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7639221 |
Method of driving electro-optical device, electro-optical device, and electronic apparatus
During a precharge period before selecting a scanning line, data lines are precharged to a second voltage after precharging the data lines to a first voltage. The timing when the first voltage is...
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7636077 |
Backup shift register module for a gateline driving circuit
A backup shift register module having at least two backup shift registers is used to repair a defective main shift-register module. A normally open link is provided between the input of first...
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7633477 |
Gate driver using a multiple power supplies voltages and having a shift resister
In a gate driver including a plurality of stages sequentially outputting shifted signals, each of the stages includes a first controller for controlling a first node in response to a first scan...
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7626330 |
Organic electroluminescence display device
An organic electroluminescence display device including a thin film transistor, a first electrode layer, a second electrode layer, and an organic layer. The thin film transistor includes a...
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7623109 |
Display device
The present invention provides a display device which is capable of fetching input signals of a small amplitude into the inside thereof. A level converting circuit includes a first-conductive-type...
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7612752 |
Flat panel display and pixel driving method applied thereto
A pixel driving method applied to a flat panel display is provided. In a first time period, an Nth scan line provides a first scan voltage to a pixel row to conduct the corresponding thin film...
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7612746 |
Light emitting device and electronic device
There is provided a light emitting device capable of preventing light emission of an OLED caused due to an off current of a driver TFT and suppressing a reduction in a contrast, to thereby display...
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7610419 |
Data transmission apparatus, data reception apparatus, data transmission and reception apparatus and data transmission and reception method
An image data serial signal output from the parallel-serial converting circuit 21 is converted into a differential amplitude signal by the LVDS transmitter 22 in such a manner that the...
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7609238 |
Dual-scan circuit for driving an OLED display device
A luminescent display device is disclosed. The luminescent display device is comprised of an array of pixels, a first driving chip and a second driving chip. The array of pixels is comprised of...
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7605790 |
Liquid crystal display device capable of reducing power consumption by charge sharing
An LCD device includes a plurality of data lines, a plurality of gate lines, a plurality of display units, two dummy gate lines, and a plurality of dummy switches. When performing charge sharing...
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7605830 |
Grayscale voltage generation device, display panel driver and display
The grayscale voltage generation device includes a first line, a second line and a plurality of serial digital analog converters (DACs). A first reference voltage having a first voltage value is...
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7605788 |
Method of driving liquid crystal display device and liquid crystal display device
A combination of a bright and dark display pattern and a polarity pattern is used to drive a liquid crystal display device. In the bright and dark display pattern, bright display picture elements...
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7605789 |
Transistor circuit, pixel circuit, display device, and driving method therefor
A transistor circuit having the function of correcting variations in the threshold voltage of a thin-film transistor is provided. The transistor circuit includes a plurality of thin-film...
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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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7595207 |
Method of exposing layer with light and method of manufacturing thin film transistor substrate for liquid crystal display device using the same
To improve product yield, light is scanned on a layer on a substrate through a mask. A pattern is formed on the substrate by the exposure of the layer. The direction of scanning is substantially...
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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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7589707 |
Active matrix light emitting device display pixel circuit and drive method
Display pixel circuits and a drive scheme utilizing a switching element operating in reverse direction in a data scan period to provide voltage reference are provided. Preferred embodiments and...
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7589703 |
Liquid crystal display with sub-pixel structure
A liquid-crystal display wherein each color sub-pixel is divided into at least a first region and a second region, each region having a pair of electrodes and a storage capacitor. The lower...
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7589698 |
Display device, semiconductor device, and electronic device
When an electrical characteristic of the TFT varies, display unevenness such as brightness unevenness or gradation unevenness is occurred in a display image. According to the present invention, a...
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7589706 |
Active matrix light emitting device display and drive method thereof
Drive method and pixel circuits comprising a direct current path between a scan electrode and a data electrode are disclosed. Preferred embodiments of said pixel circuit are provided for the...
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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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7586429 |
Scrambling system for high resolution ditigal-to-analog converter
A scrambling system for a digital-to-analog converter (DAC) includes a DAC that receives a digital input word and a scrambling module that randomly selects at least one of a plurality of current...
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7586477 |
Active matrix liquid crystal display
An active matrix liquid crystal display apparatus that is adaptive for eliminating a flicker and a residual image as well as simplifying the circuit configuration thereof. In the apparatus, a...
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7583250 |
Semiconductor device
A variable capacitor is formed from a pair of electrodes and a dielectric interposed between the electrodes over a substrate, and an external input is detected by changing capacitance of the...
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7583259 |
Power consumption of display apparatus during still image display mode
A plurality of gate lines ( 51 ) connected to a gate driver ( 50 ) for supplying gate signals and a plurality of drain lines ( 61 ) connected to a drain driver ( 60 ) for supplying drain signals...
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7580026 |
Thin film transistor array substrate and electronic ink display device
A thin film transistor array substrate and an electronic ink display device are provided. The thin film transistor includes a substrate, scan lines, data lines, thin film transistors, and pixel...
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7580022 |
In-plane switching mode liquid crystal display device and method of fabricating the same
An in-plane switching mode liquid crystal display device includes a plurality of gate lines and data lines defining a plurality of pixel areas including at least first and second regions, a driving...
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7573452 |
Integrated multiplexer/de-multiplexer for active-matrix display/imaging arrays
Integrated multiplexer/de-multiplexer for a pixel array is provided. A drive circuit having the de-multiplexer is provided to a gate line arranged for a pixel array. A pixel is selected using the...
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7570233 |
Display device
A display device which operates appropriately independently of the manufacture variations of each element formed over a substrate is provided without increasing the number of components. The...
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7564291 |
Threshold voltage adjustment in thin film transistors
A thin film transistor circuit has a main thin film transistor ( 10 ), a control input ( 12 ) for controlling the operation of the main thin film transistor and a threshold adjustment capacitor (...
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7561033 |
Display device and vehicle
A vehicle has a display device which widens the field of view (visible area) reflected by a side mirror or a back mirror mounted on the vehicle. To enable a driver driving the vehicle to confirm...
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7561128 |
Organic electroluminescence display device
A pixel unit for an organic electroluminescence display device includes four switching transistors, a driving transistor, a capacitor and an organic light emitting diode, configured in a circuit to...
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7561135 |
Liquid crystal display device
The present invention provides a liquid crystal display device which can recover a charge stored in a liquid crystal display panel without using an exteriorly mounted part such as a coil thus...
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7561134 |
TFT-LCD driving system and method thereof
Disclosed is a TFT-LCD driving system capable of allowing at least two kinds of TFT-LCD modules using respectively different interface techniques to be compatible in a mobile (portable) terminal...
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7557790 |
Bus interface technology
The invention, in part, provides a method of (and corresponding apparatus for) receiving (and similarly transmitting) data signals over data lines. Such a method of receiving comprises: organizing...
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7557802 |
Self light emitting type display device
Treating light emitting elements 2 in all the display pixels in a light emitting display panel as objects, a maximum value of the forward voltages is drawn by a multi-input comparator 3 a and a...
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7551152 |
Display and method of driving pixel
In a pixel circuit formed by using a MOS process, a constant current is applied from a second transistor (T 2 ) as a constant current source to an organic EL device coupled to a third transistor (T...
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7551169 |
Liquid crystal display device
A liquid crystal display device can suppress the local temperature elevation of a liquid crystal in the vicinity of drivers. On a liquid-crystal-side surface of one substrate out of substrates...
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RE40771 |
Liquid crystal display device and method of driving the same
A liquid crystal display device is formed by arranging a plurality of scanning lines 3 1 , 3 2 , . . . to which scanning signals are successively applied and a plurality of signal lines 4 1 , 4 2...
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7548234 |
Driving circuit for electro-optical device, electro-optical device, and electronic apparatus
A driving circuit for an electro-optical device includes scan lines, data lines, and pixel portions, arranged in an image display region on a substrate. The driving circuit includes a data line...
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7548285 |
Active device array substrate and driving method thereof
An active device array substrate including a plurality of scan lines, data lines and pixel units is provided. The pixel units are connected to the scan lines and data lines correspondingly, and...
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7548222 |
Active-matrix display, the emitters of which are supplied by voltage-controlled current generators
The display comprises an array of pixel circuits each comprising an emitter 1 in series with a current modulation transistor, and at least one address circuit, which integrates, for each column,...
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7548225 |
Liquid crystal display device and method for fabricating the same
A liquid crystal display (LCD) device and a method for fabricating the same is disclosed in which deterioration of picture image resulting from different lengths of interconnection lines is...
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7545348 |
Pixel unit and display and electronic device utilizing the same
A pixel unit. A first thin film transistor comprises a first control terminal receiving a scan signal, a first electrode receiving a data signal, and a second electrode. A second thin film...
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7545353 |
Light emitting device, driving method for the same and electronic apparatus
It is a problem to provide a light-emitting device capable of obtaining a constant brightness without being affected by deterioration in an organic light-emitting layer or temperature change, and...
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7545369 |
Methods and apparatus to improve efficiency in cold cathode fluorescent light controllers
Methods and apparatus to improve efficiency in cold cathode fluorescent light (CCFL) controllers using a full bridge resonant implementation. The secondary of a transformer drives the CCFL, with...
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7545357 |
Display device having an improved voltage level converter circuit
A display device has a driver including a level converter formed of polysilicon MISTFTs. The level converter includes first, second and third N-channel MISTFTs (NMISTFTS) and first, second and...
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7542018 |
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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7542020 |
Power supply device and plasma display device including power supply device
A power supply that is employable by a plasma display device for generating and supplying a plurality of voltages, the power supply including a first power source generating and supplying a first...
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7535449 |
Method of driving electro-optical device and electronic apparatus
The invention provides a method of driving an electro-optical device and an electronic apparatus which are capable of reducing the time for writing data without providing special circuits. In the...
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