Patents by Inventor Wen-Chi Chuang

Wen-Chi Chuang 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).

  • Patent number: 9557847
    Abstract: A touch panel includes a substrate, a sensing array, a plurality of first connection lines and at least two button sensing pads. The substrate has an active region and a peripheral region disposed on at least one side of the active region. The sensing array is disposed in the active region, which includes a plurality of first sensing electrode series disposed in the active region along a first direction and a plurality of second sensing electrode series disposed in the active region along a second direction. The first and second sensing electrode series intersect and form a plurality of sensing units. The first connection lines are disposed in the peripheral region and electrically connected to the first sensing electrode series respectively. The at least two button sensing pads are disposed in the peripheral region, and electrically connected to at least two first connection lines respectively to form a virtual button.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: January 31, 2017
    Assignee: AU OPTRONICS CORP.
    Inventors: Chien-Yu Chen, Wen-Chi Chuang, Yi-Chi Chen, Ching-Chien Yuan
  • Patent number: 9449961
    Abstract: A display device includes a substrate, at least one signal circuit, a ground protection circuit, and an auxiliary protection circuit. The substrate has a first surface, wherein the first surface includes an active area and a frame area surrounding the active area. The at least one signal circuit is disposed and extending along the frame area and electrically coupled to the active area. The ground protection circuit is disposed and extending along the frame area, wherein the ground protection circuit is positioned at a side of the signal circuit facing an edge of the substrate. The auxiliary protection circuit is disposed and extending along the frame area. The auxiliary protection circuit is disposed between the signal circuit and the ground protection circuit, wherein the auxiliary protection circuit respectively has a gap with the signal circuit and the ground protection circuit, and is electrically conductive.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: September 20, 2016
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Hsiao-Ying Hou, Wen-Chi Chuang, Yi-Ling Lin
  • Patent number: 9239653
    Abstract: A touch panel includes a substrate, a touch-sensing circuit, and fan-out traces. The substrate has a touch-sensing region and an adjoined peripheral region. The touch-sensing circuit is disposed on the touch-sensing region. The fan-out traces are disposed on the peripheral region and electrically connected to the touch-sensing circuit. Each fan-out trace includes a first conductive line, a first dielectric layer and a second conductive line. The first conductive line is disposed on the peripheral region. The first dielectric layer is disposed on the peripheral region to cover the first conductive line, and has at least one contact window located above the first conductive line. The second conductive line is disposed on the first dielectric layer, wherein the first and the second conductive line of the same fan-out trace have the same pattern and are electrically connected through the contact window.
    Type: Grant
    Filed: August 6, 2012
    Date of Patent: January 19, 2016
    Assignee: Au Optronics Corporation
    Inventors: Wen-Chi Chuang, Chia-Chun Yeh, Yu-Ching Huang
  • Patent number: 9229572
    Abstract: A touch device includes a touch panel that includes driving lines, sensing lines, a virtual key, a self-sensing line, and a shielding line. The touch panel has a display region and a non-display region. The driving lines extend along a first direction in the display region and further extend into the non-display region. The sensing lines extend along a second direction in the display region and extend into the non-display region. The first direction is different from the second direction. The virtual key is located in the non-display region and between the driving lines and the sensing lines to shield the driving lines from the sensing lines. Each of the self-sensing line and the shielding line is located in the non-display region, connected to the virtual key, and located between the driving lines and the sensing lines to shield the driving lines from the sensing lines.
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: January 5, 2016
    Assignee: Au Optronics Corporation
    Inventors: Chien-Yu Chen, Wen-Chi Chuang, Yi-Chi Chen
  • Patent number: 9223447
    Abstract: A touch panel including a substrate, a light shielding layer, a touch sensing device layer, a protective layer, and at least one light transmission protrusion is provided. The substrate has a first surface and a second surface opposite to the first surface, wherein the first surface is divided into a visual region and a non-visual region. The light shielding layer is disposed in the non-visual region. The touch sensing device layer is disposed on the first surface of the substrate. The protective layer disposed on the first surface of the substrate covers the light shielding layer and the touch sensing device layer. The light transmission protrusion is disposed on the protective layer, and at least part of the light transmission protrusion is in the non-visual region. A light enters the light transmission protrusion from the second surface. A touch display device and an assembling method thereof are also provided.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: December 29, 2015
    Assignee: Au Optronics Corporation
    Inventors: Wen-Chi Chuang, Chia-Chun Yeh, Pei-Jung Wu, Cheng-Ta Ho
  • Publication number: 20150234520
    Abstract: A touch panel includes a substrate, a sensing array, a plurality of first connection lines and at least two button sensing pads. The substrate has an active region and a peripheral region disposed on at least one side of the active region. The sensing array is disposed in the active region, which includes a plurality of first sensing electrode series disposed in the active region along a first direction and a plurality of second sensing electrode series disposed in the active region along a second direction. The first and second sensing electrode series intersect and form a plurality of sensing units. The first connection lines are disposed in the peripheral region and electrically connected to the first sensing electrode series respectively. The at least two button sensing pads are disposed in the peripheral region, and electrically connected to at least two first connection lines respectively to form a virtual button.
    Type: Application
    Filed: April 29, 2014
    Publication date: August 20, 2015
    Applicant: AU Optronics Corp.
    Inventors: Chien-Yu Chen, Wen-Chi Chuang, Yi-Chi Chen, Ching-Chien Yuan
  • Publication number: 20150116259
    Abstract: A touch device includes a touch panel that includes driving lines, sensing lines, a virtual key, a self-sensing line, and a shielding line. The touch panel has a display region and a non-display region. The driving lines extend along a first direction in the display region and further extend into the non-display region. The sensing lines extend along a second direction in the display region and extend into the non-display region. The first direction is different from the second direction. The virtual key is located in the non-display region and between the driving lines and the sensing lines to shield the driving lines from the sensing lines. Each of the self-sensing line and the shielding line is located in the non-display region, connected to the virtual key, and located between the driving lines and the sensing lines to shield the driving lines from the sensing lines.
    Type: Application
    Filed: March 28, 2014
    Publication date: April 30, 2015
    Applicant: Au Optronics Corporation
    Inventors: Chien-Yu Chen, Wen-Chi Chuang, Yi-Chi Chen
  • Patent number: 9019715
    Abstract: A touch panel includes a substrate, a transparent sensor electrode pattern, a patterned compensation electrode, a passivation layer, a transparent shielding electrode and at least one connection structure. The substrate has a surface and includes a sensor region and a peripheral region. The transparent sensor electrode pattern is disposed on the surface of the substrate and in the sensor region. The patterned compensation electrode is disposed on the surface of the substrate and in the peripheral region, and the patterned compensation electrode and the transparent sensor electrode pattern are electrically isolated. The passivation layer is disposed on the surface of the substrate, covers the transparent sensor electrode pattern, and at least partially exposes the patterned compensation electrode. The transparent shielding electrode is disposed on the passivation layer.
    Type: Grant
    Filed: February 24, 2013
    Date of Patent: April 28, 2015
    Assignee: AU Optronics Corp.
    Inventors: Chia-Chun Yeh, Po-Yuan Liu, Wen-Chi Chuang, Pei-Jung Wu, Cheng-Ta Ho
  • Publication number: 20150092306
    Abstract: A display device includes a substrate, at least one signal circuit, a ground protection circuit, and an auxiliary protection circuit. The substrate has a first surface, wherein the first surface includes an active area and a frame area surrounding the active area. The at least one signal circuit is disposed and extending along the frame area and electrically coupled to the active area. The ground protection circuit is disposed and extending along the frame area, wherein the ground protection circuit is positioned at a side of the signal circuit facing an edge of the substrate. The auxiliary protection circuit is disposed and extending along the frame area. The auxiliary protection circuit is disposed between the signal circuit and the ground protection circuit, wherein the auxiliary protection circuit respectively has a gap with the signal circuit and the ground protection circuit, and is electrically conductive.
    Type: Application
    Filed: September 2, 2014
    Publication date: April 2, 2015
    Inventors: Hsiao-Ying Hou, Wen-Chi Chuang, Yi-Ling Lin
  • Publication number: 20130300952
    Abstract: A touch display panel including an active device array substrate, an opposite substrate and a liquid crystal layer is provided. The active device array substrate includes a first substrate, a black matrix, a touch-sensing device layer, a dielectric layer and an active device array layer. The black matrix is disposed on the first substrate. The touch-sensing device layer is disposed on the first substrate to cover a portion of the black matrix. The dielectric layer covers the touch-sensing device layer. The active device array layer is disposed on the dielectric layer. The touch-sensing device layer and the active device array substrate are located at two opposite sides of the dielectric layer. The liquid crystal layer is disposed between the active device array layer and the opposite substrate. Moreover, a fabricating method of the touch display panel is also provided.
    Type: Application
    Filed: August 13, 2012
    Publication date: November 14, 2013
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Chia-Chun Yeh, Yu-Feng Chien, Wen-Rei Guo, Hung-Wen Chou, Wen-Chi Chuang, Po-Yuan Liu
  • Patent number: 8569759
    Abstract: An active device array substrate including a substrate, a plurality of pixels, a plurality of signal lines, and a repairing structure is provided. The substrate has a display region and a periphery region. The pixels are arranged on the display region of the substrate as an array. The signal lines are electrically connected to the pixels and are respectively extended from the display region to the periphery region. The repairing structure is disposed at the periphery region, and which includes a first repairing line, a second repairing line, an electrostatic discharge (ESD) releasing line, and an ESD protector. The first repairing line is intersected with one ends of the signal lines and is electrically floated. The ESD protector is connected between the second repairing line and the ESD releasing line, and the ESD protector is overlapped with and electrically insulated from the first repairing line.
    Type: Grant
    Filed: June 28, 2010
    Date of Patent: October 29, 2013
    Assignee: Au Optronics Corporation
    Inventors: Wen-Chi Chuang, Chung-Hung Peng, Tung-Tsun Lin, Ya-Ling Kuo
  • Publication number: 20130258613
    Abstract: A touch panel includes a substrate, a transparent sensor electrode pattern, a patterned compensation electrode, a passivation layer, a transparent shielding electrode and at least one connection structure. The substrate has a surface and includes a sensor region and a peripheral region. The transparent sensor electrode pattern is disposed on the surface of the substrate and in the sensor region. The patterned compensation electrode is disposed on the surface of the substrate and in the peripheral region, and the patterned compensation electrode and the transparent sensor electrode pattern are electrically isolated. The passivation layer is disposed on the surface of the substrate, covers the transparent sensor electrode pattern, and at least partially exposes the patterned compensation electrode. The transparent shielding electrode is disposed on the passivation layer.
    Type: Application
    Filed: February 24, 2013
    Publication date: October 3, 2013
    Applicant: AU OPTRONICS CORP.
    Inventors: Chia-Chun Yeh, Po-Yuan Liu, Wen-Chi Chuang, Pei-Jung Wu, Cheng-Ta Ho
  • Publication number: 20130257519
    Abstract: A touch panel and fabricating method thereof are provided. The touch panel includes a substrate, a touch-sensing circuit, and fan-out traces. The substrate has a touch-sensing region and an adjoined peripheral region. The touch-sensing circuit is disposed on the touch-sensing region. The fan-out traces are disposed on the peripheral region and electrically connected to the touch-sensing circuit. Each fan-out trace includes a first conductive line, a first dielectric layer and a second conductive line. The first conductive line is disposed on the peripheral region. The first dielectric layer is disposed on the peripheral region to cover the first conductive line, and has at least one contact window located above the first conductive line. The second conductive line is disposed on the first dielectric layer, wherein the first and the second conductive line of the same fan-out trace have the same pattern and are electrically connected through the contact window.
    Type: Application
    Filed: August 6, 2012
    Publication date: October 3, 2013
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Wen-Chi Chuang, Chia-Chun Yeh, Yu-Ching Huang
  • Publication number: 20130222345
    Abstract: A touch panel including a substrate, a light shielding layer, a touch sensing device layer, a protective layer, and at least one light transmission protrusion is provided. The substrate has a first surface and a second surface opposite to the first surface, wherein the first surface is divided into a visual region and a non-visual region. The light shielding layer is disposed in the non-visual region. The touch sensing device layer is disposed on the first surface of the substrate. The protective layer disposed on the first surface of the substrate covers the light shielding layer and the touch sensing device layer. The light transmission protrusion is disposed on the protective layer, and at least part of the light transmission protrusion is in the non-visual region. A light enters the light transmission protrusion from the second surface. A touch display device and an assembling method thereof are also provided.
    Type: Application
    Filed: May 15, 2012
    Publication date: August 29, 2013
    Applicant: Au Optronics Corporation
    Inventors: Wen-Chi Chuang, Chia-Chun Yeh, Pei-Jung Wu, Cheng-Ta Ho
  • Publication number: 20110278574
    Abstract: An active device array substrate including a substrate, a plurality of pixels, a plurality of signal lines, and a repairing structure is provided. The substrate has a display region and a periphery region. The pixels are arranged on the display region of the substrate as an array. The signal lines are electrically connected to the pixels and are respectively extended from the display region to the periphery region. The repairing structure is disposed at the periphery region, and which includes a first repairing line, a second repairing line, an electrostatic discharge (ESD) releasing line, and an ESD protector. The first repairing line is intersected with one ends of the signal lines and is electrically floated. The ESD protector is connected between the second repairing line and the ESD releasing line, and the ESD protector is overlapped with and electrically insulated from the first repairing line.
    Type: Application
    Filed: June 28, 2010
    Publication date: November 17, 2011
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Wen-Chi Chuang, Chung-Hung Peng, Tung-Tsun Lin, Ya-Ling Kuo