Patent application number | Description | Published |
20100187975 | OPTICAL MEMBER AND DISPLAY DEVICE - An optical member realizing suppressed occurrence of a light loss between a phosphor layer performing color conversion and itself, and a display device using the same is provided. The optical member includes a base member having two opposed surfaces, and a phosphor layer provided integrally with one surface of the base member and containing a phosphor that converts a color light to another color light. | 07-29-2010 |
20100188613 | COLOR CONVERTING MEMBER, METHOD OF MANUFACTURING THE SAME, LIGHT EMITTING DEVICE, AND DISPLAY DEVICE - A color converting member is capable of suppressing deterioration in a phosphor by a simple manufacturing process. A method of manufacturing a color converting member includes a process of molding a resin material into a shape. In the process, molding the resin material and the phosphor integrally into a shape is performed, after kneading a phosphor that converts one color light to another color light into the resin material. | 07-29-2010 |
20100238381 | COLOR CONVERSION SHEET, ILLUMINATION DEVICE, AND DISPLAY DEVICE - A color conversion sheet realizing suppression of deterioration in a color conversion layer and improvement in light extraction efficiency is provided. The color conversion sheet includes: a color conversion layer converting a part of first color light as incident light to second color light having a wavelength longer than that of the first color light; and a pair of sealing sheets sandwiching the color conversion layer from a light incidence side and a light emitting side and each having an inorganic stack film on a substrate. Reflectance of the sealing sheet on the light incidence side to the second color light is higher than that to the first color light, and reflectance of the sealing sheet on the light emitting side to the first color light is higher than that to the second color light. | 09-23-2010 |
20100238648 | ILLUMINATION APPARATUS AND DISPLAY APPARATUS - [Object] To provide an illumination apparatus capable of reducing a view angle dependency of a chromaticity distribution in a light-emitting surface of a phosphor layer. | 09-23-2010 |
20110002140 | PHOSPHOR SHEET, A DIFFUSION PLATE, AN ILLUMINATING DEVICE, AND A DISPLAY UNIT - A phosphor sheet having a laminated structure including a first barrier material, a first barrier material, a first color conversion layer, a second color conversion layer, and a second barrier layer and a display unit and an illuminating device including display unit is provided. A diffusion plate and a display unit including a diffusion plate are also provided. | 01-06-2011 |
20110037926 | LIGHT EMITTING DEVICE, DISPLAY DEVICE, AND COLOR CONVERSION SHEET - There is provided is a display device capable of suppressing deterioration of the color conversion layer which converts one color light into another color light, and realizing favorable handling and a display device using the color conversion layer, and a color conversion sheet. A phosphor sheet | 02-17-2011 |
20110267310 | SENSOR APPARATUS AND INFORMATION DISPLAY APPARATUS - A sensor apparatus includes a sensor unit, a calculation unit, a switch circuit unit, and a control unit. The sensor unit has a plurality of detection electrodes each having a capacitance changed by proximity of a detection target object. The calculation unit calculates a first distance, which is a distance between the detection target object and the sensor unit. The switch circuit unit is capable of switching the detection electrodes between a first state in which a signal voltage for detecting the capacitance is supplied and a second state which is an electrically floating state, and selects at least two detection electrodes one by one switched from the second state to the first state. The control unit controls the switch circuit unit to cause a second distance, which is a distance between the detection electrodes switched from the second state to the first state, to correspond to the first distance. | 11-03-2011 |
20110291939 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, INPUT APPARATUS, AND SENSOR SHEET - An information processing apparatus includes: a key array having a key layout in which rows of input keys parallel to a first direction are arranged in a second direction orthogonal to the first direction and the input keys belonging to one row are shifted in the first direction to the input keys belonging to another row; first wiring electrodes routed between the input keys at intervals in the first direction and each having a capacitance changed by proximity of a detection target; second wiring electrodes routed along the first direction to thread through the rows and each having the capacitance; and a control unit to generate a control signal including a first signal on a position of the detection target along the first direction based on the capacitances of the first and second wiring electrodes and a shift amount of the input keys in each row in the first direction. | 12-01-2011 |
20110298699 | INPUT APPARATUS, INFORMATION PROCESSING APPARATUS, OPERATION INPUT METHOD, AND SENSOR SHEET - Provided is an input apparatus including an input operation section, a capacitive sensor, and an output section. The input operation section includes an operation member configured to mechanically receive an input operation, and a first detection circuit configured to detect the input operation of the operation member. The capacitive sensor includes a plurality of electrodes which are arranged around the operation member, and each of which has a capacitance variable due to an approaching of a detection target, and a second detection circuit configured to detect the capacitance of each of the plurality of electrodes. The output section is configured to output an output of the first detection circuit and an output of the second detection circuit. | 12-08-2011 |
20120011932 | INPUT APPARATUS - An input apparatus includes: an input apparatus main body that is used to make an input for operating an operation target; a grip detection portion configured to detect that a user has gripped the input apparatus main body with a predetermined force or more; a motion detection portion configured to detect a movement of the input apparatus main body and output a movement detection value corresponding to the movement of the input apparatus main body; a controller configured to execute, while/after the grip of the input apparatus main body is being detected by the grip detection portion, processing for controlling the operation target based on the movement detection value; and a first response portion configured to return, when at least the grip of the input apparatus main body is detected by the grip detection portion, a first response to the user irrespective of the control of the controller. | 01-19-2012 |
20120017702 | CONTACT-PRESSURE DETECTING APPARATUS AND INPUT APPARATUS - There is provided a contact-pressure detecting apparatus including a base, at least three pressure-sensitive sensors, and a plurality of plates. The base has an arbitrary shape. The at least three pressure-sensitive sensors are provided on different vertex positions of a polygon having at least three corners, respectively, the polygon being set on each of a plurality of areas partitioning at least part of an area on a surface of the base. The plurality of plates are arranged corresponding to the areas of the base, respectively, the plurality of plates covering the surface of the base by sandwiching the at least three pressure-sensitive sensors with the base. | 01-26-2012 |
20120092332 | INPUT DEVICE, INPUT CONTROL SYSTEM, METHOD OF PROCESSING INFORMATION, AND PROGRAM - An input device includes a housing having a two dimensional detection surface, a first detection unit detecting a position coordinate of a detection object that travels on the detection surface and outputting a first signal to calculate a travel direction and an amount of travel of the detection object, a second detection unit detecting gradient of the detection surface relative to one reference plane in a spatial coordinate system to which a screen belongs and outputting a second signal to calculate a tilt angle of the detection surface relative to the reference plane, and a control unit generating a control signal to three dimensionally control a display of an image displayed on the screen based on the first signal and the second signal. | 04-19-2012 |
20120139944 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, AND INFORMATION PROCESSING METHOD - An information processing apparatus includes: a generation unit generating object information including at least information for displaying an object to rotate at a velocity corresponding to a rotation velocity, which is detected by a rotation sensor installed in an operation device operated by a user, within a screen based on the rotation velocity; and a changing unit changing the object information generated by the generation unit based on a pressure detected by a pressure sensor installed in the operation device. | 06-07-2012 |
20120154387 | INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM AND INFORMATION PROCESSING METHOD - An information processing device includes an acquisition unit which acquires information of acceleration, angular velocity, and magnetic intensity of an operation device, a coordinate conversion unit which converts the angular velocity acquired by the acquisition unit into global angular velocity in a global coordinate system using information of posture angles of the operation device, an initial posture angle calculation unit which calculates a posture angle of the operation device in the initial stage in the global coordinate system based on the information of the acceleration and the magnetic intensity, an updating unit which updates the posture angle of the operation device in the global coordinate system based on information of the global angular velocity, and a control unit which causes the coordinate conversion unit to convert the first angular velocity into the global angular velocity and to convert a second angular velocity into the global angular velocity. | 06-21-2012 |
20120179408 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, AND INFORMATION PROCESSING METHOD - An information processing apparatus includes: an operation unit configured to calculate, based on information on an acceleration detected by an acceleration sensor included in an operation device that is operated by a user, movement information as information on one of a velocity and a movement distance of the operation device; and a correction unit configured to correct, based on information obtained by the acceleration sensor within an acceleration period as a period between an acceleration start time and an acceleration end time of the operation device, the movement information of the operation device within a period between the acceleration end time of the operation device and a movement end time at which the movement ends, that is calculated by the operation unit. | 07-12-2012 |
20120256739 | OPERATION APPARATUS - An operation apparatus includes a base, a sensing unit, a plurality of plates, and a drive mechanism. The base has a surface. The sensing unit includes at least three pressure-sensitive detection regions that are provided at different vertex positions of a polygon having at least three corners set in each of a plurality of regions obtained by partitioning at least a part of the surface of the base. The plurality of plates are provided to correspond to the plurality of regions and cover the at least a part of the surface. The drive mechanism is configured to drive the plurality of plates on the basis of a signal generated by detection of the sensing unit. | 10-11-2012 |
20130027294 | INPUT APPARATUS, INPUT METHOD, AND CONTROL SYSTEM - There is provided an apparatus including an input apparatus including an input apparatus main body with which input manipulation is performed to manipulate a manipulation target object, a first manipulation detection unit that detects a first manipulation on the input apparatus main body, a second manipulation detection unit that detects a second manipulation on the input apparatus main body after the first manipulation is detected, and a first processing unit that performs first processing for manipulation on the manipulation target object or a first response of the input apparatus, based on a movement detection value corresponding to movement of the input apparatus main body according to the first manipulation or a detection value of the first manipulation. | 01-31-2013 |
20130027295 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - There is provided an information processing apparatus including an acquisition unit acquiring data on at least one of an acceleration or an angular velocity of a controller operated by a user, and a determination unit determining at least one of a velocity of the controller or a trajectory of the controller based on the acquired data on the at least one of the acceleration or the angular velocity. | 01-31-2013 |
20130027299 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND INPUT APPARATUS - An information processing apparatus includes a calculation unit and a determination unit. The calculation unit has a two-dimensional calculation mode configured to perform, when an operation device is placed on an operation surface and a user operates the operation device, calculation based on a detection value of a motion sensor corresponding to two-dimensional motion of the operation device, and has a three-dimensional calculation mode configured to perform, when the user operates the operation device in a three-dimensional space, calculation based on a detection value of the motion sensor corresponding to three-dimensional motion of the operation device. The determination unit is configured to determine which of the two-dimensional calculation mode and the three-dimensional calculation mode is used to perform the calculation with the calculation unit, based on the detection value of the motion sensor and at least one of information other than the detection value of the motion sensor. | 01-31-2013 |
20130088421 | DISPLAY CONTROL DEVICE - Provided is a display control device including a communication unit that performs communication with an external device, a detecting unit that detects a direction of an operation device based on detection information representing motion of the operation device, and a display control unit that generates an imaging control command used to control an imaging operation based on the detected direction of the operation device, and controls display of an image obtained through an imaging operation by causing the communication unit to transmit the imaging control command to the external device. | 04-11-2013 |
20130181888 | HEAD-MOUNTED DISPLAY - A head-mounted display includes a display portion, a support portion, and an input operation unit. The display portion is configured to present an image to a user. The support portion is configured to support the display portion and be mountable on a head of the user. The input operation unit serves to control the image and includes a touch sensor provided to the display portion. | 07-18-2013 |
20130228944 | METHOD OF MANUFACTURING COLOR CONVERTING MEMBER - A color converting member is capable of suppressing deterioration in a phosphor by a simple manufacturing process. A method of manufacturing a color converting member includes a process of molding a resin material into a shape. In the process, molding the resin material and the phosphor integrally into a shape is performed, after kneading a phosphor that converts one color light to another color light into the resin material. | 09-05-2013 |
20130265330 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING SYSTEM - Provided is an information processing apparatus, including: an image-taking unit configured to take an image of real scenery to thereby obtain real image; a marker-detecting unit configured to extract a marker image from the real image, the marker image being an image of marker projection light, the marker projection light being projected by a projection device to the real scenery in order to provide spatial first information, the first information being necessary to display virtual information such that the virtual information is superimposed on the real scenery, second information being added to the marker projection light; and an extracting unit configured to extract the second information added to the extracted marker image. | 10-10-2013 |
20130300760 | IMAGE DISPLAY APPARATUS, IMAGE DISPLAY PROGRAM, AND IMAGE DISPLAY METHOD - An image display apparatus includes a see-through display, an image mask generator, an image generator, and an image display unit. The see-through display is located before an eye of a user. The image mask generator is configured to generate an image mask. The image generator is configured to generate a display image with the image mask being overlapped with an original image. The image display unit is configured to display the display image on the see-through display. | 11-14-2013 |
20140062841 | HEAD-MOUNTED DISPLAY - A head-mounted display includes a main body, an operation unit, and a controller. The main body includes a display unit capable of displaying an image in front of an eye of a user. The operation unit includes a buffer that is connected to the main body and deformable with respect to the main body, and a first detector configured to output a detection signal depending on the deformation. The controller is configured to generate an image signal for generating an image based on the detection signal and to output the image signal to the display unit. | 03-06-2014 |
20140204062 | HEAD-MOUNTED DISPLAY, DISPLAY APPARATUS, AND INPUT APPARATUS - A head-mounted display includes a main body and an input operation unit. The main body includes a display unit configured to be capable of presenting an image to a user, and is configured to be mountable on a head of the user. The input operation unit includes an operating element having a longitudinal direction in a direction of a first axis, is configured to be capable of electrostatically detecting a first operation on the operating element along the direction of the first axis and detecting a second operation on the operating element along a direction of a second axis orthogonal to the direction of the first axis, and is provided to the main body. | 07-24-2014 |
20140304655 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - There is provided an information processing apparatus including a text extraction unit that extracts selection candidate text from a text string displayed on a display screen, and a selection area placement unit that places selectable areas for the selection candidate text on the display screen in a manner that the selectable areas differ from a display area of the selection candidate text. | 10-09-2014 |
20140317540 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - There is provided an information processing apparatus including a text extraction unit configured to extract text selected through a touch operation of a user from an input text string displayed on a display screen, a text specifying unit configured to specify change text of the selected text, and a selection conclusion unit configured to conclude that the selected text on the display screen is replaced with the change text. | 10-23-2014 |
20140320383 | HEAD-MOUNTED DISPLAY AND INFORMATION DISPLAY APPARATUS - A head-mountable display device is provided including an image display device configured to be communicable with an input device and to display an operation image and an auxiliary image overlaid upon the operation image. The auxiliary image indicates three-dimensional positional information of a target object relative to an input operation surface of the input device. | 10-30-2014 |
20150015761 | INFORMATION PROCESSING APPARATUS AND STORAGE MEDIUM - There is provided a display control device including a recognition unit configured to recognize a display region in a display unit which is visible from outside, an image generation unit configured to generate an image to be displayed in accordance with the display region recognized by the recognition unit, and a display control unit configured to control the display unit to display, on the display region, the image generated by the image generation unit. | 01-15-2015 |
20150029393 | IMAGE PROCESSING APPARATUS AND STORAGE MEDIUM - There is provided an image processing apparatus including an image generation section which generates a compressed image with a second aspect ratio having a short side smaller than that of a first aspect ratio based on pixel values from an imaging section which performs imaging with the first aspect ratio. | 01-29-2015 |
20150029649 | DISPLAY DEVICE AND OPERATION DEVICE - There is provided a display device including a main body in which a display section is formed on a front surface side, and an operation body in which an operation section is formed and which is provided on a rear surface side of the main body. The main body and the operation body are partially spaced apart from each other, and the operation section is provided on an inner surface of the operation body, the inner surface facing a space formed between the main body and the operation body. | 01-29-2015 |
20150042563 | CONTROL METHOD, CONTROL APPARATUS, AND PROGRAM - There is provided a control method, including: outputting a displacement value depending on a displacement amount of an input device in a case where operation is input in the input device, the operation being for a control target displayed on a display apparatus, the position of the display apparatus being specified by a first coordinate system, the position of the input device being specified by a second coordinate system; calculating a displacement amount of the input device in the second coordinate system based on the displacement value; and displaying the control target, the control target being moved to a position corresponding to a displacement amount in the first coordinate system by using a transformation matrix, the transformation matrix transforming a displacement amount of the input device in the second coordinate system into a displacement amount in the first coordinate system. | 02-12-2015 |
20150070389 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, AND INFORMATION PROCESSING METHOD - The present disclosure is generally directed to an information processing apparatus comprising at least one processor configured to execute instructions to generate a superimposition parameter corresponding to superimposing virtual information on a real space based on a spatial position of a marker projected on the real space by an input apparatus, and cause a display section to display the virtual information superimposed on the real space according to the spatial position relationship while the marker is detectable and continue the display of the virtual information superimposed on the real space after the marker is undetectable according to a last detected spatial position of the marker. | 03-12-2015 |
20150097774 | OPERATION METHOD, CONTROL APPARATUS, AND PROGRAM - A control apparatus comprising a processor, a memory, and a communication circuit configured to communicate with an input apparatus is provided. The memory device stores instructions which when executed by the processor, causes the processor to receive displacement information from the input apparatus, and at least one of: (i) generate a displacement value for displacing an operation target on a display based on the displacement information, wherein a first set of instructions is used to calculate the displacement value if the displacement information is within a predetermined range, and a second set of instructions is used to calculate the displacement value if the displacement information is outside the predetermined range; and (ii) transmit a feedback signal to the input apparatus at a timing based on the displacement information, wherein the timing is calculated differently if the displacement information is within the predetermined range than if the displacement information is outside the predetermined range. | 04-09-2015 |
20150124101 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - There is provided an information processing apparatus including an action recognition unit configured to recognize an action state of a user based on a measurement result obtained by a sensor carried by the user, and a photographing control unit configured to control timing at which a photographing unit carried by the user is allowed to perform photographing based on the recognized action state of the user. | 05-07-2015 |
20150124111 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - There is provided an information processing apparatus including an action recognition unit configured to recognize an action state of a user based on a measurement result obtained by a sensor carried by the user, an image processing unit configured to perform a process regarding an amount of information on an image photographed by a photographing unit based on an action state of the user recognized by the action recognition unit during photographing by the photographing unit carried by the user, and a transmission control unit configured to cause the image processed by the image processing unit to be transmitted to an image processing device used to perform image recognition. | 05-07-2015 |
20150130702 | INFORMATION PROCESSING APPARATUS, CONTROL METHOD, AND PROGRAM - There is provided an information processing apparatus including an information acquiring unit provided in the information processing apparatus to be worn on a head of a user, the information acquiring unit being configured to acquire facial expression information of the user, and a control unit configured to perform certain control depending on whether or not the facial expression information of the user acquired by the information acquiring unit agrees with facial expression information of a partner. | 05-14-2015 |
20150226969 | IMAGING APPARATUS AND IMAGING METHOD - Provided is an imaging apparatus including: an imaging unit; a display unit, through which at least a part of an imaging region of the imaging unit can be seen in a see-through manner and which is configured to display a stereoscopic image formed of a left eye image and a right eye image; a focal distance adjustment unit configured to adjust a focal distance of the imaging unit; and a display controller configured to generate the left eye image and the right eye image such that a display object indicating the focal distance is seen at a depth position corresponding to the focal distance and cause the display unit to display the left eye image and the right eye image. | 08-13-2015 |
20150228121 | IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY METHOD - Provided is an image display apparatus, including: a display unit configured to allow a real space to be transparently viewed and configured to display a three-dimensional image; and a display control unit configured to display a plurality of the three-dimensional images on the display unit in a manner that the plurality of the three-dimensional images are arranged in a plurality of lines that are different from each other in position in a depth direction on a near side with respect to the real space. | 08-13-2015 |
20150242049 | DISPLAY CONTROL DEVICE, DISPLAY CONTROL METHOD, AND PROGRAM - The present technology relates to a display control device, a display control method, and a program which allow operability of a touch panel display to be improved, A display data generation unit obtains first display data representing a touch input position by a user on a touch panel display, from a first processing unit through a first path, obtains second display data using the first display data from a second processing unit through a second path, the second processing unit performing display image generation processing involving a processing amount larger than a processing amount of the first processing unit, and performs control to allow first display information based on the first display data and second display information based on the second display data to be displayed on the touch panel display. The present technology is applicable to an LCD module and the like, for example. | 08-27-2015 |
20150330604 | OPTICAL MEMBER AND DISPLAY DEVICE - An optical member includes a plate like light diffusion member having a light incidence surface and a light emitting surface opposed each other, a phosphor layer provided directly on the light emitting surface of the light diffusion member and containing a phosphor that converts a color light to another color light, and a protection layer formed on a surface on the side opposite to the light diffusion member, of the phosphor layer. A moisture vapor transmission rate of the light diffusion member is 2 g/m | 11-19-2015 |
20150355835 | INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM STORAGE MEDIUM - Provided is an information processing device including: an acquisition unit configured to acquire a content of a handwritten input on a touch panel; and a display control unit configured to control display of a shaped figure which is obtained by shaping a figure recognized from the handwritten input, according to the content of the handwritten input. | 12-10-2015 |
20150358532 | DISPLAY CONTROL APPARATUS, PROGRAM, AND DISPLAY CONTROL METHOD - There is provided a display control apparatus including: a display control unit configured to cause a display apparatus to display a live preview image generated based on image data obtained through an image sensor, and one or more processed images generated using respective image processing conditions based on one of the image data which has been obtained at some time point; and a determination unit configured to determine whether or not a predetermined user operation has been recognized. If it is determined that the predetermined user operation has been recognized, the display control unit updates the one or more processed images to be displayed. | 12-10-2015 |
20150370335 | DISPLAY CONTROL APPARATUS, DISPLAY APPARATUS, DISPLAY CONTROL METHOD, AND PROGRAM - A display control apparatus of an illustrative embodiment controls display of a movable object on a display plane such that, in response to a movement operation, a movement trajectory of the movable object has a component that appears perpendicular to the display plane, wherein the movement operation is initiated when an operation device receives a user input having a component perpendicular to the display plane. | 12-24-2015 |
20160078685 | DISPLAY CONTROL DEVICE, DISPLAY CONTROL METHOD, AND RECORDING MEDIUM - There is provided a display control device including a viewpoint acquisition unit configured to acquire a viewpoint of a user detected by a viewpoint detection unit; and a display control unit configured to control a display unit so that a virtual object is stereoscopically displayed by the display unit. The display control unit is configured to control a position in a depth direction of the virtual object presented to the user based on the viewpoint. | 03-17-2016 |
20160110339 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - An information processing apparatus may include a control device to determine a plurality of candidate texts to correct a target text which is from an input text string, based on preceding text located at a position preceding the target text and succeeding text located at a position succeeding the target text. | 04-21-2016 |
Patent application number | Description | Published |
20080278261 | MILLIMETER-BAND SWITCHING CIRCUIT - A millimeter-band switching circuit easily corrects a varied off capacitance of a switching element without shifting position of the switching element. The millimeter-band switching circuit includes: a coupling line having a line length that can be changed; a first input and output terminal; a second input and output terminal; a first transmission line connected between the first input and output terminal and a first end of the coupling line; a second transmission line connected between the input and output terminal and a second end of the coupling line; a first field effect transistor (FET) connected in parallel with the first transmission line; and a second FET connected in parallel with the second transmission line and turned ON/OFF simultaneously with turning ON/OFF of the first FET. | 11-13-2008 |
20090256646 | MILLIMETER WAVEBAND SWITCH - A millimeter waveband switch which enables high isolation without increasing passing loss, includes a first switching element that is connected in series between input and output terminals through which a signal passes; and a first transmission line having an electrical length of ½ wavelength and which is connected in parallel with the first switching element. Alternatively, the millimeter waveband switch may include: a first switching element having a first end connected in parallel to input and output terminals through which a signal passes; a first transmission line having an electrical length of ½ wavelength which is connected in parallel with the first switching element; and a second transmission line having an electrical length of ½ wavelength and which is connected between ground and a second end of the first switching element. | 10-15-2009 |
20100052799 | VOLTAGE CONTROLLED OSCILLATOR, MMIC, AND HIGH FREQUENCY WIRELESS DEVICE - A voltage controlled oscillator having low phase noise and including: a variable resonator including a varactor and a control voltage terminal; and an open-end stub connected in parallel to the variable resonator, the open-end stub having a length shorter than or equal to an odd multiple of one quarter of a wavelength of a harmonic signal plus one sixteenth of the wavelength of the harmonic signal, and longer than or equal to an odd multiple of one quarter of the wavelength of the harmonic signal minus one sixteenth of the wavelength of the harmonic signal. In this structure, a high Q value is realized for a fundamental wave frequency. Fluctuation in a control voltage due to a harmonic signal is controlled. | 03-04-2010 |
20100225376 | SEMICONDUCTOR SWITCH, SEMICONDUCTOR SWITCH MMIC, CHANGEOVER SWITCH RF MODULE, POWER RESISTANCE SWITCH RF MODULE, AND TRANSMITTER AND RECEIVER MODULE - A semiconductor switch for switching a signal according to input power and maintaining performance of a receiver system with a simple configuration. The semiconductor switch comprises: a first FET connected between a first input/output terminal and a second input/output terminal; a first transmission line connected between the first input/output terminal and a third input/output terminal; a second transmission line parallel to the first transmission line; and a detector circuit connected to one end of the second transmission line, for outputting a DC voltage corresponding to power level of the high frequency signal, branched by the second transmission line. The first FET is controlled and switched according to an output from the detector circuit to switch between a route from the first input/output terminal to the second input/output terminal and a route from the first input/output terminal to the third input/output terminal. | 09-09-2010 |
20110175686 | HIGH FREQUENCY SECOND HARMONIC OSCILLATOR - A high frequency second harmonic oscillator includes a transistor, a first signal line connected at a first end to the base or gate of the transistor, a first shunt capacitor connected at a first end to a second end of the first signal line and at a second end to ground, a second signal line connected at a first end to the collector or drain of the transistor, a second shunt capacitor connected at a first end to a second end of the second signal line and at a second end to ground, and a high capacitance capacitor connected between the first signal line and the second signal line. The first signal line has a length equal to an odd integer multiple of one quarter of the wavelength of a fundamental signal, plus or minus one-sixteenth of the wavelength of the fundamental signal. | 07-21-2011 |
20110234333 | SEMICONDUCTOR SWITCH, TRANSCEIVER, TRANSMITTER, AND RECEIVER - A semiconductor switch includes a main line, branch lines branching from the main line at the same branch point, switching devices shunt-connected between one of the branch lines and ground and operated so that the one of the branch lines is connected to and disconnected from ground, a main terminal connected to an end of the main line, and branch terminals connected to an end of one of the branch lines. The impedance of one of the branch lines, as seen from the branch point, is conjugately matched to the combined impedance of the main line and the rest of the branch lines, as seen from the branch point, the one of the branch lines transmitting an RF signal, and the rest of the branch lines blocking the RF signal. | 09-29-2011 |
20120025366 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME - A method for manufacturing a semiconductor device comprises: forming a circuit pattern and a first metal film on a first major surface of a body wafer; forming a through-hole penetrating the body wafer from a second major surface of the body wafer and reaching the first metal film; forming a second metal film on a part of the second major surface of the body wafer, on an inner wall of the through-hole, and on the first metal film exposed in the through-hole; forming a recess on a first major surface of a lid wafer; forming a third metal film on the first major surface of the lid wafer including inside the recess of the lid wafer; with the recess facing the circuit pattern, and the first metal film contacting the third metal film, joining the lid wafer to the body wafer; and dicing the joined body wafer and lid wafer along the through-hole. | 02-02-2012 |
20120094481 | METHOD OF MANUFACTURING AIRBRIDGE - In making an airbridge structure, a second resist layer is applied over a first resist layer. The resist layers are exposed and developed to have a predetermined width W | 04-19-2012 |
20120133436 | POWER AMPLIFIER AND MMIC USING THE SAME - A power amplifier includes an input terminal, an input matching circuit connected to the input terminal, an amplifying transistor having a gate connected to the input matching circuit, an output matching circuit connected to the drain of the amplifying transistor, an output terminal connected to the output matching circuit, and an inverting differentiator circuit for either inverting and then differentiating, or differentiating and then inverting, a signal from the input terminal. The output of the inverting differentiator circuit is connected to the gate. | 05-31-2012 |
20120299178 | SEMICONDUCTOR DEVICE - A semiconductor device includes: a main body chip; a circuit pattern on a front surface of the main body chip and including a first pad; a cap chip including a first recess in a front surface of the cap chip and a second recess in a back surface of the cap chip, the cap chip being joined to the main body chip with the first recess facing the circuit pattern; a second pad on a bottom surface of the first recess of the cap chip; a first metallic member inlaid in the second recess of the cap chip; a first through electrode electrically connecting the second pad to the first metallic member through the cap chip; and a bump electrically connecting the first pad to the second pad. | 11-29-2012 |
20130032817 | POWER AMPLIFIER - A power amplifier includes a semiconductor substrate including transistor cells, a drain electrode for the transistor cells located on the semiconductor substrate, a drain pad located on the semiconductor substrate and connected to the drain electrode, an ion-implanted resistance located in the semiconductor substrate and extending along and in contact with the drain pad, a floating electrode located on the semiconductor substrate and in contact with the ion-implanted resistance, and an output matching circuit located outside the semiconductor substrate. The power amplifier further includes a wire connecting the drain pad to the output matching circuit. | 02-07-2013 |
20130169346 | SWITCH CIRCUIT - A switch circuit includes: first, second, and third input-output terminals; a first switching element connected between the first and second input-output terminals; a second switching element connected between the third input-output terminal and a grounding point; a third switching element connected between the first and third input-output terminals; a fourth switching element connected between the second input-output terminal and the grounding point; a first control voltage applying terminal connected to control terminals of the first and second switching elements; a second control voltage applying terminal connected to control terminals of the third and fourth switching elements; first and second resistors connected between the control terminals of the first and second switching elements and the first control voltage applying terminal, respectively; and first and second diodes connected in parallel with the first and second resistors, respectively, and having cathodes connected to the first control voltage applying terminal. | 07-04-2013 |