Patents Examined by Wen-Ying P. Chen
  • Patent number: 9013645
    Abstract: A polarizing panel includes a first substrate, a second substrate and an interposed first liquid crystal layer. The first substrate includes a plurality of spaced apart and segment electrodes and segments of a first light-blocking member disposed within interval areas between the segment electrodes. The second substrate faces the first substrate to include a common electrode facing the segment electrodes. The first liquid crystal layer is able to selectively apply a first polarizing effect to light rays passing therethrough when in a corresponding first state and to apply a different second polarizing effect to passing through light rays when in a corresponding second state, where the first and second states can be selectively chosen by voltages applied to the segment electrodes.
    Type: Grant
    Filed: August 15, 2011
    Date of Patent: April 21, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong-Yoon Lee, Sung-Hoon Kim
  • Patent number: 9007552
    Abstract: A normally black liquid crystal display device includes a liquid crystal layer in which liquid crystal molecules are arranged vertically when no voltage is applied, and arranged horizontally by applying a voltage. In each of pixel regions in alignment films which are segmented in a grid by source lines and gate lines, is divided into two along a direction parallel to the source lines. The first alignment film includes a first region and a second region. The second alignment film includes a third region facing the first region and a fourth region facing the second region. In an adjacent pair of the pixel regions, pairs of the regions are adjacent to each other with corresponding one of the source lines interposed therebetween.
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: April 14, 2015
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Takayuki Hayano, Masayuki Tsuji, Kohji Hayashi
  • Patent number: 9007553
    Abstract: A liquid crystal device including a first substrate including a plurality of picture elements; a second substrate including a common electrode; and a liquid crystal layer sandwiched therebetween. The first substrate and the second substrate are arranged to be opposite to each other, and each of the plurality of picture elements has a plurality of elongated electrodes configured to apply voltages to the liquid crystal layer in cooperation with the common electrode. The elongated electrodes within one of the plurality of picture elements extend in eight directions, and each of the plurality of picture elements is divided into eight regions based upon the eight directions. In each of the eight regions of one of the plurality of picture elements, two or more of the plurality of elongated electrodes extend along a corresponding one of the eight directions.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: April 14, 2015
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Yohei Nakanishi, Kunihiro Tashiro, Katsufumi Ohmuro, Kazutaka Hanaoka, Jin Hirosawa, Norio Sugiura, Kengo Kanii, Shota Makimoto, Naoto Kondo, Isao Tsushima, Tomonori Tanose, Takashi Takagi, Tetsuya Fujikawa
  • Patent number: 8988633
    Abstract: The present invention provides a liquid crystal module with edge-lit backlight, which includes aluminum extrusion, edge-lit backlight source, light guiding plate (LGP), optical film set, mold frame, and at least a magnetic device, disposed with at least an attaching surface, for attaching to backlight source substrate, and an outer surface protruding beyond the light-emitting surface of LEDs; the outer surface of magnetic device near or pressing against LGP and having a difference in height levels from light-emitting surface of LEDs. The present invention also discloses a liquid crystal display device adopting the above liquid crystal module with edge-lit backlight. As such, the present invention can prevent the coupling optical distance from being too small, improve the endurance of the impact on the backlight and improve the backlight life span.
    Type: Grant
    Filed: January 10, 2013
    Date of Patent: March 24, 2015
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Quan Li
  • Patent number: 8982308
    Abstract: An active liquid crystal array device is provided. A gate control electrode is disposed on the first transparent conductive substrate, a first transparent insulation layer is disposed on the gate control electrode, a liquid crystal control electrode is disposed on the first transparent insulation layer, a second transparent conductive substrate which includes a transparent electrode and a second liquid crystal oriented layer, and a liquid crystal layer is disposed between the first liquid crystal oriented layer and a second liquid crystal oriented layer.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: March 17, 2015
    Assignee: National Chiao Tung University
    Inventors: Tai-Hsiang Jen, Chih-Wei Chen, Yu-Cheng Chang, Po-Yuan Hsieh, Yi-Pai Huang
  • Patent number: 8976307
    Abstract: A patterned retarder 3D liquid crystal display is disclosed. The liquid crystal display includes a display panel, a polarizer, and a patterned retarder film. The display panel includes a first substrate and a second substrate spaced apart from each other. The second substrate includes an up stutter and a down surface, and the up surface is farther to the first substrate than the down surface. A black matrix is arranged on the down surface of the second substrate. A mask is arranged on a first surface or the second surface of the polarizer. The first surface of the polarizer is adjacent to the patterned retarder film and the second surface of the polarizer is adjacent to the second substrate. The mask corresponds to portions of the black matrix. In addition, a manufacturing method of the patterned retarder 3D liquid crystal display is also disclosed.
    Type: Grant
    Filed: October 17, 2012
    Date of Patent: March 10, 2015
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Cheng-hung Chen, Zui Wang
  • Patent number: 8970802
    Abstract: The present invention discloses a display device which is configured with a liquid crystal display panel and a backlight module. The backlight module includes at least an optical film and a mainframe structure which includes a plastic frame and a backboard integrally with the plastic frame. The backboard includes an integral bottom to support the optical films of the backlight module, and a first sidewall.
    Type: Grant
    Filed: June 8, 2012
    Date of Patent: March 3, 2015
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Jiahe Cheng
  • Patent number: 8958047
    Abstract: A display device includes a first substrate having a light shielding layer, and a second substrate having a first metal layer, a semiconductor layer formed over the first metal layer, and a second metal layer formed over the semiconductor layer. A sealing member fixes the first substrate and the second substrate, with a first scale mark formed over the first substrate, and a second scale mark formed over the second substrate and which forms a pair with the first scale mark. The light shielding layer has a first opening portion, and the first scale mark is arranged inside the first opening portion. The second scale mark is formed of a first part of the second metal layer, and a first part of the semiconductor layer and a first part of the first metal layer are overlapped with and extend off from the first part of the second metal.
    Type: Grant
    Filed: June 9, 2014
    Date of Patent: February 17, 2015
    Assignee: Japan Display Inc.
    Inventors: Takao Sato, Saori Sugiyama
  • Patent number: 8953140
    Abstract: A method for setting a pre-tilt angle of liquid crystal molecules includes (1) providing liquid crystal material, a CF substrate, and a TFT substrate; (2) arranging the substrates to form a gap therebetween in which the liquid crystal material is filled to form a liquid crystal cell; (3) providing a drive control circuit that generates driving voltages and connecting the drive control circuit to the TFT substrate; (4) providing a small-amplitude oscillation device and an irradiation intensity variable ultraviolet light source and positioning the liquid crystal cell on the oscillation device; (5) activating the oscillation device to cause the liquid crystal cell to make small-amplitude oscillation and conducting on the drive control circuit to supply driving voltages to drive the liquid crystal material, the ultraviolet light source being applied to irradiate the liquid crystal cell with ultraviolet lights of different intensities; and (6) repeating step (5) for at least one time.
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: February 10, 2015
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Xinhui Zhong, Xing Feng
  • Patent number: 8953133
    Abstract: An IPS mode LCD device includes gate and data lines on a first substrate and crossing to define pixel regions; a thin film transistor connected to the gate lines and the data lines; a first common electrode and a pixel electrode on the first substrate and alternating with each other in each pixel region, each of the first common electrode and the pixel electrode including lower and upper layers; a color filter layer including red, green and blue color filter patterns and on a second substrate, the color filter patterns corresponding to each pixel region; and a liquid crystal layer between the first and second substrates, wherein at least two of the color filter patterns overlap at a boundary of the pixel regions, and wherein the lower layer is made of MoTi, and the upper layer is made of a transparent conductive material or copper nitride.
    Type: Grant
    Filed: July 17, 2012
    Date of Patent: February 10, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Hang-Sup Cho, Young-Sup Jung, Jeong-Yun Lee
  • Patent number: 8947623
    Abstract: A manufacturing method of a liquid crystal display includes: forming an etch target layer including a conductive material on a first substrate; forming a first mask layer on the etch target layer; forming a block copolymer coating layer including a plurality of polymers on the first mask layer; processing the block copolymer coating layer to form a block copolymer pattern layer including first and second polymer blocks; removing one of the first or second polymer blocks to form a second mask pattern layer; etching the first mask layer by using the second mask pattern layer as an etching mask to form a first mask pattern layer; and etching the etch target layer by using the first mask pattern layer as an etching mask to form a first electrode. The first electrode includes a plurality of the first minute patterns extending in a predetermined direction and having a polarization function.
    Type: Grant
    Filed: March 2, 2012
    Date of Patent: February 3, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyang-Shik Kong, Sung Hoon Yang, Se Hwan Yu, Yong Hwan Shin, Su Mi Lee, Shin Il Choi
  • Patent number: 8928834
    Abstract: A printed circuit board (PCB) and an LCD (liquid crystal display) module are disclosed. The PCB comprises at least one magnetic hole and at least one magnetic element, and the at least one magnetic element is fixedly disposed in the at least one magnetic hole. The LCD module comprises a backplate and a PCB. The PCB is fixed to the backplate by means of at least one magnetic element, and comprises at least one magnetic hole and the at least one magnetic element fixedly disposed in the at least one magnetic hole. The PCB and the LCD module of the present disclosure can improve the efficiency of fixing and assembling the PCB of the LCD module, make it convenient to re-process and assemble the LCD module and reduce the complexity of the backplate structure. Thereby, the production efficiency is greatly improved.
    Type: Grant
    Filed: December 5, 2011
    Date of Patent: January 6, 2015
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Chong Huang
  • Patent number: 8908112
    Abstract: There are provided a display panel being both anti-static and resistant to corrosion, a display device provided with the display panel, and an electronic unit provided with the display device. The display panel includes a panel section including a plurality of pixels arranged in a matrix; a barrier layer provided at an upper or lower part of the panel section, and the barrier layer including light-shielding regions and transmissive regions that are arranged systematically; and a transparent conductive layer provided at the upper part of the panel section.
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: December 9, 2014
    Assignee: Japan Display West Inc.
    Inventors: Kojiro Ikeda, Toshinori Uehara, Hideki Kaneko, Daichi Suzuki
  • Patent number: 8908142
    Abstract: A manufacturing method of a liquid crystal panel, including: manufacturing a first substrate and a second substrate; mixing sealant with alloy particles having low melting points, coating the mixture on the first substrate, and dropping liquid crystals on the first substrate; and bonding the first substrate and the second substrate, heating the two bonded substrates, and then cooling the substrates. Therefore, the manufacturing method can prevent the present golden balls from piercing the common electrodes and further prevent the short circuit of the circuit on the substrate, which improves the yield rate of the liquid crystal panel. Additionally, since the alloy particles are small sized, after the separate alloy particles melt, contacting points between the alloy particles and the common electrodes are increased.
    Type: Grant
    Filed: June 21, 2012
    Date of Patent: December 9, 2014
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Xinhui Zhong
  • Patent number: 8902375
    Abstract: A liquid crystal display (LCD) device and a fixing structure thereof are disclosed. The LCD device comprises a backlight unit and an LCD panel. The backlight unit is fixed through a first frame disposed at a side edge thereof, and the LCD panel is fixed through a second frame disposed at side edges thereof. The first frame is provided with a snap-fitting groove mechanism, and the second frame is provided with a snap-fitting mechanism for mating with the snap-fitting groove mechanism to fix the LCD panel. Because the second frame is joined with the first frame through snap-fitting in the LCD device and the fixing structure thereof of the present disclosure, it is unnecessary to use screws for fixing purpose. This makes the assembling process simple, efficient and time-saving, so the production efficiency of the LCD device is increased and the production cost is reduced.
    Type: Grant
    Filed: December 12, 2011
    Date of Patent: December 2, 2014
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Jia-He Cheng, Shih-Hsiang Chen
  • Patent number: 8902377
    Abstract: The present invention provides a backlight module which comprises a waveguide, an optical film, an elastic frame, and dowel pins. Wherein at least corners of the optical film is securely attached to the elastic frame, and wherein the dowel pints are attached to the elastic frame, and the optical film is disposed on top of the waveguide. Wherein corners of the optical film are provided with openings with which the optical films are readily positioned with respect to the waveguide by extending the dowel pins through the openings. And wherein the strength of the dowel pins is stronger than the strength of the elastic frame. The present invention further provides a liquid crystal display device incorporated with the backlight module disclosed above. By this arrangement, once the positioning of the optical films can he ensured, the optical quality of the backlight module can also be ensured.
    Type: Grant
    Filed: July 20, 2012
    Date of Patent: December 2, 2014
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yajun Yu, Yu-chun Hsiao
  • Patent number: 8879025
    Abstract: A transparent display device for enhancing optical transmissivity in a transparent mode, is discussed. The transparent display device may include a liquid crystal panel; a light source disposed at one side of a lower portion of the liquid crystal panel to emit light; a first polarizing plate for polarizing the light emitted from the light source; a light guide plate disposed at a lower portion of the liquid crystal panel to totally reflect the light polarized to an axis by the first polarizing plate to a lateral surface thereof and supply to the liquid crystal panel, and transmit natural light entered from a lower direction therethrough; and a second polarizing plate disposed at an upper portion of the liquid crystal panel to control the amount of polarized light passing through the liquid crystal panel.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: November 4, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Jong-Sin Park, Eung-Do Kim, Se-Hong Park, Kyung-Ha Lee
  • Patent number: 8879018
    Abstract: An electronic apparatus and a display thereof are disclosed. The display includes a back plate, a photoelectric converting module, and a display module. The back plate has an inner surface and an open is formed on the back plate. The back plate has an inner edge around the open. The inner edge is concave toward the direction back to inner surface to form a supporting part. The photoelectric converting module is disposed on the supporting part without protruding out of the inner surface. The photoelectric converting module has a light-receiving surface exposed to the open. The display module is disposed on the inner surface of the back plate and the display module covers the photoelectric converting module. The display module has a display surface back to the photoelectric converting module.
    Type: Grant
    Filed: March 5, 2012
    Date of Patent: November 4, 2014
    Assignee: AU Optronics Corporation
    Inventors: Ren-Hong Jhan, Jung-Hui Hsu, Kuo-Sen Kung, Chun-Hao Tu, Jen-Pei Tseng, Yu-Jung Liu, Jiun-Jye Chang
  • Patent number: 8873007
    Abstract: A liquid crystal display device is disclosed, comprising a first substrate, a second substrate and a liquid crystal layer. The first substrate comprises gate lines and a first transparent electrode while the second substrate is provided with a second transparent electrode. Relative to the first substrate, the inner side of the second substrate is separated into a first zone and a second zone. The first zone is locations on the second substrate to which the gate lines correspond, and the second zone is located aside to the locations on the second substrate that correspond to the gate lines. The second transparent electrode is disposed in the second zone. The liquid crystal display device of the present invention is capable of reducing parasitic capacitance of gate lines preferably, enabling the signal delay to subside in the gate lines.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: October 28, 2014
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Chengcai Dong, Jehao Hsu, Jingfeng Xue, Xiaohui Yao
  • Patent number: 8866990
    Abstract: A display and a frame structure thereof are disclosed. The frame structure includes a first sidewall, at least one first convex, and at least one second convex. The first sidewall includes at least one first wall section and at least one second wall section. The first wall section and the second wall section are closely distributed along an extension direction of the first sidewall. The at least one first convex protrudes on a part of an inner surface of the first wall section. The at least one second convex protrudes on a part of an inner surface of the second wall section. A protruding position of the first convex is closer to a wall foot of the first sidewall than a protruding position of the second convex.
    Type: Grant
    Filed: May 22, 2012
    Date of Patent: October 21, 2014
    Assignee: AU Optronics Corporation
    Inventor: Wen-Kuo Lo