Patents by Inventor Tsang-Yu Liu

Tsang-Yu Liu 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: 9406590
    Abstract: A chip package is provided. The chip package comprises a semiconductor chip, an isolation layer, a redistributing metal layer, and a bonding pad. The semiconductor chip has a first conducting pad disposed on a lower surface, and a first hole corresponding to the first conducting pad. The first hole and the isolation layer extend from an upper surface to the lower surface to expose the first conducting pad. The redistributing metal layer is disposed on the isolation layer and has a redistributing metal line corresponding to the first conducting pad, the redistributing metal line is connected to the first conducting pad through the opening. The bonding pad is disposed on the isolation layer and one side of the semiconductor chip, wherein the redistributing metal line extends to the bonding pad to electrically connect the first conducting pad to the bonding pad. A method thereof is also provided.
    Type: Grant
    Filed: April 17, 2014
    Date of Patent: August 2, 2016
    Assignee: XINTEC INC.
    Inventors: Chia-Sheng Lin, Yen-Shih Ho, Tsang-Yu Liu
  • Patent number: 9406818
    Abstract: A method of manufacturing chip package includes providing a semiconductor wafer having a plurality of semiconductor chips. An outer spacer and a plurality of inner spacers are formed on the semiconductor wafer. A protection lid is formed and disposed on the outer spacer and the inner spacers. A plurality of cavities is formed on each of the semiconductor chips from a lower surface thereof to expose the conductive pad disposed on the upper surface of the semiconductor chip. A plurality of conductive portions is formed and fills each of the cavities and electrically connected to each of the conductive pads. A plurality of solder balls is disposed on the lower surface and electrically connected to each of the conductive portions. The semiconductor chips are separated by cutting along a plurality of cutting lines between each of the semiconductor chips.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: August 2, 2016
    Assignee: XINTEC INC.
    Inventors: Tsang-Yu Liu, Shu-Ming Chang, Po-Han Lee
  • Publication number: 20160218129
    Abstract: A method for forming a photosensitive module is provided. The method includes providing a sensing device. The sensing device includes a substrate having a first surface and a second surface opposite thereto. A conducting pad is located on the first surface. A first opening penetrates the substrate and exposes the conducting pad. A redistribution layer is in the first opening to electrically connect to the conducting pad. A cover plate is located on the first surface and covers the conducting pad. The method also includes bonding the sensing device to a circuit board. The cover plate is removed after bonding the sensing device to the circuit board. The method further includes mounting an optical component corresponding to the sensing device on the circuit board. A photosensitive module formed by the method is also provided.
    Type: Application
    Filed: January 25, 2016
    Publication date: July 28, 2016
    Inventors: Tsang-Yu LIU, Chi-Chang LIAO
  • Publication number: 20160218133
    Abstract: A method for forming a photosensitive module is provided. The method includes providing a sensing device. The sensing device includes a conducting pad located on a substrate. A first opening penetrates the substrate and exposes the conducting pad. A redistribution layer is in the first opening to electrically connect to the conducting pad. A cover plate is located on the substrate and covers the conducting pad. The method also includes removing the cover plate of the sensing device. The method further includes bonding the sensing device to a circuit board after the removal of the cover plate. The redistribution layer in the first opening is exposed and faces the circuit board. In addition, the method includes mounting an optical component corresponding to the sensing device on the circuit board. A photosensitive module formed by the method is also provided.
    Type: Application
    Filed: January 25, 2016
    Publication date: July 28, 2016
    Inventors: Yen-Shih HO, Tsang-Yu LIU, Chi-Chang LIAO
  • Publication number: 20160218140
    Abstract: A manufacturing method of a semiconductor structure includes the following steps. A patterned photoresist layer is formed on a wafer of the wafer structure. The wafer is etched, such that channels are formed in the wafer, and a protection layer of the wafer structure is exposed through the channels. The protection layer is etched, such that openings aligned with the channels are formed in the protection layer. Landing pads in the protection layer are respectively exposed through the openings and the channels, and the caliber of each of the openings is gradually increased toward the corresponding channel. Side surfaces of the wafer surrounding the channels are etched, such that the channels are expanded to respectively form hollow regions. The caliber of the hollow region is gradually decreased toward the opening, and the caliber of the opening is smaller than that of the hollow region.
    Type: Application
    Filed: March 31, 2016
    Publication date: July 28, 2016
    Inventors: Wei-Ming CHIEN, Chia-Sheng LIN, Tsang-Yu LIU, Yen-Shih HO
  • Publication number: 20160211297
    Abstract: A manufacturing method of a chip package includes the following steps. A light transmissive substrate is bonded to a first surface of a wafer, such that a dam element between the light transmissive substrate and the wafer covers a conductive pad of the wafer. A second surface of the wafer facing away from the first surface is etched, such that a hollow region and a trench selectively communicated with the hollow region are synchronously formed in the wafer. A first isolation layer on the conductive pad is etched to expose the conductive pad through the hollow region.
    Type: Application
    Filed: January 19, 2016
    Publication date: July 21, 2016
    Inventors: Tsang-Yu LIU, Chia-Ming CHENG
  • Publication number: 20160190353
    Abstract: A method for forming a photosensitive module is provided. The method includes providing a substrate having a first surface and a second surface opposite thereto. A conducting pad is located on the first surface. A cover plate is provided on the first surface of the substrate. An opening is formed. The opening penetrates the substrate and exposes the conducting pad. A redistribution layer is formed in the first opening to electrically connect to the conducting pad. The cover plate is removed and a dicing process is performed to form a sensing device. The sensing device is bonded to a circuit board. An optical component is mounted on the circuit board and corresponds to the sensing device. A photosensitive module formed by the method is also provided.
    Type: Application
    Filed: September 21, 2015
    Publication date: June 30, 2016
    Inventors: Chi-Chang LIAO, Po-Chang HUANG, Tsang-Yu LIU
  • Publication number: 20160181212
    Abstract: A chip package is provided. The chip package includes a substrate having a first surface and a second surface opposite thereto. A dielectric layer is disposed on the first surface of the substrate and includes a conducting pad structure. A first opening penetrates the substrate and exposes a surface of the conducting pad structure. A second opening is communication with the first opening and penetrates the conducting pad structure. A redistribution layer is conformally disposed on a sidewall of the first opening and the surface of the conducting pad structure and is filled into the second opening. A method for forming the chip package is also provided.
    Type: Application
    Filed: December 3, 2015
    Publication date: June 23, 2016
    Inventors: Tsang-Yu LIU, Po-Han LEE, Wei-Ming CHIEN
  • Publication number: 20160171273
    Abstract: A chip package includes a substrate, a capacitive sensing layer and a computing chip. The substrate has a first surface and a second surface opposite to the first surface, and the capacitive sensing layer is disposed above the second surface and having a third surface opposite to the second surface, which the capacitive sensing layer includes a plurality of capacitive sensing electrodes and a plurality of metal wires. The capacitive sensing electrodes are on the second surface, and the metal wires are on the capacitive sensing electrodes. The computing chip is disposed above the third surface and electrically connected to the capacitive sensing electrodes.
    Type: Application
    Filed: December 11, 2015
    Publication date: June 16, 2016
    Inventors: Yen-Shih HO, Shu-Ming CHANG, Tsang-Yu LIU, Hsing-Lung SHEN
  • Patent number: 9355975
    Abstract: A chip package including a chip having an upper surface, a lower surface and a sidewall is provided. The chip includes a signal pad region adjacent to the upper surface. A first recess extends from the upper surface toward the lower surface along the sidewall. At least one second recess extends from a first bottom of the first recess toward the lower surface. The first and second recesses further laterally extend along a side of the upper surface, and a length of the first recess extending along the side is greater than that of the second recess extending along the side. A redistribution layer is electrically connected to the signal pad region and extends into the second recess. A method for forming the chip package is also provided.
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: May 31, 2016
    Assignee: XINTEC INC.
    Inventors: Yen-Shih Ho, Tsang-Yu Liu, Shu-Ming Chang, Yu-Lung Huang, Chao-Yen Lin, Wei-Luen Suen, Chien-Hui Chen, Chi-Chang Liao
  • Patent number: 9349710
    Abstract: A method for forming a chip package is provided. A first substrate is provided. A second substrate is attached on the first substrate, wherein the second substrate has a plurality of rectangular chip regions separated by a scribed-line region. A portion of the second substrate corresponding to the scribed-line region is removed to form a plurality of chips on the first substrate, wherein at least one bridge portion is formed between adjacent chips. A chip package formed by the method is also provided.
    Type: Grant
    Filed: October 1, 2014
    Date of Patent: May 24, 2016
    Assignee: XINTEC INC.
    Inventors: Chien-Hui Chen, Tsang-Yu Liu, Chun-Wei Chang, Chia-Ming Cheng
  • Publication number: 20160141254
    Abstract: An embodiment of the invention provides a chip package which includes: a semiconductor substrate having a first surface and a second surface; a first recess extending from the first surface towards the second surface; a second recess extending from a bottom of the first recess towards the second surface, wherein a sidewall and the bottom of the first recess and a second sidewall and a second bottom of the second recess together form an exterior side surface of the semiconductor substrate; a wire layer disposed over the first surface and extending into the first recess and/or the second recess; an insulating layer positioned between the wire layer and the semiconductor substrate; and a metal light shielding layer disposed over the first surface and having at least one hole, wherein a shape of the at least one hole is a quadrangle.
    Type: Application
    Filed: January 27, 2016
    Publication date: May 19, 2016
    Inventors: Yi-Min LIN, Yi-Ming CHANG, Shu-Ming CHANG, Yen-Shih HO, Tsang-Yu LIU, Chia-Ming CHENG
  • Patent number: 9334158
    Abstract: An embodiment of the invention provides a chip package including: a first semiconductor substrate; a second semiconductor substrate disposed on the first semiconductor substrate, wherein the second semiconductor substrate includes a lower semiconductor layer, an upper semiconductor layer, and an insulating layer located between the lower semiconductor layer and the upper semiconductor layer, and a portion of the lower semiconductor layer electrically contacts with at least a pad on the first semiconductor substrate; a signal conducting structure disposed on a lower surface of the first semiconductor substrate, wherein the signal conducting structure is electrically connected to a signal pad on the first semiconductor substrate; and a conducting layer disposed on the upper semiconductor layer of the second semiconductor substrate and electrically contacted with the portion of the lower semiconductor layer electrically contacting with the at least one pad on the first semiconductor substrate.
    Type: Grant
    Filed: May 22, 2013
    Date of Patent: May 10, 2016
    Assignee: XINTEC INC.
    Inventors: Yu-Ting Huang, Shu-Ming Chang, Yen-Shih Ho, Tsang-Yu Liu
  • Patent number: 9331024
    Abstract: An IC wafer and the method of making the IC wafer, the IC wafer includes an integrated circuit layer having a plurality of solder pads and an insulated layer arranged thereon, a plurality of through holes cut through the insulated layer corresponding to the solder pads respectively for the implantation of a package layer, and an electromagnetic shielding layer formed on the top surface of the insulated layer and electrically isolated from the solder pads of the integrated circuit layer for electromagnetic shielding. Thus, the integrated circuit does not require any further shielding mask, simplifying the fabrication. Further, the design of the through holes facilitates further packaging process.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: May 3, 2016
    Assignee: XINTEC INC.
    Inventors: Yao-Hsiang Chen, Tsang-Yu Liu, Yen-Shih Ho, Shu-Ming Chang
  • Patent number: 9331256
    Abstract: A manufacturing method of a semiconductor structure includes the following steps. A patterned photoresist layer is formed on a wafer of the wafer structure. The wafer is etched, such that channels are formed in the wafer, and a protection layer of the wafer structure is exposed through the channels. The protection layer is etched, such that openings aligned with the channels are formed in the protection layer. Landing pads in the protection layer are respectively exposed through the openings and the channels, and the caliber of each of the openings is gradually increased toward the corresponding channel. Side surfaces of the wafer surrounding the channels are etched, such that the channels are expanded to respectively form hollow regions. The caliber of the hollow region is gradually decreased toward the opening, and the caliber of the opening is smaller than that of the hollow region.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: May 3, 2016
    Assignee: XINTEC INC.
    Inventors: Wei-Ming Chien, Chia-Sheng Lin, Tsang-Yu Liu, Yen-Shih Ho
  • Publication number: 20160111555
    Abstract: A method of manufacturing chip package includes providing a semiconductor wafer having a plurality of semiconductor chips. An outer spacer and a plurality of inner spacers are formed on the semiconductor wafer. A protection lid is formed and disposed on the outer spacer and the inner spacers. A plurality of cavities is formed on each of the semiconductor chips from a lower surface thereof to expose the conductive pad disposed on the upper surface of the semiconductor chip. A plurality of conductive portions is formed and fills each of the cavities and electrically connected to each of the conductive pads. A plurality of solder balls is disposed on the lower surface and electrically connected to each of the conductive portions. The semiconductor chips are separated by cutting along a plurality of cutting lines between each of the semiconductor chips.
    Type: Application
    Filed: December 16, 2015
    Publication date: April 21, 2016
    Inventors: Tsang-Yu LIU, Shu-Ming CHANG, Po-Han LEE
  • Patent number: 9318461
    Abstract: A wafer level array of chips is provided. The wafer level array of chips comprises a semiconductor wafer, and a least one extending-line protection. The semiconductor wafer has at least two chips, which are arranged adjacent to each other, and a carrier layer. Each chip has an upper surface and a lower surface, and comprises at least one device. The device is disposed upon the upper surface, covered by the carrier layer. The extending-line protection is disposed under the carrier layer and between those two chips. The thickness of the extending-line protection is less than that of the chip. Wherein the extending-line protection has at least one extending-line therein. In addition, a chip package fabricated by the wafer level array of chips, and a method thereof are also provided.
    Type: Grant
    Filed: April 17, 2014
    Date of Patent: April 19, 2016
    Assignee: XINTEC INC.
    Inventors: Chun-Wei Chang, Kuei-Wei Chen, Chia-Ming Cheng, Chia-Sheng Lin, Chien-Hui Chen, Tsang-Yu Liu
  • Patent number: 9305843
    Abstract: An embodiment of the invention provides a chip package which includes: a first chip; a second chip disposed on the first chip, wherein a side surface of the second chip is a chemically-etched surface; and a bonding bulk disposed between the first chip and the second chip such that the first chip and the second chip are bonded with each other.
    Type: Grant
    Filed: January 13, 2015
    Date of Patent: April 5, 2016
    Assignee: XINTEC INC.
    Inventors: Bing-Siang Chen, Chien-Hui Chen, Shu-Ming Chang, Tsang-Yu Liu, Yen-Shih Ho
  • Patent number: 9293394
    Abstract: An embodiment of the invention provides a chip package which includes a substrate having a first surface and a second surface; a conducting pad structure located on the first surface; a dielectric layer located on the first surface of the substrate and the conducting pad structure, wherein the dielectric layer has an opening exposing a portion of the conducting pad structure; and a cap layer located on the dielectric layer and filled into the opening.
    Type: Grant
    Filed: April 23, 2014
    Date of Patent: March 22, 2016
    Assignee: XINTEC INC.
    Inventors: Bai-Yao Lou, Tsang-Yu Liu, Chia-Sheng Lin, Tzu-Hsiang Hung
  • Patent number: 9287417
    Abstract: Disclosed herein is a semiconductor chip package, which includes a semiconductor chip, a plurality of vias, an isolation layer, a redistribution layer, and a packaging layer. The vias extend from the lower surface to the upper surface of the semiconductor chip. The vias include at least one first via and at least one second via. The isolation layer also extends from the lower surface to the upper surface of the semiconductor chip, and part of the isolation layer is disposed in the vias. The sidewall of the first via is totally covered by the isolation layer while the sidewall of the second via is partially covered by the isolation layer. The redistribution layer is disposed below the isolation layer and fills the plurality of vias, and the packaging layer is disposed below the isolation layer.
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: March 15, 2016
    Assignee: XINTEC INC.
    Inventors: Wei-Luen Suen, Shu-Ming Chang, Yu-Lung Huang, Yen-Shih Ho, Tsang-Yu Liu