Patents by Inventor Chih-Wei Yang

Chih-Wei 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: 20160233326
    Abstract: A high electron mobility transistor comprises a substrate, an epitaxial stack arranged above the substrate and having a first region and a second region surrounding the first region, a matrix electrode structure arranged in the first region. The matrix electrode comprises a plurality of first electrodes arranged on the epitaxial stack, a plurality of second electrodes arranged on the epitaxial stack and adjacent to the plurality of first electrodes, a plurality of third electrodes arranged adjacent to the plurality of first electrodes and second electrodes. One of the plurality of first electrodes comprises a first side, a second side, a third side and a fourth side. The first side and the third side are opposite sides, and the second side and the fourth side are opposite sides. Two of the plurality of second electrodes are arranged on the first side and the third side, and two of the plurality of third electrodes are arranged on the second side and the fourth side.
    Type: Application
    Filed: April 19, 2016
    Publication date: August 11, 2016
    Inventors: Hsein-chin CHIU, Chien-Kai TUNG, Heng-Kuang LIN, Chih-Wei YANG, Hsiang-Chun WANG
  • Publication number: 20160233301
    Abstract: The present invention provides a semiconductor structure, including a substrate, a first nanowire structure disposed on the substrate, and the first nanowire structure includes a gate region and a source/drain region The diameter of the first nanowire structure within the gate region is different from the diameter of the first nanowire structure within the source/drain region.
    Type: Application
    Filed: March 20, 2015
    Publication date: August 11, 2016
    Inventors: En-Chiuan Liou, Yu-Cheng Tung, Chih-Wei Yang
  • Patent number: 9406516
    Abstract: A method for fabricating semiconductor device is disclosed. The method includes the steps of: providing a substrate; forming an interfacial layer on the substrate; forming a high-k dielectric layer on the interfacial layer; forming a first bottom barrier metal (BBM) layer on the high-k dielectric layer; performing a thermal treatment; removing the first BBM layer; and forming a second BBM layer on the high-k dielectric layer.
    Type: Grant
    Filed: April 7, 2015
    Date of Patent: August 2, 2016
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Jian-Cun Ke, Chih-Wei Yang, Kun-Yuan Lo, Chia-Fu Hsu, Shao-Wei Wang
  • Publication number: 20160204197
    Abstract: The present invention provides a semiconductor structure, including a substrate, a shallow trench isolation (STI) disposed in the substrate, a plurality of first fin structures disposed in the substrate, where each first fin structure and the substrate have same material, and a plurality of second fin structures disposed in the STI, where each second fin structure and the STI have same material.
    Type: Application
    Filed: February 3, 2015
    Publication date: July 14, 2016
    Inventors: En-Chiuan Liou, Ssu-I Fu, Chia-Lin Lu, Shih-Hung Tsai, Chih-Wei Yang, Chia-Ching Lin, Chia-Hsun Tseng, Rai-Min Huang
  • Patent number: 9385236
    Abstract: A semiconductor device and a method of forming the same, the semiconductor device includes a plurality of fin shaped structures and a dummy gate structure. The fin shaped structures are disposed in a substrate, where at least one of the fin shaped structures has a tipped end. The dummy gate structure is disposed on the substrate, and includes an extending portion covering the tipped end.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: July 5, 2016
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chien-Ying Sun, En-Chiuan Liou, Ming-Shing Chen, Yu-Cheng Tung, Chih-Wei Yang
  • Publication number: 20160190019
    Abstract: The present invention provides a method of forming an integrated circuit including a substrate, a first transistor, a second transistor and a third transistor. The first transistor has a first metal gate including a first bottom barrier layer, a first work function metal layer and a first metal layer. The second transistor has a second metal gate including a second bottom barrier layer, a second work function metal layer and a second metal layer. The third transistor has a third metal gate including a third bottom barrier layer, a third work function metal layer and a third metal layer. The first transistor, the second transistor and the third transistor has the same conductive type. A nitrogen concentration of the first bottom barrier layer>a nitrogen concentration of the second bottom barrier layer>a nitrogen concentration of the third bottom barrier layer.
    Type: Application
    Filed: March 3, 2016
    Publication date: June 30, 2016
    Inventors: Chih-Wei Yang, Yu-Feng Liu, Jian-Cun Ke, Chia-Fu Hsu, Yu-Ru Yang, En-Chiuan Liou
  • Patent number: 9349822
    Abstract: A method for fabricating semiconductor device is disclosed. The method includes the steps of: providing a substrate having an interlayer dielectric (ILD) layer thereon; forming a first recess, a second recess, and a third recess in the ILD layer; forming a material layer on the ILD layer and in the first recess, the second recess, and the third recess; performing a first treatment on the material layer in the first recess; and performing a second treatment on the material layer in the first recess and second recess.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: May 24, 2016
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chih-Wei Yang, Yu-Feng Liu, Jian-Cun Ke, Chia-Fu Hsu, En-Chiuan Liou, Ssu-I Fu, Chi-Mao Hsu, Nien-Ting Ho, Yu-Ru Yang, Yu-Ping Wang, Chien-Ming Lai, Yi-Wen Chen, Yu-Ting Tseng, Ya-Huei Tsai, Chien-Chung Huang, Tsung-Yin Hsieh, Hung-Yi Wu
  • Publication number: 20160139801
    Abstract: A method, an apparatus and a computer program product for operating items with multiple fingers, adapted to a portable apparatus having a touch screen, are provided. In the method, a first touch operation performed on at least one item displayed on the touch screen is detected. A time of the first touch operation staying on the at least one item is accumulated and determined whether to be over a threshold. When the staying time is over the threshold, an edit mode of the item is entered and a second touch operation performed on the touch screen is detected. Finally, the at least one item is operated according to the first touch operation and the second touch operation.
    Type: Application
    Filed: January 21, 2016
    Publication date: May 19, 2016
    Applicant: HTC CORPORATION
    Inventors: Ching-Tung Liu, Hsueh-Chun Chen, Chih-Wei Yang, Wei-Nien Shih
  • Patent number: 9331154
    Abstract: A high electron mobility transistor comprises a substrate, an epitaxial stack arranged above the substrate and having a first region and a second region surrounding the first region, a matrix electrode structure arranged in the first region, and a plurality of first bridges electrically connecting the plurality of second electrodes. The matrix electrode structure comprises a plurality of first electrodes arranged on the epitaxial stack and a plurality of second electrodes arranged on the epitaxial stack and adjacent to the plurality of first electrodes. One of the bridges is arranged between two of the second electrodes and crossed over one of the first electrodes.
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: May 3, 2016
    Assignees: EPISTAR CORPORATION, HUGA OPTOTECH, INC
    Inventors: Hsien-Chin Chiu, Chien-Kai Tung, Heng-Kuang Lin, Chih-Wei Yang, Hsiang-Chun Wang
  • Patent number: 9318389
    Abstract: The present invention provides an integrated circuit including a substrate, a first transistor, a second transistor and a third transistor. The first transistor has a first metal gate including a first bottom barrier layer, a first work function metal layer and a first metal layer. The second transistor has a second metal gate including a second bottom barrier layer, a second work function metal layer and a second metal layer. The third transistor has a third metal gate including a third bottom barrier layer, a third work function metal layer and a third metal layer. The first transistor, the second transistor and the third transistor has the same conductive type. A nitrogen concentration of the first bottom barrier layer>a nitrogen concentration of the second bottom barrier layer>a nitrogen concentration of the third bottom barrier layer.
    Type: Grant
    Filed: October 22, 2014
    Date of Patent: April 19, 2016
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chih-Wei Yang, Yu-Feng Liu, Jian-Cun Ke, Chia-Fu Hsu, Yu-Ru Yang, En-Chiuan Liou
  • Publication number: 20160104786
    Abstract: A method for fabricating semiconductor device is disclosed. The method includes the steps of: providing a substrate having an interlayer dielectric (ILD) layer thereon; forming a first recess, a second recess, and a third recess in the ILD layer; forming a material layer on the ILD layer and in the first recess, the second recess, and the third recess; performing a first treatment on the material layer in the first recess; and performing a second treatment on the material layer in the first recess and second recess.
    Type: Application
    Filed: November 18, 2014
    Publication date: April 14, 2016
    Inventors: Chih-Wei Yang, Yu-Feng Liu, Jian-Cun Ke, Chia-Fu Hsu, En-Chiuan Liou, Ssu-I Fu, Chi-Mao Hsu, Nien-Ting Ho, Yu-Ru Yang, Yu-Ping Wang, Chien-Ming Lai, Yi-Wen Chen, Yu-Ting Tseng, Ya-Huei Tsai, Chien-Chung Huang, Tsung-Yin Hsieh, Hung-Yi Wu
  • Patent number: 9312352
    Abstract: A method for fabricating a field-effect transistor is provided. The method includes: forming a gate dielectric layer and a barrier layer on a substrate in sequence; forming a first silicon layer on and in contact with the barrier layer; performing a thermal treatment to form a silicide layer between the barrier layer and the first silicon layer; and forming a second silicon layer on and in contact with the first silicon layer.
    Type: Grant
    Filed: October 2, 2015
    Date of Patent: April 12, 2016
    Assignee: UNITED MICROELECTRONICS CORPORATION
    Inventors: Kun-Yuan Lo, Chih-Wei Yang, Cheng-Guo Chen, Rai-Min Huang, Jian-Cun Ke
  • Publication number: 20160093536
    Abstract: The present invention provides an integrated circuit including a substrate, a first transistor, a second transistor and a third transistor. The first transistor has a first metal gate including a first bottom barrier layer, a first work function metal layer and a first metal layer. The second transistor has a second metal gate including a second bottom barrier layer, a second work function metal layer and a second metal layer. The third transistor has a third metal gate including a third bottom barrier layer, a third work function metal layer and a third metal layer. The first transistor, the second transistor and the third transistor has the same conductive type. A nitrogen concentration of the first bottom barrier layer>a nitrogen concentration of the second bottom barrier layer>a nitrogen concentration of the third bottom barrier layer.
    Type: Application
    Filed: October 22, 2014
    Publication date: March 31, 2016
    Inventors: Chih-Wei Yang, Yu-Feng Liu, Jian-Cun Ke, Chia-Fu Hsu, Yu-Ru Yang, En-Chiuan Liou
  • Publication number: 20160093489
    Abstract: A method of forming a dielectric layer includes the following steps. First of all, a high-k dielectric layer is formed on a substrate. Next, a nitridation process is performed on the high-k dielectric layer immediately after the high-k dielectric layer is formed. Then, a post-nitridation process is performed on the high-k dielectric layer after the nitridation process is performed.
    Type: Application
    Filed: September 29, 2014
    Publication date: March 31, 2016
    Inventors: Yu-Feng Liu, Chih-Wei Yang, Jian-Cun Ke, Chia-Fu Hsu
  • Patent number: 9285980
    Abstract: A method, an apparatus and a computer program product for operating items with multiple fingers, adapted to a portable apparatus having a touch screen, are provided. In the method, a first touch operation performed on at least one item displayed on the touch screen is detected. A time of the first touch operation staying on the at least one item is accumulated and determined whether to be over a threshold. When the staying time is over the threshold, an edit mode of the item is entered and a second touch operation performed on the touch screen is detected. Finally, the at least one item is operated according to the first touch operation and the second touch operation.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: March 15, 2016
    Assignee: HTC Corporation
    Inventors: Ching-Tung Liu, Hsueh-Chun Chen, Chih-Wei Yang, Wei-Nien Shih
  • Patent number: 9269791
    Abstract: A multi-gate MOSFET includes a substrate, a dielectric layer and at least a fin-shaped structure. The substrate has a first area and a second area. The dielectric layer is only located in the substrate of the first area. At least a fin-shaped structure is located on the dielectric layer. Moreover, the present invention also provides a multi-gate MOSFET process forming said multi-gate MOSFET.
    Type: Grant
    Filed: July 10, 2012
    Date of Patent: February 23, 2016
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Ssu-I Fu, En-Chiuan Liou, Chih-Wei Yang, Ying-Tsung Chen, Shih-Hung Tsai
  • Publication number: 20160049497
    Abstract: A method for fabricating semiconductor device is disclosed. The method includes the steps of: providing a substrate; forming a gate structure on the substrate; forming a lightly doped drain in the substrate; and performing a first implantation process for implanting fluorine ions at a tiled angle into the substrate and part of the gate structure.
    Type: Application
    Filed: October 21, 2015
    Publication date: February 18, 2016
    Inventors: Jian-Cun Ke, Chih-Wei Yang, Chia-Fu Hsu
  • Publication number: 20160027885
    Abstract: A method for fabricating a field-effect transistor is provided. The method includes: forming a gate dielectric layer and a barrier layer on a substrate in sequence; forming a first silicon layer on and in contact with the barrier layer; performing a thermal treatment to form a silicide layer between the barrier layer and the first silicon layer; and forming a second silicon layer on and in contact with the first silicon layer.
    Type: Application
    Filed: October 2, 2015
    Publication date: January 28, 2016
    Inventors: Kun-Yuan LO, Chih-Wei YANG, Cheng-Guo CHEN, Rai-Min HUANG, Jian-Cun KE
  • Patent number: 9196726
    Abstract: A method for fabricating semiconductor device is disclosed. The method includes the steps of: providing a substrate; forming a gate structure on the substrate; forming a lightly doped drain in the substrate; and performing a first implantation process for implanting fluorine ions at a tiled angle into the substrate and part of the gate structure.
    Type: Grant
    Filed: May 12, 2014
    Date of Patent: November 24, 2015
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Jian-Cun Ke, Chih-Wei Yang, Chia-Fu Hsu
  • Publication number: 20150332926
    Abstract: A method for fabricating semiconductor device is disclosed. The method includes the steps of: providing a substrate; injecting a first precursor and forming an interfacial layer on the substrate; and injecting a second precursor and performing a thermal treatment for forming an interface layer on the interfacial layer.
    Type: Application
    Filed: May 18, 2014
    Publication date: November 19, 2015
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Jian-Cun Ke, Chih-Wei Yang, Chia-Fu Hsu