Patents by Inventor Wei-Yuan Cheng

Wei-Yuan Cheng has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20140327864
    Abstract: A pixel structure including a substrate, a scan line, a first data line, a second data line, a first pixel unit and a second pixel unit is provided. The first pixel unit includes a first active device and a first pixel electrode. The first active device is electrically connected to the scan line and the first data line. The first pixel electrode electrically connected to the first active device and has a plurality of first branches. The first branches outwardly extend from a center of the first pixel unit, and a projection of the first branches are separated from a projection of the adjacent first data line projecting onto the substrate, and the first pixel electrode is apart from the adjacent first data line with a distance. The second pixel unit located between the first data line and the second data line.
    Type: Application
    Filed: July 16, 2014
    Publication date: November 6, 2014
    Inventors: Wei-Yuan Cheng, Chin-An Tseng, Yen-Heng Huang, Chia-Hui Pai, Chung-Kai Chen, Wen-Hsien Tseng, Ting-Yi Cho, Chia-Yu Lee
  • Patent number: 8830558
    Abstract: The disclosure provides an electrowetting display device. The electrowetting display device includes a first substrate and a second substrate disposed to each other. A first electrode layer may dispose on the first substrate. A second electrode layer may dispose on the second substrate. A hydrophobic dielectric layer is disposed on the first electrode layer. A first pixel rib is disposed on the first substrate. A second pixel rib is disposed on the first pixel rib. A water contact angle of the second pixel rib may be larger than that of the first pixel rib. A first liquid and a second liquid may be disposed in between the first substrate and the second substrate.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: September 9, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Shu-Wei Kuo, Yun-Sheng Ku, Wei-Yuan Cheng, Pei-Pei Cheng
  • Patent number: 8817215
    Abstract: A pixel structure including a substrate, a scan line, a first data line and a first pixel unit is provided. The scan line and the first data line are disposed on the substrate. The first pixel unit includes a first active device and a first pixel electrode. The first active device is electrically connected to the scan line and the first data line. The first pixel electrode electrically connected to the first active device has a first stripe pattern and a plurality of first branches. One side of the first stripe pattern is connected to the first branches extended toward the scan line, and the other side of the first stripe pattern is overlapped with the scan line. The overlapped width of the first stripe pattern with the scan line is substantially equal to 40% to 90% of the width of the first stripe pattern.
    Type: Grant
    Filed: April 11, 2010
    Date of Patent: August 26, 2014
    Assignee: Au Optronics Corporation
    Inventors: Wei-Yuan Cheng, Chin-An Tseng, Yen-Heng Huang, Chia-Hui Pai, Chung-Kai Chen, Wen-Hsien Tseng, Ting-Yi Cho, Chia-Yu Lee
  • Publication number: 20140168747
    Abstract: The disclosure provides an electro-wetting element, including: a first substrate and a second substrate, wherein the first substrate and the second substrate are disposed oppositely; a first electrode formed on the first substrate; a photoreactive layer formed on the first electrode, wherein the photoreactive layer includes a reversible photoreactive material; a second electrode formed on the first substrate or the second substrate; and a polar fluid and a non-polar fluid disposed between the first substrate and the second substrate.
    Type: Application
    Filed: September 23, 2013
    Publication date: June 19, 2014
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Shu-Wei KUO, Yi-Chun LIU, Wei-Yuan CHENG
  • Patent number: 8724061
    Abstract: A pixel structure includes a substrate, a scan line, a first data line, a second data line, a first active device, a second active device, a first pixel electrode, and a second pixel electrode. The substrate has a first unit area and a second unit area. The first pixel electrode is disposed in the first unit area and includes a first main portion and first branch portions extending from the first main portion to an edge of the first unit area. The second pixel electrode is disposed in the second unit area and includes a second main portion and second branch portions extending from the second main portion to an edge of the second unit area, wherein at least a part of the first branch portions and at least a part of the second branch portions are asymmetrically arranged at two sides of the second data line.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: May 13, 2014
    Assignee: Au Optronics Corporation
    Inventors: Wen-Hsien Tseng, Sheng-Ju Ho, Yen-Heng Huang, Cheng-Han Tsao, Chia-Hui Pai, Chung-Kai Chen, Wei-Yuan Cheng, Yi-Jen Huang, Chung-Yi Chiu, Kung-Ching Chu
  • Patent number: 8717281
    Abstract: An electrofluidic device includes first structural layer and second structural layer. First structural layer includes first substrate; and first electrode and second electrode on the first substrate. The second electrode has an indent region surrounding and without contacting first electrode. First hydrophobic layer is at least over the second electrode. Second structural layer at one side of the first structural layer with a gap includes second substrate and groove structure layer. The groove structure layer includes an indent groove, corresponding to the indent region of the second electrode. Second hydrophobic layer is over the groove structure layer. Polar fluid is disposed in the indent groove and remains in contact with the first electrode. Non-polar fluid is disposed in the gap between the first and second structural layers.
    Type: Grant
    Filed: March 28, 2011
    Date of Patent: May 6, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Yun-Sheng Ku, Wei-Yuan Cheng, Pei-Ju Su, Shu-Wei Kuo
  • Patent number: 8710359
    Abstract: A display module is provided, which includes a first and a second substrates, a transparent type solar cell, a display device, an electric power storage device, a driving circuit and a power supply transfer switch. In the display module, the first substrate, the transparent type solar cell, the display device and the second substrate are successively arranged according to an incident direction of a light source. The transparent type solar cell has a visible light transmittance of 10%-40% and a color temperature (Tc) larger than 2400K. The electric power storage device is connected to the transparent type solar cell for storing electric power there from, and the driving circuit is connected to the display device for driving the same. The power supply transfer switch is used for transferring the electric power into the electric power storage device or the driving circuit.
    Type: Grant
    Filed: December 15, 2009
    Date of Patent: April 29, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Hsing-Hua Wu, Chian-Fu Huang, Wei-Yuan Cheng, Jyh-Wen Shiu
  • Patent number: 8711322
    Abstract: Electrowetting display devices are presented. The electrowetting display includes a first substrate and an opposing second substrate with a transparent polar fluid layer and an opaque non-polar fluid layer insoluble with each other and interposed between the first and second substrates. A first transparent electrode is disposed on the first substrate. A second transparent electrode is disposed on the second substrate. A dielectric layer is disposed on the second transparent electrode. A reflective plate structure is interposed between the second transparent electrode and the second substrate, thereby defining a reflective region and a transmission region. A backlight plate is disposed on the back of the second substrate. During operation, the opaque non-polar fluid converges, therefore, exposing equal areas of reflective region and transmission region.
    Type: Grant
    Filed: August 18, 2008
    Date of Patent: April 29, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Wei-Yuan Cheng, Chih-Chun Hsiao, Jen-Chieh Yang, Kuo-Lung Lo
  • Publication number: 20140071385
    Abstract: A liquid crystal display (LCD) panel includes an active device array substrate, an opposite substrate, a sealant, a liquid crystal layer, a black matrix, and a plurality of rough structures. The active device array substrate has a display area and a peripheral area surrounding the display area, and the liquid crystal layer and the peripheral area are surrounded by the sealant. The black matrix is disposed between the active device array substrate and the opposite substrate and distributed corresponding to the display area and the peripheral area. The rough structures are disposed on a portion of the black matrix and distributed corresponding to the peripheral area. Surface roughness of the rough structures is greater than surface roughness of the black matrix distributed corresponding to the display area.
    Type: Application
    Filed: November 15, 2013
    Publication date: March 13, 2014
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Wen-Hsien Tseng, Yen-Heng Huang, Chia-Hui Pai, Chung-Kai Chen, Wei-Yuan Cheng, Yi-Jen Huang, Chun-Jen Chiu, Yu-Zhi Wu, Yuan-Nan Chiu
  • Patent number: 8643934
    Abstract: A display including a pixel array substrate, an opposite substrate and a fluid medium is provided. The pixel array substrate includes a first substrate including pixel regions and pixel structures disposed in the pixel regions. Each pixel region includes a distribution region of pixel electrode and a non-electrode region. A pixel electrode of the pixel structure is disposed in the distribution region of pixel electrode and has at least one slit extending from the non-electrode region toward the distribution region of pixel electrode. The opposite substrate includes a second substrate and a common electrode disposed on the second substrate and contacting a polar fluid. The fluid medium includes the polar fluid and a non-polar fluid and flows between the pixel array substrate and the opposite substrate. The non-polar fluid is contracted toward the non-electrode region when a voltage difference is generated between the pixel and the common electrodes.
    Type: Grant
    Filed: June 27, 2011
    Date of Patent: February 4, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Yun-Sheng Ku, Kuo-Lung Lo, Wei-Yuan Cheng, Yu-Hsiang Tsai, Ching-Yao Chen, Yu-Sheng Huang
  • Patent number: 8587857
    Abstract: An electro-wetting display device and a non-polar color solution thereof are provided. The electro-wetting device includes a first substrate, a second substrate, a polar solution layer and a non-polar color solution layer. The first substrate is opposite to the second substrate. The polar solution layer is disposed between the first substrate and the second substrate. The non-polar color solution layer is disposed between the first substrate and the polar solution layer and includes at least one non-polar solvent, at least one dye and at least one improvement agent. The improvement agent is dissolved in the non-polar solvent, and the improvement agent is not dissolved in the polar solution layer.
    Type: Grant
    Filed: December 21, 2010
    Date of Patent: November 19, 2013
    Assignee: Industrial Technology Research Institute
    Inventors: Shu-Wei Kuo, Chung-Wei Wang, Wei-Yuan Cheng
  • Publication number: 20130278853
    Abstract: The present invention provides a polymer stabilization alignment liquid crystal display panel having a plurality of pixel regions defined by plurals of data lines and gate lines. Each pixel region includes a main region and a sub region, and a first pixel electrode and a second pixel electrode correspond to the main region and the sub region respectively, wherein each of the data lines has a first width adjacent to the main display region and a second width adjacent to the sub display region, and the second width is larger than the first width. Each first pixel electrode is separated from the adjacent data line and thereby forming a gap therebetween. Each second pixel electrode partially overlaps the adjacent data line to form an overlap width. Accordingly, the present invention not only can increase the aperture ratio, but also well control the liquid crystal molecules located near the data lines.
    Type: Application
    Filed: June 14, 2013
    Publication date: October 24, 2013
    Inventors: CHIN-AN TSENG, CHIA-YU LEE, YEN-HENG HUANG, WEN-HSIEN TSENG, CHIA-HUI PAI, CHUNG-KAI CHEN, WEI-YUAN CHENG, TING-YI CHO
  • Patent number: 8508709
    Abstract: A method of repairing a pixel structure is provided. In the method, the pixel structure on a substrate is provided and includes a scan line, a data line, an active device, an insulating layer, and a pixel electrode. The scan line and the data line are located on the substrate. The active device is located on the substrate and electrically connected to the scan line and the data line. The insulating layer covers the scan line, the data line, and the active device and has a contact opening. The pixel electrode is located on the insulating layer and fills the contact opening to electrically connect the active device. A laser removing process is performed to remove the pixel electrode in the contact opening, such that the pixel electrode is electrically insulated from the active device.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: August 13, 2013
    Assignee: Au Optronics Corporation
    Inventors: Yi-Jen Huang, Yen-Heng Huang, Wen-Hsien Tseng, Chung-Kai Chen, Chia-Hui Pai, Wei-Yuan Cheng
  • Patent number: 8482701
    Abstract: The present invention provides a polymer stabilization alignment liquid crystal display panel having a plurality of pixel regions. Each pixel region includes a main region and a sub region, and a first pixel electrode and a second pixel electrode correspond to the main region and the sub region respectively. Each first pixel electrode is separated from the adjacent data line and thereby forming a gap therebetween. Each second pixel electrode partially overlaps the adjacent data line. In addition, each second pixel electrode includes a plurality of branches, and at least one edge of the branches may be parallel to the data lines. Accordingly, the present invention not only can increase the aperture ratio, but also well control the liquid crystal molecules located near the data lines. Therefore, the display quality of the liquid crystal display panel can be improved.
    Type: Grant
    Filed: June 29, 2010
    Date of Patent: July 9, 2013
    Assignee: Au Optronics Corp.
    Inventors: Chin-An Tseng, Chia-Yu Lee, Yen-Heng Huang, Wen-Hsien Tseng, Chia-Hui Pai, Chung-Kai Chen, Wei-Yuan Cheng, Ting-Yi Cho
  • Patent number: 8472101
    Abstract: A dual display is disclosed, including a first substrate and a second substrate comprising a plurality of pixels, wherein each pixel comprises a plurality of subpixels. The first substrate comprises a reflective region and a transmissive region for each subpixel, and a first color fluid is movable by an electric field on the reflective region and the transmissive region of a first subpixel, wherein when the first color fluid covers the transmissive region, the dual display provides a first viewing side at the first substrate side under a transmissive mode, and when the first color fluid covers the reflective region or covers the reflective region and the transmissive region, the dual display provides a second viewing side at the second substrate side under a reflective mode.
    Type: Grant
    Filed: August 2, 2011
    Date of Patent: June 25, 2013
    Assignee: Industrial Technology Research Institute
    Inventors: Kuo-Lung Lo, Pei-Ju Su, Wei-Yuan Cheng, Jyh-Wen Shiu, Hsin-Hung Lee
  • Publication number: 20130147722
    Abstract: A distant multipoint remote control device and a system for allowing users to exercise multipoint control over an electronic apparatus at a remote end are introduced. The distant multipoint remote control device comprises at least two sensing modules for sensing users' operation and a remote controller independent of the two sensing modules for sending to the electronic apparatus a control signal serving as multipoint mobile information, such that the electronic apparatus performs a corresponding control operation and displays a corresponding result on a screen. The distant multipoint remote control device and system not only render users' control convenient but also enable accurate response to users' control behavior.
    Type: Application
    Filed: February 24, 2012
    Publication date: June 13, 2013
    Inventors: Cheng-Kuei LIN, Ching-Feng HSIEH, Wei-Yuan CHENG
  • Patent number: D693342
    Type: Grant
    Filed: November 10, 2011
    Date of Patent: November 12, 2013
    Assignee: Acer Incorporated
    Inventors: Kim Yeung Sip, Wei-Yuan Cheng, Hao-Sheng Lo
  • Patent number: D693805
    Type: Grant
    Filed: November 10, 2011
    Date of Patent: November 19, 2013
    Assignee: Acer Incorporated
    Inventors: Kim Yeung Sip, Wei-Yuan Cheng, Hao-Sheng Lo
  • Patent number: D708605
    Type: Grant
    Filed: January 10, 2013
    Date of Patent: July 8, 2014
    Assignee: Acer Incorporated
    Inventors: Tsun-Chih Yang, Chuan-Wei Lee, Chyun-Nan Liu, Wei-Yuan Cheng, Hao-Sheng Lo, Sheng-Ming Hsieh
  • Patent number: D715793
    Type: Grant
    Filed: January 22, 2013
    Date of Patent: October 21, 2014
    Assignee: Acer Incorporated
    Inventors: Jung-Wei Tsao, Hsueh-Chih Peng, Wei-Yuan Cheng, Yu-Chuan Chang