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Search Results for AMOLED

Results 1 - 40 of 2530 - maximum of 1000 results shown
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NumberTitleIssue Date
7259521Video driver architecture for AMOLED displays
... of FIG. 3. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In accordance with the principles of the present invention, a video driver for an AMOLED display system generates a video drive signal that is referenced to the positive power supply voltage of ... 		08/21/2007
7719497Current feedback-type AMOLED where sense feedback is sent over the adjacent data line
... of the paired data lines. This operation is equally applied to the green and blue colors. The operation of the AMOLED driving circuit according to the embodiment is the same as that of the embodiment of FIG. 2, so a detailed description thereof is ... 		05/18/2010
7116295Method and system for testing driver circuits of amoled
... a source S, a gate G and a drain D. The source S, or the drain, of the first transistor M41 is connected to the data line DL of the AMOLED. The gate G of the first transistor M41 is connected to the write scan line WSL of the AMOLED. The drain D, or the ... 		10/03/2006
7768484Amoled panel
... an AMOLED panel driving circuit 20 according to a preferred embodiment of the invention. FIG. 3 is a schematic illustration showing the AMOLED panel according to the preferred embodiment of the invention. FIG. 4 is a circuit diagram showing an example of ... 		08/03/2010
20080191977Method and apparatus for digitally driving an AMOLED
... used as a method that is capable of uniformly displaying an image, while being less affected by the characteristic dispersion of the AMOLED. [0007]Time-division driving methods include a display-period-separated (DPS) driving method and a ... 		08/14/2008
20080165165Driver Circuit of AMOLED with Gamma Correction
... the feedback signal at the source thereof and provides the current at the drain thereof. 8. The driver circuit of an AMOLED with gamma correction of claim 1, wherein the resistive element is a resistor. 9. The driver circuit of an AMOLED with ... 		07/10/2008
7123043Method and apparatus for testing driver circuits of AMOLED
... to the gate G of the second transistor M2. The drain D, or the source S, of the second transistor M2 is connected to the array glass of the AMOLED (not shown) and, after implantation of an OLED, will be connected to the OLED. To specify the method of the ... 		10/17/2006
20080111809Driving circuit and method for AMOLED using power pulse feed-through technique
... driving the driving transistor to active to generate a driving current to the light-emitting device. 5. A driving method for an AMOLED driving circuit, wherein the driving circuit corresponding to one light-emitting device hasa first switching ... 		05/15/2008
7199397AMOLED circuit layout
... a width and the TFT circuit portions have a width that is substantially equal to or larger than the width of the laser beam. 6. The AMOLED display panel of claim 1, wherein at least one of the TFT circuit portions comprises first and second top-gate type ... 		04/03/2007
20080238327AMOLED DRIVE CIRCUIT USING TRANSIENT CURRENT FEEDBACK AND ACTIVE MATRIX DRIVING METHOD USING THE SAME
... bias current of the variable current source depending on variation in the voltage of the output node of the current DAC. 6. The AMOLED drive circuit as set forth in claim 5, wherein the transient charging current control unit comprises:a ... 		10/02/2008
20080204374Method and apparatus for driving an AMOLED with variable driving voltage
... voltage or current amplitude corresponding to the data to be displayed by the cells 2. [0011]Independently of the chosen AMOLED concept--current-driven or voltage-driven--the grayscale level is defined by storing during one frame an analog ... 		08/28/2008
20080088544MODULATION OF COMMON VOLTAGE AND METHOD FOR CONTROLLING AMOLED PANEL
... unit decides a common voltage. The purpose of the present invention is to reduce the common voltage when the turn-on time of the AMOLED panel is increased so that the increase in the voltage difference between the two terminals of an organic ... 		04/17/2008
20080088545AMOLED PANEL DISPLAY SYSTEM WITH TEMPERATURE REGULATION AND CONTROLLING METHOD THEREOF
... driving current is adjusted so that it is inversely proportional to the temperature of the measured area. Therefore, when the temperature of the AMOLED panel rises, the driving current I.sub.D is lowered to reduce the aging of the AMOLED ... 		04/17/2008
20050247932AMOLED circuit layout
... columns to be irradiated at the same time with a single pulse laser beam during the laser annealing process. 6. The AMOLED display panel of claim 5, wherein the laser annealing is conducted with an excimer laser. 7. The AMOLED display panel of ... 		11/10/2005
20070279339Amoled panel
... panel driving circuit 20 according to a preferred embodiment of the invention. [0013]FIG. 3 is a schematic illustration showing the AMOLED panel according to the preferred embodiment of the invention. [0014]FIG. 4 is a circuit diagram showing an ... 		12/06/2007
7205169Driving circuit for AMOLED display and driving method thereof
... circuit. The major goal of the invention is to provide a linear thermistor to compensate the temperature variation, such that the AMOLED illuminates with consistency. FIG. 6 is a flowchart of the driving method according to the invention. In step 602, ... 		04/17/2007
20070236423AMOLED DISPLAY DEVICE
... more source drivers is still within the scope of protection of the invention. [0019]Referring to FIG. 2, a perspective of an AMOLED display device according to a first embodiment of the invention is shown. As indicated in the diagram, in ... 		10/11/2007
6946307Method and system for testing driver circuits of AMOLED
... the test point, and then analyze it to determine the status of the circuit. The steps being repeated, all circuits of the AMOLED can be tested efficiently and precisely. Inventors: Shih; An (Changhua, TW) Assignee: Toppoly ... 		09/20/2005
20090213049CORRECTION OF TFT NON-UNIFORMITY IN AMOLED DISPLAY
... relates to calibration of current variations in the pixels/sub-pixels of an active matrix organic light-emitting diode (AMOLED) display caused by non-uniformity of thin-film transistors (TFTs) in the sub-pixels. [0004]2. Description of the ... 		08/27/2009
7812795Modulation of common voltage and method for controlling AMOLED panel
... unit decides a common voltage. The purpose of the present invention is to reduce the common voltage when the turn-on time of the AMOLED panel is increased so that the increase in the voltage difference between the two terminals of an organic ... 		10/12/2010
20100277400CORRECTION OF AGING IN AMOLED DISPLAY
... voltage corresponding to an un-aged reference OLED, the forward voltage difference being an indicator of aging of the OLED. 4. The AMOLED display device of claim 3, wherein the calibration circuitry is configured to drive the data line to ... 		11/04/2010
20070273622Amoled pixel unit
... control terminal of the fourth switch, and a second terminal for receiving the operation voltage or the ground voltage. 2. The AMOLED pixel unit according to claim 1, wherein the energy-storage element is a capacitor, and the first switch, the ... 		11/29/2007
20100164391POWER SUPPLY APPARATUS AND METHOD FOR AMOLED
... efficiency when a small load current is generated. [0031]Hereinafter, a power supply method for an AMOLED according to an exemplary embodiment of the present invention will be described with reference to the accompanying drawings. The power ... 		07/01/2010
7880692Driver circuit of AMOLED with gamma correction
... the feedback signal at the source thereof and provides the current at the drain thereof. 8. The driver circuit of an AMOLED with gamma correction of claim 1, wherein the resistive element is a resistor. 9. The driver circuit of an AMOLED with gamma ... 		02/01/2011
20060007078Active matrix organic light emitting diode (AMOLED) display panel and a driving circuit thereof
... transparency of the pixel driving unit in the traditional current-driven active matrix organic light emitting diode (AMOLED) display. [0013] It is another object of the present invention to maintain a brightness of the organic light emitting ... 		01/12/2006
20110134157SYSTEM AND METHODS FOR POWER CONSERVATION FOR AMOLED PIXEL DRIVERS
... to the largely white (high brightness) background required to display such applications. The power dissipation in the AMOLED display is governed by that associated with the thin film drive transistor and the OLED itself. Although the ... 		06/09/2011
20060160255Driving circuit for AMOLED display and driving method thereof
... Temperature of the AMOLED is detected. An equivalent current is generated by the power circuit based on the temperature of the AMOLED. The light emitting device is driven by the equivalent current to illuminate. The equivalent current is in ... 		07/20/2006
7381596Method of manufacturing an AMOLED
... issue in the monitor manufacturing industry. SUMMARY OF THE INVENTION The present invention relates to a method of manufacturing an AMOLED to solve the above-mentioned problems. The present invention provides an embodiment relating to a method of ... 		06/03/2008
7459351Method of manufacturing an AMOLED
... issue in the monitor manufacturing industry. SUMMARY OF THE INVENTION The present invention relates to a method of manufacturing an AMOLED to solve the above-mentioned problems. The present invention provides an embodiment relating to a method of ... 		12/02/2008
7808497Driving circuit and method for AMOLED using power pulse feed-through technique
... the U.S. Pat. No. 6,756,741. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT With reference to FIG. 1, a first embodiment of an AMOLED driving circuit controls a light-emitting device, such as organic light-emitting device, in one pixel. The driving ... 		10/05/2010
20070042518METHOD OF MANUFACTURING AN AMOLED
... in the monitor manufacturing industry. SUMMARY OF THE INVENTION [0008] The present invention relates to a method of manufacturing an AMOLED to solve the above-mentioned problems. [0009] The present invention provides an embodiment relating to a method ... 		02/22/2007
20070072348METHOD OF MANUFACTURING AN AMOLED
... in the monitor manufacturing industry. SUMMARY OF THE INVENTION [0008] The present invention relates to a method of manufacturing an AMOLED to solve the above-mentioned problems. [0009] The present invention provides an embodiment relating to a method ... 		03/29/2007
8115707Voltage-programming scheme for current-driven AMOLED displays
... art. The AMOLED displays have been increasingly used as a flat panel in a wide variety of tools. The AMOLED displays are classified as either a voltage-programmed display or a current-programmed display. The voltage-programmed display is driven by a ... 		02/14/2012
20070139311Current feedback-type amoled driving circuit
... data lines. This operation is equally applied to the green and blue colors. [0076] The operation of the AMOLED driving circuit according to the embodiment is the same as that of the embodiment of FIG. 2, so a detailed description thereof is ... 		06/21/2007
20080143654INTRA-PIXEL CONVOLUTION FOR AMOLED
... necessary. SUMMARY OF THE INVENTION [0005]An objective of the present invention is to provide a mechanism for driving an AMOLED display, which eliminating the performance degradation resulting from the non-uniformity of the threshold voltage and ... 		06/19/2008
7071932Data voltage current drive amoled pixel circuit
... signal to a terminal of an OLED. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic diagram of a voltage data current drive AMOLED pixel circuit in accordance with the present invention. FIG. 2 is a timing diagram for the pixel circuit of FIG. 1. FIG. ... 		07/04/2006
6858989Method and system for stabilizing thin film transistors in AMOLED displays
... duty cycle because the OLEDs require continuous current to properly operate. Accordingly, TFT threshold drift will be greater in the AMOLED devices. Therefore, there is a need for a method and system for stabilizing TFTs in AMOLED devices, reducing the ... 		02/22/2005
20080204376AMOLED INCLUDING CIRCUIT TO SUPPLY ZERO DATA VOLTAGE AND METHOD OF DRIVING THE SAME
... to the current flowing through the driving transistor M4. [0021]A characteristic deviation in the threshold voltage of a TFT in the AMOLED 300 using a current sink method of FIG. 3 is self-compensated. Even when the threshold voltage in a ... 		08/28/2008
20110221720AMOLED DISPLAY WITH OPTICAL FEEDBACK COMPENSATION
... sensor for optical feedback compensation. [0042] FIG. 2 illustrates a cross-sectional view of a pixel structure 200 of an AMOLED display according to one embodiment of the invention. In this exemplary embodiment, the pixel 100 of the AMOLED ... 		09/15/2011
5952789Active matrix organic light emitting diode (amoled) display pixel structure and data load/illuminate circuit therefor
... is also contemplated that the present invention could be used with other similar display elements such as an LED. In the case of AMOLED displays, a DC current is passed through the diode material to generate light. It has been found that the ... 		09/14/1999
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