Patents by Inventor Hao-Wen Chang

Hao-Wen Chang 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: 20240136316
    Abstract: A semiconductor package includes a conductive pillar and a solder. The conductive pillar has a first sidewall and a second sidewall opposite to the first sidewall, wherein a height of the first sidewall is greater than a height of the second sidewall. The solder is disposed on and in direct contact with the conductive pillar, wherein the solder is hanging over the first sidewall and the second sidewall of conductive pillar.
    Type: Application
    Filed: January 2, 2024
    Publication date: April 25, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chiang-Jui Chu, Ching-Wen Hsiao, Hao-Chun Liu, Ming-Da Cheng, Young-Hwa Wu, Tao-Sheng Chang
  • Patent number: 10026919
    Abstract: An organic light-emitting device includes a first electrode, a first light-emitting layer, a first low work function layer, a second low work function layer, a conductive etching-resistant layer, a first hole-injection layer, a second light-emitting layer, and a second electrode. The first light-emitting layer is disposed over the first electrode. The first low work function layer is disposed over the first light-emitting layer. The second low work function layer is disposed over the first low work function layer, and a work function of the second low work function layer is greater than a work function of the first low work function layer. The conductive etching-resistant layer is disposed over the second low work function layer. The first hole-injection layer is disposed over the conductive etching-resistant layer. The second light-emitting layer is disposed over the first hole-injection layer. The second electrode is disposed over the second light-emitting layer.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: July 17, 2018
    Assignee: E Ink Holdings Inc.
    Inventors: Hsin-Fei Meng, Sheng-Fu Horng, Hsiao-Wen Zan, Hao-Wen Chang, Cheng-Hang Hsu
  • Publication number: 20180069188
    Abstract: An organic light-emitting device includes a first electrode, a first light-emitting layer, a first low work function layer, a second low work function layer, a conductive etching-resistant layer, a first hole-injection layer, a second light-emitting layer, and a second electrode. The first light-emitting layer is disposed over the first electrode. The first low work function layer is disposed over the first light-emitting layer. The second low work function layer is disposed over the first low work function layer, and a work function of the second low work function layer is greater than a work function of the first low work function layer. The conductive etching-resistant layer is disposed over the second low work function layer. The first hole-injection layer is disposed over the conductive etching-resistant layer. The second light-emitting layer is disposed over the first hole-injection layer. The second electrode is disposed over the second light-emitting layer.
    Type: Application
    Filed: August 31, 2017
    Publication date: March 8, 2018
    Inventors: Hsin-Fei MENG, Sheng-Fu HORNG, Hsiao-Wen ZAN, Hao-Wen CHANG, Cheng-Hang HSU
  • Patent number: 8722454
    Abstract: A method for manufacturing an organic electronic component is provided. The method includes steps of providing a substrate and an organic material; coating the organic material onto the substrate; heating the substrate to form a first carrier transport layer; doping a material having a metal ion to an organic solvent to form an organic solution; and applying the organic solution onto the first carrier transport layer to form a second carrier transport layer.
    Type: Grant
    Filed: November 5, 2012
    Date of Patent: May 13, 2014
    Assignee: National Chiao Tung University
    Inventors: Hsin-Fei Meng, Hao-Wu Lin, Sheng-Fu Horng, Hsiao-Wen Zan, Hao-Wen Chang, Yu-Fan Chang, Yu-Chian Chiu
  • Publication number: 20140045298
    Abstract: A method for manufacturing an organic electronic component is provided. The method includes steps of providing a substrate and an organic material; coating the organic material onto the substrate; heating the substrate to form a first carrier transport layer; doping a material having a metal ion to an organic solvent to form an organic solution; and applying the organic solution onto the first carrier transport layer to form a second carrier transport layer.
    Type: Application
    Filed: November 5, 2012
    Publication date: February 13, 2014
    Applicant: National Chiao Tung University
    Inventors: Hsin-Fei MENG, Hao-Wu Lin, Sheng-Fu Horng, Hsiao-Wen Zan, Hao-Wen Chang, Yu-Fan Chang, Yu-Chian Chiu
  • Publication number: 20130005077
    Abstract: A chemical mechanical polishing method is provided. The chemical mechanical polishing method includes steps of providing a plurality of semiconductor elements to be polished, obtaining a respective dimension of the each semiconductor element to be polished, and polishing the each semiconductor element according to the respective dimension thereof.
    Type: Application
    Filed: October 26, 2011
    Publication date: January 3, 2013
    Applicant: NATION CHIAO TUNG UNIVERSITY
    Inventors: Hsin-Fei Meng, Hsiao-Wen Zan, Sheng-Fu Horng, Hsiu-Yuan Yang, Kuo-Jui Huang, Hao-Wen Chang, Chun-Yu Chen, Yu-Chiang Chao, Yu-Fan Chang, Bo-Jie Chang
  • Publication number: 20110254910
    Abstract: An optical disc drive for marking a label side of a lightscribe disc is provided. The optical disc drive includes a metallic plate, a spoke detecting device and a spindle motor PCB. The spoke detecting device is used for detecting spoke patterns on the lightscribe disc. The spindle motor PCB is supported on the metallic plate and having a notch such that a receptacle is defined by sidewalls of the notch and a surface of the metallic plate. The spoke detecting device is received in the receptacle such that the spoke detecting device is separated from the lightscribe disc by a specified gap.
    Type: Application
    Filed: June 28, 2011
    Publication date: October 20, 2011
    Applicant: LITE-ON IT CORP.
    Inventors: Wei-Chieh Hu, Shih-Ming Hsu, Ying-Shun Li, Hao-Wen Chang, Jung-Fu Chen, Chun-Jen Tseng, Chih-Ming Yang
  • Publication number: 20110258651
    Abstract: An optical disc drive for marking a label side of a lightscribe disc is provided. The optical disc drive includes a spoke detecting device, a spindle motor PCB and an insulating pad. The spoke detecting device is used for detecting spoke patterns on the lightscribe disc. The spindle motor PCB is communicated with the spoke detecting device through a flexible cable. The insulating pad is coupled with the spindle motor PCB for supporting the spoke detecting device such that the spoke detecting device is separated from the lightscribe disc by a specified gap.
    Type: Application
    Filed: June 28, 2011
    Publication date: October 20, 2011
    Applicant: LITE-ON IT CORP.
    Inventors: Wei-Chieh Hu, Shih-Ming Hsu, Ying-Shun Li, Hao-Wen Chang, Jung-Fu Chen, Chun-Jen Tseng, Chih-Ming Yang
  • Patent number: 8040367
    Abstract: An optical disc drive for marking a label side of a lightscribe disc is provided. The optical disc drive includes a spoke detecting device, a traverse assembly frame, a spindle motor PCB and an insulating base. The spoke detecting device is used for detecting spoke patterns on the lightscribe disc. The spindle motor PCB is communicated with the spoke detecting device through a flexible cable. The insulating base is coupled with the frame for supporting the spoke detecting device such that the spoke detecting device is separated from the lightscribe disc by a specified gap.
    Type: Grant
    Filed: February 11, 2009
    Date of Patent: October 18, 2011
    Assignee: Lite-On It Corporation
    Inventors: Wei-Chieh Hu, Shih-Ming Hsu, Ying-Shun Li, Hao-Wen Chang, Jung-Fu Chen, Chun-Jen Tseng, Chih-Ming Yang
  • Publication number: 20090278908
    Abstract: An optical disc drive for marking a label side of a lightscribe disc is provided. The optical disc drive includes a spoke detecting device, a traverse assembly frame, a spindle motor PCB and an insulating base. The spoke detecting device is used for detecting spoke patterns on the lightscribe disc. The spindle motor PCB is communicated with the spoke detecting device through a flexible cable. The insulating base is coupled with the frame for supporting the spoke detecting device such that the spoke detecting device is separated from the lightscribe disc by a specified gap.
    Type: Application
    Filed: February 11, 2009
    Publication date: November 12, 2009
    Applicant: LITE-ON IT CORPORATION
    Inventors: Wei-Chieh Hu, Shih-Ming Hsu, Ying-Shun Li, Hao-Wen Chang, Jung-Fu Chen, Chun-Jen Tseng, Chih-Ming Yang