Patents by Inventor Lieh-Chuan Chen

Lieh-Chuan Chen 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: 9666511
    Abstract: A semiconductor package having a lead frame over which a first device and a second device are spaced is provided. The lead frame includes a die pad upon which a first chip and a second chip are spaced and bonded. The first chip includes the first device, which has a first operating voltage. The second chip includes the second device, which has a second operating voltage greater than the first operating voltage. A dielectric layer is arranged between the die pad and the second device. A method for manufacturing the semiconductor package is also provided.
    Type: Grant
    Filed: January 15, 2015
    Date of Patent: May 30, 2017
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Tzu-Ming Huang, Shen-Ping Wang, Lieh-Chuan Chen, Po-Tao Chu
  • Patent number: 9608060
    Abstract: A semiconductor structure includes a substrate, a semiconductor device in the substrate, and an isolating structure in the substrate and adjacent to the semiconductor device. The isolating structure has a roughness surface at a sidewall of the isolating structure, and the roughness surface includes carbon atoms thereon.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: March 28, 2017
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yu-Chieh Chou, Tsai-Feng Yang, Chun-Yi Yang, Kun-Ming Huang, Shen-Ping Wang, Lieh-Chuan Chen, Po-Tao Chu
  • Publication number: 20170062581
    Abstract: A semiconductor device includes a first III-V compound layer on a substrate, a second III-V compound layer on the first III-V compound layer, in which a material of the first III-V compound layer is different from that of the second III-V compound layer, a gate metal stack disposed on the second III-V compound layer, a source contact and a drain contact disposed at opposite sides of the gate metal stack, a gate field plate disposed between the gate metal stack and the drain contact, an anti-reflective coating (ARC) layer formed on the source contact and the drain contact, and an etch stop layer formed on the ARC layer.
    Type: Application
    Filed: August 29, 2015
    Publication date: March 2, 2017
    Inventors: Jheng-Sheng YOU, Hsin-Chih LIN, Kun-Ming HUANG, Lieh-Chuan CHEN, Po-Tao CHU, Shen-Ping WANG, Chien-Li KUO
  • Patent number: 9564515
    Abstract: A semiconductor device having a super junction structure includes a substrate, an epitaxial layer of a first conductivity type, a first trench, a first doped region of a second conductivity type opposite to the first conductivity type, a second trench and a second doped region of the first conductivity type. The epitaxial layer of the first conductivity type is over the substrate. The first trench is in the epitaxial layer. The first doped region of the second conductivity type is in the epitaxial layer and surrounds the first trench. The second trench is in the epitaxial layer and separated from the first trench. The second doped region of the first conductivity type is in the epitaxial layer and surrounds the second trench. The second doped region has a dopant concentration greater than a dopant concentration of the epitaxial layer. A method for manufacturing the semiconductor device is also provided.
    Type: Grant
    Filed: July 28, 2014
    Date of Patent: February 7, 2017
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Jheng-Sheng You, Che-Yi Lin, Shen-Ping Wang, Kun-Ming Huang, Lieh-Chuan Chen, Po-Tao Chu
  • Publication number: 20160211203
    Abstract: A semiconductor package having a lead frame over which a first device and a second device are spaced is provided. The lead frame includes a die pad upon which a first chip and a second chip are spaced and bonded. The first chip includes the first device, which has a first operating voltage. The second chip includes the second device, which has a second operating voltage greater than the first operating voltage. A dielectric layer is arranged between the die pad and the second device. A method for manufacturing the semiconductor package is also provided.
    Type: Application
    Filed: January 15, 2015
    Publication date: July 21, 2016
    Inventors: Tzu-Ming Huang, Sheng-Ping Wang, Lieh-Chuan Chen, Po-Tao Chu
  • Publication number: 20160133698
    Abstract: A semiconductor structure includes a substrate, a semiconductor device in the substrate, and an isolating structure in the substrate and adjacent to the semiconductor device. The isolating structure has a roughness surface at a sidewall of the isolating structure, and the roughness surface includes carbon atoms thereon.
    Type: Application
    Filed: November 6, 2014
    Publication date: May 12, 2016
    Inventors: Yu-Chieh CHOU, Tsai-Feng YANG, Chun-Yi YANG, Kun-Ming HUANG, Shen-Ping WANG, Lieh-Chuan CHEN, Po-Tao CHU
  • Publication number: 20160087034
    Abstract: The present disclosure relates to an integrated circuit with a termination region, and an associated method of formation. In some embodiments, the integrated circuit comprises a cell region and a termination region. The termination region is disposed at an outer periphery of the cell region. The cell region comprises an array of device cells. The termination region comprises a plurality of termination rings encompassing the cell region. The plurality of termination rings have different depths.
    Type: Application
    Filed: September 24, 2014
    Publication date: March 24, 2016
    Inventors: Jheng-Sheng You, Che-Yi Lin, Shen-Ping Wang, Lieh-Chuan Chen, Po-Tao Chu
  • Publication number: 20160043215
    Abstract: A semiconductor device includes a gate structure, a source region and a drain region. The source region and the drain region are on opposite sides of the gate structure. The source region includes a first region of a first conductivity type and a second region of a second conductivity type. The second conductivity type is opposite to the first conductivity type. The first region is between the second region and the gate structure. The second region includes at least one projection protruding into the first region and toward the gate structure.
    Type: Application
    Filed: October 19, 2015
    Publication date: February 11, 2016
    Inventors: Tzu-Ming HUANG, Shen-Ping WANG, Lieh-Chuan CHEN, Chih-Heng SHEN, Po-Tao CHU
  • Publication number: 20160027874
    Abstract: A semiconductor device having a super junction structure includes a substrate, an epitaxial layer of a first conductivity type, a first trench, a first doped region of a second conductivity type opposite to the first conductivity type, a second trench and a second doped region of the first conductivity type. The epitaxial layer of the first conductivity type is over the substrate. The first trench is in the epitaxial layer. The first doped region of the second conductivity type is in the epitaxial layer and surrounds the first trench. The second trench is in the epitaxial layer and separated from the first trench. The second doped region of the first conductivity type is in the epitaxial layer and surrounds the second trench. The second doped region has a dopant concentration greater than a dopant concentration of the epitaxial layer. A method for manufacturing the semiconductor device is also provided.
    Type: Application
    Filed: July 28, 2014
    Publication date: January 28, 2016
    Inventors: Jheng-Sheng YOU, Che-Yi LIN, Shen-Ping WANG, Kun-Ming HUANG, Lieh-Chuan CHEN, Po-Tao CHU
  • Patent number: 9184282
    Abstract: Embodiments for the present disclosure include a semiconductor device, an ultra-high voltage (UHV) laterally-diffused metal-oxide-semiconductor (LDMOS) transistor, and methods of forming the same. An embodiment includes a first well region of a first conductivity type in a top surface of a substrate, and a second well region of a second conductivity type in the top surface of the substrate. The second well region laterally separated from the first well region by a portion of the substrate. The embodiment further includes a third region of the second conductivity type in the first well region, and a first field oxide region in the first well region, a second field oxide region in the second well region, the second field oxide region having a second bottom surface, and the first field oxide region having a first bottom surface lower than the second bottom surface and on and directly contacting the third region.
    Type: Grant
    Filed: August 9, 2013
    Date of Patent: November 10, 2015
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tzu-Ming Huang, Chia-Chia Kan, Shen-Ping Wang, Lieh-Chuan Chen, Po-Tao Chu
  • Patent number: 9166046
    Abstract: A semiconductor device includes a gate structure, and a source region and a drain region on opposite sides of the gate structure. The source region comprises a first region of a first conductivity type, and a second region of a second conductivity type, the second conductivity type opposite to the first conductivity type. The first region is arranged between the second region and the gate structure. The second region comprises at least one projection protruding into the first region and toward the gate structure.
    Type: Grant
    Filed: February 14, 2014
    Date of Patent: October 20, 2015
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Tzu-Ming Huang, Shen-Ping Wang, Lieh-Chuan Chen, Chih-Heng Shen, Po-Tao Chu
  • Publication number: 20150236149
    Abstract: A semiconductor device includes a gate structure, and a source region and a drain region on opposite sides of the gate structure. The source region comprises a first region of a first conductivity type, and a second region of a second conductivity type, the second conductivity type opposite to the first conductivity type. The first region is arranged between the second region and the gate structure. The second region comprises at least one projection protruding into the first region and toward the gate structure.
    Type: Application
    Filed: February 14, 2014
    Publication date: August 20, 2015
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Tzu-Ming HUANG, Shen-Ping WANG, Lieh-Chuan CHEN, Chih-Heng SHEN, Po-Tao CHU
  • Publication number: 20150187872
    Abstract: A super junction includes a substrate and an epitaxial layer over the substrate, the epitaxial layer having a first dopant type. The super junction further includes an angled trench in the epitaxial layer, the angled trench having sidewalls disposed at an angle ranging from about 85-degrees to about 89-degrees with respect to a top surface of the epitaxial layer. The super junction further includes a doped body in the epitaxial layer surrounding the angled trench, the doped body having a second dopant type, the second dopant type opposite that of the first dopant type.
    Type: Application
    Filed: December 27, 2013
    Publication date: July 2, 2015
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Jheng-Sheng YOU, Che-Yi LIN, Shen-Ping WANG, Lieh-Chuan CHEN, Chih-Heng SHEN, Po-Tao CHU
  • Publication number: 20150041891
    Abstract: Embodiments for the present disclosure include a semiconductor device, an ultra-high voltage (UHV) laterally-diffused metal-oxide-semiconductor (LDMOS) transistor, and methods of forming the same. An embodiment includes a first well region of a first conductivity type in a top surface of a substrate, and a second well region of a second conductivity type in the top surface of the substrate. The second well region laterally separated from the first well region by a portion of the substrate. The embodiment further includes a third region of the second conductivity type in the first well region, and a first field oxide region in the first well region, a second field oxide region in the second well region, the second field oxide region having a second bottom surface, and the first field oxide region having a first bottom surface lower than the second bottom surface and on and directly contacting the third region.
    Type: Application
    Filed: August 9, 2013
    Publication date: February 12, 2015
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tzu-Ming Huang, Chia-Chia Kan, Shen-Ping Wang, Lieh-Chuan Chen, Po-Tao Chu