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| Number | Title | Issue Date |
| 8134529 | Gate driver having a plurality of first stages and second stages for driving a display device and driving method thereof In a gate driver of a display device, a plurality of first stages each transmit a first gate signal having a first gate-on voltage to first gate lines, and a plurality of second stages each transmit a second gate signal having a second gate-on voltage to second gate... | 03/13/2012 |
| 8111225 | Liquid crystal display device having a plurality of subfields A liquid crystal display device including a liquid crystal panel provided with plural gate lines to select a pixel and plural data lines to supply pixel data and a data driver dividing a single frame into plural fields and converting frame data into field data to su... | 02/07/2012 |
| 8102376 | Method for object detection on a capacitive touchpad In an object detection method for a capacitive touchpad, at least one reference time interval is used to distinguish whether a variation of the sensed value on the touchpad is resulted from an operation of an object on the touchpad, actions such as an object touch d... | 01/24/2012 |
| 8094172 | Image display device and liquid crystal television having distributed subframe image data to a plurality of pixels There is provided an image display device in which a display panel is driven based a plurality of sub-frame image data produced from a frame image data representing an image of one screen to display the image, the image display device includes: a dividing unit to di... | 01/10/2012 |
| 8085240 | Display apparatus having a detection signal line used to transmit driving voltage signals to a digital driver A display apparatus includes a DSD for outputting a digital video signal and a wiring board. The wiring board includes a first wiring portion in which signal lines used to transmit the digital video signal output from the DSD are disposed, a signal generation circui... | 12/27/2011 |
| 8054268 | Liquid crystal display device having pairs of compensating gradations and method for driving same An exemplary LCD includes a frame memory configured for receiving a plurality of first gradations of current frame and outputting a plurality of second gradations of preceding frame pre-stored therein; a comparator configured for receiving, comparing the first grada... | 11/08/2011 |
| 8049707 | Display apparatus and method with reduced energy consumption A display apparatus includes a spatial light modulator and an illumination unit for supplying light to the spatial light modulator. The power consumed by the illumination unit is reduced by adjusting both the intensity of light emitted by the illumination unit and v... | 11/01/2011 |
| 8049687 | Organic electroluminescent display device including upper and lower display areas and driving method thereof A method of driving a display device includes outputting an upper data signal array of a (n+1)th frame to an upper display area of a display panel during a first frame period; and, outputting a lower data signal array of a nth frame to a lower ... | 11/01/2011 |
| 8040302 | Display with multiple pixels sharing a data line and driving method thereof In an organic light emitting display, a first pixel and a second pixel share a data line, a select scan line, and a driving element, and a field is divided into first and second subfields. An organic light emitting element of the first pixel is driven by a first emi... | 10/18/2011 |
| 8026890 | Flat display device having a common voltage generation section for generating a stable average DC potential and a control method thereof According to one embodiment of the present invention, a flat display device which makes drive voltage polarity of pixels of adjacent lines reversed polarity, while drives to reverse drive voltage polarity of the same line on a frame-by-frame basis, has common voltag... | 09/27/2011 |
| 8018421 | Driving circuit, gate driver and liquid crystal display having the same A gate driver of a liquid crystal display includes classes of driving circuits coupled to each other for outputting gate pulses. At least one class of driving circuits includes a shift register and a switch. The shift register outputs the gate pulse corresponding to... | 09/13/2011 |
| 8013825 | Video system including a liquid crystal matrix display having a precharge phase with improved addressing method In a method for addressing rows and columns in a liquid crystal display, each phase for addressing rows and columns in the display includes precharging pixels of the display before a row write, to apply a precharge voltage to all pixels. Depending on the selected bl... | 09/06/2011 |
| 7995013 | Display apparatus having a threshold voltage and mobility correcting period and method for driving the same In a display apparatus, as shown in FIG. 1, by using a reference signal, a shift register and a logical operation circuit generate a driving signal in periods for correcting a threshold voltage based on a rectangular wave signal. Also by using the reference s... | 08/09/2011 |
| 7990344 | Plasma display panel driving method having a high temperature and low temperature driving mode and plasma display device thereof A plasma display panel driving method and a plasma display device estimate the highest temperature and the lowest temperature the panel can have, according to the temperature detected by the thermal sensor, and appropriately drives the panel, to improve the image di... | 08/02/2011 |
| 7973748 | Datadriver and method for conducting driving current for an OLED display A data driver for an OLED display has a resistor string, digital-to-analog converters and converting transistors. The resistor string provides a set of gamma voltages. Each of the digital-to-analog converters converts an input word into an output voltage selected fr... | 07/05/2011 |
| 7952539 | Apparatus for supplying driving signals to plasma display panel and plasma display panel thereof The present invention relates to a driving apparatus for supplying a driving signal to a plasma display panel, and a plasma display apparatus employing the same. A reset signal supplied during a reset period of a first subfield of a plurality of subfields includes a... | 05/31/2011 |
| 7952549 | Field sequential display apparatus that reduces color breakup and method thereof A field sequential display apparatus and an image display method thereof are provided. A field sequential display apparatus includes: a color-coordinate conversion unit which analyses image state information of a plurality of input image signals of primary colors re... | 05/31/2011 |
| 7948464 | Memory-type liquid crystal display device An object of the present invention is to provide a memory-type liquid crystal display device capable of controlling a color to be displayed in a peripheral area without using display data based on which display is achieved in the peripheral area. The memory-type liq... | 05/24/2011 |
| 7944414 | Display drive apparatus in which display pixels in a plurality of specific rows are set in a selected state with periods at least overlapping each other, and gradation current is supplied to the display pixels during the selected state, and display apparatus A display drive apparatus includes a selection circuit which sets display pixels in a plurality of specific rows of the display panel in a selected state with periods at least overlapping each other. A gradation signal generation circuit generates a gradation signal... | 05/17/2011 |
| 7944423 | Image processing unit with black-and-white line segment pattern detection, image processing method, image display device using such image processing unit, and electronic apparatus using such image display device An image processing unit includes a discriminating unit for discriminating, for every data unit of an input image signal, whether the data unit is black-and-white image data or color image data; a black-and-white image processing unit for detecting at least one of p... | 05/17/2011 |
| 7911426 | Light emitting display with external driving voltage provided at a single side A light emitting display for providing a uniform current flow to a set of pixels to enable uniform brightness for the pixels. The pixels are situated in a pixel portion of a panel where the pixels are located at regions defined by a plurality of scan lines and a plu... | 03/22/2011 |
| 7911441 | Current-controlling apparatus for controlling current of light emitting diode string A current-controlling apparatus is suitable for controlling the current passing through a light emitting device string (LEDS), wherein an end of the LEDS is electrically connected to a first-voltage level. The current-controlling apparatus includes a current-adjusti... | 03/22/2011 |
| 7903069 | LCD driver integrated circuit having double column structure A driver integrated circuit (IC) for a liquid crystal display (LCD) has a double column structure. The driver IC includes a first shift register unit, a first data latch unit, first and second decoders, and first and second output buffers. The first data latch unit ... | 03/08/2011 |
| 7884795 | Gate driver having a plurality of shift registers, driving method thereof and display device having the same A display device is set forth that comprises a display panel having a plurality of pixels arranged in a matrix. A data driver supplies pixel drive signals to data lines that are connected to drive the individual pixels of at least one row of pixels with correspondin... | 02/08/2011 |
| 7868866 | Liquid crystal display having OCB mode dummy liquid crystal cells and driving method thereof Disclosed is a liquid crystal display (LCD) wherein driving stability is secured. The LCD includes Optically Compensated Birefringence (OCB) mode liquid crystal cells formed where a data line and a scan line cross over within a display region of an LCD panel, a pane... | 01/11/2011 |
| 7834826 | Organic light emitting display device with improved luminance uniformity by using a feedback signal and driving method of the same An organic light emitting display device and a driving method for the same is provided. The device includes a data driver that can cause a display of an image having a uniform luminance. The data driver includes a ramp pulse generating part for generating a ramp pul... | 11/16/2010 |
| 7825903 | Method and apparatus for providing haptic effects to a touch panel A method and apparatus for generating haptic effects for a touch panel or other interface device employs a touch-sensitive panel, a display and an actuator. The actuator includes a first structural element and a second structural element, a biasing element and two m... | 11/02/2010 |
| 7825886 | Liquid crystal display device driven with a small number of data lines A liquid crystal display device includes a timing control unit for generating first and second control signals, which are transitioned every ½ frame. A polarity signal is set according to a count number obtained by counting the number of wave forms of the first and... | 11/02/2010 |
| 7821490 | System and method for adjusting a backlight level for a display on an electronic device The invention provides a system and method for calculating a backlight level for an image being displayed on an electronic device. The system comprises: a backlight adjustment module to calculate an intensity value of an image for display on the electronic device; a... | 10/26/2010 |
| 7804474 | Overdriving circuit and method for source drivers The present invention provides an overdriving circuit for source drivers to overdrive a LCD module. The overdriving circuit includes a first threshold detection logic unit, a second threshold detection logic unit, and a selection logic unit. The first threshold dete... | 09/28/2010 |
| 7800565 | Method and system for programming and driving active matrix light emitting device pixel Method and system for programming and driving active matrix light emitting device pixel is provided. The pixel is a voltage programmed pixel circuit, and has a light emitting device, a driving transistor and a storage capacitor. The pixel has a programming cycle hav... | 09/21/2010 |
| 7786954 | Adjustable head-mount type display device A head-mount type display device has a first display unit for left eye, a second display unit for right eye, a guide that guides the first and second display units to slide them in a longitudinal way, and an adjustment mechanism that adjust a distance between the fi... | 08/31/2010 |
| 7760180 | Drive circuit, operation state detection circuit, and display device According to an aspect of the invention, there is provided a drive circuit for driving a capacitive load. The drive circuit comprises an amplification circuit for amplifying an input signal and outputting the amplified signal to the capacitive load and an operation ... | 07/20/2010 |
| 7738003 | Display device for shifting location of pixels and method thereof A display device and method are provided for shifting the location of pixels. The display device has a display panel with a certain panel resolution, a signal input part for receiving an input signal with a certain input resolution, a resolution adjustment part for ... | 06/15/2010 |
| 7701440 | Pointing device adapted for small handheld devices having two display modes A display device having a puck, a display screen, and a controller is disclosed. The puck moves in a puck field of motion on a surface, the field of motion being divided into a pointing region and a function region. The controller determines a position of the puck w... | 04/20/2010 |
| 7692613 | Light emitting device including pixel circuits with switches turned on and off alternately in a horizontal period Circuits for a pixel in a light emitting display capable of displaying an image with desired brightness are described. The pixel circuit includes a driver to supply a pixel current to the light emitting device corresponding to a data signal supplied from a data line... | 04/06/2010 |
| 7675482 | Apparatus and method for driving an interlaced plasma display panel An apparatus for driving an interlaced plasma display panel (PDP), including a delay device, an image upper and lower edge detection device, an image border processing device, an image processing and analog control loop. The delay device receives an image signal, de... | 03/09/2010 |
| 7671876 | Resolution scaler using a decimal part of an accumulator output as a weight for generating scaled pixel data A resolution scaler of the present invention uses a shift adder instead of a multiplier for scaling an input resolution. The resolution scaler is provided with a counter controller and a pixel scaler. The counter controller outputs a weight to the pixel scaler. The ... | 03/02/2010 |
| 7612772 | Display monitor with a common display data channel A display monitor for a common display data channel uses a DDC access switch to separate the common display data channel, so that regardless of whether the display monitor is powered on or off, a personal computer can access the Extended Display Identification Data ... | 11/03/2009 |
| 7592977 | Plasma display panel and method for processing pictures thereof A plasma display device and an image processing method thereof for reducing false contour and avoiding a low discharge at grayscales include detecting a moving image block and a still image block from input video signals. The output of grayscales of the detected sti... | 09/22/2009 |
