The second emitter is configured to emit a second marker light. The second emitter is set at a side nearer to the viewer than the first emitter along the advance direction.03-29-2012
20120176682Substrate Guided Relay Having A Homogenizing Layer - Briefly, in accordance with one more embodiments, a substrate guided relay for a photonics module includes a slab guide having a first end and a second end, and a first surface and a second surface. An input coupler disposed at the first end of the slab guide at an interface between the input coupler and the slab guide receives an input beam and feeds the input beam into the slab guide which generates multiple copies of the input beam. An output coupler disposed on the first surface of the slab guide causes the multiple copies of the input beam to exit the slab guide via the output coupler as an output. A homogenizer disposed on the second surface of the slab guide reflects at least some of the multiple copies of the input beam to increase uniformity of the output.07-12-2012
20110235185Head-up display apparatus - A head-up display apparatus includes an image output device and an optical system. The optical system includes a first and second optical members. The first optical member receives the image from the image output device. The second optical member receives the image from the first optical member and projects the image to a vehicle windshield. The second optical member has a position changer that rotates the second optical member to change an optical path thereof relative to the windshield to change a projection position of the image on the windshield. The first optical member has an adjuster that changes a position of the first optical member in order to adjust an optical path thereof relative to the second optical member to adjust the optical path of the second optical member.09-29-2011
20110157708SEE-THROUGH DISPLAY - A screen includes a first set of louver members at least partially disposed in the screen and located proximate to a first side of the screen, and a second set of louver members at least partially disposed in the screen and located proximate to a second side of the screen. An observer on either side of the screen sees an image produced by light directed to that observer by that set of louvers on the same side of the screen as the observer. Objects on the other side of the screen from the observer are visible to the observer between the louvers.06-30-2011
20110157707System and Method for Adjusting a Projected Image - In accordance with one embodiment of the present disclosure, a system comprises a projection system. The system further includes an image generator disposed in the projection system. The image generator is operable to generate a plurality of rays. The system further includes an objective lens disposed in the projection system. The objective lens is operable to refract the plurality of rays. The system further includes a component operable to reflect the refracted rays onto a target in order to form an image. The image is operable to be moved in relation to the target. The movement of the image is independent of any displacement of the projection system in relation to the target.06-30-2011
20120243103HEAD-MOUNTED DISPLAY SYSTEM - A head-mounted display system having a light source made up of a plurality of light-emitting diodes; a flat-panel display for producing an image on a flat-panel; a projecting mechanism having a cylindrical housing; and an eye-proximate optical system, wherein: the flat-panel display is secured within the housing so as to be inclined so that the normal direction to the flat-panel is not a pupillary axial direction; the light source is secured within the housing so that the direction of emission of the light that is emitted from each light-emitting diode is coincident with the pupillary axial direction and so that each light-emitting diode is at an equal distance from the flat panel; and a reflecting plate, for reflecting the light that is emitted from the light source, is formed so as to be at the inner peripheral face of the housing, placed between the light source and the flat-panel display.09-27-2012
20120243102IMAGE RELAY OPTICAL SYSTEM AND VIRTUAL IMAGE DISPLAY DEVICE INCLUDING THE SAME - An image relay optical system is provided with an optical coupling member before incidence of image light on a light guide member. Among a first light incident surface, a coupling member reflecting surface, and a first light emitting surface provided in the optical coupling member, the coupling member reflecting surface and the first light emitting surface are curved surfaces. Therefore, a large bright virtual image with reduced aberration can be displayed.09-27-2012
20100091377APPARATUS AND METHOD FOR MOUNTING AND CALIBRATING A HELMET-MOUNTED DISPLAY - A helmet mounted display (HMD) system comprising a display pod having a light wave optical element. The display pod is designed to be attached to a base plate located above the brow of a helmet using opposing hook and loop-style fastener pads or alternatively, a pair of locking disks. The mounting position of the display pod is adjustable within three degrees of freedom, including lateral positioning along a plane that is co-planar to a mounting surface for the display pod, as well as rotation about an axis that is perpendicular to the mounting surface. The HMD system is adapted to compensate for variations in mounting position using a bore sighting adjustment.04-15-2010
20130176626WEARABLE DEVICE ASSEMBLY WITH INPUT AND OUTPUT STRUCTURES - An electronic device for use with a wearable structure configured to be worn on the head of a user includes a display element and a housing having an arm portion and an elbow portion. The housing is configured to be removably affixed to the wearable structure at the arm portion thereof. The elbow portion of the housing defines a display end of the housing that supports the display element. The arm extends along a longitudinal axis of the housing, and the elbow portion is configured such that the display end supports the display element along a display axis disposed at an angle with respect to the longitudinal axis. Image generating means are disposed within the housing and configured for generating an image presentable to the user on the display element. An input device is affixed to the housing and is configured for receiving from the user an input.07-11-2013
20130208362LASER ILLUMINATION SCANNING - In embodiments of laser illumination scanning, an imaging unit includes a linear array of spatial light modulators that direct light in a direction perpendicular to an imaging scan direction. The lasers each emit the light through a diffractive optic that uniformly illuminates the spatial light modulators, and a scanning mirror then scans the spatial light modulators to generate a two-dimensional image for display. The lasers can include red, green, and blue lasers for RGB illumination of the spatial light modulators, which can be implemented as reflective liquid crystal on silicon (LCOS), transmissive LCOS, or as micro-electro-mechanical systems (MEMS) mirrors.08-15-2013
20130208363DISPLAY DEVICE FOR VEHICLE - A display device for a vehicle is provided which can efficiently transmit lights from a light source to improve a visibility of a display. In a head up display device, a combiner having a light transmission property is fixed to an upper part of a display device main body, and display lights outputted form the display device main body are projected on the combiner. The display device main body includes a light source, a lens array on which lights of the light source are converged and an LCD panel which transmits the lights converged on the lens array to have the display lights. Each of lens parts of the lens array has an output side and an incident side of the lights formed respectively as an output convex lens surface and an incident convex lens surface which respectively bulge in protruding forms.08-15-2013
20130100533COMBINER POSITIONING SYSTEM - A combiner positioning system for a head-up display includes a carrier and a locking element. The carrier supports a combiner for the head-up display, and the combiner is movable between a stowed position and a display position. The locking element has an engaged position and a disengaged position. The locking element engages a portion of the carrier in the display position and rigidly holds the carrier in the display position.04-25-2013
20130120850HEADS-UP DISPLAY SYSTEM - A heads-up display system suitable for use in a vehicle. The system includes a projector configured to project a projected image. A faceted reflector is included to overlay a dashboard area of the vehicle and define an array of reflective facets. Each facet is configured to reflect cooperatively a portion of the projected image to form a reflected image directed toward a windshield of the vehicle. A light diffusive layer is included to diffuse the reflected portion of the projected image such that the reflected image can be seen by an occupant of the vehicle as a reflection in the windshield. A light control film interposed between the windshield and the faceted reflector is included to propagate preferentially the projected image and thereby reduce the occurrence of ambient light washout of the reflected image being displayed.05-16-2013
20130128364Method of Using Eye-Tracking to Center Image Content in a Display - A head-mounted display (HMD) may include an eye-tracking system, an HMD-tracking system and a display configured to display virtual images. The virtual images may present an augmented reality to a wearer of the HMD and the virtual images may adjust dynamically based on HMD-tracking data. However, position and orientation sensor errors may introduce drift into the displayed virtual images. By incorporating eye-tracking data, the drift of virtual images may be reduced. In one embodiment, the eye-tracking data could be used to determine a gaze axis and a target object in the displayed virtual images. The HMD may then move the target object towards a central axis. The HMD may also record data based on the gaze axis, central axis and target object to determine a user interface preference. The user interface preference could be used to adjust similar interactions with the HMD.05-23-2013
20080198471Substrate-Guided Optical Device with Wide Aperture - There is provided an optical device, having a light-transmitting substrate (08-21-2008
20110228403OPTICAL ELEMENT, DISPLAY APPARATUS, DISPLAY METHOD, AND MOVING BODY - According to one embodiment, an optical element includes a first optical sheet having a first major surface. The first optical sheet includes a first Fresnel lens provided in the first major surface. An optical axis of the first Fresnel lens at the first major surface is disposed at a position different from a position of a center of an outline of the first major surface.09-22-2011
20120257284IMAGING DEVICE AND DISPLAY DEVICE - The present disclosure provides an imaging device including: a first element for converting image light into an electric signal or generating an image on the basis of an electric signal; and a second element for converting image light into an electric signal or generating an image on the basis of an electric signal, wherein an angle of rotation of the first element about an axis in a longitudinal direction is adjustable with respect to the second element.10-11-2012
20100315719Exit Pupil Expanders with Spherical and Aspheric Substrates - The specification and drawings present a new apparatus and method for using exit pupil expanders (EPE) with spherical or aspheric non-flat substrates and a plurality of diffractive elements for expanding the exit pupil of a display for viewing in order to reduce image spreading. This can also enable improved image resolution and utilization of shorter focus distances.12-16-2010
20130182334HEAD-MOUNTED IMAGE DISPLAY DEVICE - Provided is a head-mounted image display device, including: a main body for emitting an image light beam; an eyepiece optical portion having a light-guide portion in a polyhedral shape, the eyepiece optical portion allowing the image light beam emitted from the main body to be incident on one surface of the light-guide portion and causing the image light beam incident on the one surface of the light-guide portion and emitted from another surface on the same side as the one surface or on the different side from the one surface; an attaching portion for connecting the main body and the eyepiece optical portion, in which the attaching portion has a movement mechanism for moving the eyepiece optical portion relative to the main body so as to adjust the position of an exit pupil of the eyepiece optical portion.07-18-2013
20130188259HEAD-UP DISPLAY - A head-up display includes a first display device, and a second display device which is provided at a position which is different from a position of the first display device. An optical axis identifying device outputs light beams, which are respectively input from the first display device and second display device, in the identical direction. An enlarged-image forming device enlarges respective images which are formed by the light beams which are output from the first display device and the second display device, based on the light beams which are input from the optical axis identifying device, and forms an image by overlapping the images which are enlarged. A moving device moves at least one of the first display device and the second display device along respective optical axis directions thereof.07-25-2013
20120019923Variable Reflectivity Notch Filter and Optical Devices Using Same - A variable reflectivity notch filter (01-26-2012

Patent applications in class Superimposing visual information on observer`s field of view (e.g., head-up arrangement, etc.)

Patent applications in all subclasses Superimposing visual information on observer`s field of view (e.g., head-up arrangement, etc.)