Patents by Inventor Kong-Beng Thei

Kong-Beng Thei 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: 20200051975
    Abstract: The present disclosure relates to an integrated circuit (IC) and a method of formation. In some embodiments, a low voltage transistor device is disposed in a low voltage region defined on a substrate. The low voltage transistor device comprises a low voltage gate electrode and a first gate dielectric separating the low voltage gate electrode from the substrate. A high voltage transistor device is disposed in a high voltage region defined on the substrate. The high voltage transistor device comprises a high voltage gate electrode and a high voltage gate dielectric separating the high voltage gate electrode from the substrate. A first interlayer dielectric layer is disposed over the substrate surrounding the low voltage transistor device and the high voltage transistor device. The high voltage gate electrode is disposed on the first interlayer dielectric layer and separated from the substrate by the first interlayer dielectric layer.
    Type: Application
    Filed: October 18, 2019
    Publication date: February 13, 2020
    Inventors: Kong-Beng Thei, Chien-Chih Chou, Fu-Jier Fan, Hsiao-Chin Tuan, Yi-Huan Chen, Alexander Kalnitsky, Yi-Sheng Chen
  • Patent number: 10553583
    Abstract: The present disclosure relates to an integrated circuit (IC) that includes a boundary region defined between a low voltage region, and a method of formation. In some embodiments, the integrated circuit comprises a first gate boundary dielectric layer disposed over a substrate in the low voltage region. A second gate boundary dielectric layer is disposed over the substrate in the high voltage region having a thickness greater than that of the first boundary dielectric layer. The first boundary dielectric layer meets the second boundary dielectric layer at the boundary region. A first polysilicon component is disposed within the boundary region over the first boundary dielectric layer and the second gate boundary layer. A second polysilicon component is disposed within the boundary region over the first polysilicon component. A hard mask component is disposed over the first polysilicon component and laterally neighbored to the second polysilicon component.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: February 4, 2020
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yi-Huan Chen, Chien-Chih Chou, Kong-Beng Thei
  • Publication number: 20200035672
    Abstract: A three-dimensional (3D) integrated circuit (IC) and associated forming method are provided. In some embodiments, a second IC die is bonded to a first IC die through a second bonding structure and a first bonding structure at a bonding interface. The bonding encloses a seal-ring structure in a peripheral region of the 3D IC in the first and second IC dies. The seal-ring structure extends from the first semiconductor substrate to the second semiconductor substrate. The bonding forms a plurality of through silicon via (TSV) coupling structures at the peripheral region of the 3D IC along an inner perimeter of the seal-ring structure by electrically and correspondingly connects a first plurality of TSV wiring layers and inter-wire vias and a second plurality of TSV wiring layers and inter-wire vias.
    Type: Application
    Filed: September 21, 2019
    Publication date: January 30, 2020
    Inventors: Kong-Beng Thei, Dun-Nian Yaung, Fu-Jier Fan, Hsing-Chih Lin, Hsiao-Chin Tuan, Jen-Cheng Liu, Alexander Kalnitsky, Yi-Sheng Chen
  • Publication number: 20200027845
    Abstract: In some embodiments, a bipolar junction transistor (BJT) is provided. The BJT may include a collector region that is disposed within a semiconductor substrate. A base region that is disposed within the semiconductor substrate and arranged within the collector region. An emitter region that is disposed within the semiconductor substrate and arranged within the base region. A pre-metal dielectric layer that is disposed over an upper surface of the semiconductor substrate and that separates the upper surface of the semiconductor substrate from a lowermost metal interconnect layer. A first plurality of dishing prevention columns that are arranged over the emitter region and within the pre-metal dielectric layer, where the plurality of dishing prevention columns each include a dummy gate that is conductive and electrically floating.
    Type: Application
    Filed: September 30, 2019
    Publication date: January 23, 2020
    Inventors: Yi-Huan Chen, Chien-Chih Chou, Kong-Beng Thei, Meng-Han Lin
  • Publication number: 20200027846
    Abstract: In some embodiments, a bipolar junction transistor (BJT) is provided. The BJT may include a collector region that is disposed within a semiconductor substrate. A base region that is disposed within the semiconductor substrate and arranged within the collector region. An emitter region that is disposed within the semiconductor substrate and arranged within the base region. A pre-metal dielectric layer that is disposed over an upper surface of the semiconductor substrate and that separates the upper surface of the semiconductor substrate from a lowermost metal interconnect layer. A first plurality of dishing prevention columns that are arranged over the emitter region and within the pre-metal dielectric layer, where the plurality of dishing prevention columns each include a dummy gate that is conductive and electrically floating.
    Type: Application
    Filed: September 30, 2019
    Publication date: January 23, 2020
    Inventors: Yi-Huan Chen, Chien-Chih Chou, Kong-Beng Thei, Meng-Han Lin
  • Patent number: 10535752
    Abstract: In some embodiments, a semiconductor device is provided. The semiconductor device includes a pair of source/drain regions disposed in a semiconductor substrate, where the source/drain regions are laterally spaced. A gate electrode is disposed over the semiconductor substrate between the source/drain regions. Sidewall spacers are disposed over the semiconductor substrate on opposite sides of the gate electrode. A silicide blocking structure is disposed over the sidewalls spacers, where respective sides of the source/drain regions facing the gate electrode are spaced apart from outer sides of the sidewall spacers and are substantially aligned with outer sidewalls of the silicide blocking structure.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: January 14, 2020
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Kong-Beng Thei, Chien-Chih Chou, Hsiao-Chin Tuan, Yi-Huan Chen, Alexander Kalnitsky
  • Publication number: 20190393322
    Abstract: In some embodiments, a semiconductor device is provided. The semiconductor device includes a pair of source/drain regions disposed in a semiconductor substrate, where the source/drain regions are laterally spaced. A gate electrode is disposed over the semiconductor substrate between the source/drain regions. Sidewall spacers are disposed over the semiconductor substrate on opposite sides of the gate electrode. A silicide blocking structure is disposed over the sidewalls spacers, where respective sides of the source/drain regions facing the gate electrode are spaced apart from outer sides of the sidewall spacers and are substantially aligned with outer sidewalls of the silicide blocking structure.
    Type: Application
    Filed: September 6, 2019
    Publication date: December 26, 2019
    Inventors: Kong-Beng Thei, Chien-Chih Chou, Hsiao-Chin Tuan, Yi-Huan Chen, Alexander Kalnitsky
  • Patent number: 10516029
    Abstract: In some embodiments, an integrated circuit is provided. The integrated circuit may include an inner ring-shaped isolation structure that is disposed in a semiconductor substrate. Further, the inner-ring shaped isolation structure may demarcate a device region. An inner ring-shaped well is disposed in the semiconductor substrate and surrounds the inner ring-shaped isolation structure. A plurality of dummy gates are arranged over the inner ring-shaped well. Moreover, the plurality of dummy gates are arranged within an interlayer dielectric layer.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: December 24, 2019
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yi-Huan Chen, Chien-Chih Chou, Ta-Wei Lin, Fu-Jier Fan, Kong-Beng Thei, Yi-Sheng Chen, Szu-Hsien Liu
  • Publication number: 20190386116
    Abstract: The present disclosure provides an integrated circuit. The integrated circuit includes a semiconductor substrate; and a passive polysilicon device disposed over the semiconductor substrate. The passive polysilicon device further includes a polysilicon feature; and a plurality of electrodes embedded in the polysilicon feature.
    Type: Application
    Filed: August 30, 2019
    Publication date: December 19, 2019
    Inventors: Harry-Hak-Lay Chuang, Kong-Beng Thei, Sheng-Chen Chung, Chiung-Han Yeh, Lee-Wee Teo, Yu-Ying Hsu, Bao-Ru Young
  • Patent number: 10510685
    Abstract: In some embodiments, a bipolar junction transistor (BJT) is provided. The BJT may include a collector region that is disposed within a semiconductor substrate. A base region that is disposed within the semiconductor substrate and arranged within the collector region. An emitter region that is disposed within the semiconductor substrate and arranged within the base region. A pre-metal dielectric layer that is disposed over an upper surface of the semiconductor substrate and that separates the upper surface of the semiconductor substrate from a lowermost metal interconnect layer. A first plurality of dishing prevention columns that are arranged over the emitter region and within the pre-metal dielectric layer, where the plurality of dishing prevention columns each include a dummy gate that is conductive and electrically floating.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: December 17, 2019
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yi-Huan Chen, Chien-Chih Chou, Kong-Beng Thei, Meng-Han Lin
  • Patent number: 10510750
    Abstract: The present disclosure relates to an integrated circuit (IC) and a method of formation. In some embodiments, a first transistor gate stack is disposed in a low voltage region defined on a substrate. The first transistor gate stack comprises a first gate electrode and a first gate dielectric separating the first gate electrode from the substrate. A third transistor gate stack is disposed in a high voltage region defined on the substrate. The third transistor gate stack comprises a third gate electrode and a third gate dielectric separating the third gate electrode from the substrate. The third gate dielectric comprises an oxide component and a first interlayer dielectric layer.
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: December 17, 2019
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Kong-Beng Thei, Chien-Chih Chou, Fu-Jier Fan, Hsiao-Chin Tuan, Yi-Huan Chen, Alexander Kalnitsky, Yi-Sheng Chen
  • Publication number: 20190378806
    Abstract: A bump structure with a barrier layer, and a method for manufacturing the bump structure, are provided. In some embodiments, the bump structure comprises a conductive pad, a conductive bump, and a barrier layer. The conductive pad comprises a pad material. The conductive bump overlies the conductive pad, and comprises a lower bump layer and an upper bump layer covering the lower bump layer. The barrier layer is configured to block movement of the pad material from the conductive pad to the upper bump layer along sidewalls of the lower bump layer. In some embodiments, the barrier layer is a spacer lining the sidewalls of the lower bump layer. In other embodiments, the barrier layer is between the barrier layer and the conductive pad, and spaces the sidewalls of the lower bump layer from the conductive pad.
    Type: Application
    Filed: August 23, 2019
    Publication date: December 12, 2019
    Inventors: Yao-Wen Chang, Chern-Yow Hsu, Cheng-Yuan Tsai, Kong-Beng Thei
  • Publication number: 20190371906
    Abstract: In some embodiments, a semiconductor device is provided. The semiconductor device includes a pair of source/drain regions disposed in a semiconductor substrate, where the source/drain regions are laterally spaced. A gate electrode is disposed over the semiconductor substrate between the source/drain regions. Sidewall spacers are disposed over the semiconductor substrate on opposite sides of the gate electrode. A silicide blocking structure is disposed over the sidewalls spacers, where respective sides of the source/drain regions facing the gate electrode are spaced apart from outer sides of the sidewall spacers and are substantially aligned with outer sidewalls of the silicide blocking structure.
    Type: Application
    Filed: May 30, 2018
    Publication date: December 5, 2019
    Inventors: Kong-Beng Thei, Chien-Chih Chou, Hsiao-Chin Tuan, Yi-Huan Chen, Alexander Kalnitsky
  • Publication number: 20190363079
    Abstract: A three-dimensional (3D) integrated circuit (IC) is provided. In some embodiments, a first IC die comprises a first bonding structure and a first interconnect structure over a first semiconductor substrate. A second IC die is disposed over the first IC die and comprises a second bonding structure and a second interconnect structure over a second semiconductor substrate. A seal-ring structure is in the first and second IC dies and extends from the first semiconductor substrate to the second semiconductor substrate. A plurality of through silicon via (TSV) coupling structures is arranged in the peripheral region of the 3D IC along an inner perimeter of the seal-ring structure. The plurality of TSV coupling structures respectively comprises a through silicon via (TSV) disposed in the second semiconductor substrate and electrically coupling to the 3D IC through a stack of TSV wiring layers and inter-wire vias.
    Type: Application
    Filed: May 25, 2018
    Publication date: November 28, 2019
    Inventors: Kong-Beng Thei, Dun-Nian Yaung, Fu-Jier Fan, Hsing-Chih Lin, Hsiao-Chin Tuan, Jen-Cheng Liu, Alexander Kalnitsky, Yi-Sheng Chen
  • Publication number: 20190296121
    Abstract: In some embodiments, an integrated circuit is provided. The integrated circuit may include an inner ring-shaped isolation structure that is disposed in a semiconductor substrate. Further, the inner-ring shaped isolation structure may demarcate a device region. An inner ring-shaped well is disposed in the semiconductor substrate and surrounds the inner ring-shaped isolation structure. A plurality of dummy gates are arranged over the inner ring-shaped well. Moreover, the plurality of dummy gates are arranged within an interlayer dielectric layer.
    Type: Application
    Filed: June 11, 2019
    Publication date: September 26, 2019
    Inventors: Yi-Huan Chen, Chien-Chih Chou, Ta-Wei Lin, Fu-Jier Fan, Kong-Beng Thei, Yi-Sheng Chen, Szu-Hsien Liu
  • Patent number: 10403736
    Abstract: The present disclosure provides an integrated circuit. The integrated circuit includes a semiconductor substrate; and a passive polysilicon device disposed over the semiconductor substrate. The passive polysilicon device further includes a polysilicon feature; and a plurality of electrodes embedded in the polysilicon feature.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: September 3, 2019
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Harry-Hak-Lay Chuang, Kong-Beng Thei, Sheng-Chen Chung, Chiung-Han Yeh, Lee-Wee Teo, Yu-Ying Hsu, Bao-Ru Young
  • Patent number: 10347757
    Abstract: A method includes forming a first isolation region in a substrate, wherein a top surface of the first isolation region is lower than a top surface of the substrate, depositing a gate electrode layer over the substrate and patterning the gate electrode layer to form a first gate electrode region and a second gate electrode region, wherein the second gate electrode region is vertically aligned with the first isolation region and the first gate electrode region is immediately adjacent to the second gate electrode region.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: July 9, 2019
    Assignee: Taiwan Semiconductor Manufaturing Company, Ltd.
    Inventors: Huei-Ru Liu, Chien-Chih Chou, Kong-Beng Thei
  • Patent number: 10340357
    Abstract: In some embodiments, an integrated circuit is provided. The integrated circuit may include an inner ring-shaped isolation structure that is disposed in a semiconductor substrate. Further, the inner-ring shaped isolation structure may demarcate a device region. An inner ring-shaped well is disposed in the semiconductor substrate and surrounds the inner ring-shaped isolation structure. A plurality of dummy gates are arranged over the inner ring-shaped well. Moreover, the plurality of dummy gates are arranged within an interlayer dielectric layer.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: July 2, 2019
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yi-Huan Chen, Chien-Chih Chou, Ta-Wei Lin, Fu-Jier Fan, Kong-Beng Thei, Yi-Sheng Chen, Szu-Hsien Liu
  • Patent number: 10325964
    Abstract: The present disclosure relates to an organic light emitting device including a logic device that comprises a dummy pattern and a merged spacer, and an associated fabrication method. In some embodiments, the organic light emitting device is disposed over a substrate. The logic device is coupled to the organic light emitting device, and comprises a pair of source/drain regions disposed within the substrate and separated by a channel region. A gate structure overlies the channel region and comprises a gate electrode and a dummy pattern separated from the gate electrode by a merged spacer. By arranging the dummy pattern and the merged spacer between the gate electrode and the source/drain regions, a distance between the gate electrode and the source/drain region is enlarged, and therefore reducing the gate induced drain leakage (GIDL) effect.
    Type: Grant
    Filed: November 15, 2016
    Date of Patent: June 18, 2019
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yi-Huan Chen, Fu-Jier Fan, Kong-Beng Thei, Ker-Hsiao Huo, Li-Hsuan Yeh, Yu-Bin Zhao
  • Patent number: 10297491
    Abstract: A structure of a semiconductor includes an isolation structure in a well of a substrate. An upper surface of the isolation structure in the well of the substrate is lower than an upper surface of the substrate and an upper surface of the well. A gate electrode has a first portion over the isolation structure, and a second portion laterally adjacent to the first portion, and above the first portion.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: May 21, 2019
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chien-Chih Chou, Kong-Beng Thei