Patents by Inventor Long Sheng Yeou

Long Sheng Yeou 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: 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
  • Patent number: 9184092
    Abstract: A method for forming a chip package, by providing a substrate having a plurality of conducting pads below a lower surface, and a dielectric layer located between the conducting pads, forming a recess in an upper surface of the substrate, forming a hole extending through the bottom of the recess, forming an insulating layer on the sidewall of the recess and in the hole, exposing a portion of the conducting pads through the insulating layer, and forming a conducting layer on the insulating layer and through the hole to contact with the conducting pads.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: November 10, 2015
    Assignee: XINTEC INC.
    Inventors: Yu-Lin Yen, Chien-Hui Chen, Tsang-Yu Liu, Long-Sheng Yeou
  • Patent number: 9177862
    Abstract: A fabrication method of a semiconductor stack structure mainly includes: singulating a wafer of a first specification into a plurality of chips; rearranging the chips into a second specification of a wafer so as to stack the chips on a substrate of the second specification through a plurality of blocks; forming a redistribution layer on the chips; and performing a cutting process to obtain a plurality of semiconductor stack structures. Therefore, the present invention allows a wafer of a new specification to be processed by using conventional equipment without the need of new factory buildings or equipment. As such, chip packages can be timely supplied to meet the replacement speed of electronic products.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: November 3, 2015
    Assignee: XINTEC INC.
    Inventors: Yen-Shih Ho, Hsin Kuan, Long-Sheng Yeou, Tsang-Yu Liu, Chia-Ming Cheng
  • Patent number: 9064950
    Abstract: An embodiment of the present invention relates to a chip package and fabrication method thereof, which includes a chip protection layer or an additional etching stop layer to cover conducting pads to prevent dicing residue from damaging or scratching the conducting pads. According to another embodiment, a chip protection layer, an additional etching stop layer formed thereon, or a metal etching stop layer level with conducting pads or combinations thereof may be used when etching an intermetal dielectric layer at a structural etching region and a silicon substrate to form an opening for subsequent semiconductor manufacturing processes.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: June 23, 2015
    Assignee: XINTEC INC.
    Inventors: Chia-Lun Tsai, Chia-Ming Cheng, Long-Sheng Yeou
  • Patent number: 8951836
    Abstract: A method for forming a chip package, in which a substrate has a plurality of conducting pads located below its lower surface, and a dielectric layer located between the conducting pads. A hole is formed extending from the upper surface of the substrate towards the conducting pads. After the hole is formed, a trench is formed extending from the upper surface towards the lower surface of the substrate, with the trench connecting with the hole. An insulating layer is formed on a sidewall of the trench and a sidewall and a bottom of the hole, and a portion of the insulating layer and a portion of the dielectric layer are removed to expose a portion of the conducting pads. A conducting layer is formed on the sidewall of the trench and the sidewall and the bottom of the hole, electrically contacting with the conducting pads.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: February 10, 2015
    Assignee: Xintec, Inc.
    Inventors: Yu-Lin Yen, Chien-Hui Chen, Tsang-Yu Liu, Long-Sheng Yeou
  • Publication number: 20140199835
    Abstract: According to an embodiment of the invention, a chip package is provided. The chip package includes: a substrate having an upper surface and a lower surface; a plurality of conducting pads located under the lower surface of the substrate; a dielectric layer located between the conducting pads; a trench extending from the upper surface towards the lower surface of the substrate; a hole extending from a bottom of the trench towards the lower surface of the substrate, wherein an upper sidewall of the hole inclines to the lower surface of the substrate, and a lower sidewall or a bottom of the hole exposes a portion of the conducting pads; and a conducting layer located in the hole and electrically connected to at least one of the conducting pads.
    Type: Application
    Filed: March 14, 2014
    Publication date: July 17, 2014
    Applicant: XINTEC INC.
    Inventors: Yu-Lin YEN, Chien-Hui CHEN, Tsang-Yu LIU, Long-Sheng YEOU
  • Publication number: 20140199830
    Abstract: According to an embodiment of the invention, a chip package is provided. The chip package includes: a substrate having an upper surface and a lower surface; a plurality of conducting pads located under the lower surface of the substrate; a dielectric layer located between the conducting pads; a trench extending from the upper surface towards the lower surface of the substrate; a hole extending from a bottom of the trench towards the lower surface of the substrate, wherein a sidewall of the hole is substantially perpendicular to the lower surface of the substrate, and the sidewall or a bottom of the hole exposes a portion of the conducting pads; and a conducting layer located in the hole and electrically connected to at least one of the conducting pads.
    Type: Application
    Filed: March 14, 2014
    Publication date: July 17, 2014
    Applicant: XINTEC INC.
    Inventors: Yu-Lin YEN, Chien-Hui CHEN, Tsang-Yu LIU, Long-Sheng YEOU
  • Publication number: 20140113412
    Abstract: An embodiment of the present invention relates to a chip package and fabrication method thereof, which includes a chip protection layer or an additional etching stop layer to cover conducting pads to prevent dicing residue from damaging or scratching the conducting pads. According to another embodiment, a chip protection layer, an additional etching stop layer formed thereon, or a metal etching stop layer level with conducting pads or combinations thereof may be used when etching an intermetal dielectric layer at a structural etching region and a silicon substrate to form an opening for subsequent semiconductor manufacturing processes.
    Type: Application
    Filed: December 19, 2013
    Publication date: April 24, 2014
    Applicant: XINTEC INC.
    Inventors: Chia-Lun TSAI, Chia-Ming CHENG, Long-Sheng YEOU
  • Patent number: 8698316
    Abstract: According to an embodiment of the invention, a chip package is provided. The chip package includes: a substrate having an upper surface and a lower surface; a plurality of conducting pads located under the lower surface of the substrate; a dielectric layer located between the conducting pads; a trench extending from the upper surface towards the lower surface of the substrate; a hole extending from a bottom of the trench towards the lower surface of the substrate, wherein a sidewall of the hole is substantially perpendicular to the lower surface of the substrate, and the sidewall or a bottom of the hole exposes a portion of the conducting pads; and a conducting layer located in the hole and electrically connected to at least one of the conducting pads.
    Type: Grant
    Filed: July 25, 2011
    Date of Patent: April 15, 2014
    Inventors: Yu-Lin Yen, Chien-Hui Chen, Tsang-Yu Liu, Long-Sheng Yeou
  • Patent number: 8692382
    Abstract: According to an embodiment of the invention, a chip package is provided. The chip package includes: a substrate having an upper surface and a lower surface; a plurality of conducting pads located under the lower surface of the substrate; a dielectric layer located between the conducting pads; a trench extending from the upper surface towards the lower surface of the substrate; a hole extending from a bottom of the trench towards the lower surface of the substrate, wherein an upper sidewall of the hole inclines to the lower surface of the substrate, and a lower sidewall or a bottom of the hole exposes a portion of the conducting pads; and a conducting layer located in the hole and electrically connected to at least one of the conducting pads.
    Type: Grant
    Filed: July 25, 2011
    Date of Patent: April 8, 2014
    Inventors: Yu-Lin Yen, Chien-Hui Chen, Tsang-Yu Liu, Long-Sheng Yeou
  • Patent number: 8637970
    Abstract: An embodiment of the present invention relates to a chip package and fabrication method thereof, which includes a chip protection layer or an additional etching stop layer to cover conducting pads to prevent dicing residue from damaging or scratching the conducting pads. According to another embodiment, a chip protection layer, an additional etching stop layer formed thereon, or a metal etching stop layer level with conducting pads or combinations thereof may be used when etching an intermetal dielectric layer at a structural etching region and a silicon substrate to form an opening for subsequent semiconductor manufacturing processes.
    Type: Grant
    Filed: August 12, 2010
    Date of Patent: January 28, 2014
    Inventors: Chia-Lun Tsai, Chia-Ming Cheng, Long-Sheng Yeou
  • Patent number: 8552565
    Abstract: A chip package includes a substrate having an upper surface and a lower surface, a plurality of conducting pads located under the lower surface of the substrate, and a dielectric layer located between the conducting pads. A hole is provided in the substrate, which extends from the upper surface towards the lower surface of the substrate. A sidewall or a bottom of the hole exposes a portion of the conducting pads. The upper opening of the hole near the upper surface is smaller than a lower opening of the hole near the lower surface. An upper conducting pad has at least an opening or a trench exposing a lower conducting pad of the conducting pads. A conducting layer is disposed in the hole, which electrically contacting at least one of the conducting pads.
    Type: Grant
    Filed: August 5, 2011
    Date of Patent: October 8, 2013
    Inventors: Yu-Lin Yen, Chien-Hui Chen, Tsang-Yu Liu, Long-Sheng Yeou
  • Patent number: 8525345
    Abstract: According to an embodiment of the invention, a chip package is provided. The chip package includes a substrate having an upper surface and a lower surface, a plurality of conducting pads located in the substrate or under the lower surface thereof, a dielectric layer located between the conducting pads, a hole extending from the upper surface towards the lower surface of the substrate and exposing a portion of the conducting pads, and a conducting layer located in the hole and electrically contacting the conducting pads.
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: September 3, 2013
    Inventors: Yu-Lin Yen, Chien-Hui Chen, Tsang-Yu Liu, Long-Sheng Yeou
  • Patent number: 8207615
    Abstract: An embodiment of the invention provides a chip package, which includes a substrate having an upper surface and a lower surface, a chip disposed in or on the substrate, a pad disposed in or on the substrate and electrically connected to the chip, a hole extending from the lower surface toward the upper surface, exposing the pad, wherein a lower opening of the hole near the lower surface has a width that is shorter than that of an upper opening of the hole near the upper surface, an insulating layer located overlying a sidewall of the hole, and a conducting layer located overlying the insulating layer and electrically connected to the pad.
    Type: Grant
    Filed: January 20, 2011
    Date of Patent: June 26, 2012
    Inventors: Bai-Yao Lou, Tsang-Yu Liu, Long-Sheng Yeou
  • Publication number: 20110291153
    Abstract: A light-emitting diode submount includes a base, a through silicon via and a sealing layer. The base has a die side and a back side. The through silicon via penetrates the base to connect the die side and the back side. The through silicon via includes a conoidal-shaped portion converging from the back side toward the die side, and a vertical via portion connects with the conoidal-shaped portion. A sealing layer seals the vertical via portion.
    Type: Application
    Filed: May 31, 2011
    Publication date: December 1, 2011
    Inventors: Ming-Kun Yang, Tsang-Yu Liu, Long-Sheng Yeou
  • Publication number: 20110285032
    Abstract: According to an embodiment of the invention, a chip package is provided. The chip package includes a substrate having an upper surface and a lower surface, a plurality of conducting pads located in the substrate or under the lower surface thereof, a dielectric layer located between the conducting pads, a hole extending from the upper surface towards the lower surface of the substrate and exposing a portion of the conducting pads, and a conducting layer located in the hole and electrically contacting the conducting pads.
    Type: Application
    Filed: August 5, 2011
    Publication date: November 24, 2011
    Inventors: Yu-Lin YEN, Chien-Hui CHEN, Tsang-Yu LIU, Long-Sheng YEOU
  • Publication number: 20110278734
    Abstract: According to an embodiment of the invention, a chip package is provided. The chip package includes: a substrate having an upper surface and a lower surface; a plurality of conducting pads located under the lower surface of the substrate; a dielectric layer located between the conducting pads; a trench extending from the upper surface towards the lower surface of the substrate; a hole extending from a bottom of the trench towards the lower surface of the substrate, wherein an upper sidewall of the hole inclines to the lower surface of the substrate, and a lower sidewall or a bottom of the hole exposes a portion of the conducting pads; and a conducting layer located in the hole and electrically connected to at least one of the conducting pads.
    Type: Application
    Filed: July 25, 2011
    Publication date: November 17, 2011
    Inventors: Yu-Lin YEN, Chien-Hui CHEN, Tsang-Yu LIU, Long-Sheng YEOU
  • Publication number: 20110278735
    Abstract: According to an embodiment of the invention, a chip package is provided. The chip package includes: a substrate having an upper surface and a lower surface; a plurality of conducting pads located under the lower surface of the substrate; a dielectric layer located between the conducting pads; a trench extending from the upper surface towards the lower surface of the substrate; a hole extending from a bottom of the trench towards the lower surface of the substrate, wherein a sidewall of the hole is substantially perpendicular to the lower surface of the substrate, and the sidewall or a bottom of the hole exposes a portion of the conducting pads; and a conducting layer located in the hole and electrically connected to at least one of the conducting pads.
    Type: Application
    Filed: July 25, 2011
    Publication date: November 17, 2011
    Inventors: Yu-Lin YEN, Chien-Hui CHEN, Tsang-Yu LIU, Long-Sheng YEOU
  • Publication number: 20110221070
    Abstract: According to an embodiment of the invention, a chip package is provided. The chip package includes a substrate having an upper surface and a lower surface, a plurality of conducting pads located in the substrate or under the lower surface thereof, a dielectric layer located between the conducting pads, a hole extending from the upper surface towards the lower surface of the substrate and exposing a portion of the conducting pads, and a conducting layer located in the hole and electrically contacting the conducting pads.
    Type: Application
    Filed: March 9, 2011
    Publication date: September 15, 2011
    Inventors: Yu-Lin Yen, Chien-Hui Chen, Tsang-Yu Liu, Long-Sheng Yeou
  • Publication number: 20110193241
    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: Application
    Filed: February 9, 2011
    Publication date: August 11, 2011
    Inventors: Yu-Lin YEN, Ming-Kun Yang, Tsang-Yu Liu, Long-Sheng Yeou