08th week of 2009 patent applcation highlights part 20 |
Patent application number | Title | Published |
20090046208 | IMAGE PROCESSING METHOD AND APPARATUS FOR GENERATING INTERMEDIATE FRAME IMAGE - Image processing method and apparatus for creating an image of an intermediate frame are provided. The image processing method generates a background image and a first motion image using a current frame and a previous frame, and generates a second motion image of the intermediate frame using either the current frame or the previous frame. Accordingly, it is possible to minimize the interpolation error in the boundary area vulnerable to the motion estimation error. | 2009-02-19 |
20090046209 | MULTI-VIDEO/AUDIO PURPOSE PORTABLE ELECTRONIC DEVICE - Described is a multi-video/audio purpose portable electronic device which is capable of providing both TV and broadcast functions, and even a storage function. By using the multi-video/audio purpose portable electronic device, a user can watch or listen to a TV/broadcast program received externally, store the TV/broadcast program and watch the stored TV/broadcast program on different computers at different locations. In addition, an application software necessary for operating the portable electronic device on the computer may be directly stored in the portable electronic device itself. As such, a promoted convenience and lower cost are achieved for the multi-video/audio purpose portable electronic device. | 2009-02-19 |
20090046210 | AUDIOVISUAL SYSTEM - An audiovisual system is provided in which the operability of selection by a user between internal speakers of a TV and external speakers connected to an audio amplifier has been improved, thus reducing the burdensomeness of operation. When an audio amplifier ( | 2009-02-19 |
20090046211 | IMAGE DISPLAY DEVICE AND CONTROL METHOD THEREOF - An object of the invention is to provide an image display device and a control method thereof which can reduce an image retrieving time and suppress an amount of data to be transmitted for retrieval. | 2009-02-19 |
20090046212 | LIQUID CRYSTAL DISPLAY DEVICE AND TELEVISION RECEIVER - A liquid crystal display device of the present invention combines two active matrix type liquid crystal panels (a first panel and a second panel). A data signal wiring ( | 2009-02-19 |
20090046213 | LIQUID CRYSTAL DISPLAY DEVICE - In a liquid crystal display device into which a phase difference film is incorporated on the color filter substrate side, the phase difference film can be formed more easily than the prior art. | 2009-02-19 |
20090046214 | 2D/3D CONVERTIBLE DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - A 2D/3D convertible display apparatus and a method of driving the same are provided. The 2D/3D convertible display apparatus includes a liquid crystal display panel, a polarizing panel changing the direction of polarization of an incident light beam according to a signal applied thereto, a panel driver applying a driving signal to the liquid crystal display panel when receiving a vertical synchronization signal and applying a driving signal to the polarizing panel when receiving a stereo synchronization signal, and a synchronization signal generator generating the stereo synchronization signal to allow the panel driver to apply the driving signal to the polarizing panel in both 2D and 3D modes. Accordingly, the driving signal is applied to the polarizing panel in the 2D mode to solve a problem that the polarizing panel is off to cause a defective image to be displayed when the driving signal is not applied to the polarizing panel in the 2D mode. | 2009-02-19 |
20090046215 | Liquid Crystal Display Apparatus - In a liquid crystal display apparatus realizing a dual view display by bonding a liquid crystal panel and a parallax barrier, the parallax barrier separates display images by treating three pixels including R, G, and B pixels as one unit (one picture element). At this time, luminance variation due to crosstalk concentrates on a right-end pixel among the three pixels constituting the one picture element (in a case where each pixel receives data from a source line immediately on the left of the pixel). Accordingly, the right-end pixel is arranged to be a B pixel that has a low correlation with luminance information and in which influence of crosstalk is hard to be viewed. Further, an applied voltage to be supplied to the display pixel of the B (blue) color and an input gradation are set to have a relationship along a γ curve that makes luminance variation difficult to occur in a low luminance area. | 2009-02-19 |
20090046216 | Liquid crystal display having electrically floating thin film transistor within sub pixel unit - An LCD includes data lines, gate lines intersecting with the data lines, and pixel units. Each pixel unit is defined by a minimal area formed by two adjacent data lines and two adjacent gate lines. Each pixel unit includes a first sub pixel unit and a second sub pixel unit. The first sub pixel unit includes a first thin film transistor (TFT) and a first pixel electrode. The second sub pixel unit includes a second TFT and a second pixel electrode. A gate electrode of the first TFT is connected to the gate line, a source electrode of the first TFT is connected to the data line. A source electrode of the second TFT is connected to a same data line, and a gate electrode of the second TFT is electrically floating. | 2009-02-19 |
20090046217 | LIQUID CRYSTAL DISPLAY DEVICE - In a liquid crystal display device, a recessed portion is formed in a portion of a periphery of a lower frame, a columnar member is provided to the recessed portion, the columnar member is allowed to pass through a hole formed in a projecting portion which is provided on an optical sheet, and a side surface of a liquid crystal panel is brought into contact with the columnar member. The columnar member provided on the lower frame not only determines the position of the liquid crystal panel with respect to the lower frame, but also determines the position of the optical sheet with respect to the lower frame and firmly holds the optical sheet onto the lower frame, thus preventing the disengagement of the optical sheet from the lower frame. | 2009-02-19 |
20090046218 | ELECTRONIC DEVICE WITH LIQUID CRYSTAL DISPLAY - An electronic device, such as personal computer, incorporating a liquid crystal panel which uses LEDs as an illuminating light source for a liquid crystal panel to reduce power consumption and size of the electronic device. When 3-color LED lamps | 2009-02-19 |
20090046219 | Optical diffuser - An improved optical diffuser for use in a multi-component display (MCD), and also to a method of manufacturing the same, is disclosed. Embodiments provide an optical diffuser film which may be manufactured with fewer manual operations, at a lower cost, and in larger volume than conventional optical diffusers. The optical diffuser film may include a flexible polymer substrate coupled to an optical diffuser material with a plurality of features for diffusing light. The optical diffuser film may be stored, transported, or otherwise handled more easily and with less damage than conventional optical diffusers. Additionally, the optical diffuser film may be coupled to a rigid substrate to reduce distortion of the optical diffuser, thereby providing improved optical performance. | 2009-02-19 |
20090046220 | BACKLIGHT FOR LIQUID CRYSTAL DISPLAY DEVICE - A backlight for a liquid crystal display device includes a plurality of point light sources | 2009-02-19 |
20090046221 | LIQUID CRYSTAL DISPLAY DEVICE AND ELECTRONIC DEVICE USING THE SAME - A liquid crystal display device includes an illuminator and a liquid crystal panel for performing displaying by using light which is emitted from the illuminator. The liquid crystal panel includes a pair of substrates, a liquid crystal layer provided between the pair of substrates, and a pair of alignment films provided on sides of the pair of substrates facing the liquid crystal layer. At least one of the alignment films is a photo-alignment film which is imparted with an orientation regulating force through a photo-alignment treatment, and the illuminator includes a light source causing primary generation of at least blue light, among other light which is used for displaying. | 2009-02-19 |
20090046222 | Electroluminescent Films for Backlighting Liquid Crystal Displays - The present invention replaces the conventional cold cathode fluorescent tubes used in backlighting units of liquid crystal displays with an integrated electro-luminescent film structure, subdivided into electrically isolated micro-panels. Ideally, the electro-luminescent structure comprises separate red, green and blue micro-panels providing full color capabilities. Alternatively, the electro-luminescent film structure includes stacked groups of layers, in which each group emits a different color and is independently controllable. | 2009-02-19 |
20090046223 | RARE GAS FLUORESCENT LAMP, LAMP LIGHTING APPARATUS, AND LIQUID CRYSTAL DISPLAY DEVICE - A fluorescent lamp ( | 2009-02-19 |
20090046224 | LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY APPARATUS - There is provided a liquid crystal panel, in which a color shift in an oblique direction is small even when observed from any azimuth angle of 0° to 360°, and the viewing angle in the horizontal direction is wide. A liquid crystal panel according to the present invention includes: a liquid crystal cell; a first polarizer placed on one side of the liquid crystal cell; a second polarizer placed on the other side of the liquid crystal cell; and a first optical compensation layer and a second optical compensation layer placed between the first polarizer and the second polarizer, wherein: the first optical compensation layer is placed between the first polarizer and the liquid crystal cell; a slow axis direction of the first optical compensation layer is substantially perpendicular to an absorption axis direction of the first polarizer; the first optical compensation layer has a refractive index profile of nx>ny≧nz; the first optical compensation layer includes a retardation film (A) which contains a polyvinyl acetal-based resin and whose in-plane retardation value (Re[750]) at a wavelength of 750 nm is larger than an in-plane retardation value (Re[550]) at a wavelength of 550 nm; the second optical compensation layer is placed between the first optical compensation layer and the second polarizer; and the second optical compensation layer has a refractive index profile of nx=ny>nz. | 2009-02-19 |
20090046225 | OPTICAL FILM, AND POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - An optical film includes a cellulose acylate that has a weight-average molecular weight of 300,000 or more; and a compound that is capable of decreasing a retardation in a thickness-direction and has a weight-average molecular weight of 1,000 or more. | 2009-02-19 |
20090046226 | OPTICAL COMPENSATED BEND MODE LIQUID CRYSTAL DISPLAY - An optical compensated bend (OCB) mode liquid crystal display (LCD) includes a pixel electrode, a color filter, a common electrode and a liquid crystal layer. The pixel electrode is formed on the first substrate of the OCB mode LCD. The color filter is formed on the second substrate of the OCB mode LCD. The common electrode is formed on the color filter. The liquid crystal layer is sandwiched between the first substrate and the second substrate. A step structure is formed on the second structure, so that the liquid crystal molecules in the liquid crystal layer are twisted into the bend state from the splay state uniformly and quickly. | 2009-02-19 |
20090046227 | LIQUID CRYSTAL DISPLAY PANEL - An LCD panel includes a first substrate, a second substrate, alignment protrusions and a liquid crystal layer between the first substrate and the second substrate. The first substrate includes pixel units arranged in an array. Each of the pixel units has at least one reflection area and one transmittance area. The first substrate has concaves in the reflection areas. The second substrate is above the first substrate. The first substrate or the second substrate has at least one padding layer in the reflection area. The alignment protrusions having approximately the same height are disposed on the second substrate and located in centers of each of the reflections and the transmittance areas. In the reflection area, a group of the alignment protrusions are in the concaves to keep a gap from the first substrate. The other group of the alignment protrusions outside of the concaves contact with the first substrate directly. | 2009-02-19 |
20090046228 | LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY APPARATUS - There are provided a liquid crystal panel and a liquid crystal display apparatus each having an excellent screen contrast, a small color shift, and small display unevenness. The liquid crystal panel includes a liquid crystal cell; a first polarizer placed on one side of the liquid crystal cell; a second polarizer placed on the other side of the liquid crystal cell; and at least two optical compensation layers including a first optical compensation layer and a second optical compensation layer placed between the first polarizer and the second polarizer. | 2009-02-19 |
20090046229 | OPTICAL COMPENSATION PLATE, LIQUID CRYSTAL CELL, AND LIQUID CRYSTAL DISPLAY DEVICE - An optical compensation plate provided in a liquid crystal cell in which a distance of a liquid crystal layer is held through a spacer, in which the optical compensation plate is formed in such a way that a layer thickness becomes thin toward a central portion from an end portion. As the spacer, a spherical fine particle is employed. As a liquid crystal cell, a VA mode liquid crystal cell is employed. Since the optical compensation plate of the present invention has a thinner layer thickness in the central portion in response to a decrease in a cell gap in the central region of the liquid crystal cell, light leakage in the central region of the liquid crystal layer can be prevented well. | 2009-02-19 |
20090046230 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a pair of substrates opposing each other, a liquid crystal layer disposed between the pair of substrates, and a pair of electrodes separated by an insulating layer, disposed on one of the substrates The pair of electrodes drives the liquid crystal layer. The insulating layer has a compressive stress in the range of 0 to 5×10 | 2009-02-19 |
20090046231 | DISPLAY PANEL AND FABRICATING METHOD THEREOF - A display panel including a substrate, a first electrode layer, a pixel definition layer, a liquid display medium, a cap layer, and a second electrode layer is provided. The first electrode layer is disposed on the substrate. The pixel definition layer is disposed on the first electrode layer, wherein the pixel definition layer has a plurality of openings arranged in array so as to expose a part of the first electrode layer. The liquid display medium is disposed within the openings. The cap layer is connected to the pixel definition layer and covers the liquid display medium, so as to envelop the liquid display medium in the openings. The second electrode layer is disposed on the cap layer. A method of fabricating the display panel is also provided. Accordingly, the thickness of the display panel is decreased and the process of fabricating the display panel is more easily controlled. | 2009-02-19 |
20090046232 | LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - A liquid crystal display panel for displaying an image by controlling an orientation direction of a liquid crystal mixture with respect to each pixel, includes a first common electrode which is formed on a first substrate; a second common electrode which is formed on a second substrate and includes a predetermined opening; and a pixel electrode which is formed on the second substrate, wherein the first substrate faces the second substrate so that the liquid crystal mixture with positive dielectric anisotropy is sandwiched between the first common electrode and the second common electrode, and wherein the orientation direction of the liquid crystal mixture changes mainly in a face parallel to the substrate according to an electric field generated from electric potential of the first common electrode, the second common electrode, and the pixel electrode. | 2009-02-19 |
20090046233 | THIN FILM TRANSISTOR ARRAY SUBSTRATE AND LIQUID CRYSTAL DISPLAY PANEL HAVING THE SAME - A TFT array is disclosed that includes a substrate, a gate line formed on the substrate, the gate line extending in a first direction; a data line insulated from the gate line, the data line extending in a second direction different from the first direction and crossing the gate line; and a pixel, positioned adjacent an intersection of the gate line and the data line, wherein the pixel comprises a first pixel electrode portion comprising a plurality of spaced apart first electrode lines, the first pixel electrode portion having an associated TFT coupled to the first electrode portion, a second pixel electrode portion comprising a plurality of spaced apart second electrode lines, the second pixel electrode portion capacitively coupled with the first pixel electrode portion, wherein a width of each of the first electrode lines of the first pixel electrode portion is narrower than a width of each of the second electrode lines of the second pixel electrode portion, and an interval between adjacent first electrode lines of the first pixel electrode portion is smaller than an interval between adjacent second electrode lines of the second pixel electrode portion. | 2009-02-19 |
20090046234 | DISPLAY DEVICE - An embodiment of the invention provides a display device having a common electrode and pixel electrodes disposed in an insulating state on one of a pair of substrates between which a liquid crystal layer is held, in which each of the pixel electrodes includes a plurality of electrode portions disposed in parallel with one another, each of the electrode portions has a flat surface shape in which each of the electrode portions is bent approximately at a central portion in an extension direction, and each of the pixel electrodes also includes a bridge portion through which corresponding ones of the electrode portions are connected to one another in the bending portion. | 2009-02-19 |
20090046235 | DISPLAY PANEL - A liquid crystal display panel includes an active matrix substrate, a counter substrate, a liquid crystal layer, and a sealant. The counter electrode is opposed to the active matrix substrate. The liquid crystal layer is provided between the active matrix substrate and the counter substrate. The sealant, which surrounds the liquid crystal layer between the active matrix substrate and the counter substrate, joins the active matrix substrate and the counter substrate and seals the liquid crystal layer. A portion of the surface on the liquid crystal layer side of the active matrix substrate which is located at the periphery of the liquid crystal display panel is flat. | 2009-02-19 |
20090046236 | Liquid Crystal Display Device - A height difference under a sealant is reduced in a case where lines are present under the sealant. | 2009-02-19 |
20090046237 | METHOD AND SYSTEM FOR A LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a liquid crystal provided between a first layer and a second layer. The first layer and the second layer may be in a substantially parallel direction to each another. Spacers may be provided in the liquid crystal to keep the first layer and the second layer spaced apart from each other. Electrode layers may include structural elements operable to prevent the spacers from moving through the liquid crystal in the substantially parallel direction. The display may include a first electrode layer and a second electrode layer having one or more gaps defining an electrode structure including electrodes to control the display. | 2009-02-19 |
20090046238 | LIQUID CRYSTAL DISPLAY PANEL - A liquid crystal display panel comprises an array substrate having a light blocking portion formed on a substrate, an insulating film that located on the substrate and includes contact holes overlapping the light blocking portion, and pixels including the contact holes, an opposite substrate, a liquid crystal layer, and columnar spacers each located between the array substrate and the opposite substrate so as to straddle the adjacent pixels and to overlap the light blocking portion which is located away from a corresponding one of the contact holes, the columnar spacers holding the gap between the substrates, wherein a cross section of each of the columnar spacers which is parallel to a surface of the array substrate and a surface of the opposite substrate has a major axis, and the major axis crosses a line joining together the contact holes in the pixels overlapped by the spacers. | 2009-02-19 |
20090046239 | LIQUID CRYSTAL DISPLAY ELEMENT - A liquid crystal display element includes two substrates, divided into a display region and a non-display region, between which liquid crystals are sandwiched, and first columnar spacers, disposed between the two substrates in the display region, which make contact with the two substrates. The liquid crystal display element also includes second columnar spacers, disposed between the two substrates in the non-display region, which make contact with the two substrate by a contact area that is smaller than a contact area by which the first columnar spacers make contact with the two substrates. Therefore, generation of vacuum bubbles in the display region due to a temperature drop or a substrate deformation causes the substrates in the non-display region to be concaved, so that the liquid crystals move from the concaved portion of the non-display region to a portion of the display region which contains the vacuum bubbles. As a result, the vacuum bubbles in the display region can be filled with the liquid crystals, so that the vacuum bubbles can be eliminated from the display region. | 2009-02-19 |
20090046240 | Methods and Systems for Strengthening LCD Modules - Systems and methods for improving strength of thin displays, such as Liquid Crystal Display (LCD) displays, are disclosed. In one embodiment, a display can use an asymmetrical arrangement of layers (e.g., glass layers) where one layer is thicker than another layer. Different scribing techniques can also be used in singulating the different layers. The asymmetrical arrangement and/or scribing techniques can facilitate displays that are not only thin but also adequately strong to limit susceptibility to damage. | 2009-02-19 |
20090046241 | LIQUID CRYSTAL DISPLAY DEVICE WITH NOTCHED GATE LINE AND GATE ELECTRODE - An LCD device has data lines and drain electrodes that are not open at crossing areas overlapped with gate lines and gate electrodes. The LCD device includes a gate line arranged on a substrate and having a portion bent angularly and inwardly; a gate electrode projecting from the gate line; a gate insulating layer on the surface of the substrate; a data line overlapped with some of the bent portion of the gate line, the data line perpendicular to the gate line to define a pixel region; a source electrode projecting from the data line; a drain electrode on the gate insulating layer at a fixed interval from the source electrode; an active layer below the data line, the source electrode and the drain electrode; and a pixel electrode in the pixel region. | 2009-02-19 |
20090046242 | Extended Wear Ophthalmic Lens - An ophthalmic lens suited for extended-wear periods of at least one day on the eye without a clinically significant amount of corneal swelling and without substantial wearer discomfort. In one embodiment, an opthalmic lens is a copolymerization product of at least one oxyperm, at least one ionoperm, and a crosslinker. In one embodiment, a lens has a tensile modulus of less than about 3.0 MPa, yet in another embodiment, the tensile modulus is between about 0.5 to about 1.5 MPa. | 2009-02-19 |
20090046243 | COLORED CONTACT LENS WITH A MORE NATURAL APPEARANCE - A colored contact lens ( | 2009-02-19 |
20090046244 | SAFETY HELMET VISOR WITH A TREATED SURFACE FOR EYE PROTECTION AND THERAPY - The invention is a filtering, transparent device for preventing damage to healthy eyes and for the prophylaxis and therapy of pseudophakic eyes and/or eyes with macular and retinal neurodegeneration. It is characterized by being the result of applying a yellow filter to the transparent or translucent surface(s) of the visor of a protective helmet, to protect the eyes from the short wavelengths of the visible spectrum (500 to 380 nm). Several possible uses are indicated such as for motorcyclists, in sports, and occupational uses. | 2009-02-19 |
20090046245 | TILTED PRISM FOR THE TREATMENT OF CYCLO DEVIATION - A system for treatment of cyclo deviation of one or both eyes of a patient and related methods are disclosed. The system for treatment of cyclo deviation may include eyeglasses with lenses and a frame wherein at least one of the lenses is a prism. The prism may be disposed such that a primary plane of the prism does not lie perpendicular to the primary gaze of the patient. The prism may be rotated such that it is not co-planar with the other lens of the eyeglasses. For example, the prism may be oriented in a base-out configuration and also be tilted in a pantoscopic (e.g., top out) or retroscopic (e.g., bottom out) manner. | 2009-02-19 |
20090046246 | ELECTROMAGNETIC BEAM DETECTION SYSTEM - The present invention provides for a Line of Sight (LOS) electromagnetic beam (EM) detection system configured with an enclosure, a detection device, a processing device, a storage device, and a communication device. The enclosure may or may not be electromagnetically shielded from the surrounding environment. The enclosure may contain one or more detection devices and one or more portals configured for a user to look through. The detection devices may be a non-contacting, active-dry electroencephalogram (EEG) electrode or a high input impedance EEG electrode. The processing device may be a specifically programmed general purpose computer. The communication device may be auditory and/or visual. The storage device may store signals from the detection device for later analysis and statistical manipulation. In some embodiments, the LOS detection system may be used as a switch responding to interaction with a LOS beam emanating from an ocular cavity. | 2009-02-19 |
20090046247 | VISION RECOVERY TRAINING DEVICE - It is an object of the present invention to provide a vision recovery training device that can carry out both the training of both eyes and the training of one eye. | 2009-02-19 |
20090046248 | Ocular scanning device with programmable patterns for scanning - A device that projects light rays and beams onto the eye in a predetermined pattern or arrangement of patterns, wherein the light rays or beams scatter in the eye tissues and which images of scatter are captured by video scanning cameras. The images are transferred into digital information for processing, storage, display or retrieval by a processing device which also determines the location, and position of the scattered light in space and prepares a mathematical representation of the light representing the shape, thickness, and relationship of the tissues of the eye. | 2009-02-19 |
20090046249 | IRIS IMAGING USING REFLECTION FROM THE EYE - A rapid iris acquisition, tracking, and imaging system can be used at longer standoff distances and over larger capture volumes, without the active cooperation of subjects. The captured iris images can be used for biometric identification. Light illuminates the subjects' eyes. Reflections from the eyes are used to steer a high resolution camera to the eyes in order to capture images of the irises. | 2009-02-19 |
20090046250 | MULTI-PURPOSE OPHTALMOLOGICAL APPARATUS - The present invention relates to a multi-purpose opthalmological apparatus, comprising first optical means, provided with one or more first mires, and sensing means for acquiring along a first optical path an image comprising said one or more first mires reflected by a patient's eye, characterised in that it comprises separating optical means for separating the first optical path from at least one second optical path, and in that it further comprises second optical means, provided with one or more second mires, located along the first optical path between the separating optical means and the sensing means, whereby said image further comprises said one or more second mires reflected by the patient's eye. | 2009-02-19 |
20090046251 | METHOD OF DETECTING GLAUCOMA - The present invention relates to a method, including the steps of mapping at least a portion of the fundus of the eye by forming a plurality of pixels, estimating the oxygen saturation level at each of the plurality of pixels, superimposing the fundus maps on maps of anatomic borderlines, and comparing portions of the superimposed fundus maps to predetermined fundus maps. | 2009-02-19 |
20090046252 | Projector of an information display system in vehicles, in particular in aircraft - A projector of an information display system in vehicles, in particular in aircraft, for projecting images comprising information for passengers and/or crew onto a projection area which is arranged in the vehicle, with the use of a projection lens that images the image contents onto the projection area, which images are generated by a light source and a projection means. An LED array comprising LEDs that can be switched on and off independently of each other is provided as a light source and as a projection means. To generate composite variable image contents the LEDs can be individually selected. Between the LED array and the projection lens a separation box comprising several chambers is arranged. The chambers of the separation box are associated with an LED such that the chambers associated with the switched-on LEDs are imaged on the projection area by the projection lens as parts of the compound image determined by the switched-on LEDs. | 2009-02-19 |
20090046253 | POLARIZING BEAM SPLITTER, PROJECTION OPTICAL SYSEM, PROJECTION DISPLAY - A polarizing beam splitter includes: first and second prisms each having first and second end surfaces serving as an input surface or an output surface of light and an opposed surface as side surfaces of a pillar-like member; and at least two parallel flat layers disposed in parallel between the opposed surfaces of the first and second prisms. Here, one of the least two parallel flat layers is a first parallel flat layer polarization-separating the input beam. When it is assumed that the refractive index of a base material of the first and second prisms is Np, the resultant refractive index of the parallel flat layers other than the other parallel flat layer of the at least two parallel flat layers is Na, and the refractive index of the other parallel flat layer of the at least two parallel flat layers is Nb, (Na−Np)×(Nb−Np)<0 is satisfied. | 2009-02-19 |
20090046254 | PROJECTOR SYSTEM - An laser based image projection system for displaying images, which comprises an LCD device and projection optics. By introducing a diffuser between the LCD device and the projection optics, the quality of the projected image is improved. The visibility of material imperfections in the optical the beam path, which were previously visible in the projected image due to the large field-of-depth of the system, is now reduced. | 2009-02-19 |
20090046255 | Projector - A projector includes a cooling device for performing cooling of a target object housed inside a housing, a first temperature sensor disposed in an anterior stage of the target object on a cooling path formed by the cooling device inside the housing, and for measuring a first detection temperature in an anterior area of the cooling among peripheral areas of the target object, a second temperature sensor disposed in a posterior stage of the target object on the cooling path, and for measuring a second detection temperature in a posterior area of the cooling among the peripheral areas, and a control device for performing calculation regarding the temperature of the target object from the first detection temperature and the second detection temperature, and controlling the cooling device based on the result of the calculation. | 2009-02-19 |
20090046256 | PROJECTOR AND PROJECTOR CIRCUIT BOARD THEREOF - One embodiment of the invention discloses projector circuit boards comprising an image receiving terminal, a central processing unit, a motor driving module, a DMD and a DMD control module. The image receiving terminal receives an image signal and transmits the received image signal to the central processing unit. The central processing unit processes the received image signal. The motor driving module drives a motor on the basis of the processed image signal to rotate a color wheel to generate a colored beam. The DMD, comprising a plurality of micro-mirrors, is used in reflecting the colored beam, transforming the colored beam into an image beam, and transmitting the image beam to a projection lens to project an image. The rotation angles of the micro-mirrors are controlled by the DMD control module coupled between the central processing unit and the DMD. The projector circuit board is perpendicular to a light path of the projection lens. | 2009-02-19 |
20090046257 | PROJECTION DEVICE - A projection device includes a light source emitting light beams, a display element displaying images according to video signals, an adjustable collimator arranged between the light source and the display element, and a condensing lens unit arranged between the adjustable collimator and the display element. The adjustable collimator collimates the light beams of the light source to parallel beams. The condensing lens projects the parallel beams to the display element. A driving unit is used for adjusting a distance between the light source and the adjustable collimator. A lens adjusting unit is used for adjusting a focus of the adjustable collimator according to the distance between the light source and the adjustable collimator. The projection device can reduce light loss and achieve a projection image with high contrast and high brightness. | 2009-02-19 |
20090046258 | VIDEO DISPLAY SYSTEM WITH AN OSCILLATING PROJECTOR SCREEN - An apparatus for displaying images from a video projector. The apparatus includes a virtual projector screen assembly with an elongate screen element, such as a rod, that is mounted at one end to a base. The base is adapted for pivoting about its axis, arid a driver mechanism pivots the, base at high frequencies. During operation, the screen element oscillates between two edge positions with images projected from the projector being displayed on a side of the screen element facing or proximate to the projector. The two edge positions can be thought of as intersecting at the base and define a sweep angle (e.g., the angular difference between the two outer travel points of the screen element that is typically less than about 90 degrees). The driver may include a motor with an oscillating output shaft that pivots the base such as with a belt attached to the base. | 2009-02-19 |
20090046259 | METHOD TO REDUCE RF NOISE GENERATION AND REQUIRED PEAK LASER OUTPUT IN RASTER SCAN PORTABLE PROJECTORS - A method and apparatus that projects a two-dimensional image is disclosed. The method may include emitting a laser beam, sweeping the laser beam with a first scan mirror along a first scan direction to form a scan line on the projection surface, and sweeping the scan line with a second scan mirror along a second scan direction generally orthogonal to the first scan direction to form a raster pattern of scan lines on the projection surface. The scanner for the first scan mirror is driven with a stimulus waveform, wherein the stimulus waveform has a fundamental frequency that is substantially equal to the resonance frequency of the scanner but also contains harmonics to achieve a nearly constant velocity of the laser beam spot during its scan across the projection surface. The stimulus thereby reduces peak laser output power and corresponding noise generation while maintaining image brightness and image quality. | 2009-02-19 |
20090046260 | Lithographic apparatus and thermal optical manipulator control method - A control method is provided for controlling a heating of a thermal optical element, the thermal optical element having a matrix of heater elements. The method includes stabilizing a nominal temperature of the thermal optical element with a feedback loop to control the heating of heater elements; providing a desired temperature profile of the thermal optical element by a set point signal; determining a feedforward control of the heater elements from the set point signal; and forwardly feeding an output of the feedforward control into the feedback loop. | 2009-02-19 |
20090046261 | Lithographic apparatus and device manufacturing method - A manifold is provided between an outlet of a fluid supply system for an immersion lithographic apparatus and a separator. The manifold is provided with a pressure sensor which passes the measured pressure in the manifold to a mass flow controller. The mass flow controller controls a leak flow into the manifold based on the measured pressure in the manifold so as to maintain a desired pressure in the manifold. | 2009-02-19 |
20090046262 | EXPOSURE APPARATUS AND EXPOSURE METHOD - An exposure apparatus includes a light source for emitting exposure light, a spatial light modulation means for performing spatial light modulation, based on an image signal, on the exposure light, an imaging means for forming an image on a photosensitive material with the exposure light on which spatial light modulation has been performed, and a focus adjustment means for adjusting focus by changing the optical path length of the modulated exposure light when an image is formed on the photosensitive material with the spatially modulated exposure light. The imaging means forms an image with the spatially modulated exposure light only by a substantially rectangular region of the imaging means including the central portion of the imaging means. | 2009-02-19 |
20090046263 | USING PHASE DIFFERENCE OF INTERFERENCE LITHOGRAPHY FOR RESOLUTION ENHANCEMENT - Interference lithography (IL) system and methods are disclosed according to embodiments of the invention. Two beams of coherent light with a first phase difference expose a first interference pattern on a nonlinear photoresist. A second interference pattern may be exposed on the nonlinear photoresist using the same coherent light beams with a second phase difference. The difference between the first and second phase differences is between 70° and 270°. The ensuing pattern is a composite of the first and second interference patterns. The IL may employ a third and fourth light beam. | 2009-02-19 |
20090046264 | Synchronizing Timing of Multiple Physically or Logically Separated System Nodes - A method for synchronizing a plurality of series coupled nodes is described. A master trigger is transmitted through the plurality of series coupled local nodes in a downstream direction from a first node to a last node and retransmitted through the plurality of series coupled nodes in an upstream direction from the last node to the first node. Then, a local synchronization time is calculated at each of the plurality of series coupled nodes based on a differential measurement between the arrival of the master trigger in the downstream direction and the upstream direction. Operations in the local nodes may be synchronized based on the local synchronization time. | 2009-02-19 |
20090046265 | ILLUMINATION OPTICAL APPARATUS, EXPOSURE APPARATUS, AND DEVICE MANUFACTURING METHOD - An illumination optical apparatus of the present invention includes an illumination optical system having a plurality of reflection mirrors arranged to guide illumination light flux to an irradiated plane. A first partial field stop is arranged in an optical path of the illumination optical system to form a first profile line of an illumination region that is to be formed on the irradiated plane. A second partial field stop is arranged between the illumination optical system and the irradiated plane to form a second profile line of the illumination region. The illumination optical system includes a relay optical system for substantially optically conjugating the position of the first partial field stop and the position of the second partial field stop. | 2009-02-19 |
20090046266 | EXPOSING METHOD, EXPOSING DEVICE, AND DEVICE MANUFACTURING METHOD - An exposure method is arranged to guide illumination light having passed through a first pattern formed in a first pattern formation region and a second pattern formed in a second pattern formation region different from the first pattern formation region, to a substrate to transfer the first pattern and the second pattern onto the substrate. The exposure method comprises preparing a first illumination forming member for forming illumination light according to an illumination condition for illuminating the first pattern; preparing a second illumination forming member for forming illumination light according to an illumination condition for illuminating the second pattern; scanning the first pattern and the second pattern, and the substrate in a scanning direction with respect to the illumination light; scanning the first illumination forming member and the second illumination forming member in synchronism with the first pattern and the second pattern; and effecting an exposure of the first pattern in a first pattern transfer region on the substrate and effecting an exposure of the second pattern in a second pattern transfer region on the substrate. The exposure step includes consecutively carrying out the exposure of the first pattern and the exposure of the second pattern. | 2009-02-19 |
20090046267 | Lithographic apparatus with enhanced spectral purity, device manufacturing method and device manufactured thereby - A lithographic apparatus includes an illumination system configured to condition a radiation beam; a support configured to support a patterning device, the patterning device being configured to impart the radiation beam with a pattern in its cross-section to form a patterned radiation beam; a substrate table configured to hold a substrate; and a projection system configured to project the patterned radiation beam onto a target portion of the substrate, wherein the radiation beam is reflected from at least one grazing incidence mirror that enhances the spectral purity of the radiation beam. | 2009-02-19 |
20090046268 | Projection optical system, exposure apparatus, and exposure method - An immersion projection optical system having, for example, a catadioptric and off-axis structure, reduces the portion of an image space filled with liquid (immersion liquid). The projection optical system, which projects a reduced image of a first plane onto a second plane through the liquid, includes a refractive optical element (Lp) arranged nearest to the second plane. The refractive optical element includes a light emitting surface (Lpb) shaped to be substantially symmetric with respect to two axial directions (XY-axes) perpendicular to each other on the second plane. The light emitting surface has a central axis (Lpba) that substantially coincides with a central axis ( | 2009-02-19 |
20090046269 | Light beam receiver - A light beam receiver includes a plurality of light beam detector elements, a plurality of integrator circuits that receive signals from the light beam detector elements, and a signal integral limiting integration time controller that is in communication with at least two of the integrator circuits so that an analysis of the light beam reception is determined. One embodiment provides a self-calibration function, using a plurality of light beam detector elements that generate output signals when receiving a light beam upon the light beam detector elements, an evaluation/control circuit that receives the output signals and is configured to substantially determine a position where the light beam impacts on the light beam detector elements, and at least one calibration light source that emits at least one light pulse that is coupled to the light beam detector elements. The light beam receiver performs a self-calibration function using the calibration light source. | 2009-02-19 |
20090046270 | RANGE MEASUREMENT DEVICE - A range measurement device is disclosed. The device comprises a flash laser radar configured to produce a first laser pulse at a first time. The device receives, at a second time, reflections of the first laser pulse from at least one object within a 360 degree field of view. The device further comprises a timing electronics module, an image sensor in communication with the timing electronics module, a mirror element coupled between the image sensor and the laser radar, and a lens. The mirror element includes a first reflector configured to disperse the reflections of the first laser pulse within at least a portion of the 360 degree field of view and a second reflector configured to collect returning reflections of the first laser pulse from the at least one object into the image sensor. The lens is configured to focus the returning reflections onto the image sensor. | 2009-02-19 |
20090046271 | FIBER OPTICALLY COUPLED, MULTIPLEXED, AND CHOPPED LASER RANGEFINDER - A CW phase-delay distance measuring device is described. The device fiber-optically couples an amplitude modulated laser and a detector though MEMS fiber optic switches to provide chopping and multiplexing capability, and to allow measurement of transmit and receive coupling. Phase continuous direct digital synthesizers are used to generate transmit and local oscillator frequencies in an agile frequency diverse way to disambiguate range. Fiber-optic coupling mitigates systematic errors such as variable detector group delay and provides for multiplexing multiple transmit and receive optics onto a single electro-optical system. | 2009-02-19 |
20090046272 | SURVEYING INSTRUMENT - To provide a surveying instrument for measuring difference in required time of light or distance to an object to be measured while covering a wide dynamic range without adjusting light amount. A light pulse emanating from a light emitting section | 2009-02-19 |
20090046273 | Systems and Methods for Monitoring and Controlling the Operation of Extreme Ultraviolet (EUV) Light Sources Used in Semiconductor Fabrication - Systems and methods for monitoring and controlling the operation of extreme ultraviolet (EUV) sources used in semiconductor fabrication are disclosed. A method comprises providing a semiconductor fabrication apparatus having a light source that emits in-band and out-of-band radiation, taking a first out-of-band radiation measurement, taking a second out-of-band radiation measurement, and controlling the in-band radiation of the light source, at least in part, based upon a comparison of the first and second out-of-band measurements. An apparatus comprises a detector operable to detect out-of-band EUV radiation emitted by an EUV plasma source, a spectrometer coupled to the electromagnetic detector and operable to measure at least one out-of-band radiation parameter based upon the detected out-of-band EUV radiation, and a controller coupled to the spectrometer and operable to monitor and control the operation of the EUV plasma source based upon the out-of-band measurements. | 2009-02-19 |
20090046274 | Light Scattering Methods and Systems Using Supercritical Fluid Solvents to Measure Polymer Molecular Weight and Molecular Weight Distribution - Light scattering processes are employed to measure molecular weight and related characteristics of polymeric materials, including without limitation refractory fluoropolymers. The processes utilize a pressurized cell and a fluid under pressure to solubilize the polymeric materials and to enable light scattering measurements to be performed. | 2009-02-19 |
20090046275 | METHOD AND SYSTEM FOR ESTIMATING SURFACE PLASMON RESONANCE SHIFT - A surface plasmon measurement instrument measures a change in a property (e.g., refractive index) of a material layer. The method includes providing a prism with a rear surface having a metal layer disposed thereon; providing the material layer on the metal layer on the rear surface of the prism; directing a source beam through the prism toward the rear surface in a vicinity of the material layer; performing at least two sampled measurements to detect light reflected from the rear surface and to produce two corresponding data sets; transforming the data sets to a transform domain; processing the transformed data sets to estimate a sample shift between the two data sets; and determining a change in a property of the material layer using the estimated sample shift. | 2009-02-19 |
20090046276 | System And Method For Determination Of The Reflection Wavelength Of Multiple Low-Reflectivity Bragg Gratings In A Sensing Optical Fiber - A system and method for determining a reflection wavelength of multiple Bragg gratings in a sensing optical fiber comprise: (1) a source laser; (2) an optical detector configured to detect a reflected signal from the sensing optical fiber; (3) a plurality of frequency generators configured to generate a signal having a frequency corresponding to an interferometer frequency of a different one of the plurality of Bragg gratings; (4) a plurality of demodulation elements, each demodulation element configured to combine the signal produced by a different one of the plurality of frequency generators with the detected signal from the sensing optical fiber; (5) a plurality of peak detectors, each peak detector configured to detect a peak of the combined signal from a different one of the demodulation elements; and (6) a laser wavenumber detection element configured to determine a wavenumber of the laser when any of the peak detectors detects a peak. | 2009-02-19 |
20090046277 | REFRACTOMETER - Certain embodiments of the present invention provide a refractometer including: a housing having an immersion portion, the immersion portion having an opening; a light source for emitting a light; a light sensor for converting a received light into an electrical signal; a prism including faces, including: a first face proximal to the light source and the light sensor; a second face, at least a portion of the second face configured for contacting a sample liquid through the opening, and for forming an interface between the second face and the sample liquid; and a third face, wherein the light travels by: being directed towards the second face; being reflected at least in part by the interface towards the third face; and being reflected at least in part by the third face towards the light sensor. In an embodiment, the refractometer further includes a control portion for receiving the electrical signal, and for determining a refractive index of the sample liquid based at least in part on the electrical signal. In an embodiment, the control portion determines the refractive index in at least one of: a batch mode for detecting the electrical signal once; and a sequential mode for detecting the electrical signal at least twice. In an embodiment, the refractometer further includes a substrate at least partially positioned within the housing, the substrate supporting the light source and the light sensor. In an embodiment, the refractometer further includes a display portion connected to the control portion for displaying a representation of the refractive index. | 2009-02-19 |
20090046278 | Real Time Telecentricity Measurement - Systems and methods are provided for measuring and correcting for a given telecentricity in lithographic apparatus. A radiation beam is partitioned into a plurality of beams, each of which is modulated using an array of individually controllable elements and projected onto a portion of a substrate through a projection system. A set of alignment beams are transmitted simultaneously on paths similar to those traversed by the plurality of radiation beams, and a corresponding set of sensors respectively measures an angle and a position of the set of alignment beams proximate an entrance of the projection system. An assembly of telecentricity control mirrors (TCMs) adjusts appropriate ones of the plurality of radiations beams in response to the measurement to correct for induced any detected telecentricity. | 2009-02-19 |
20090046279 | Method for the Determination of the Axle Geometry of a Vehicle - The invention relates to a method for determining the axle geometry of a vehicle, wherein light of a given structure is projected onto a vehicle wheel, and the diffusely reflected light can be analyzed in order to determine the orientation of the plane of the vehicle wheel. Several lines of a laser light generated by means of one or several laser light sources are projected on the wheel, and one or several of these lines fades in and/or out in temporal succession. The reflected light is captured by means of one or several cameras. | 2009-02-19 |
20090046280 | MASK DEFECT INSPECTION DATA GENERATING METHOD, MASK DEFECT INSPECTION METHOD AND MASK PRODUCTION METHOD - According to a mask defect inspection data generating method, a distance between inspection areas neighboring in a predetermined direction is calculated based on inspection area control information defined in photomask inspection data. It is determined whether or not the calculated distance between inspection areas is less than a predetermined distance. When it is determined that the distance between inspection areas is less than a predetermined distance, the inspection area is combined to produce an optimization inspection area. The produced optimization inspection area information is defined in inspection layout data for making a reference in die-to-database defect inspection. | 2009-02-19 |
20090046281 | Method and System for Automated Inspection System Characterization and Monitoring - A method and system characterizing and monitoring an automated inspection system are provided. A method for automatically characterizing an automatic inspection system for photomasks may include removing portions of an optical attenuator layer disposed on a substrate in order to expose portions of the substrate and create a plurality of test features. The may further include forming a plurality of programmed defects, on the optical attenuator layer, the plurality of programmed defects comprising at least one of an optical reflector and an optical absorber. | 2009-02-19 |
20090046282 | Flowthrough Cell of the Flowing Spectrophotomatic Analysis - In the invention, the transparent tube is used as the fluid pathway of the flowthrough cell, which not only makes sure the fluid can retain the stable laminar state and no micro-bubble existing, but also can avoid the turbulent and the micro-bubble producing the negative peak and the interference peak. Utilizing the transparent property of the pipe wall, the ektexine of both ends of the optical pathway is made to be a smooth plane and forms a single unit planar light inlet window with the pipe. There do not need to be furnished with the glass window or the quartz glass window any more. This smart design has solved the leakage and dead angle problem that has puzzled people for a long term. The invention not only simplifies the structure but also increases the precision. It produces an unexpected research finding. | 2009-02-19 |
20090046283 | METALIZED SEMICONDUCTOR SUBSTRATES FOR RAMAN SPECTROSCOPY - In one aspect, the present invention generally provides methods for fabricating substrates for use in a variety of analytical and/or diagnostic applications. Such a substrate can be generated by exposing a semiconductor surface (e.g., silicon surface) to a plurality of short laser pulses to generate micron-sized, and preferably submicron-sized, structures on the surface. The structured surface can then be coated with a thin metallic layer, e.g., one having a thickness in a range of about 10 nm to about 1000 nm. | 2009-02-19 |
20090046284 | SYSTEMS AND METHODS FOR FOOD SAFETY DETECTION - A method for detecting an ingredient in a food product includes establishing a spectral signature in a Raman spectrum obtained from a chemical substance; allowing a food sample solution obtained from a food product to come to contact with a first nano-scale surface structure in a first sensor, wherein the first sensor comprises a substrate, wherein the nano-scale surface structure comprises a plurality of columns over the substrate or a plurality of holes in the substrate; illuminating the food sample solution and the first nano-scale surface structure on the first sensor by a laser beam; scattering the laser beam by the food sample solution and the first nano-scale surface structure to produce a scattered light; obtaining a first Raman spectrum from the scattered light using a spectral analyzer; and identifying the spectral signature in the first Raman spectrum to determine the existence of the chemical substance in the food product. | 2009-02-19 |
20090046285 | Structure for diagnosis system of reaction process - The present invention relates to a spectroscopy analyzer for real-time diagnostics of process, and more particularly, to a spectroscopy analyzer for real-time diagnostics of process, in which a beam is injected to a reaction byproduct or a reactant and then an output beam is measured, thereby performing quantitative and qualitative analysis of the reaction byproduct or the reactant. | 2009-02-19 |
20090046286 | Cancer detection by optical analysis of body fluids - The optical analysis of body fluids is a method of determining the relative concentration of certain bio-molecules in blood and urine samples by fluorescent spectroscopy. The relative concentration of these bio-molecules serves as a marker or screening test to assess the presence and stage of cancer in some organ or tissue of the body, and in some cases, the presence of particular types of cancer in the body. The bio-molecules include various species of porphyrin, flavins (including flavin mononucleotide[FMN], flavin adeno dinucleotide [FAD], and riboflavin), bile components (including biliverdin and bilirubin), tyrosine, tryptophan, and NAD(P)H. The fluorescent spectroscopy techniques include determining intensity maxima in the emission spectra at particular excitation wavelengths characteristic of the bio-molecules, determining intensity maxima in the excitation spectra at particular emission wavelengths characteristic of the bio-molecules, and synchronous scanning of the excitation and emission spectra while maintaining particular offsets in the wavelengths. | 2009-02-19 |
20090046287 | Zero angle photo spectrophotometer for monitoring of water systems - A method and apparatus for monitoring water and other fluid systems is described. The fluid is continually monitored spectrophotometrically by measuring many optical parameters in an in-line, on-line system, which compensates for normal fluid changes while detecting abnormalities. | 2009-02-19 |
20090046288 | Scanning Spectrometer With Multiple Photodetectors - A scanning optical spectrometer with a detector array is disclosed, in which position of focused spot of light at the input of a dispersive element such as arrayed waveguide grating (AWG) with a slab input, is scanned using a micro-electro-mechanical (MEMS) tiltable micromirror so as to make the dispersed spectrum of light scan over the detector array coupled to the AWG. Sub-spectra recorded using individual detectors are concatenated by a processor unit to obtain the spectrum of input light. | 2009-02-19 |
20090046289 | Optical Air Data Systems And Methods - Systems and methods for sensing air includes at least one, and in some embodiments three, transceivers for projecting the laser energy as laser radiation to the air. The transceivers are scanned or aligned along several different axes. Each transceiver receives laser energy as it is backscattered from the air. A computer processes signals from the transceivers to distinguish molecular scattered laser radiation from aerosol scattered laser radiation and determines air temperatures, wind speeds, and wind directions based on the scattered laser radiation. Applications of the system to wind power site evaluation, wind turbine control, traffic safety, general meteorological monitoring and airport safety are presented. | 2009-02-19 |
20090046290 | Methods and devices for evaluating print quality - A method for evaluating print quality comprising providing a first paper; providing a second paper; providing a reference print sample; providing a test print sample; obtaining pre-rub densities of the first paper and the second paper or the reference print sample and the test print sample; providing a mechanical rub tester; rubbing the reference print sample with a first paper using the mechanical rub tester; obtaining post-rub density of the rubbed first paper or the rubbed reference print sample; rubbing the test print sample with a second paper using the mechanical rub tester; obtaining post-rub density of the rubbed second paper or the rubbed test print sample; and comparing the pre-rub and post-rub densities of the first and second papers or the rubbed reference print sample and the rubbed test print sample. | 2009-02-19 |
20090046291 | DEVICE FOR IMAGING AN INTERIOR OF A TURBID MEDIUM - The invention relates to a device ( | 2009-02-19 |
20090046292 | Distributed Measurement Spots and Reference Spots, Especially for Chemosensors and Biosensors - Disclosed is a sensor device comprising at least one array of sensor spots ( | 2009-02-19 |
20090046293 | Optical Communications Using Spectral Interferometry - Optical communications can be performed using spectral interferometry. An incident transmission pulse or beam may be mixed with a locally generated beam or pulse to create an interference pattern that may be analyzed to extract the transmitted data. The incident transmission pulse or beam may also be split and mixed with itself to create an interference pattern. | 2009-02-19 |
20090046294 | SAGNAC SENSOR WITH NESTED WAVEGUIDES - Proposed optical device is based on counter-propagating optical fields within at least one nested waveguide-cavity loop, where the part of the waveguide loop is fold into the external waveguide loop. The nesting is performed using at least one waveguide crossing section. The invention may be used in Sagnac interferometer to measure various physical parameters, including rotation rate, electric current and mechanical perturbations. The invention also addressed a measurement method of such non-reciprocal parameters of interest. Optionally, the cavity includes a gain element, and the device operation may be switched discretely or gradually between passive and active regimes, thus changing the measurement characteristics. | 2009-02-19 |
20090046295 | APPARATUS AND METHODS FOR UNIFORM SAMPLE CLOCKING - A method and a system for Uniform Frequency Sample Clocking to directly sample the OCT signal with a temporally-non-linear sampling clock derived from a k-space wavemeter on the external sample clock input port of a digitizer. | 2009-02-19 |
20090046296 | FIBER-OPTIC HETERODYNE IMAGING VIBROMETER - A method and system for performing two-dimensional laser Doppler vibrometry (LDV) are disclosed. A high speed fiber optic heterodyne imaging vibrometer can be used for the imaging of high speed surface deformation and/or vibration. Images provided by the high speed fiber optic heterodyne imaging vibrometer can be representative of movement, e.g., displacement or vibration, of the surface being imaged. | 2009-02-19 |
20090046297 | Atmosphere-density-fluctuation monitors for interferometer beams, and atmosphere-supplying systems comprising same - Systems are disclosed for providing a controlled atmosphere. In an exemplary system an atmosphere-release device delivers a flow of the atmosphere to a propagation pathway. A density-fluctuation monitor includes multiple interferometer beams propagating in a direction in the pathway. The number of beams is sufficient for determining position of a member along the direction and for producing a mutual signal fluctuation that is a function of atmosphere-density fluctuations in the beams in the pathway. A controller coupled to the density-fluctuation monitor receives respective signals from the interferometers, determines the mutual signal fluctuation from the interferometer signals, and produces respective control commands from the mutual signal fluctuation. A treatment device coupled to the atmosphere-release device receives the control commands from the controller and changes, based on the control commands, at least one parameter of the atmosphere being delivered by the treatment device to the atmosphere-release device. | 2009-02-19 |
20090046298 | Optical lattice microscopy - An optical system includes a substrate adapted for supporting a sample, where the substrate has a refractive index, n | 2009-02-19 |
20090046299 | NANOSCALE IMAGING VIA ABSORPTION MODULATION - An imaging system is provided. The imaging system includes a sample to be scanned by the imaging system. An absorbance modulation layer (AML) is positioned in close proximity to the sample and is physically separate from the sample. One or more sub-wavelength apertures are generated within the AML, whose size is determined by the material properties of the AML and the intensities of the illuminating wavelengths. A light source transmits an optical signal through the one or more sub-wavelength apertures generating optical near-fields that are collected for imaging. | 2009-02-19 |
20090046300 | DEVICE FOR EXAMINING THE OPTICAL PROPERTIES OF SURFACES - A device for examining the optical properties of surfaces includes at least one first radiation device which emits radiation to a surface to be examined at a first predetermined spatial angle, at least one first detector device for capturing the radiation emitted to and reflected back from the surface wherein the first detector device, allowing a local resolution of detected radiation, is positioned at least at a second predetermined spatial angle relative to the surface, and at least one further radiation device or second detector device emitting radiation to the surface to be examined at a third predetermined spatial angle or detecting radiation emitted to and reflected back from the surface. | 2009-02-19 |
20090046301 | THREE-DIMENSIONAL COLOR AND SHAPE MEASURING DEVICE - A three-dimensional color and shape measuring device is provided to measure a color and a three-dimensional shape of an object to be measured with accuracy. A three-dimensional color and shape measuring device measures a color and a three-dimensional shape of an object to be measured based on an image signal acquired by picking up an image of the object to be measured by the same image pick-up part. The three-dimensional color and shape measuring device includes: a correction part which is configured to convert the image signal into a color measuring image signal by a first correction in accordance with a first gray scale characteristic and to convert the image signal into a shape-measuring image signal by a second correction in accordance with a second gray scale characteristic; and a color and shape extracting part which is configured to restore a three-dimensional image of the object to be measured by using a three-dimensional model on which a three-dimensional shape of the object to be measured is restored based on the shape-measuring image signal and a color of the object to be measured restored based on the color-measuring image signal. | 2009-02-19 |
20090046302 | Positioning Detecting Device and Electronic Device Using the Same - A position detecting device, including: a movable section which has an axial section and moves in a direction of an axial line of the axial section; and a supporting section which supports the movable section and allows the movable section to move through the axial section; wherein the movable section includes a basic position section which is arranged on a virtual surface which includes the axial line of the axial section, and the virtual surface is vertically positioned on the supporting section toward the axial section, wherein the supporting section includes a position detecting section to detect a positional change of the basic position section; and wherein the position detecting device detects the position of the movable section relative to the supporting section, based on the change of position of the basic position section, detected by the position detecting section. | 2009-02-19 |
20090046303 | PARAMETERIZED OPTICAL SYSTEM AND METHOD - A system for segmented parametric optimization of emissions from a light source, including a light source emitting light rays at a plurality of angles and an optic for directing light rays from the light source, the optic including at least one annular segment, the at least one annular segment being configured to optimize a characteristic of the emitted light rays, and a method for using and manufacturing the system. | 2009-02-19 |
20090046304 | Method of printing image and photo-printing system using the method - Methods of printing an image and photo-printing systems using the methods are provided. The methods involve receiving the image from a data storage device and printing the image via a printer, the method including the operations of determining whether a Paper Full printing option in which no space is left on a printing material is selected; when the Paper Full printing option is selected, comparing a ratio of an image to be printed with a ratio of a currently set printing material; and when the ratios of the image and the printing material are different from each other, displaying a print area of the image to be printed on a display panel. | 2009-02-19 |
20090046305 | Controlling dfe color management behavior in a distributed system - A document specification is examined to determine if it matches the device color characterization of a rendering device such as a printer. If it matches, then the document can be faithfully rendered by the device. Otherwise, the document specification must be transformed before rendering. A match can be detected by discovering a appropriate metadata within the document specification or within the document color characterization. Alternatively, a device signature can be used instead of a metadata. | 2009-02-19 |
20090046306 | Method and apparatus for ordering and printing annotated photographs - A method and apparatus are disclosed for printing annotated digital photographs via a computer. Photographic data and annotation data are entered into the computer and associated with each other. The data are then transmitted to an image printing system, either across a network or via a direct connection, and the image printing system prints a double-sided print, with the photographic data on the front, and the annotation data on the rear. In preferred embodiments, metadata is associated with the image and annotation data, and the image and/or annotation data is stored on the computer. In another aspect of the invention, the annotation data is displayed on the computer together with the image, in lieu of producing a double-sided print. The annotation data can be prepared using the full range of editing and formating features of the graphical and text software available for the computer. | 2009-02-19 |
20090046307 | RGB TO RGBW COLOR DECOMPOSITION METHOD AND SYSTEM - A Red Green Blue-to-Red Green Blue White (RGB-to-RGBW) color decomposition method and system. The RGB-to-RGBW color decomposition method includes: determining an output value of white based on inputted RGB values and a saturation; and outputting the output value when an input color is a pure color. | 2009-02-19 |