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| Number | Title | Issue Date |
| 8179386 | Optical sensor and display device provided with the same The present invention provides an optical sensor at least some part of which is formed monolithically in an active matrix substrate of a display device. In order to detect ambient light with high accuracy by eliminating the influences of stray light and of property ... | 05/15/2012 |
| 8139054 | Luminance compensation apparatus and method A luminance compensation apparatus and method applied to an electronic apparatus are disclosed. The luminance compensation apparatus includes an environment detector, a processor, and a luminance compensation unit. The environment detector is for detecting environme... | 03/20/2012 |
| 8139055 | Combined image sensor and display device A combined image sensor and display device comprises an array of device elements (18), each of which comprises a display pixel (M4, C2, CLC). The display pixels have data inputs connected to column data lines (SL, 6,6′). The array inclu... | 03/20/2012 |
| 8134547 | Merit based gamut mapping in a color management system What is disclosed is a system and method for merit-based gamut mapping. In one embodiment, color points are clustered in regions of interest within a color space. Each cluster is associated with a gamut mapping function and a merit function. Mapping parameters of ea... | 03/13/2012 |
| 8134546 | Display device and driving method thereof In order to keep the luminance of a light emitting element constant, the correction is performed by an external device such as a computer, in which case a display device is inevitably complicated and increased in size. Even when degradation characteristics of the li... | 03/13/2012 |
| 8125474 | Display device A display device includes: first and second photosensors; a reader; a light detector outputting the light amount detected by the photosensors; a first circuit outputting a first signal based on incident light entering the first photosensor; and a second circuit outp... | 02/28/2012 |
| 8125473 | Electro-luminescence display device An electro-luminescence display device and a method of driving the same for controlling a full white brightness depending upon a brightness of the external environment and thus controlling a brightness mode is disclosed. An electro-luminescence display device accord... | 02/28/2012 |
| 8111252 | Determining apparatus and method for controlling the same There is provided a method for controlling a determining apparatus including: a first pixel for displaying a first image; a second pixel for displaying a second image; a light shielding member that allows the first image to be viewed from a first direction and block... | 02/07/2012 |
| 8094144 | Electronic circuit, optoelectronic device, method for driving optoelectronic device, and electronic apparatus An electronic circuit, an electronic device, and an electronic apparatus are provided that are capable of display with good quality and reducing operation delay, and a method to drive the electronic circuit. First and second switching transistors are turned on and a... | 01/10/2012 |
| 8085256 | Electronic device An electronic device is provided which can appropriately adjust the brightness of a display apparatus in accordance with the lightness of visible light by preventing UV-light from being incident upon an optical sensor. An electronic device having, in a housing, a di... | 12/27/2011 |
| 8081177 | Chiplet display with optical control A display device having a display substrate defining an optical waveguide for transporting light carrying pixel information; a chiplet disposed over the display substrate, having a chiplet substrate separate from the display substrate, a photosensor responsive to li... | 12/20/2011 |
| 8081175 | Display panel and its application A display panel and its uses are provided. The display panel has several photo-sensors for detecting values of the visible light spectrum of the environmental light and whole light spectrum of the environmental light to obtain a value of the invisible light spectrum... | 12/20/2011 |
| 8081176 | Photosensor for display device A photosensor for a display device includes a light receiver, a reset unit, and a sample unit. The light receiver is used for receiving ambient light to generate a photovoltage. The light receiver includes a first transistor and a first conversion unit that transfor... | 12/20/2011 |
| 8054304 | Photo detector and method for fabricating the same A photo detector is disclosed. The photo detector includes a substrate, a first patterned semiconductor layer with a first state, a dielectric layer, a patterned conductive layer, an inter-layer dielectric, a second patterned semiconductor layer with a second state,... | 11/08/2011 |
| 8049743 | Display apparatus with brightness control function A display apparatus with a brightness control function is provided, in which a camera portion generates a first detection signal in an image mode by capturing an image of an object by an image sensor according to a first control signal and generates a second detecti... | 11/01/2011 |
| 8044947 | Method to transmit a coded information and device therefore A method for transmitting a coded information to a user via a graphical display. The method comprises the step of obtaining coded information by a scanner, which has to be positioned near the graphical display. The coded information is transmitted to a number of cod... | 10/25/2011 |
| 8040337 | Display device, controller driver and driving method for display panel A display device includes a display panel, an environmental sensor, a correction circuit and a driving circuit. The correction circuit is configured to generate a corrected gray-scale data on the basis of input gray-scale data. The driving circuit is configured to d... | 10/18/2011 |
| 8035632 | Digital image picture frame with self-adaptive control of brightness level The picture frame comprises: a decorative frame (18), support or hanging means (22, 24), a display screen (12), a driver circuit (46, 48) for driving the screen, and a processor (32). It further includes wireless interface means ( | 10/11/2011 |
| 8026908 | Illuminated surround and method for operating same for video and other displays In a video or other screen display apparatus, a surround to the actual screen is provided whose light output is variable in order to compensate for the effect of ambient (room) illumination on apparent contrast and chroma of the displayed image. The relationship bet... | 09/27/2011 |
| 8018449 | Light emitting display capable of controlling brightness The light emitting display further comprises a scan driver that supplies a first scan signal, which is a write signal that selects the data signal and a second scan signal, which is an erasing signal to the pixels, and a timing controller that supplies data, which d... | 09/13/2011 |
| 8018450 | Electrooptic device, driving circuit, and electronic device An electrooptic device includes a display panel; an illuminating unit; an ambient-light measuring unit; a luminance control unit; a display-mode switching unit; and a storage unit, wherein when the display panel is switched to the transmission display mode by the di... | 09/13/2011 |
| 8009158 | Display device, manufacturing method thereof, control method thereof, and optoelectronic device A display device including a liquid crystal display (LCD) panel, a backlight module, and a photo-sensing device is provided. The backlight module is disposed below the LCD panel and is suitable for providing a light source. The photo-sensing device is built in the L... | 08/30/2011 |
| 7961181 | Light sensing circuit, backlight control apparatus having the same, and liquid crystal display device having the same A light sensing circuit capable of enhancing a reliability by lowering a dependency on a temperature change without using a resistor, a backlight control apparatus having the same, and an LCD device having the same. The light sensing circuit includes a first MOS-tra... | 06/14/2011 |
| 7961180 | Optical sensor for sensing peripheral light and liquid crystal display device using the same An optical sensor providing enhanced reliability in sensing peripheral light and reduced power consumption, and a liquid crystal display device incorporating this optical sensor. In the optical sensor, a first transistor is electrically coupled between a first power... | 06/14/2011 |
| 7948483 | Photo detection circuit, method of controlling the same, electro-optical panel, electro-optical device, and electronic apparatus A photo detection circuit includes a photodiode whose cathode is connected to a high-potential-side power supply and whose anode is connected to a connection point; a capacitor element provided between the connection point and a low-potential-side power supply; and ... | 05/24/2011 |
| 7936346 | Liquid crystal display device implementing photodetector to control backlight A liquid crystal display device 1 according to an embodiment of the present invention includes a liquid crystal display panel, a photodetector unit LS1 that is built into the liquid crystal display panel and has a TFT ambient light photosensor, an ambi... | 05/03/2011 |
| 7936347 | Driving system for display device A driving system of the present invention for use in a displaying device is provided with a pseudo bit-depth extension section. In the pseudo bit-depth extension section, a noise pattern is added to upper-n-bit data of an input signal D0 in m-bit, where (i) m... | 05/03/2011 |
| 7928972 | Display device The present invention provides a display device having an illuminance detection circuit. The illuminance detection circuit includes: a photosensor which changes an optical current in response to illuminance of an external light; a capacitor which discharges a charge... | 04/19/2011 |
| 7920137 | RGV display system A color display system includes a sensor assembly having a plurality of sensor pixels for sensing incident light. Each of the sensor pixels generates a photocurrent in response to sensing the incident light. An image processor being in communication with the sensor ... | 04/05/2011 |
| 7907135 | Image display and image displaying method for gradation correction A projector 1 detects a luminance distribution in an effective video period of an inputted video luminance signal, and a coefficient calculating circuit 302 calculates a correction coefficient Ci to correct a gradation (FIG. 6A). Then... | 03/15/2011 |
| 7893932 | Electronic circuit, electro-optical device, and electronic apparatus including the same An electronic circuit, which has transistors disposed on a substrate, each transistor including an active layer made of thin-film polysilicon, includes a sensor that converts a measured quantity into a current value, a current-voltage conversion circuit that convert... | 02/22/2011 |
| 7872645 | On-chip test system and method for active pixel sensor arrays An image sensing chip includes an active pixel sensor array including a plurality of pixels arranged in rows and columns. A built in self test circuit is coupled to the active pixel sensor array. The built in self test circuit includes an output port adapted to be c... | 01/18/2011 |
| 7868882 | Electronic circuit, electro-optical device, and electronic apparatus including the same An electronic circuit, which has transistors disposed on a substrate, each transistor including an active layer made of thin-film polysilicon, includes a sensor that converts a measured quantity into a current value, a current-voltage conversion circuit that convert... | 01/11/2011 |
| 7859526 | Active matrix emissive display and optical scanner system, methods and applications An active matrix emissive display (ED) is disclosed that also includes optical scanning capability. Each display pixel is independently addressable and independently internally driven for light generation. Each display pixel is also given the ability to be coupled t... | 12/28/2010 |
| 7830370 | Display device and method of manufacturing the same There is provided a display device capable of automatically controlling a luminance in response to a brightness of a surrounding. The display device has a gamma correction circuit for converting an image signal voltage into a drive voltage for gray scale display and... | 11/09/2010 |
| 7825917 | Apparatus and method for adjusting a display using an integrated ambient light sensor An apparatus includes a display panel capable of displaying content. The apparatus also includes a light sensor having an integrated circuit and a photo-sensitive device. The photo-sensitive device is capable of measuring an amount of ambient light. The integrated c... | 11/02/2010 |
| 7800603 | Liquid crystal display panel with photo sensors and method for adjusting reference voltage in the panel An exemplary liquid crystal display (LCD) panel includes scan lines, data lines, a scan driver connected to the scan lines, a data driver connected to the data lines, a controller connected to the scan driver and the data driver, and pixels formed by the scan lines ... | 09/21/2010 |
| 7800602 | Photosensitive display panel A light-sensitive (i.e., touch-sensitive) display device that requires less circuitry than the currently available light-sensitive display devices is presented. Unlike the currently available devices, which require at least two switching elements and a capacitor to ... | 09/21/2010 |
| 7786987 | Methods and apparatus to detect an operating state of a display based on visible light Methods and apparatus to detect operating states of a display based on visible light are disclosed. An example device to detect an operating state of a display includes at least one optical sensor and a logic circuit. The at least one optical sensor is disposed to d... | 08/31/2010 |
| 7786986 | Image display device The invention is to provided an integrated, optical touch panel type image display device free from crosstalk with displayed images. The image display device according to the invention comprises a plurality of pixels having display brightness modulation means contro... | 08/31/2010 |
