Patents Assigned to Au Optronics Corp.
  • Patent number: 9854688
    Abstract: A display apparatus includes a frame, a panel module and an adjusting pad. The frame has a supporting surface, and the panel module includes a substrate and a plurality of chips. The substrate is disposed on the supporting surface and has a bonding region at a side of the substrate. The chips are disposed on the bonding region, wherein the chips and the supporting surface are located at two opposite surfaces of the substrate. The adjusting pad is disposed between the supporting surface and the bonding region, and the thickness of the adjusting pad is gradually reduced from a center portion of the adjusting pad toward two sides of the adjusting pad. Another display apparatus, in which a frame and an adjusting pad are integrated into one piece, is provided.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: December 26, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Wen-Hung Huang, Tung-Shin Lin, Cheng-Min Tsai
  • Patent number: 9847138
    Abstract: A shift register includes shift register units, in which at least one shift register unit is coupled to a forestage shift register unit and a post-stage shift register unit, where the at least one shift register unit includes a signal input circuit, a signal output circuit, a pull down circuit and a switching circuit. The signal input circuit electrically coupled to the forestage shift register unit can receive a logic signal from the forestage shift register. The signal output circuit is electrically coupled to the signal input circuit via a control signal terminal and is electrically coupled to the post-stage shift register unit. The signal output circuit can receive a first clock signal. The pull down circuit is electrically coupled to or electrically isolated from the control signal terminal through the switching circuit.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: December 19, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Pei-Hua Chen, Yu-Hsin Ting, Chung-Lin Fu, Tsao-Wen Lu, Nan-Ying Lin, Wei-Chun Hsu
  • Patent number: 9844251
    Abstract: A foldable display device includes a shell. The shell has an expanding state and a folding state. A first direction and a second direction are defined to be orthogonal. When the shell is at the expanding state, the shell has a first length L1 along the first direction and a second length L2 along the second direction. The ratio of the first length L1 to the second length L2 is between 1.3 and 2. When the shell is at the folding state, the shell has a third length L3 along the second direction and a fourth length L4 along the first direction. The ratio of the third length L3 to the fourth length L4 is also between 1.3 and 2.
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: December 19, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Po-Yang Lin, Chia-Hsun Tu, Keh-Long Hwu
  • Patent number: 9842539
    Abstract: A pixel control circuit includes an organic light emitting diode, a driving transistor, a driving circuit, a discharge circuit and a compensation circuit. The driving transistor is used to turn on or turn off the organic light emitting diode. The discharge circuit is used to control the electrical connection between the organic light emitting diode and an initial voltage to timely provide a discharge path for the organic light emitting diode. The compensation circuit is used to compensate a conducting current for the organic light emitting diode when the organic light emitting diode emits light so that the conducting current is independent of a threshold voltage of the driving transistor. The driving circuit is used to control the electrical connection between a predetermined voltage and the driving transistor to make the organic light emitting diode emit light.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: December 12, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Sen-Chuan Hung, Chia-Yuan Yeh
  • Patent number: 9837047
    Abstract: A flat panel display includes a four-color conversion unit, a backlight control unit, a backlight module, and a pixel array. The four-color conversion unit provides a first set of four color image signals corresponding to three color image input signals based on a preliminary conversion lookup table and provides corresponding conversion scaling factors. The backlight control unit generates a backlight adjusting factor based on the conversion scaling factors. The backlight module provides a backlight output having an intensity adjusted according to the backlight adjusting factor. The four-color conversion unit further provides a second set of four color image signals corresponding to the three color image input signals based on the backlight adjusting factor. The pixel array displays an image according to the second set of four color image signals and the backlight output.
    Type: Grant
    Filed: September 23, 2010
    Date of Patent: December 5, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Hui Chu Ke, Sheng-Wen Cheng
  • Patent number: 9812061
    Abstract: A display apparatus includes a display unit, a source driver, a gate driver and a compensation unit. The display unit includes at least a pixel unit. Each pixel unit includes a first transistor, a second transistor, a first capacitor, a second capacitor and an organic light emitting diode. When the pixel unit is operated in a display mode, the pixel unit outputs a sensing voltage including a first parameter having characteristics of the second transistor and a second parameter having characteristics of the organic light emitting diode. The source driver receives a compensation data and accordingly adjusts the next display data. The compensation unit is disposed between the second capacitor and the source driver and electrically coupled between the second end of the second capacitor and the source driver. The compensation unit receives the sensing voltage and outputs the compensation data according to the received sensing voltage.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: November 7, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Li-Wei Liu, Yi-Cheng Lin
  • Patent number: 9791707
    Abstract: An auto-stereoscopic display apparatus and a storage media are provided. The auto-stereoscopic display apparatus includes a display area, which includes a display panel and a lens layer. The display panel includes a plurality of pixel rows sequentially arranged in a first direction. Each one of the pixel rows includes a plurality of pixels sequentially arranged in a second direction substantially perpendicular to the first direction. Each one of the pixels includes a plurality of sub-pixels sequentially arranged in the second direction. The lens layer is disposed on the display panel and includes a plurality of lenticular lenses substantially arranged in the second direction. N successive sub-pixels in each pixel row are corporately covered by one of the lenticular lenses. A ratio of a component of a width in the second direction of each lenticular lens to a width of each sub-pixel in the second direction is configured to a non-integer.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: October 17, 2017
    Assignee: AU OPTRONICS CORP.
    Inventor: Hsin-Ying Wu
  • Patent number: 9778526
    Abstract: A pixel array includes pixel rows. Each pixel row includes a first gate line, a second gate line, sub-pixels and data lines. Each data line includes a main portion, a branch portion and a connecting portion. The main portions of the data lines are arranged along a second direction in sequence. The branch portions and the main portions of the data lines are arranged alternately along the second direction in sequence, and each sub-pixel is disposed between any two of the adjoining main portion and branch portion. The connecting portion of each of the data lines is disposed between the first gate line and the second gate line, the connecting portion of each data line is electrically connected with the main portion and the branch portion of each data line, and the connecting portion of each data line penetrates through the corresponding sub-pixel along the second direction.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: October 3, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Shiuan-Hua Huang, Jian-Hong Lin
  • Patent number: 9779659
    Abstract: A pixel architecture includes a LED, a transistor, a data receiving unit, a compensation unit, a first switching unit, a second switching unit, and a capacitor. The transistor is configured to drive the LED. The first switching unit transmits a pixel data signal to the transistor according to a first scan signal. The compensation unit transmits a reference voltage. The first switching unit transmits a supply voltage to the transistor according to a second scan signal. The second switching unit transmits the pixel data signal to the transistor according to the second scan signal or a third scan signal. The capacitor is coupled to the transistor and the data receiving unit. The pixel data signal is transmitted to the capacitor at the time that the compensation unit transmit the reference voltage to the transistor.
    Type: Grant
    Filed: February 4, 2015
    Date of Patent: October 3, 2017
    Assignee: AU OPTRONICS CORP.
    Inventor: Chen-Chi Lin
  • Patent number: 9779656
    Abstract: A pixel driving method of a display panel is disclosed. The display panel includes a plurality of scan lines, data lines and pixels. Each of the pixel includes a first transistor with a first end coupled to the data line, and a gate end coupled to the scan line, a second transistor with a first end selectively coupled to a voltage source or current source, and a gate end coupled to a second end of the first transistor, and a light-emitting unit with a first end coupled to a second end of the second transistor. The method includes turning on the first transistors of the pixels; coupling the data lines and first ends of the second transistors to the current source; reading voltage levels of gate ends of the second transistors; and providing corresponding data voltages to the pixels according to voltage levels of gate ends of the second transistors.
    Type: Grant
    Filed: June 5, 2014
    Date of Patent: October 3, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Chun-Chieh Lin, Chih-Cheng Chen
  • Patent number: 9773449
    Abstract: A pixel circuit with an organic light emitting diode (OLED) compensates a threshold voltage of the driving switch therein by controlling the connection relationship between a first capacitor and a second capacitor therein. As such, the compensation time of the pixel circuit may be different from the data writing time of the same. Also, the capacitance to be written with the data may be less than that in the conventional technique so that the time needed for the data writing is then reduced and the pixel circuit in the present invention can be used in a display device with a high refresh rate.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: September 26, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Yung-Ming Lin, Chia-Yuan Yeh
  • Patent number: 9753339
    Abstract: A display includes a first substrate, a second substrate, a liquid crystal layer, a backlight source, a driving integrated circuit and a conductive portion. The liquid crystal layer is disposed between the first substrate and the second substrate. The backlight source is disposed at a first side of the second substrate. The driving integrated circuit is disposed at a second side, opposite to the first side, of the second substrate. The conductive portion is electrically coupled to the driving integrated circuit and passes through the second substrate to be electrically coupled to the backlight source. Furthermore, a display manufacturing method thereof is also disclosed here.
    Type: Grant
    Filed: October 6, 2015
    Date of Patent: September 5, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Chia-Wei Chen, Yu-Sheng Huang, Je-Ruei Jang, Sheng-Miao Huang
  • Patent number: 9753316
    Abstract: A supporting base includes a bottom plate and a plurality of stepwise supporting structures connected with and raised up from a plurality of side edges of the bottom plate. Each stepwise supporting structure includes a plurality of raising segments and at least one supporting segment. The plurality of raising segments and the at least one supporting segment are alternately arranged. The at least one supporting segment is substantially parallel to the bottom plate. The lowest raising segment has a bottom end connected with one of the side edges of the bottom plate. A thickness of at least one of the at least one supporting segment is greater than that of at least one of the plurality of raising segments. A display device using the support base is also provided to improve assembling efficiency and reduce cost.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: September 5, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Nan-Jui Chen, Yun-Wei Tsai, Wen-Hung Huang, Chih-Liang Pan, Ming-Sheng Lai
  • Patent number: 9749616
    Abstract: A three-dimensional image adjustment method includes: displaying a three-dimensional image, which is composed by a first to Nth two-dimensional images with respective different viewing angles and formed by projecting the N two-dimensional images through a first to Nth viewing angles of a three-dimensional display apparatus, respectively, and the D1th to D2th of the N viewing angles are defined to a normal-viewing zone; and shifting the N two-dimensional images in first or second direction according to positions of first and second viewers, the D1th and D2th viewing angles, and projecting the N two-dimensional images through the first to Nth viewing angles, respectively, when the first and second viewers are located at the L1th and L2th of the N viewing angles, respectively, wherein at least one of the L1th and L2th viewing angle is located out of the normal-viewing zone. A three-dimensional display apparatus is also provided.
    Type: Grant
    Filed: April 2, 2014
    Date of Patent: August 29, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Yi-Ting Yen, Fu-Chuan Tsai, Chia-Pu Ho
  • Patent number: 9747869
    Abstract: A driving method for a display panel is disclosed. The display panel includes a plurality of gate lines. The driving method includes: driving the plurality of gate lines in a first preset sequence and a second preset sequence by turns, wherein the first preset sequence is defined from the first of the plurality of gate lines to the last of the plurality of gate lines, the second preset sequence is defined from the last of the plurality of gate lines to the first of the plurality of gate lines, and driving periods of each two adjacent gate lines partially overlap; and adjusting a voltage difference, between a high-voltage level and a low-voltage level, of each gate pulse provided to the gate lines when the gate lines are driven either in the first sequence or in the second sequence.
    Type: Grant
    Filed: August 1, 2014
    Date of Patent: August 29, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Chien-Chuan Ko, Meng-Chieh Tsai
  • Patent number: 9741313
    Abstract: A gate driving circuit includes a shift register circuit and an auxiliary circuit which are disposed at different sides of a pixel array. The shift register circuit includes an (N?1)th shift register stage for generating an (N?1)th gate signal according to a first clock, an Nth shift register stage for generating an Nth gate signal according to a second clock, and an (N+1)th shift register stage for generating an (N+1)th gate signal according to a third clock. The auxiliary circuit includes a first transistor. The first transistor performs the signal voltage stabilization and level switching acceleration operations on the Nth gate signal according to the (N?1)th gate signal and the second clock.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: August 22, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Chien-Chang Tseng, Kuang-Hsiang Liu, Ya-Ting Yang
  • Patent number: 9734736
    Abstract: An electronic device includes a self-emitting display panel, a first transparent substrate, a second transparent substrate and two combining elements. The first transparent substrate includes two first edge portions and a first cover portion. The second transparent substrate includes two second edge portions and a second cover portion. The self-emitting display panel is disposed between the first cover portion and the second cover portion. The self-emitting display panel has a first surface facing to and covered entirely by the first cover portion and a second surface facing to and covered entirely by the second cover portion. One of the two combining elements is connected between one of the two first edge portions and one of the two second edge portions, and the other of the two combining elements is connected between the other of the two first edge portions and the other of the two second edge portions.
    Type: Grant
    Filed: January 21, 2014
    Date of Patent: August 15, 2017
    Assignee: AU OPTRONICS CORP.
    Inventor: Hsu-Sheng Hsu
  • Patent number: 9728160
    Abstract: An image processing method of a display includes transforming three color image data to four color image data, passing the four color image data through a kernel filter to generate original data corresponding to a first sub pixel and a second sub pixel, and transforming original data of each sub pixel to generate display data of the sub pixel. The original data of the first sub pixel is the same as the original data of the second sub pixel. The brightness of the display data of the first sub pixel is substaintially greater than the original data of the first sub pixel. The brightness of the display data of the second sub pixel is substaintially smaller than the original data of the second sub pixel.
    Type: Grant
    Filed: July 13, 2015
    Date of Patent: August 8, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Meng-Huan Yang, Ting-Wei Hsu, Chien-Wen Chen
  • Patent number: 9715148
    Abstract: A pixel structure of display panel includes a first substrate, a second substrate, a liquid crystal layer, a first pixel electrode, an insulation layer, a second pixel electrode and a common electrode. The first substrate has a plurality of alignment regions. The second substrate and the first substrate are disposed opposite to each other. The first pixel electrode is a patterned electrode, which includes a plurality of branch electrodes disposed in the alignment regions. The insulation layer is disposed between the first pixel electrode and the liquid crystal layer. The second pixel electrode is a patterned electrode disposed in at least one boundary of each of the alignment regions. The common electrode is disposed on the second substrate.
    Type: Grant
    Filed: May 10, 2015
    Date of Patent: July 25, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Wei-Cheng Cheng, Tien-Lun Ting, Jieh-Wen Tsung
  • Patent number: 9715061
    Abstract: In a backlight module of a display, a plurality of optical films has positioning protrusions disposed in a positioning slot of a plastic frame for correct installation of the optical films on a light guide plate. One or more middle optical films further include a fixing protrusion at the side corresponding to the light source and an existing opening formed by bending a system bracket out of a holder is provided for placement of the fixing protrusion of the middle optical films. A double-sided adhesive tape disposed between a display panel and the holder is further utilized for securing the fixing protrusion such that the middle optical films can be securely fixed and not falling apart during an impact test or a falling test.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: July 25, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Chun-Chi Huang, Cheng-Wei Chang, Ping-Chang Yang, Shu-Ting Jhuang