Patents by Inventor Fu-Liang Yang

Fu-Liang Yang 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: 20110298049
    Abstract: A semiconductor structure includes a semiconductor substrate comprising a PMOS region and an NMOS region; a PMOS device in the PMOS region; and an NMOS device in the NMOS region. The PMOS device includes a first gate stack on the semiconductor substrate; a first offset spacer on a sidewall of the first gate stack; a stressor in the semiconductor substrate and adjacent to the first offset spacer; and a first raised source/drain extension region on the stressor and adjoining the first offset spacer, wherein the first raised source/drain extension region has a higher p-type dopant concentration than the stressor.
    Type: Application
    Filed: August 16, 2011
    Publication date: December 8, 2011
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Sheng Liang, Hung-Ming Chen, Chien-Chao Huang, Fu-Liang Yang
  • Patent number: 8053839
    Abstract: A semiconductor structure includes of a plurality of semiconductor fins overlying an insulator layer, a gate dielectric overlying a portion of said semiconductor fin, and a gate electrode overlying the gate dielectric. Each of the semiconductor fins has a top surface, a first sidewall surface, and a second sidewall surface. Dopant ions are implanted at a first angle (e.g., greater than about 7°) with respect to the normal of the top surface of the semiconductor fin to dope the first sidewall surface and the top surface. Further dopant ions are implanted with respect to the normal of the top surface of the semiconductor fin to dope the second sidewall surface and the top surface.
    Type: Grant
    Filed: March 25, 2010
    Date of Patent: November 8, 2011
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yee-Chia Yeo, Ping-Wei Wang, Hao-Yu Chen, Fu-Liang Yang, Chenming Hu
  • Patent number: 8049300
    Abstract: An inductive device including an inductor coil located over a substrate, at least one electrically insulating layer interposing the inductor coil and the substrate, and a plurality of current interrupters each extending into the substrate, wherein a first aggregate outer boundary of the plurality of current interrupters substantially encompasses a second aggregate outer boundary of the inductor coil.
    Type: Grant
    Filed: June 25, 2007
    Date of Patent: November 1, 2011
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Andrew Yeh, Alex Chang, Sung-Pi Tseng, Chang-Yun Chang, Hao-Yu Chen, Fu-Liang Yang
  • Publication number: 20110212579
    Abstract: An integrated circuit comprises a substrate and a buried dielectric formed in the substrate. The buried dielectric has a first thickness in a first region, a second buried dielectric thickness in a second region, and a step between the first and second regions. A semiconductor layer overlies the buried dielectric.
    Type: Application
    Filed: May 4, 2011
    Publication date: September 1, 2011
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hao-Yu Chen, Chang-Yun Chang, Di-Hong Lee, Fu-Liang Yang
  • Patent number: 8008157
    Abstract: A method of forming a semiconductor structure includes forming a PMOS device and an NMOS device. The step of forming the PMOS device includes forming a first gate stack on a semiconductor substrate; forming a first offset spacer on a sidewall of the first gate stack; forming a stressor in the semiconductor substrate using the first offset spacer as a mask; and epitaxially growing a first raised source/drain extension (LDD) region on the stressor. The step of forming the NMOS device includes forming a second gate stack on the semiconductor substrate; forming a second offset spacer on a sidewall of the second gate stack; epitaxially growing a second raised LDD region on the semiconductor substrate using the second offset spacer as a mask; and forming a deep source/drain region adjoining the second raised LDD region.
    Type: Grant
    Filed: October 27, 2006
    Date of Patent: August 30, 2011
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Sheng Liang, Hung-Ming Chen, Chien-Chao Huang, Fu-Liang Yang
  • Patent number: 7989920
    Abstract: A phase change memory is provided. The method includes forming contact plugs in a first dielectric layer. A second dielectric layer is formed overlying the first dielectric layer and a trench formed therein exposing portions of the contact plugs. A metal layer is formed over surfaces of the trench. One or more heaters are formed from the metal layer such that each heater is formed along one or more sidewalls of the trench, wherein the portion of the heater along the sidewalls does not include a corner region of adjacent sidewalls. The trench is filled with a third dielectric layer, and a fourth dielectric layer is formed over the third dielectric layer. Trenches are formed in the fourth dielectric layer and filled with a phase change material. An electrode is formed over the phase change material.
    Type: Grant
    Filed: February 10, 2010
    Date of Patent: August 2, 2011
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tzyh-Cheang Lee, Ming-Yi Yang, Fu-Liang Yang, Denny Duan-Iee Tang
  • Publication number: 20110140066
    Abstract: A memory device includes a phase change element, which further includes a first phase change layer having a first grain size; and a second phase change layer over the first phase change layer. The first and the second phase change layers are depth-wise regions of the phase change element. The second phase change layer has a second average grain size different from the first average grain size.
    Type: Application
    Filed: February 17, 2011
    Publication date: June 16, 2011
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Sheng Liang, Tzyh-Cheang Lee, Fu-Liang Yang
  • Patent number: 7948037
    Abstract: A multiple-gate transistor structure which includes a substrate, source and drain islands formed in a portion of the substrate, a fin formed of a semi-conducting material that has a top surface and two sidewall surfaces, a gate dielectric layer overlying the fin, and a gate electrode wrapping around the fin on the top surface and the two sidewall surfaces separating source and drain islands. In an alternate embodiment, a substrate that has a depression of an undercut or a notch in a top surface of the substrate is utilized.
    Type: Grant
    Filed: April 13, 2010
    Date of Patent: May 24, 2011
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Hao-Yu Chen, Yee-Chia Yeo, Fu-Liang Yang
  • Patent number: 7943986
    Abstract: A method for fabricating a Finfet device with body contacts and a device fabricated using the method are provided. In one example, a silicon-on-insulator substrate is provided. A T-shaped active region is defined in the silicon layer of the silicon-on-insulator substrate. A source region and a drain region form two ends of a cross bar of the T-shaped active region and a body contact region forms a leg of the T-shaped active region. A gate oxide layer is grown on the active region. A polysilicon layer is deposited overlying the gate oxide layer and patterned to form a gate, where an end of the gate partially overlies the body contact region to complete formation of a Finfet device with body contact.
    Type: Grant
    Filed: June 12, 2007
    Date of Patent: May 17, 2011
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kuo-Nan Yang, Yi-Lang Chen, Hou-Yu Chen, Fu-Liang Yang, Chenming Hu
  • Publication number: 20110092041
    Abstract: An integrated circuit structure includes a semiconductor substrate; a diode; and a phase change element over and electrically connected to the diode. The diode includes a first doped semiconductor region of a first conductivity type, wherein the first doped semiconductor region is embedded in the semiconductor substrate; and a second doped semiconductor region over and adjoining the first doped semiconductor region, wherein the second doped semiconductor region is of a second conductivity type opposite the first conductivity type.
    Type: Application
    Filed: December 15, 2010
    Publication date: April 21, 2011
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Fang-Shi Jordan Lai, ChiaHua Ho, Fu-Liang Yang
  • Patent number: 7923759
    Abstract: A method for manufacturing a metal gate includes providing a substrate including a gate electrode located on the substrate. A plurality of layers is formed, including a first layer located on the substrate and the gate electrode and a second layer adjacent the first layer. The layers are etched to form a plurality of adjacent spacers, including a first spacer located on the substrate and adjacent the gate electrode and a second spacer adjacent the first spacer. The first spacer is then etched and a metal layer is formed on the device immediately adjacent to the gate electrode. The metal layer is then reacted with the gate electrode to form a metal gate.
    Type: Grant
    Filed: April 10, 2006
    Date of Patent: April 12, 2011
    Assignee: Taiwan Semiconductor Manufacuturing Company, Ltd.
    Inventors: Chien-Chao Huang, Kuang-Hsin Chen, Fu-Liang Yang
  • Patent number: 7893420
    Abstract: A memory device includes a phase change element, which further includes a first phase change layer having a first grain size; and a second phase change layer over the first phase change layer. The first and the second phase change layers are depth-wise regions of the phase change element. The second phase change layer has a second average grain size different from the first average grain size.
    Type: Grant
    Filed: September 20, 2007
    Date of Patent: February 22, 2011
    Assignee: Taiwan Seminconductor Manufacturing Company, Ltd.
    Inventors: Chun-Sheng Liang, Tzyh-Cheang Lee, Fu-Liang Yang
  • Patent number: 7888201
    Abstract: A static memory element includes a first inverter having an input coupled to a left bit node and an output coupled to a right bit node. A second inverter has an input coupled to the right bit node and an output coupled to the left right bit node. A first fully depleted semiconductor-on-insulator transistor has a drain coupled to the left bit node, and a second fully depleted semiconductor-on-insulator transistor has a drain coupled to the right bit node.
    Type: Grant
    Filed: April 25, 2007
    Date of Patent: February 15, 2011
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yee-Chia Yeo, Fu-Liang Yang, Chenming Hu
  • Patent number: 7863674
    Abstract: In one aspect, the present invention teaches a multiple-gate transistor 130 that includes a semiconductor fin 134 formed in a portion of a bulk semiconductor substrate 132. A gate dielectric 144 overlies a portion of the semiconductor fin 134 and a gate electrode 146 overlies the gate dielectric 144. A source region 138 and a drain region 140 are formed in the semiconductor fin 134 oppositely adjacent the gate electrode 144. In the preferred embodiment, the bottom surface 150 of the gate electrode 146 is lower than either the source-substrate junction 154 or the drain-substrate junction 152.
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: January 4, 2011
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yee-Chia Yeo, Fu-Liang Yang, Chenming Hu
  • Patent number: 7851276
    Abstract: A semiconductor device includes an insulator layer, a semiconductor layer, a first transistor, and a second transistor. The semiconductor layer is overlying the insulator layer. A first portion of the semiconductor layer has a first thickness. A second portion of the semiconductor layer has a second thickness. The second thickness is larger than the first thickness. The first transistor has a first active region formed from the first portion of the semiconductor layer. The second transistor has a second active region formed from the second portion of the semiconductor layer. The first transistor may be a planar transistor and the second transistor may be a multiple-gate transistor, for example.
    Type: Grant
    Filed: February 19, 2007
    Date of Patent: December 14, 2010
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Fu-Liang Yang, Yee-Chia Yeo, Chenming Hu
  • Publication number: 20100233437
    Abstract: A lithographic machine platform and applications thereof is disclosed. The lithographic machine platform comprises: an electron beam or an ion beam generator generating an electron beam or an ion beam; a substrate supporting platform supporting a substrate; and a precursory gas injector injecting a precursory gas above the substrate. The present invention uses the electron beam or the ion beam to induce the precursory gas to react with the electron beam or the ion beam, and then the precursory gas is deposited on the substrate. The present invention not only fabricates a patterned layer on the substrate in a single step but also achieves a high lithographic resolution and avoids remains of contaminations by using the properties of the electron beam or the ion beam and the precursory gas.
    Type: Application
    Filed: November 17, 2009
    Publication date: September 16, 2010
    Applicant: NATIONAL APPLIED RESEARCH LABORATORIES
    Inventors: Chien-Chao HUANG, Chun-Chi CHEN, Shyi-Long SHY, Cheng-San WU, Fu-Liang YANG
  • Publication number: 20100200923
    Abstract: A multiple-gate transistor structure which includes a substrate, source and drain islands formed in a portion of the substrate, a fin formed of a semi-conducting material that has a top surface and two sidewall surfaces, a gate dielectric layer overlying the fin, and a gate electrode wrapping around the fin on the top surface and the two sidewall surfaces separating source and drain islands. In an alternate embodiment, a substrate that has a depression of an undercut or a notch in a top surface of the substrate is utilized.
    Type: Application
    Filed: April 13, 2010
    Publication date: August 12, 2010
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hao-Yu Chen, Yee-Chia Yeo, Fu-Liang Yang
  • Publication number: 20100176424
    Abstract: A semiconductor structure includes of a plurality of semiconductor fins overlying an insulator layer, a gate dielectric overlying a portion of said semiconductor fin, and a gate electrode overlying the gate dielectric. Each of the semiconductor fins has a top surface, a first sidewall surface, and a second sidewall surface. Dopant ions are implanted at a first angle (e.g., greater than about 7°) with respect to the normal of the top surface of the semiconductor fin to dope the first sidewall surface and the top surface. Further dopant ions are implanted with respect to the normal of the top surface of the semiconductor fin to dope the second sidewall surface and the top surface.
    Type: Application
    Filed: March 25, 2010
    Publication date: July 15, 2010
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yee-Chia Yeo, Ping-Wei Wang, Hao-Yu Chen, Fu-Liang Yang, Chenming Hu
  • Publication number: 20100140580
    Abstract: A phase change memory is provided. The method includes forming contact plugs in a first dielectric layer. A second dielectric layer is formed overlying the first dielectric layer and a trench formed therein exposing portions of the contact plugs. A metal layer is formed over surfaces of the trench. One or more heaters are formed from the metal layer such that each heater is formed along one or more sidewalls of the trench, wherein the portion of the heater along the sidewalls does not include a corner region of adjacent sidewalls. The trench is filled with a third dielectric layer, and a fourth dielectric layer is formed over the third dielectric layer. Trenches are formed in the fourth dielectric layer and filled with a phase change material. An electrode is formed over the phase change material.
    Type: Application
    Filed: February 10, 2010
    Publication date: June 10, 2010
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tzyh-Cheang Lee, Ming-Yi Yang, Fu-Liang Yang, Denny Duan-lee Tang
  • Patent number: 7732310
    Abstract: A method of forming a semiconductor structure includes providing a semiconductor substrate and forming a memory cell at a surface of the semiconductor substrate. The step of forming the memory cell includes forming a gate dielectric on the semiconductor substrate and a control gate on the gate dielectric; forming a first and a second tunneling layer on a source side and a drain side of the memory cell, respectively; tilt implanting a lightly doped source region underlying the first tunneling layer, wherein the tilt implanting tilts only from the source side to the drain side, and wherein a portion of the semiconductor substrate under the second tunneling layer is free from the tilt implanting; forming a storage on a horizontal portion of the second tunneling layer; and forming a source region and a drain region in the semiconductor substrate.
    Type: Grant
    Filed: December 5, 2006
    Date of Patent: June 8, 2010
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tzyh-Cheang Lee, Fu-Liang Yang