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7643005 |
Semi-permanent electronic paper
An apparatus and method to control the writing on electronic paper.
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7639220 |
Display device and light adjusting method thereof
The invention provides a display device and a light adjusting method thereof capable of carrying out light adjustment effectively by the output control of a light source and, preferably, of...
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7629950 |
Gamma reference voltage generating circuit and flat panel display having the same
A gamma reference voltage generating circuit minimizes voltage fluctuation to output a stable reference voltage and a flat panel display has such a gamma reference voltage generating circuit. The...
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7626581 |
Device and method for display memory using manipulation of mechanical response
Embodiments of an exemplary MEMS interferometric modulator comprise a movable layer and a fixed layer separated by an air gap. A driving scheme employs row/column actuation protocols which maintain...
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7626565 |
Display device using self-luminous elements and driving method of same
To provide a current output type semiconductor circuit and a display device which are capable of realizing a reduction in cost by reducing the number of output stages and reducing a chip area. A...
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7619599 |
Optical scanning device, method of controlling optical scanning device, and image display apparatus
An optical scanning device, which scans a plurality of color light components so as to display an image, includes a light source unit that supplies a plurality of light beams, and a scanning unit...
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7616368 |
Light concentrating reflective display methods and apparatus
Improved apparatus and methods for displays are disclosed that utilize light concentration array between mechanical light modulators and the viewing surface of the display. The light concentration...
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7609230 |
Display method and system using transmissive and emissive components
A method and system is provided for creating a display and generating images. Creating the display includes receiving a transmissive display component over an emissive display component and...
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7605783 |
Driving circuit of light emitting element
A driving circuit for a light emitting element, electrically connected to a data line and a scan line and powered by a bias voltage so as to drive the light emitting element, comprising: a first...
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7605785 |
Black level uniformity correction method
A method for improving liquid crystal spatial light modulator ( 10 ) uniformity is disclosed wherein an original code value ( 40 ) is obtained for a first pixel and a conditioned code value ( 50 )...
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7604357 |
Adjusting light intensity
Embodiments of adjusting light intensity are disclosed.
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7605791 |
Liquid crystal display having feed-forward circuit
A liquid crystal display (LCD) has a feed-forward circuit, as a result of which an interference phenomenon occurring in each line of an LCD panel (that is, a color blurring) is prevented, and image...
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7602387 |
Electroluminescent display devices
In an active matrix electroluminescent display device a storage capacitor ( 24 ) is provided in each pixel for storing a voltage to be used for addressing a drive transistor ( 22 ) which controls...
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7602408 |
Luminance suppression power conservation
Described herein are systems and methods that reduce power consumption for an electronics device including a display. The systems and methods alter video information in a display area and reduce...
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7595926 |
Integrated IMODS and solar cells on a substrate
Embodiments of the present invention relate to interferometric display devices comprising an interferometric modulator and a solar cell and methods of making thereof. In some embodiments, the solar...
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7595786 |
Illumination system and illumination control method for adaptively adjusting color temperature
This invention discloses an illumination method and an illumination control method. An embodiment of the illumination system includes two light detection modules for detecting a light produced by a...
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7595796 |
Optimizing lifetime of a display
A lifetime of a display is optimized by determining whether to control at least a portion of a display based on a lifetime metric. A plurality of display control options is identified in response...
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7592991 |
Light emitting device and drive method thereof
The reliability of an EL element is enhanced while the increase of the electric power consumption is suppressed. It becomes possible that in a SES drive, the reverse bias is applied to the EL...
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7592988 |
Display device having optical waveguides and light-emitting units
A display device is provided that includes a display panel having a light-emitting unit for emitting light according to predetermined display data, an elongated optical waveguide unit which guides...
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7589699 |
Electronic circuit, electro-optical device, method for driving electro-optical device and electronic apparatus
A drive current corresponding to a digital-data voltage or an analog-data voltage transmitted via a data line can be transmitted to an organic EL element of a pixel circuit provided corresponding...
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7586472 |
Subtractive display
A display and techniques for displaying information involve the use of pixel-generating elements that include a light conduit and multiple adjustable light absorbing filters. The light conduit...
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7586473 |
Active matrix array device, electronic device and operating method for an active matrix array device
An active matrix array device has a plurality of matrix array elements ( 100 ), each of which have a first capacitive device ( 120 ) coupled to a charging conductor ( 32 m ) via a first switch (...
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7580017 |
Image display medium and image writing apparatus
A voltage is supplied from an image writing apparatus to the power receiving electrode of an electronic paper and an optical signal is applied to light receiving elements of the electronic paper...
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7580016 |
Backlight unit and liquid crystal display device using the same
A backlight unit includes a light source part having red, green and blue light sources and a light source controller to generate a common control wave and to drive each of the red, green and blue...
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7570489 |
Heat dissipation system for digital electronic signboard
A heat dissipation system for digital electronic signboard includes a first heat dissipation subsystem disposed in a main circuit board area of a digital electronic signboard, and a second heat...
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7567223 |
Light-emitting diode (LED) hysteretic current controller
An LED current control device ( 100 ) includes a set of one or more LEDs ( 10 ) connected to a current-sensing element ( 20 ) and an external voltage source (V EXT ). A sense signal produced by the...
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7557778 |
Display device and control circuit for a light modulator
The invention relates to an active-matrix image display device that comprises an array of light emitters. Each light emitter is controlled by a current modulator having a particular trip threshold...
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7557781 |
Planar display structure with LED light source
A planar display structure with LED light source includes a plane light source constituted by a plurality of LEDs and a light guide plate, wherein the light guide plate has a plurality of recesses...
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7554359 |
Circuit for inspecting semiconductor device and inspecting method
It is configured by plurality of NAND circuits connected in series through a plurality of inverters, and a plurality of NOR circuits connected in series through the plurality of inverters. Each of...
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7554533 |
Device for improving pixel addressing
The invention relates to a microelectronic device for producing light radiation according to a wide luminance range which can be used, in particular for forming improved screen pixels or, for...
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7551345 |
Electrophoretic display device and electronic apparatus
An electrophoretic display device includes a display element including a pair of first and second substrates which are opposed to each other, and a microcapsule enclosing a display material changed...
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7551153 |
Combined exponential/linear RGB LED I-sink digital-to-analog converter
Methods and systems to achieve linear and exponential control over a current to drive color LEDs have been achieved. Current digital-to-analog converters (IDAC) comprising each an exponential...
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7551154 |
Image display system and method
Disclosed are embodiments of a system and method for processing an image. An image processing unit includes a processor unit and a control unit. The processor unit receives an incoming video...
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7548365 |
Semiconductor device and method comprising a high voltage reset driver and an isolated memory array
A method of operating a semiconductor device, a semiconductor device and a digital micromirror system are presented. In an embodiment, the semiconductor device comprises a grounded substrate, a...
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7540644 |
LCD optic shutter
A low cost fiber optic lighting display system includes a light source, an electronic shutter having independently controllable pixel elements positioned proximate to the light source, a controller...
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7538306 |
Illumination device
An illumination device comprising an organic light-emitting diode ( 1 ) (OLED) having a light output that changes with use with an illumination/active area ( 2,3 ), where light is being emitted for...
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7535466 |
System with server based control of client device display features
Systems and methods of controlling client display modes are disclosed. In one embodiment, an electronic device includes an array of interferometric modulators, and an array driver for the array of...
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7527998 |
Method of manufacturing MEMS devices providing air gap control
Methods and apparatus are provided for controlling a depth of a cavity between two layers of a light modulating device. A method of making a light modulating device includes providing a substrate,...
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7525522 |
Display apparatus
A scanner repeats a threshold voltage correcting process over a plurality of horizontal periods prior to the sampling of a signal potential to hold a voltage corresponding to the threshold voltage...
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7522149 |
Display device and information terminal device
A liquid crystal display apparatus according to the present invention includes a pixel array unit 1 having signal lines and scanning lines respectively arranged side by side, a signal line drive...
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7518570 |
Method and apparatus for miniaturizing digital light processing displays using high refractive index crystals
A digital light processing display system is provided with fewer major moving parts and a smaller form factor. A high-intensity, high-frequency strobe light is used to direct a pulse of light...
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7518585 |
Organic EL display device and method of driving the device
An organic EL display device is disclosed that prevents charging and discharging that do not contribute to light emission, thereby reducing power consumption. The organic EL display device...
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7515223 |
Display apparatus and light guide plate thereof
A display apparatus includes a panel, a first light source, a second light source, a first light guide plate, a second light guide plate, and a processor. The panel includes a first area for...
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7515324 |
System and method for resolving reset conflicts in a phased-reset spatial light modulator system
A system for, and method of resolving reset conflicts in a phased-reset SLM system and a projection visual display system incorporating the system or the method. In one embodiment, the system...
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7511696 |
Display with reduced power light source
A display includes a backlight comprising light sources. The light sources are divided into sections. The display also includes a transmissive display panel positioned adjacent to the backlight, a...
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7502009 |
Method and apparatus for controlling operation of lamps
A device for controlling operation of lamps is provided. The device includes a power outputting part to provide a power voltage to a lamp array having at least one lamp; a temperature sensing part...
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7498648 |
Mirror-based projection system with a programmable control unit for controlling a spatial light modulator
A projection system is disclosed herein. The projection system employs a spatial light modulator comprising an array of individually addressable pixels for modulating the incident light based on...
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7499065 |
Asymmetrical switching delay compensation in display systems
A method and apparatus of the present invention is particularly for use in display systems having spatial light modulators in which the pixels present asymmetrical switching delays. For a desired...
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7495681 |
Resolution detection method for an electronic display device
A resolution detection method for an electronic display device. The method first receives a line rate, a frame rate, and a horizontal total of an electronic display device to calculate candidate...
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7492497 |
Multi-layer light modulator
A light modulator comprises a plurality of discrete variable transmission electro-optic layers arranged so that light will pass successively through the plurality of layers; the light modulator has...
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