Patents by Inventor Chih-Yueh Li

Chih-Yueh Li 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: 20250053721
    Abstract: A method to derive the location and size of oxide spacing area is provided in the present invention, including steps of dividing a tested region into a plurality of grid units, each grid unit consists of a plurality of sub-grid units, calculating a pattern density difference, a minimum row/column pattern density and a row/column pattern density difference of every grid unit based on layout data, and determining a grid unit as where an oxide spacing area locates at when its pattern density difference is greater than a first predetermined value, its minimum row/column pattern density is less than a second predetermined value and its row/column pattern density difference is greater than a third predetermined value.
    Type: Application
    Filed: October 10, 2023
    Publication date: February 13, 2025
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Zih-Wun Peng, Chih-Yueh Li, Ya-Ching Cheng, Yu-Ying Hu, Da-Ching Liao, Po-Jen Hsiao
  • Publication number: 20250008743
    Abstract: A semiconductor device includes a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate, a first ultra low-k (ULK) dielectric layer on the first MTJ and the second MTJ, a passivation layer on the first ULK dielectric layer, and a second ULK dielectric layer on the passivation layer.
    Type: Application
    Filed: September 15, 2024
    Publication date: January 2, 2025
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Kun-Ju Li, Tai-Cheng Hou, Hsin-Jung Liu, Fu-Yu Tsai, Bin-Siang Tsai, Chau-Chung Hou, Yu-Lung Shih, Ang Chan, Chih-Yueh Li, Chun-Tsen Lu
  • Publication number: 20240369594
    Abstract: A matching method for semiconductor topography measurement and a processing device using the same are provided. The matching method includes the following steps. An original surface topography curve is obtained. The original surface topography curve is obtained by measuring along a measurement straight line path of a semiconductor device. The original surface topography curve is converted into a surface topography variation curve. A circuit layout is obtained. A plurality of conductor density variation curves are obtained along a plurality of layout straight-line paths. According to a plurality of weighted values of a plurality of topography variation observation intervals of the surface topography variation curve, a weighted correlation between the surface topography variation curve and each of the conductor density variation curves is analyzed.
    Type: Application
    Filed: June 1, 2023
    Publication date: November 7, 2024
    Inventors: Po-Jen HSIAO, Ya-Ching CHENG, Chih-Yueh LI, Yu-Ying HU, Da-Ching LIAO, Zih-Wun PENG
  • Patent number: 12127413
    Abstract: A semiconductor device includes a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate, a first ultra low-k (ULK) dielectric layer on the first MTJ and the second MTJ, a passivation layer on the first ULK dielectric layer, and a second ULK dielectric layer on the passivation layer.
    Type: Grant
    Filed: February 23, 2023
    Date of Patent: October 22, 2024
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Kun-Ju Li, Tai-Cheng Hou, Hsin-Jung Liu, Fu-Yu Tsai, Bin-Siang Tsai, Chau-Chung Hou, Yu-Lung Shih, Ang Chan, Chih-Yueh Li, Chun-Tsen Lu
  • Publication number: 20230403946
    Abstract: A method for fabricating semiconductor device includes first forming a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate, performing an atomic layer deposition (ALD) process or a high-density plasma (HDP) process to form a passivation layer on the first MTJ and the second MTJ, performing an etching process to remove the passivation layer adjacent to the first MTJ and the second MTJ, and then forming an ultra low-k (ULK) dielectric layer on the passivation layer.
    Type: Application
    Filed: August 28, 2023
    Publication date: December 14, 2023
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Tai-Cheng Hou, Wei-Xin Gao, Fu-Yu Tsai, Chin-Yang Hsieh, Chen-Yi Weng, Jing-Yin Jhang, Bin-Siang Tsai, Kun-Ju Li, Chih-Yueh Li, Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Laio, Yu-Tsung Lai, Wei-Hao Huang
  • Publication number: 20230354715
    Abstract: A semiconductor device includes a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate, a passivation layer on the first MTJ and the second MTJ, and an ultra low-k (ULK) dielectric layer on the passivation layer. Preferably, a top surface of the passivation layer between the first MTJ and the second MTJ is lower than a top surface of the passivation layer directly on top of the first MTJ.
    Type: Application
    Filed: June 27, 2023
    Publication date: November 2, 2023
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Tai-Cheng Hou, Wei-Xin Gao, Fu-Yu Tsai, Chin-Yang Hsieh, Chen-Yi Weng, Jing-Yin Jhang, Bin-Siang Tsai, Kun-Ju Li, Chih-Yueh Li, Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Liao, Yu-Tsung Lai, Wei-Hao Huang
  • Publication number: 20230320229
    Abstract: A method for fabricating semiconductor device includes the steps of: forming a first magnetic tunneling junction (MTJ) on a substrate; forming a first ultra low-k (ULK) dielectric layer on the first MTJ; performing a first etching process to remove part of the first ULK dielectric layer and form a damaged layer on the first ULK dielectric layer; and forming a second ULK dielectric layer on the damaged layer.
    Type: Application
    Filed: May 10, 2023
    Publication date: October 5, 2023
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Tai-Cheng Hou, Wei-Xin Gao, Fu-Yu Tsai, Chin-Yang Hsieh, Chen-Yi Weng, Jing-Yin Jhang, Bin-Siang Tsai, Kun-Ju Li, Chih-Yueh Li, Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Liao, Yu-Tsung Lai, Wei-Hao Huang
  • Patent number: 11778922
    Abstract: A method for fabricating semiconductor device includes first forming a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate, performing an atomic layer deposition (ALD) process or a high-density plasma (HDP) process to form a passivation layer on the first MTJ and the second MTJ, performing an etching process to remove the passivation layer adjacent to the first MTJ and the second MTJ, and then forming an ultra low-k (ULK) dielectric layer on the passivation layer.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: October 3, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Tai-Cheng Hou, Wei-Xin Gao, Fu-Yu Tsai, Chin-Yang Hsieh, Chen-Yi Weng, Jing-Yin Jhang, Bin-Siang Tsai, Kun-Ju Li, Chih-Yueh Li, Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Liao, Yu-Tsung Lai, Wei-Hao Huang
  • Patent number: 11737370
    Abstract: A semiconductor device includes a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate, a passivation layer on the first MTJ and the second MTJ, and an ultra low-k (ULK) dielectric layer on the passivation layer. Preferably, a top surface of the passivation layer between the first MTJ and the second MTJ is lower than a top surface of the passivation layer directly on top of the first MTJ.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: August 22, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Tai-Cheng Hou, Wei-Xin Gao, Fu-Yu Tsai, Chin-Yang Hsieh, Chen-Yi Weng, Jing-Yin Jhang, Bin-Siang Tsai, Kun-Ju Li, Chih-Yueh Li, Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Liao, Yu-Tsung Lai, Wei-Hao Huang
  • Patent number: 11706993
    Abstract: A method for fabricating semiconductor device includes the steps of: forming a first magnetic tunneling junction (MTJ) on a substrate; forming a first ultra low-k (ULK) dielectric layer on the first MTJ; performing a first etching process to remove part of the first ULK dielectric layer and forming a damaged layer on the first ULK dielectric layer; and forming a second ULK dielectric layer on the damaged layer.
    Type: Grant
    Filed: December 27, 2020
    Date of Patent: July 18, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Tai-Cheng Hou, Wei-Xin Gao, Fu-Yu Tsai, Chin-Yang Hsieh, Chen-Yi Weng, Jing-Yin Jhang, Bin-Siang Tsai, Kun-Ju Li, Chih-Yueh Li, Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Liao, Yu-Tsung Lai, Wei-Hao Huang
  • Publication number: 20230200088
    Abstract: A semiconductor device includes a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate, a first ultra low-k (ULK) dielectric layer on the first MTJ and the second MTJ, a passivation layer on the first ULK dielectric layer, and a second ULK dielectric layer on the passivation layer.
    Type: Application
    Filed: February 23, 2023
    Publication date: June 22, 2023
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Kun-Ju Li, Tai-Cheng Hou, Hsin-Jung Liu, Fu-Yu Tsai, Bin-Siang Tsai, Chau-Chung Hou, Yu-Lung Shih, Ang Chan, Chih-Yueh Li, Chun-Tsen Lu
  • Patent number: 11621296
    Abstract: A method for fabricating semiconductor device includes the steps of: forming a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate; forming a first top electrode on the first MTJ and a second top electrode on the second MTJ; forming a first ultra low-k (ULK) dielectric layer on the first MTJ and the second MTJ; forming a passivation layer on the first ULK dielectric layer, wherein a bottom surface of the passivation layer between the first MTJ and the second MTJ is lower than a top surface of the first MTJ; and forming a second ULK dielectric layer on the passivation layer.
    Type: Grant
    Filed: April 6, 2021
    Date of Patent: April 4, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Kun-Ju Li, Tai-Cheng Hou, Hsin-Jung Liu, Fu-Yu Tsai, Bin-Siang Tsai, Chau-Chung Hou, Yu-Lung Shih, Ang Chan, Chih-Yueh Li, Chun-Tsen Lu
  • Patent number: 11461693
    Abstract: A training apparatus and a training method for providing a sample size expanding model are provided. A normalizing unit receives a training data set with at least one numeric predictor factor and a numeric response factor. An encoding unit trains the training data set in an initial encoding layer and at least one deep encoding layer. A modeling unit extracts a mean vector and a variance vector and inputting the mean vector and the variance vector together into a latent hidden layer for obtaining the sample size expanding model. A decoding unit trains the training data set in at least one deep decoding layer and a last encoding layer. A verifying unit performs a verification of the sample size expanding model according to the outputting data set. A data generating unit generates a plurality of samples via the sample size expanding model.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: October 4, 2022
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Yao-Sheng Chang, Ya-Ching Cheng, Chien-Hung Chen, Chih-Yueh Li, Da-Ching Liao
  • Publication number: 20220085283
    Abstract: A method for fabricating semiconductor device includes first forming a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate, performing an atomic layer deposition (ALD) process or a high-density plasma (HDP) process to form a passivation layer on the first MTJ and the second MTJ, performing an etching process to remove the passivation layer adjacent to the first MTJ and the second MTJ, and then forming an ultra low-k (ULK) dielectric layer on the passivation layer.
    Type: Application
    Filed: November 22, 2021
    Publication date: March 17, 2022
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Tai-Cheng Hou, Wei-Xin Gao, Fu-Yu Tsai, Chin-Yang Hsieh, Chen-Yi Weng, Jing-Yin Jhang, Bin-Siang Tsai, Kun-Ju Li, Chih-Yueh Li, Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Liao, Yu-Tsung Lai, Wei-Hao Huang
  • Publication number: 20210225932
    Abstract: A method for fabricating semiconductor device includes the steps of: forming a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate; forming a first top electrode on the first MTJ and a second top electrode on the second MTJ; forming a first ultra low-k (ULK) dielectric layer on the first MTJ and the second MTJ; forming a passivation layer on the first ULK dielectric layer, wherein a bottom surface of the passivation layer between the first MTJ and the second MTJ is lower than a top surface of the first MTJ; and forming a second ULK dielectric layer on the passivation layer.
    Type: Application
    Filed: April 6, 2021
    Publication date: July 22, 2021
    Inventors: Kun-Ju Li, Tai-Cheng Hou, Hsin-Jung Liu, Fu-Yu Tsai, Bin-Siang Tsai, Chau-Chung Hou, Yu-Lung Shih, Ang Chan, Chih-Yueh Li, Chun-Tsen Lu
  • Publication number: 20210151666
    Abstract: A semiconductor device includes a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate, a passivation layer on the first MTJ and the second MTJ, and an ultra low-k (ULK) dielectric layer on the passivation layer. Preferably, a top surface of the passivation layer between the first MTJ and the second MTJ is lower than a top surface of the passivation layer directly on top of the first MTJ.
    Type: Application
    Filed: January 4, 2021
    Publication date: May 20, 2021
    Inventors: Hui-Lin Wang, Tai-Cheng Hou, Wei-Xin Gao, Fu-Yu Tsai, Chin-Yang Hsieh, Chen-Yi Weng, Jing-Yin Jhang, Bin-Siang Tsai, Kun-Ju Li, Chih-Yueh Li, Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Liao, Yu-Tsung Lai, Wei-Hao Huang
  • Patent number: 11004897
    Abstract: A method for fabricating semiconductor device includes the steps of: forming a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate; forming a first top electrode on the first MTJ and a second top electrode on the second MTJ; forming a first ultra low-k (ULK) dielectric layer on the first MTJ and the second MTJ; forming a passivation layer on the first ULK dielectric layer, wherein a bottom surface of the passivation layer between the first MTJ and the second MTJ is lower than a top surface of the first MTJ; and forming a second ULK dielectric layer on the passivation layer.
    Type: Grant
    Filed: August 4, 2019
    Date of Patent: May 11, 2021
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Kun-Ju Li, Tai-Cheng Hou, Hsin-Jung Liu, Fu-Yu Tsai, Bin-Siang Tsai, Chau-Chung Hou, Yu-Lung Shih, Ang Chan, Chih-Yueh Li, Chun-Tsen Lu
  • Publication number: 20210119115
    Abstract: A method for fabricating semiconductor device includes the steps of: forming a first magnetic tunneling junction (MTJ) on a substrate; forming a first ultra low-k (ULK) dielectric layer on the first MTJ; performing a first etching process to remove part of the first ULK dielectric layer and forming a damaged layer on the first ULK dielectric layer; and forming a second ULK dielectric layer on the damaged layer.
    Type: Application
    Filed: December 27, 2020
    Publication date: April 22, 2021
    Inventors: Hui-Lin Wang, Tai-Cheng Hou, Wei-Xin Gao, Fu-Yu Tsai, Chin-Yang Hsieh, Chen-Yi Weng, Jing-Yin Jhang, Bin-Siang Tsai, Kun-Ju Li, Chih-Yueh Li, Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Liao, Yu-Tsung Lai, Wei-Hao Huang
  • Patent number: 10916694
    Abstract: A method for fabricating semiconductor device includes the steps of: forming a first magnetic tunneling junction (MTJ) on a substrate; forming a first ultra low-k (ULK) dielectric layer on the first MTJ; performing a first etching process to remove part of the first ULK dielectric layer and forming a damaged layer on the first ULK dielectric layer; and forming a second ULK dielectric layer on the damaged layer.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: February 9, 2021
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Hui-Lin Wang, Tai-Cheng Hou, Wei-Xin Gao, Fu-Yu Tsai, Chin-Yang Hsieh, Chen-Yi Weng, Jing-Yin Jhang, Bin-Siang Tsai, Kun-Ju Li, Chih-Yueh Li, Chia-Lin Lu, Chun-Lung Chen, Kun-Yuan Liao, Yu-Tsung Lai, Wei-Hao Huang
  • Publication number: 20210005662
    Abstract: A method for fabricating semiconductor device includes the steps of: forming a first magnetic tunneling junction (MTJ) and a second MTJ on a substrate; forming a first top electrode on the first MTJ and a second top electrode on the second MTJ; forming a first ultra low-k (ULK) dielectric layer on the first MTJ and the second MTJ; forming a passivation layer on the first ULK dielectric layer, wherein a bottom surface of the passivation layer between the first MTJ and the second MTJ is lower than a top surface of the first MTJ; and forming a second ULK dielectric layer on the passivation layer.
    Type: Application
    Filed: August 4, 2019
    Publication date: January 7, 2021
    Inventors: Kun-Ju Li, Tai-Cheng Hou, Hsin-Jung Liu, Fu-Yu Tsai, Bin-Siang Tsai, Chau-Chung Hou, Yu-Lung Shih, Ang Chan, Chih-Yueh Li, Chun-Tsen Lu