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US20110169815 SPATIAL LIGHT MODULATOR  
A spatial light modulator includes an array of pixels, with each of the pixels having a dimension smaller than a wavelength of light to be modulated. Each of the pixels further has a permittivity...
US20120218250 VCOM AMPLIFIER WITH TRANSIENT ASSIST CIRCUIT  
Electronic devices with a VCOM display panel are configured to provide a common voltage VCOM to a VCOM display panel backplane, referred to as a VCOM reference plane. The common voltage is...
US20120223933 ELECTROPHORETIC DISPLAY PANEL  
The electrophoretic display panel (1) for displaying a picture and a subsequent picture has drive means (100) which are able to control for each pixel (2) the potential difference to have a...
US20120013597 PIXEL AND ORGANIC LIGHT EMITTING DISPLAY USING THE SAME  
A pixel is capable of securing enough threshold voltage compensating time in high resolution and high frequency driving and of compensating for the IR drop of a first power source ELVDD, and an...
US20130307879 DISPLAY APPARATUS  
A display apparatus including a display panel for displaying image information and having edges, an edge-roll implementation unit at at least one edge of the display panel, the edge-roll...
US20120218249 VCOM SWITCHING AMPLIFIER  
Certain electronic devices with displays, such as LCDs, are configured to provide a common voltage to a display backplane. The common voltage is supplied by a common voltage application circuit...
US20110032240 BUFFERING CIRCUIT WITH REDUCED DYNAMIC POWER CONSUMPTION  
A buffering circuit with reduced power consumption is provided. The output buffering circuit includes first and second amplifier circuits. The first amplifier circuit includes a first input stage...
US20120133636 LED LIGHTING CIRCUIT AND LIQUID CRYSTAL DISPLAY DEVICE  
The present invention discloses an LED lighting circuit that generates a power supply voltage required to light an LED by boosting a power supply voltage. The LED lighting circuit includes a power...
US20110055596 REGULATING POWER WITHIN A SHARED BUDGET  
Metrics representing a combined measure of power used by a central processing unit (CPU) and power used by a graphics processing unit (GPU) are compared to a shared supply power and/or shared...
US20110148803 Remote Controller Having A Touch Panel For Inputting Commands  
A remote control device comprises: a unit having a top surface; and a touch panel disposed on the top surface, wherein the touch panel covers all of the top surface. The touch panel comprises...
US20130113776 Power Management Circuit and Gate Pulse Modulation Circuit Thereof  
A power management circuit for a liquid crystal display device is disclosed. The power management circuit includes one or more power generating circuits, for receiving one or more input voltages...
US20140253531 GATE DRIVER AND DISPLAY DRIVER CIRCUIT  
A gate driver for driving gate lines of a display panel includes a scan signal generator configured to generate a scan signal for selecting one of the gate lines, and an output circuit. The output...
US20110069058 PIXEL CIRCUIT OF DISPLAY PANEL, METHOD OF CONTROLLING THE PIXEL CIRCUIT, AND ORGANIC LIGHT EMITTING DISPLAY INCLUDING THE DISPLAY PANEL  
A pixel circuit of a display panel, a method of driving the pixel circuit, and an organic light emitting display device including the display panel are provided. All of a plurality of transistors...
US20110074763 LIQUID CRYSTAL DISPLAY POWER SUPPLYING CIRCUIT  
A liquid crystal display (LCD) power supplying circuit includes a motherboard switch circuit, an LCD power circuit, a power switch circuit, and a first power supplying unit. An input terminal of...
US20110254828 FAMILY OF CURRENT/POWER-EFFICIENT HIGH VOLTAGE LINEAR REGULATOR CIRCUIT ARCHITECTURES  
Power efficient power supply regulator circuits are disclosed. The circuits are configured to modify their overhead current according to current load. This is particularly advantageous for use in...
US20120200555 ORGANIC ELECTROLUMINESCENCE DISPLAY AND ELECTRONIC EQUIPMENT  
An organic electroluminescence display has a bottom emission structure in which a white organic electroluminescence element adapted to emit white light is formed, pixel by pixel, on a substrate,...
US20100013818 ELECTRONIC PAPER DISPLAY, SEMICONDUCTOR INTEGRATED CIRCUIT AND OPERATING METHOD FOR SEMICONDUCTOR INTEGRATED CIRCUIT  
The present invention is directed to reduce power consumption in a standby operation period as a period of holding display in a no-power state. An electronic paper display has an electronic paper...
US20150255042 SOURCE DRIVER  
Provided are a display device and a source driver. The source driver may perform a power down mode in response to any one of a vertical blank period, a horizontal blank period, a state in which...
US20150077415 BACKGROUND PLATEAU MANIPULATION FOR DISPLAY DEVICE POWER CONSERVATION  
Described herein are systems and methods that that reduce power consumption for an electronics device that includes a display. The power conservation systems and methods alter background video...
US20110193849 VOLTAGE REGULATION METHOD  
A voltage regulation method is provided and includes the following steps. A plurality of fixed voltages is provided to a gray-level resistor string, and a plurality of gray-level voltages and the...
US20140015824 SYSTEM AND METHODS FOR EXTRACTING CORRELATION CURVES FOR AN ORGANIC LIGHT EMITTING DEVICE  
A system and method for determining and applying characterization correlation curves for aging effects on an organic light organic light emitting device (OLED) based pixel is disclosed. A first...
US20110080349 METHOD OF WAKING UP AND A PORTABLE ELECTRONIC DEVICE CONFIGURED TO PERFORM THE SAME  
The present disclosure provides a method of waking a portable electronic device and a portable electronic device configured to perform the same. In accordance with one embodiment, there is...
US20120062544 DRIVE DEVICE  
A drive device drives a display panel through alternately applying a positive polarity gradation voltage and a negative polarity gradation voltage to the display panel. The drive device includes...
US20130050171 LIQUID CRYSTAL DISPLAY WHICH CAN COMPENSATE GATE VOLTAGES AND METHOD THEREOF  
A method of compensating gate voltages of a liquid crystal display includes generating a first high gate voltage, a second high gate voltage, and a first low gate voltage; generating a first scan...
US20120056864 DYNAMIC VOLTAGE SUPPLY FOR LCD TIMING CONTROLLER  
An integrated circuit voltage supply circuitry for liquid crystal display and a method are disclosed. The voltage supply comprises a DC voltage regulator having a reference voltage input and a...
US20130235010 DC-DC CONVERTER AND ORGANIC LIGHT EMITTING DISPLAY INCLUDING THE SAME  
Disclosed are a direct current converter and an organic light emitting display including the converter. The converter includes a power supply generating an input power, a first power generator...
US20120223932 LCD MODULE AND METHOD FOR ADJUSTING RESPONSE TIME PERIOD THEREOF  
The present invention relates to a LCD module and a method thereof. The LCD module includes a gate driver, a liquid crystal display panel having a plurality of pixel units, a temperature sensor...
US20120086694 PIXEL CIRCUIT AND DISPLAY PANEL WITH IR-DROP COMPENSATION FUNCTION  
A pixel circuit and a display panel with an IR-drop compensation function are disclosed. The display panel includes multiple pixel circuits and multiple compensation circuits. Each of the pixel...
US20140104262 LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD THEREOF  
In a video voltage comparator circuit, an average of first video voltages applied to pixel electrodes of pixels in the second-half rows in a k-th frame period (k is a natural number) is compared...
US20150228234 BUFFER CIRCUIT, PANEL MODULE, AND DISPLAY DRIVING METHOD  
A buffer circuit, a display module, and a display driving method are disclosed. The buffer circuit comprises a positive polarity buffer, a negative polarity buffer. The positive polarity buffer...
US20110164022 Common Voltage Driving Circuit for High-Resolution TFT-LCD  
A common voltage driving circuit configured to output a common voltage to high-resolution TFT-LCD is provided. The common voltage driving circuit includes: a first pad coupled to a common...
US20130328854 OUTPUT SHORT CIRCUIT PROTECTION FOR DISPLAY BIAS  
A display power circuit is provided. The display power circuit includes a power supply circuit that receives an input voltage and generates an output voltage to power a display. A power switching...
US20150248861 ORGANIC LIGHT-EMITTING DISPLAY APPARATUS  
An organic light-emitting display apparatus includes: a power voltage generation unit configured to generate a first power voltage and a dummy power voltage having a different level from that of...
US20130009937 POWER DEVICE CAPABLE OF IMPROVING FLICKER OF A LIQUID CRYSTAL DISPLAY, LIQUID CRYSTAL DISPLAY CAPABLE OF IMPROVING FLICKER, AND METHOD THEREOF  
A power device capable of improving a flicker of a liquid crystal display includes a direct current (DC) voltage/direct current (DC) voltage converter, a common voltage circuit, and a clamper. The...
US20110273430 VOLTAGE LEVEL SHIFTING WITH REDUCED POWER CONSUMPTION  
In an embodiment, a voltage level shifter circuit includes a first terminal configured to be connected to a high voltage supply rail (Vs+), a second terminal configured to be connected to a low...
US20140085289 Circuit For Eliminating Shutdown Afterimages of A Display Device  
The invention relates to a field of display technique. There is disclosed a circuit for eliminating shutdown afterimages of a display. By designing a circuit capable of generating voltages for...
US20120320027 LIQUID CRYSTAL DISPLAY DEVICE  
Disclosed is a liquid crystal display device that can convert a bright spot easily into a black spot. The liquid crystal display device is provided with; a drive circuit board on which an IC chip...
US20130002644 DIFFERENTIAL AMPLIFIER, METHOD FOR INVERTING OUTPUT POLARITY OF THE SAME, AND SOURCE DRIVER  
A differential amplifier includes: an output amplifier circuit; a bias circuit; and a pulse applying circuit. The output amplifier circuit receives a positive gradation voltage and a negative...
US20110298769 LIQUID CRYSTAL DISPLAY DRIVING CIRCUIT WITH LESS CURRENT CONSUMPTION  
An LCD driving circuit includes a first buffer configured to have a terminal for a first voltage, a terminal for a second voltage and a terminal for an intermediate voltage between the first...
US20140132585 DEVICES AND METHODS FOR REDUCING POWER CONSUMPTION OF A DEMULTIPLEXER  
The present disclosure relates to devices and methods for reducing power consumption of a display. One electronic display includes a first switch coupled between a first gate of a first transistor...
US20130229402 POWER GENERATOR AND ORGANIC LIGHT EMITTING DISPLAY DEVICE USING THE SAME  
A power generator includes a booster that boosts an input voltage supplied from a power supply unit and that supplies a boosted input voltage to an output terminal, a selector that selects one of...
US20090201281 Active Matrix Display Drive Control Systems  
This invention relates to methods, apparatus, and computer program code for driving an active matrix display, in particular an organic light emitting diode (OLED) display, with reduced power...
US20150116299 BODY-BIASED SLICER DESIGN FOR PREDICTIVE DECISION FEEDBACK EQUALIZERS  
A predictive decision feedback equalizer using body bias of one or more field effect transistors (FETs) to provide an offset for a predictive tap. In one embodiment, a predictive tap of the...
US20140035968 PIXEL CIRCUIT, PIXEL STRUCTURE, 2D AND 3D SWITCHABLE DISPLAY DEVICE AND DISPLAY DRIVING METHOD THEREOF  
A two-dimension (2D) and three-dimension (3D) switchable display device and display driving method thereof are provided. Each pixel unit of the 2D and 3D switchable display device includes a first...
US20120105422 ADJUSTMENT METHOD OF LCD OVERDRIVE VOLTAGE AND DEVICE THEREOF  
Disclosed are an adjustment method of an LCD (Liquid Crystal Display) overdrive voltage and the device. The adjustment method comprises steps below: locating a transistor at a position capable of...
US20130082998 DISPLAY DEVICE VOLTAGE GENERATION  
A voltage generator circuit comprises a resistor string, a drive mechanism configured to drive a drive signal, a voltage feedback network, and a voltage tap point. The voltage tap point is located...
US20140028651 VOLTAGE GENERATOR, DRIVING METHOD FOR THE VOLTAGE GENERATOR AND ORGANIC LIGHT EMITTING DISPLAY DEVICE USING THE SAME  
A voltage generator includes a DC/DC converter and first to third transistors. The DC/DC converter outputs a first voltage during a first period of a frame period and does not output the first...
US20130342523 Adaptive Control of Display Characteristics of Pixels of a LCD Based on Video Content  
Determining pixel behavior type of a pixel or a group of pixels of a LCD and triggering adjustment in drive power of the pixel or the group of pixels based on the pixel behavior type. The pixel...
US20110115776 DC-DC Converter and Organic Light Emitting Display Device Using the Same  
A DC-DC converter and an organic light emitting display device using the same. Here, a DC-DC converter is provided with a voltage sensor for sensing a battery voltage outputted from a battery. A...
US20140300594 DRIVING OF ELECTROWETTING DISPLAY DEVICE  
A method of driving an electrowetting display device including at least one pixel, the method comprising: applying a first pixel voltage to the pixel during a first portion of the display period;...