Patents by Inventor Chia-Hui Wu

Chia-Hui Wu 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: 20130118676
    Abstract: The steps of a method for fabricating a proximity sensing module that is adapted to be attached to a mobile device, include: (a) patterning an upper conductive film to form a patterned conductive film which includes an upper connective pad that is adapted to be electrically connected to a respective contact on a circuit board of the mobile device, and an induced circuit pattern that is electrically connected to the upper connective pad; (b) adhering an adhesive sheet to the patterned conductive film; and (c) forming a through hole in the adhesive sheet such that the upper connective pad is exposed from the through hole.
    Type: Application
    Filed: July 17, 2012
    Publication date: May 16, 2013
    Inventors: Yuan-Chen LIANG, Chia-Hui WU, Hung-Ta LEE, Yi-Chun LIN, Li-Chuan CHIEN, Kuo-Hsiang HSU
  • Publication number: 20130087906
    Abstract: The present invention provides a circuit board including a substrate, at least one lead, at least one bump, and a solder layer. The lead is disposed on the substrate, and the bump is disposed on the lead. The solder layer covers the lead and the bump.
    Type: Application
    Filed: October 5, 2011
    Publication date: April 11, 2013
    Inventors: Pai-Sheng Cheng, Chia-Hui Wu
  • Patent number: 8199478
    Abstract: An electronic device includes an upper cover and a main body. A sliding assembly is disposed between the upper cover and the main body and includes a sliding portion, a spring, and a track with a first positioning portion disposed at the center of a side of the track and two second positionings portion disposed on two ends of the side of the track. The spring including an engaging portion and two ends, and the sliding portion are fixed on the cover. The engaging portion and the ends form an included angle. The sliding portion is movably connected to the track and slides thereon. When the sliding portion slides on the track, the engaging portion is engaged with one of the first positioning portion and the second positioning portions.
    Type: Grant
    Filed: September 1, 2009
    Date of Patent: June 12, 2012
    Assignee: Quanta Computer Inc.
    Inventors: Yuan-Chen Liang, Cheng-Wang Lin, Jui-Lan Yu, Chia-Hui Wu, Hung-Ching Chen
  • Patent number: 8142096
    Abstract: A computer-contained binder provided in the disclosure has a document binder and a computer device. The document binder having at least one cover plate and plural parallel folder rings piercing through an edge of the cover plate. The computer device has a main body, a column-shaped battery portion pierced through by all of the parallel folder rings, and a movable arm. The movable arm has two opposite ends, in which one end thereof is fixed on one of the opposite ends of the column-shaped battery portion, and the other end thereof is movably disposed on one side of the main body.
    Type: Grant
    Filed: October 13, 2009
    Date of Patent: March 27, 2012
    Assignee: Quanta Computer Inc.
    Inventors: Chee-Chun Leung, Yuan-Chen Liang, Chia-Hui Wu, Yi-Chun Lin
  • Patent number: 8137020
    Abstract: A computer-contained binder provided in the disclosure has a document binder and a computer device. The document binder having at least one cover and plural parallel folder rings piercing through an edge of the cover. The computer device has a main body, a column-shaped battery portion pierced through by all of the parallel folder rings, and two shafts. Each shaft respectively pivots the column-shaped battery portion and the main body at two opposite end of the shaft.
    Type: Grant
    Filed: October 13, 2009
    Date of Patent: March 20, 2012
    Assignee: Quanta Computer Inc.
    Inventors: Chee-Chun Leung, Yuan-Chen Liang, Chia-Hui Wu, Yi-Chun Lin
  • Patent number: 8017873
    Abstract: A chip on film (COF) structure includes a flexible circuit board and a chip. The flexible circuit board includes a flexible base film and a conductive layer. The flexible base film has a polyimide layer and an anisotropic conductive layer (ACL). The conductive layer is disposed on the flexible base film. The conductive layer and the ACL are separated by the polyimide layer. The chip is mounted with the conductive layer via interconnectors.
    Type: Grant
    Filed: July 2, 2008
    Date of Patent: September 13, 2011
    Assignee: Himax Technologies Limited
    Inventor: Chia-Hui Wu
  • Publication number: 20100309612
    Abstract: An electronic device includes an upper cover and a main body. A sliding assembly is disposed between the upper cover and the main body and includes a sliding portion, a spring, and a track with a first positioning portion disposed at the center of a side of the track and two second positionings portion disposed on two ends of the side of the track. The spring including an engaging portion and two ends, and the sliding portion are fixed on the cover. The engaging portion and the ends form an included angle. The sliding portion is movably connected to the track and slides thereon. When the sliding portion slides on the track, the engaging portion is engaged with one of the first positioning portion and the second positioning portions.
    Type: Application
    Filed: September 1, 2009
    Publication date: December 9, 2010
    Applicant: QUANTA COMPUTER INC.
    Inventors: Yuan-Chen Liang, Cheng-Wang Lin, Jui-Lan Yu, Chia-Hui Wu, Hung-Ching Chen
  • Publication number: 20100310303
    Abstract: A computer-contained binder provided in the disclosure has a document binder and a computer device. The document binder having at least one cover and plural parallel folder rings piercing through an edge of the cover. The computer device has a main body, a column-shaped battery portion pierced through by all of the parallel folder rings, and two shafts. Each shaft respectively pivots the column-shaped battery portion and the main body at two opposite end of the shaft.
    Type: Application
    Filed: October 13, 2009
    Publication date: December 9, 2010
    Applicant: Quanta Computer Inc.
    Inventors: Chee-Chun Leung, Yuan-Chen Liang, Chia-Hui Wu, Yi-Chun Lin
  • Publication number: 20100310302
    Abstract: A computer-contained binder provided in the disclosure has a document binder and a computer device. The document binder having at least one cover plate and plural parallel folder rings piercing through an edge of the cover plate. The computer device has a main body, a column-shaped battery portion pierced through by all of the parallel folder rings, and a movable arm. The movable arm has two opposite ends, in which one end thereof is fixed on one of the opposite ends of the column-shaped battery portion, and the other end thereof is movably disposed on one side of the main body.
    Type: Application
    Filed: October 13, 2009
    Publication date: December 9, 2010
    Applicant: Quanta Computer Inc.
    Inventors: Chee-Chun Leung, Yuan-Chen Liang, Chia-Hui Wu, Yi-Chun Lin
  • Publication number: 20090218116
    Abstract: A chip on film (COF) structure includes a flexible circuit board and a chip. The flexible circuit board includes a flexible base film and a conductive layer. The flexible base film has a polyimide layer and an anisotropic conductive layer (ACL). The conductive layer is disposed on the flexible base film. The conductive layer and the ACL are separated by the polyimide layer. The chip is mounted with the conductive layer via interconnectors.
    Type: Application
    Filed: July 2, 2008
    Publication date: September 3, 2009
    Inventor: Chia-Hui Wu
  • Publication number: 20090101513
    Abstract: A method of manufacturing a film printed circuit board is provided. A film substrate consisting of a polyimide substrate, an alloy layer and a first copper layer is provided. A first lithographic and etching process is performed to pattern the copper layer and the alloy layer and a plurality of conductive line structures is formed on the polyimide substrate. A second copper layer is formed over the polyimide substrate and the conductive line structures. A second lithographic and etching process is performed to pattern the second copper layer.
    Type: Application
    Filed: December 2, 2008
    Publication date: April 23, 2009
    Inventors: CHIA-HUI WU, Pai-Sheng Cheng, Hung-Yi Wang
  • Publication number: 20090091028
    Abstract: A semiconductor device including a semiconductor substrate, a contact pad, a passivation layer, a bump, and a seeding layer is provided. The semiconductor substrate has an active surface. The contact pad is disposed on the active surface. The passivation layer is disposed on the active surface and exposes a central part of the contact pad. The seeding layer is disposed on the exposed central part of the contact pad. The bump has a top surface, a bottom surface opposite to the top surface, and a side surface connecting the top surface and the bottom surface. The bump is disposed on the seeding layer. The bump is placed in contact with the seeding layer by the bottom surface and by part of the side surface.
    Type: Application
    Filed: April 28, 2008
    Publication date: April 9, 2009
    Applicant: HIMAX TECHNOLOGIES LIMITED
    Inventors: Chiu-Shun Lin, Chia-Hui Wu, Wen-Chieh Tu
  • Publication number: 20090020316
    Abstract: A method of manufacturing a chip on film (COF) is provided, including: providing a flexible circuit board; and forming a plurality of leads on the flexible circuit board. Each of the leads has a thickness of 8 um˜15 um and a cross-section shape is substantially rectangular. A COF structure, having a flexible circuit board and a plurality of leads formed on the flexible circuit board, is provided. Each lead has a thickness of 8 um˜15 um, and lead widths of the leads are based on pitch widths of a plurality of bumps corresponding to the leads. A COF structure, having a flexible circuit board and a plurality of leads formed on the flexible circuit board. Each of the leads has a thickness of 8 um˜15 um, and a lead width of each of the leads is greater than a bump width minus 4 um.
    Type: Application
    Filed: February 19, 2008
    Publication date: January 22, 2009
    Inventors: Chia-Hui Wu, Pai-Sheng Cheng, Po-Chiang Tseng
  • Patent number: 7473459
    Abstract: A method of manufacturing a film printed circuit board is provided. A film substrate consisting of a polyimide substrate, an alloy layer and a first copper layer is provided. A first lithographic and etching process is performed to pattern the copper layer and the alloy layer and a plurality of conductive line structures is formed on the polyimide substrate. A second copper layer is formed over the polyimide substrate and the conductive line structures. A second lithographic and etching process is performed to pattern the second copper layer.
    Type: Grant
    Filed: April 21, 2006
    Date of Patent: January 6, 2009
    Assignee: Himax Technologies Limited
    Inventors: Chia-Hui Wu, Pai-Sheng Cheng, Hung-Yi Wang
  • Publication number: 20060251873
    Abstract: A method of manufacturing a film printed circuit board is provided. A film substrate consisting of a polyimide substrate, an alloy layer and a first copper layer is provided. A first lithographic and etching process is performed to pattern the copper layer and the alloy layer and a plurality of conductive line structures is formed on the polyimide substrate. A second copper layer is formed over the polyimide substrate and the conductive line structures. A second lithographic and etching process is performed to pattern the second copper layer.
    Type: Application
    Filed: April 21, 2006
    Publication date: November 9, 2006
    Inventors: Chia-Hui WU, Pai-Sheng Cheng, Hung-Yi Wang
  • Patent number: 7064449
    Abstract: A chip structure and a bonding pad are provided. The chip structure comprises a chip and at least a bonding pad. The chip has an active surface. The bonding pad is disposed on the active surface of the chip. The bonding pad comprises a polygonal body and a plurality of first protruding portions. The polygonal body has a first planar surface and a corresponding second planar surface. The second planar surface of the polygonal body is in contact with the chip. The first protruding portions are disposed on the first planar surface at the corner regions of the polygonal body. By modifying the geometric shape of the bonding pad, the yield of bonding the chip structure and another device together through the bonding pad is increased.
    Type: Grant
    Filed: September 30, 2004
    Date of Patent: June 20, 2006
    Assignee: Himax Technologies, Inc.
    Inventors: Chiu-Shun Lin, Kuan-Chou Lin, Chia-Hui Wu, Pai-Sheng Cheng
  • Publication number: 20060006531
    Abstract: A chip structure and a bonding pad are provided. The chip structure comprises a chip and at least a bonding pad. The chip has an active surface. The bonding pad is disposed on the active surface of the chip. The bonding pad comprises a polygonal body and a plurality of first protruding portions. The polygonal body has a first planar surface and a corresponding second planar surface. The second planar surface of the polygonal body is in contact with the chip. The first protruding portions are disposed on the first planar surface at the corner regions of the polygonal body. By modifying the geometric shape of the bonding pad, the yield of bonding the chip structure and another device together through the bonding pad is increased.
    Type: Application
    Filed: September 30, 2004
    Publication date: January 12, 2006
    Inventors: Chiu-Shun Lin, Kuan-Chou Lin, Chia-Hui Wu, Pai-Sheng Cheng
  • Publication number: 20050133912
    Abstract: An electrical connection structure for electrically connecting with a chip and a bearing element is provided. The chip has a first surface. The bearing element has a second surface corresponding to the first surface. The electrical connection structure includes two outer contact points on the first surface, M inner contact points on the first surface and correspond to the inner side of the first surface, two outer conducting wires on the second surface, and M inner conducting wires on the second surface and corresponding to the M inner contact points. The chip and the bearing element are electrically connected via the electrical contact between the two outer contact points and the two outer conducting wires, and the electrical connection between the M inner contact points and the M inner conducting wires. M is a positive integer greater than or equal to 2.
    Type: Application
    Filed: November 24, 2004
    Publication date: June 23, 2005
    Inventors: Chia-Hui Wu, Pai-Sheng Cheng, Wen-Chieh Tu
  • Patent number: 6861749
    Abstract: A semiconductor device comprises a substrate having contact pads each covered by under bump metallurgy and a plurality of bump electrodes respectively provided on the under bump metallurgy covering the contact pads. According to one embodiment of the present invention, the semiconductor device is characterized by having at least one contact pad (e.g., a test contact pad) which is not provided with any bump electrode but still has under bump metallurgy provided thereon. According to another embodiment of the present invention, the semiconductor device is characterized by having at least a conductive line formed of the same material as the under bump metallurgy for interconnecting at least two of the contact pads. The present invention further provides methods of manufacturing the semiconductor devices.
    Type: Grant
    Filed: September 20, 2002
    Date of Patent: March 1, 2005
    Assignee: Himax Technologies, Inc.
    Inventors: Chia-Hui Wu, Biing-Seng Wu, Ying-Chou Tu
  • Patent number: 6772895
    Abstract: A casing for an electronic device and a method producing the same. The method comprises the following steps. First, a first member is formed of a first metallic material, and a second member is formed of a second metallic material. In the second member, at least one step portion is formed. Then, the casing is produced by combining the first member and the second member in a manner such that the step portion corresponds to the unit and the second member is nearer to the unit than the first member.
    Type: Grant
    Filed: June 11, 2002
    Date of Patent: August 10, 2004
    Assignee: Quanta Computer Inc.
    Inventors: Yuan-Chen Liang, Wei-Cheng Yen, Chih-Ming Hsu, Chia-Hui Wu