Patents by Inventor Bai-Yao Lou

Bai-Yao Lou 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: 9761555
    Abstract: A manufacturing method of a passive component structure includes the following steps. A protection layer is formed on a substrate, and bond pads of the substrate are respectively exposed through protection layer openings. A conductive layer is formed on the bond pads and the protection layer. A patterned photoresist layer is formed on the conductive layer, and the conductive layer adjacent to the protection layer openings is exposed through photoresist layer openings. Copper bumps are respectively electroplated on the conductive layer. The photoresist layer and the conductive layer not covered by the copper bumps are removed. A passivation layer is formed on the copper bumps and the protection layer, and at least one of the copper bumps is exposed through a passivation layer opening. A diffusion barrier layer and an oxidation barrier layer are chemically plated in sequence on the copper bump.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: September 12, 2017
    Assignee: XINTEC INC.
    Inventors: Jiun-Yen Lai, Yu-Wen Hu, Bai-Yao Lou, Chia-Sheng Lin, Yen-Shih Ho, Hsin Kuan
  • Publication number: 20170179058
    Abstract: A bump structure includes a pad. A passivation layer covers a perimeter of the pad. The passivation layer includes an opening exposing an area of the pad. A first portion is disposed on the pad. The first portion includes a top surface and a sidewall. A second portion covers the top surface and entire sidewall of the first portion.
    Type: Application
    Filed: December 16, 2015
    Publication date: June 22, 2017
    Inventor: Bai-Yao Lou
  • Publication number: 20160380024
    Abstract: A method for fabricating an image sensor chip package begins at providing a wafer, which includes forming a plurality of image sensor components on a substrate, forming a plurality of spacers on the substrate for separating the image sensor components, and disposing a transparent plate on the spacers. The method further includes forming a plurality of stress notches on the transparent plate. After the stress notches are formed, the transparent plate is pressed and the substrate is cut at the second chambers. The transparent plate is broken along the stress notches.
    Type: Application
    Filed: September 9, 2016
    Publication date: December 29, 2016
    Inventors: Chih-Hao CHEN, Bai-Yao LOU, Shih-Kuang CHEN
  • Patent number: 9449897
    Abstract: An embodiment of the invention provides a chip package which includes: a semiconductor substrate; a device region formed in the semiconductor substrate; at least a conducting pad disposed over a surface of the semiconductor substrate; a protection plate disposed over the surface of the semiconductor substrate; and a spacer layer disposed between the surface of the semiconductor substrate and the protection plate, wherein the protection plate and the spacer layer surround a cavity over the device region, the spacer layer has an outer side surface away from the cavity, and the outer side surface of the spacer layer is not a cutting surface.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: September 20, 2016
    Assignee: XINTEC INC.
    Inventors: Bai-Yao Lou, Shih-Kuang Chen, Sheng-Yuan Lee
  • 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
  • Publication number: 20150214162
    Abstract: A manufacturing method of a passive component structure includes the following steps. A protection layer is formed on a substrate, and bond pads of the substrate are respectively exposed through protection layer openings. A conductive layer is formed on the bond pads and the protection layer. A patterned photoresist layer is formed on the conductive layer, and the conductive layer adjacent to the protection layer openings is exposed through photoresist layer openings. Copper bumps are respectively electroplated on the conductive layer. The photoresist layer and the conductive layer not covered by the copper bumps are removed. A passivation layer is formed on the copper bumps and the protection layer, and at least one of the copper bumps is exposed through a passivation layer opening. A diffusion barrier layer and an oxidation barrier layer are chemically plated in sequence on the copper bump.
    Type: Application
    Filed: January 23, 2015
    Publication date: July 30, 2015
    Inventors: Jiun-Yen LAI, Yu-Wen HU, Bai-Yao LOU, Chia-Sheng LIN, Yen-Shih HO, Hsin KUAN
  • Patent number: 9088206
    Abstract: A power module includes a substrate; a conductive path layer formed on the substrate with a specific pattern as an inductor; a connection layer being formed on the substrate and electrically connected to a first terminal of the inductor; and a first transistor, electrically mounted on the substrate through the connection layer.
    Type: Grant
    Filed: January 26, 2012
    Date of Patent: July 21, 2015
    Inventors: Ho-Yin Yiu, Chien-Hung Liu, Wei-Chung Yang, Bai-Yao Lou
  • Patent number: 9023676
    Abstract: A wafer packaging method includes the following steps. A light transmissive carrier is provided. A hydrolytic temporary bonding layer is formed on the light transmissive carrier. A first surface of a light transmissive protection sheet is bonded to the hydrolytic temporary bonding layer, such that the hydrolytic temporary bonding layer is located between the light transmissive protection sheet and the light transmissive carrier. A second surface of the light transmissive protection sheet facing away from the first surface is bonded to a third surface of a wafer. The light transmissive carrier, the hydrolytic temporary bonding layer, the light transmissive protection sheet, and the wafer are immersed in a high temperature liquid, such that adhesion force of the hydrolytic temporary bonding layer is eliminated. The light transmissive protection sheet and the wafer are obtained from the high temperature liquid.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: May 5, 2015
    Assignee: Xintec Inc.
    Inventors: Chih-Hao Chen, Bai-Yao Lou, Shih-Kuang Chen
  • Publication number: 20140252642
    Abstract: An embodiment of the invention provides a chip package which includes: a semiconductor substrate; a device region formed in the semiconductor substrate; at least a conducting pad disposed over a surface of the semiconductor substrate; a protection plate disposed over the surface of the semiconductor substrate; and a spacer layer disposed between the surface of the semiconductor substrate and the protection plate, wherein the protection plate and the spacer layer surround a cavity over the device region, the spacer layer has an outer side surface away from the cavity, and the outer side surface of the spacer layer is not a cutting surface.
    Type: Application
    Filed: March 5, 2014
    Publication date: September 11, 2014
    Applicant: XINTEC INC.
    Inventors: Bai-Yao LOU, Shih-Kuang CHEN, Sheng-Yuan LEE
  • Publication number: 20140231966
    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: Application
    Filed: April 23, 2014
    Publication date: August 21, 2014
    Applicant: XINTEC INC.
    Inventors: Bai-Yao LOU, Tsang-Yu LIU, Chia-Sheng LIN, Tzu-Hsiang HUNG
  • Publication number: 20140213010
    Abstract: A wafer packaging method includes the following steps. A light transmissive carrier is provided. A hydrolytic temporary bonding layer is formed on the light transmissive carrier. A first surface of a light transmissive protection sheet is bonded to the hydrolytic temporary bonding layer, such that the hydrolytic temporary bonding layer is located between the light transmissive protection sheet and the light transmissive carrier. A second surface of the light transmissive protection sheet facing away from the first surface is bonded to a third surface of a wafer. The light transmissive carrier, the hydrolytic temporary bonding layer, the light transmissive protection sheet, and the wafer are immersed in a high temperature liquid, such that adhesion force of the hydrolytic temporary bonding layer is eliminated. The light transmissive protection sheet and the wafer are obtained from the high temperature liquid.
    Type: Application
    Filed: January 28, 2014
    Publication date: July 31, 2014
    Applicant: Xintec Inc.
    Inventors: Chih-Hao CHEN, Bai-Yao LOU, Shih-Kuang CHEN
  • Patent number: 8791768
    Abstract: Embodiments of the present invention provide a capacitive coupler packaging structure including a substrate with at least one capacitor and a receiver formed thereon, wherein the at least one capacitor at least includes a first electrode layer, a second electrode layer and a capacitor dielectric layer therebetween, and the first electrode layer is electrically connected to the receiver via a solder ball. The capacitive coupler packaging structure also includes a transmitter electrically connecting to the capacitor.
    Type: Grant
    Filed: January 26, 2012
    Date of Patent: July 29, 2014
    Inventors: Ho-Yin Yiu, Chien-Hung Liu, Ying-Nan Wen, Shih-Yi Lee, Wei-Chung Yang, Bai-Yao Lou, Hung-Jen Lee
  • Patent number: 8778798
    Abstract: An electronic device package is disclosed. The package includes at least one semiconductor chip having a first surface and a second surface opposite thereto, in which at least one redistribution layer is disposed on the first surface of the semiconductor chip and is electrically connected to at least one conductive pad structure. At least one abut portion is disposed on the redistribution layer and electrically contacting thereto. A passivation layer covers the first surface of the semiconductor chip and surrounds the abut portion. A substrate is attached onto the second surface of the semiconductor chip. A fabrication method of the electronic device package is also disclosed.
    Type: Grant
    Filed: March 12, 2014
    Date of Patent: July 15, 2014
    Inventors: Shu-Ming Chang, Bai-Yao Lou, Ying-Nan Wen, Chien-Hung Liu
  • Publication number: 20140193950
    Abstract: An electronic device package is disclosed. The package includes at least one semiconductor chip having a first surface and a second surface opposite thereto, in which at least one redistribution layer is disposed on the first surface of the semiconductor chip and is electrically connected to at least one conductive pad structure. At least one abut portion is disposed on the redistribution layer and electrically contacting thereto. A passivation layer covers the first surface of the semiconductor chip and surrounds the abut portion. A substrate is attached onto the second surface of the semiconductor chip. A fabrication method of the electronic device package is also disclosed.
    Type: Application
    Filed: March 12, 2014
    Publication date: July 10, 2014
    Applicant: XINTEC INC.
    Inventors: Shu-Ming CHANG, Bai-Yao LOU, Ying-Nan WEN, Chien-Hung LIU
  • Publication number: 20140191350
    Abstract: An image sensor chip package is disclosed, which includes a substrate, an image sensor component formed on the substrate, a spacer formed on the substrate and surrounding the image sensor component, and a transparent plate. A stress notch is formed on a side of the transparent plate, and a breaking surface is extended from the stress notch. A method for fabricating the image sensor chip package is also disclosed.
    Type: Application
    Filed: January 8, 2014
    Publication date: July 10, 2014
    Applicant: XINTEC INC.
    Inventors: Chih-Hao CHEN, Bai-Yao LOU, Shih-Kuang CHEN
  • Patent number: 8742564
    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: January 13, 2012
    Date of Patent: June 3, 2014
    Inventors: Bai-Yao Lou, Tsang-Yu Liu, Chia-Sheng Lin, Tzu-Hsiang Hung
  • Patent number: 8710680
    Abstract: An electronic device package is disclosed. The package includes at least one semiconductor chip having a first surface and a second surface opposite thereto, in which at least one redistribution layer is disposed on the first surface of the semiconductor chip and is electrically connected to at least one conductive pad structure. At least one abut portion is disposed on the redistribution layer and electrically contacting thereto. A passivation layer covers the first surface of the semiconductor chip and surrounds the abut portion. A substrate is attached onto the second surface of the semiconductor chip. A fabrication method of the electronic device package is also disclosed.
    Type: Grant
    Filed: March 21, 2011
    Date of Patent: April 29, 2014
    Inventors: Shu-Ming Chang, Bai-Yao Lou, Ying-Nan Wen, Chien-Hung Liu
  • Patent number: 8604578
    Abstract: An embodiment of the invention provides a chip package which includes: a substrate having a first surface and a second surface; an optoelectronic device disposed at the first surface; a protection layer located on the second surface of the substrate, wherein the protection layer has an opening; a light shielding layer located on the second surface of the substrate, wherein a portion of the light shielding layer extends into the opening of the protection layer; a conducting bump disposed on the second surface of the substrate and filled in the opening of the protection layer; and a conducting layer located between the substrate and the protection layer, wherein the conducting layer electrically connects the optoelectronic device to the conducting bump.
    Type: Grant
    Filed: October 21, 2011
    Date of Patent: December 10, 2013
    Inventors: Hsin-Chih Chiu, Chia-Ming Cheng, Chuan-Jin Shiu, Bai-Yao Lou
  • Patent number: 8541877
    Abstract: The invention provides an electronic device package and a method for fabricating the same. The electronic device package includes a carrier wafer. An electronic device chip with a plurality of conductive pads thereon is disposed over the carrier wafer. An isolation laminating layer includes a lower first isolation layer, which covers the carrier wafer and the electronic device chip, and an upper second isolation layer. The isolation laminating layer has a plurality of openings to expose the conductive pads. A plurality of redistribution patterns is conformably formed on the isolation laminating layer and in the openings. The redistribution patterns are electrically connected to the conductive pads, respectively. A plurality of conductive bumps is respectively formed on the redistribution patterns, electrically connected to the conductive pads.
    Type: Grant
    Filed: August 3, 2010
    Date of Patent: September 24, 2013
    Inventors: Chia-Lun Tsai, Ching-Yu Ni, Tien-Hao Huang, Chia-Ming Cheng, Wen-Cheng Chien, Nan-Chun Lin, Wei-Ming Chen, Shu-Ming Chang, Bai-Yao Lou
  • Patent number: 8431946
    Abstract: An embodiment of the invention provides a chip package which includes: a substrate having a first surface and a second surface; an optical device disposed on the first surface; a conducting pad disposed on the first surface; a first alignment mark formed on the first surface; and a light shielding layer disposed on the second surface and having a second alignment mark, wherein the second alignment mark corresponds to the first alignment mark.
    Type: Grant
    Filed: May 24, 2011
    Date of Patent: April 30, 2013
    Inventors: Hsin-Chih Chiu, Chia-Ming Cheng, Chuan-Jin Shiu, Bai-Yao Lou