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: 9640488
    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: Grant
    Filed: January 27, 2016
    Date of Patent: May 2, 2017
    Assignee: XINTEC INC.
    Inventors: Yi-Min Lin, Yi-Ming Chang, Shu-Ming Chang, Yen-Shih Ho, Tsang-Yu Liu, Chia-Ming Cheng
  • Patent number: 9640683
    Abstract: A semiconductor structure includes a silicon substrate, a protection layer, an electrical pad, an isolation layer, a redistribution layer, a conductive layer, a passivation layer, and a conductive structure. The silicon substrate has a concave region, a step structure, a tooth structure, a first surface, and a second surface opposite to the first surface. The step structure and the tooth structure surround the concave region. The step structure has a first oblique surface, a third surface, and a second oblique surface facing the concave region and connected in sequence. The protection layer is located on the first surface of the silicon substrate. The electrical pad is located in the protection layer and exposed through the concave region. The isolation layer is located on the first and second oblique surfaces, the second and third surfaces of the step structure, and the tooth structure.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: May 2, 2017
    Assignee: XINTEC INC.
    Inventors: Wei-Luen Suen, Wei-Ming Chien, Po-Han Lee, Tsang-Yu Liu, Yen-Shih Ho
  • Publication number: 20170116458
    Abstract: A method for forming a sensing device includes providing a first substrate. The first substrate has a first surface and a second surface opposite thereto. A sensing region is adjacent to the first surface. A temporary cover plate is provided on the second surface to cover the sensing region. The method also includes forming a redistribution layer on the second surface and electrically connected to the sensing region. The method further includes removing the temporary cover plate after the formation of the redistribution layer. The first substrate is bonded to a second substrate and a cover plate after the removal of the temporary cover plate so that the first substrate is positioned between the second substrate and the cover plate. In addition, the method includes filling an encapsulating layer between the second substrate and the cover plate to surround the first substrate.
    Type: Application
    Filed: October 19, 2016
    Publication date: April 27, 2017
    Inventors: Tsang-Yu LIU, Ying-Nan WEN, Chi-Chang LIAO, Yu-Lung HUANG
  • Publication number: 20170117242
    Abstract: A chip package is provided. The chip package includes a substrate. The substrate includes a sensing region or device region. The chip package also includes a first conducting structure disposed on the substrate. The first conducting structure is electrically connected to the sensing region or device region. The chip package further includes a passive element vertically stacked on the substrate. The passive element and the first conducting structure are positioned side by side.
    Type: Application
    Filed: October 19, 2016
    Publication date: April 27, 2017
    Inventors: Yen-Shih HO, Tsang-Yu LIU, Po-Han LEE, Chi-Chang LIAO
  • Patent number: 9633935
    Abstract: A stacked chip package is provided. The stacked chip package includes a first substrate having a first side and a second side opposite thereto. The first substrate includes a recess therein. The recess adjoins a side edge of the first substrate. A plurality of redistribution layers is disposed on the first substrate and extends onto the bottom of the recess. A second substrate is disposed on the first side of the first substrate. A plurality of bonding wires is correspondingly disposed on the redistribution layers in the recess, and extends onto the second substrate. A device substrate is disposed on the second side of the first substrate. A method of forming the stacked chip package is also provided.
    Type: Grant
    Filed: April 27, 2015
    Date of Patent: April 25, 2017
    Assignee: XINTEC INC.
    Inventors: Yen-Shih Ho, Chih-Wei Ho, Tsang-Yu Liu
  • Patent number: 9620431
    Abstract: A chip package including a semiconductor substrate is provided. A recess is in the semiconductor substrate, wherein the semiconductor substrate has at least one spacer protruding from the bottom of the recess. A conducting layer is disposed on the semiconductor substrate and extends into the recess. A method for forming the chip package is also provided.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: April 11, 2017
    Assignee: XINTEC INC.
    Inventors: Chia-Ming Cheng, Tsang-Yu Liu, Chi-Chang Liao, Yu-Lung Huang
  • Patent number: 9611143
    Abstract: A method for forming a chip package is provided. The method includes providing a substrate and a capping layer, wherein the substrate has a sensing device therein adjacent to a surface of the substrate. The capping layer is attached to the surface of the substrate by an adhesive layer, wherein the adhesive layer covers the sensing device. A dicing process is performed on the substrate, the adhesive layer, and the capping layer along a direction to form individual chip packages.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: April 4, 2017
    Assignee: XINTEC INC.
    Inventors: Yen-Shih Ho, Tsang-Yu Liu, Chia-Sheng Lin, Yi-Ming Chang
  • Patent number: 9613919
    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: Grant
    Filed: December 3, 2015
    Date of Patent: April 4, 2017
    Assignee: XINTEC INC.
    Inventors: Tsang-Yu Liu, Po-Han Lee, Wei-Ming Chien
  • Publication number: 20170092607
    Abstract: A chip package is provided. The chip package includes a first substrate including a sensing region or device region. The chip package also includes a second substrate. The first substrate is mounted on the second substrate and is electrically connected to the second substrate. The ratio of the thickness of the first substrate to the thickness of the second substrate is in a range from 2 to 8.
    Type: Application
    Filed: September 21, 2016
    Publication date: March 30, 2017
    Inventors: Hsin KUAN, Tsang-Yu LIU, Po-Han LEE
  • Patent number: 9601460
    Abstract: A chip package including a semiconductor substrate is provided. A recess is in the semiconductor substrate and adjoins a side edge of the semiconductor substrate, wherein the semiconductor substrate has at least one spacer protruding from the bottom of the recess. A conducting layer is disposed on the semiconductor substrate and extends into the recess.
    Type: Grant
    Filed: February 10, 2015
    Date of Patent: March 21, 2017
    Assignee: XINTEC INC.
    Inventors: Yen-Shih Ho, Tsang-Yu Liu, Chia-Sheng Lin, Chia-Ming Cheng, Shu-Ming Chang, Tzu-Wen Tseng
  • Publication number: 20170077158
    Abstract: A chip package including a substrate is provided. The substrate has a first surface and a second surface opposite thereto. The substrate includes a sensing region. A cover plate is on the first surface and covers the sensing region. A shielding layer covers a sidewall of the cover plate and extends towards the second surface. The shielding layer has an inner surface adjacent to the cover plate and has an outer surface away from the cover plate. The length of the outer surface extending towards the second surface is less than that of the inner surface extending towards the second surface, and is not less than that of the sidewall of the cover plate. A method of forming the chip package is also provided.
    Type: Application
    Filed: September 7, 2016
    Publication date: March 16, 2017
    Inventors: Yu-Lung HUANG, Tsang-Yu LIU, Yi-Ming CHANG, Hsin KUAN
  • Publication number: 20170053848
    Abstract: A sensing module is provided. The sensing module includes a sensing device. The sensing device includes a first substrate having a first surface and a second surface opposite thereto. The sensing device also includes a sensing region adjacent to the first surface and a conducting pad on the first surface. The sensing device further includes a redistribution layer on the second surface and electrically connected to the conducting pad. The sensing module also includes a second substrate and a cover plate bonded to the sensing device so that the sensing device is between the second substrate and the cover plate. The conducting pad is electrically connected to the second substrate through the redistribution layer. The sensing module further includes an encapsulating layer filled between the second substrate and the cover plate to surround the sensing device.
    Type: Application
    Filed: August 15, 2016
    Publication date: February 23, 2017
    Inventors: Shu-Ming CHANG, Po-Chang HUANG, Tsang-Yu LIU, Yu-Lung HUANG, Chi-Chang LIAO
  • Publication number: 20170047455
    Abstract: This present invention provides a novel sensing chip package and a manufacturing method thereof, and in particular provides a proximity sensing chip package and a manufacturing thereof, which is characterized by forming a light blocking layer surrounding the light emitting device of the sensor to block the lateral light emitted by the light emitting device to reduce the interference of the lateral light and enhance the sensitivity of the light sensing device.
    Type: Application
    Filed: August 8, 2016
    Publication date: February 16, 2017
    Inventors: Ho-Yin YIU, Ying-Nan WEN, Tsang-Yu LIU
  • Patent number: 9570398
    Abstract: An embodiment of the invention provides a chip package which includes: a first substrate; a second substrate disposed thereon, wherein the second substrate includes a lower semiconductor layer, an upper semiconductor layer, and an insulating layer therebetween, and a portion of the lower semiconductor layer electrically contacts with at least one pad on the first substrate; a conducting layer disposed on the upper semiconductor layer of the second substrate and electrically connected to the portion of the lower semiconductor layer electrically contacting with the at least one pad; an opening extending from the upper semiconductor layer towards the lower semiconductor layer and extending into the lower semiconductor layer; and a protection layer disposed on the upper semiconductor layer and the conducting layer, wherein the protection layer extends onto a portion of a sidewall of the opening, and does not cover the lower semiconductor layer in the opening.
    Type: Grant
    Filed: May 15, 2013
    Date of Patent: February 14, 2017
    Assignee: XINTEC INC.
    Inventors: Shu-Ming Chang, Yu-Ting Huang, Tsang-Yu Liu, Yen-Shih Ho
  • Publication number: 20170040372
    Abstract: This present invention provides a method of manufacturing a chip scale sensing chip package, comprising the steps of: providing a sensing device wafer having a first top surface and a first bottom surface opposite to each other, whereby the sensing device wafer comprises a plurality of chip areas, and each of the chip areas comprising a sensing device and a plurality of conductive pads adjacent to the sensing chip nearby the first top surface; providing a cap wafer having a second top surface and a second bottom surface opposite to each other, and bonding the second surface of the cap wafer to the first top surface of the sensing device wafer by sandwiching a first adhesive layer therebetween; providing a temporary carrier substrate, and bonding the temporary carrier substrate to the second top surface of the cap wafer by sandwiching a second adhesive layer therebetween; forming a wiring layer connecting to each of the conductive pads on the first bottom surface of the sensing device wafer; providing a first
    Type: Application
    Filed: August 2, 2016
    Publication date: February 9, 2017
    Inventors: Yen-Shih HO, Tsang-Yu LIU, Chia-Sheng LIN, Chia-Ming CHENG
  • Patent number: 9559001
    Abstract: According to an embodiment of the invention, a chip package is provided, which includes: a substrate having an upper surface and a lower surface; a hole extending from the upper surface toward the lower surface; an insulating layer located overlying a sidewall of the hole; and a material layer located overlying the sidewall of the hole, wherein the material layer is separated from the upper surface of the substrate by a distance and a thickness of the material layer decreases along a direction toward the lower surface.
    Type: Grant
    Filed: February 9, 2011
    Date of Patent: January 31, 2017
    Assignee: XINTEC INC.
    Inventors: Yu-Lin Yen, Ming-Kun Yang, Tsang-Yu Liu, Long-Sheng Yeou
  • Publication number: 20160379040
    Abstract: This invention provides a touch panel-sensing chip package module complex, comprising: a touch panel with a first top surface and a first bottom surface opposite to each other, wherein the first bottom surface having a first cavity with a bottom wall surrounded by a sidewall; a color layer formed on the bottom wall and the first bottom surface adjacent to the cavity; and a chip scale sensing chip package module bonded to the cavity by the color layer formed on the bottom wall of the cavity.
    Type: Application
    Filed: June 8, 2016
    Publication date: December 29, 2016
    Inventors: Shu-Ming CHANG, Tsang-Yu LIU, Yen-Shih HO
  • Publication number: 20160355393
    Abstract: A chip package includes a chip having an upper surface and a lower surface. A sensing element is disposed on the upper surface of the chip, and a thermal dissipation layer is disposed below the lower surface of the chip. A plurality of thermal dissipation external connections are disposed below the thermal dissipation layer and in contact with the thermal dissipation layer.
    Type: Application
    Filed: June 2, 2016
    Publication date: December 8, 2016
    Inventors: Tsang-Yu LIU, Wei-Luen SUEN, Po-Han LEE
  • Publication number: 20160351608
    Abstract: A chip package includes a substrate, a conductive layer and a plurality of thermal dissipation connections. The substrate includes a light-sensing region and has an upper surface and a lower surface opposite to each other. The conductive layer is disposed at the lower surface of the substrate and includes a light-shielding dummy conductive layer substantially aligned with the light-sensing region. The thermal dissipation connections are disposed beneath the lower surface of the substrate.
    Type: Application
    Filed: May 24, 2016
    Publication date: December 1, 2016
    Inventors: Yu-Lung HUANG, Chi-Chang LIAO, Tsang-Yu LIU
  • Publication number: 20160351607
    Abstract: An image sensing device includes a printed circuit board, a chip package, and an adhesive layer. The printed circuit board has a concave portion. The chip package has a sensing surface and a bonding surface that is opposite to the sensing surface. The adhesive layer is disposed between the bonding surface of the chip package and the concave portion of the printed circuit board. The adhesive layer has an aggregation force. The chip package is bent through a surface of the concave portion and the aggregation force, such that the sensing surface of the chip package is an arc surface.
    Type: Application
    Filed: May 27, 2016
    Publication date: December 1, 2016
    Inventors: Tsang-Yu LIU, Chi-Chang LIAO