Patents by Inventor Wei-Chung HU
Wei-Chung HU 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).
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Patent number: 12174529Abstract: A method for manufacturing a semiconductor device is provided. The method includes the following operations. A first layout including a plurality of first features is provided. A modified second layout is determined. The modified second layout includes a plurality of modified features separated from each other, and each of the plurality of modified features respectively overlaps each of the plurality of first features. The modified second layout is outputted to a photomask.Type: GrantFiled: July 6, 2022Date of Patent: December 24, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Wei-Chung Hu, Chi-Ta Lu, Chi-Ming Tsai
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Publication number: 20240385507Abstract: A photolithographic mask assembly according to the present disclosure accompanies a photolithographic mask. The photolithographic mask includes a capping layer over a substrate and an absorber layer disposed over the capping layer. The absorber layer includes a first main feature area, a second main feature area, and a venting feature area disposed between the first main feature area and the second main feature area. The venting feature area includes a plurality of venting features.Type: ApplicationFiled: July 29, 2024Publication date: November 21, 2024Inventors: Chi-Ta Lu, Chih-Chiang Tu, Cheng-Ming Lin, Ching-Yueh Chen, Wei-Chung Hu, Ting-Chang Hsu, Yu-Tung Chen
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Patent number: 12124163Abstract: A photolithographic mask assembly according to the present disclosure accompanies a photolithographic mask. The photolithographic mask includes a capping layer over a substrate and an absorber layer disposed over the capping layer. The absorber layer includes a first main feature area, a second main feature area, and a venting feature area disposed between the first main feature area and the second main feature area. The venting feature area includes a plurality of venting features.Type: GrantFiled: July 27, 2023Date of Patent: October 22, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chi-Ta Lu, Chih-Chiang Tu, Cheng-Ming Lin, Ching-Yueh Chen, Wei-Chung Hu, Ting-Chang Hsu, Yu-Tung Chen
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Patent number: 11860530Abstract: A photolithographic mask assembly according to the present disclosure accompanies a photolithographic mask. The photolithographic mask includes a capping layer over a substrate and an absorber layer disposed over the capping layer. The absorber layer includes a first main feature area, a second main feature area, and a venting feature area disposed between the first main feature area and the second main feature area. The venting feature area includes a plurality of venting features.Type: GrantFiled: June 30, 2022Date of Patent: January 2, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chi-Ta Lu, Chih-Chiang Tu, Cheng-Ming Lin, Ching-Yueh Chen, Wei-Chung Hu, Ting-Chang Hsu, Yu-Tung Chen
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Publication number: 20230367197Abstract: A photolithographic mask assembly according to the present disclosure accompanies a photolithographic mask. The photolithographic mask includes a capping layer over a substrate and an absorber layer disposed over the capping layer. The absorber layer includes a first main feature area, a second main feature area, and a venting feature area disposed between the first main feature area and the second main feature area. The venting feature area includes a plurality of venting features.Type: ApplicationFiled: July 27, 2023Publication date: November 16, 2023Inventors: Chi-Ta Lu, Chih-Chiang Tu, Cheng-Ming Lin, Ching-Yueh Chen, Wei-Chung Hu, Ting-Chang Hsu, Yu-Tung Chen
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Patent number: 11669957Abstract: A method of analyzing a semiconductor wafer includes obtaining a graphic data system (GDS) file corresponding to the semiconductor wafer, using GDS information from the GDS file to provide coordinates of a layout feature of the semiconductor wafer to an electron microscope, using the electron microscope to capture a raw image from the semiconductor wafer based on the coordinates of the layout feature, and performing a measurement operation on the raw image.Type: GrantFiled: July 16, 2021Date of Patent: June 6, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Peng-Ren Chen, Yi-An Huang, Jyun-Hong Chen, Wei-Chung Hu, Wen-Hao Cheng, Shiang-Bau Wang, Yung-Jung Chang
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Publication number: 20220350235Abstract: A photolithographic mask assembly according to the present disclosure accompanies a photolithographic mask. The photolithographic mask includes a capping layer over a substrate and an absorber layer disposed over the capping layer. The absorber layer includes a first main feature area, a second main feature area, and a venting feature area disposed between the first main feature area and the second main feature area. The venting feature area includes a plurality of venting features.Type: ApplicationFiled: June 30, 2022Publication date: November 3, 2022Inventors: Chi-Ta Lu, Chih-Chiang Tu, Cheng-Ming Lin, Ching-Yueh Chen, Wei-Chung Hu, Ting-Chang Hsu, Yu-Tung Chen
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Publication number: 20220342296Abstract: A method for manufacturing a semiconductor device is provided. The method includes the following operations. A first layout including a plurality of first features is provided. A modified second layout is determined. The modified second layout includes a plurality of modified features separated from each other, and each of the plurality of modified features respectively overlaps each of the plurality of first features. The modified second layout is outputted to a photomask.Type: ApplicationFiled: July 6, 2022Publication date: October 27, 2022Inventors: WEI-CHUNG HU, CHI-TA LU, CHI-MING TSAI
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Patent number: 11429019Abstract: A method for manufacturing a semiconductor device is provided. The method includes providing a first layout including a plurality of first features and a second layout including a plurality of second features; shifting the second layout to generate a plurality of virtual layouts; comparing a score of each of the plurality of virtual layouts and determining a modified second layout having a target score out of the plurality of virtual layouts; and outputting the modified second layout to a photomask.Type: GrantFiled: December 8, 2020Date of Patent: August 30, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Wei-Chung Hu, Chi-Ta Lu, Chi-Ming Tsai
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Patent number: 11402743Abstract: A photolithographic mask assembly according to the present disclosure accompanies a photolithographic mask. The photolithographic mask includes a capping layer over a substrate and an absorber layer disposed over the capping layer. The absorber layer includes a first main feature area, a second main feature area, and a venting feature area disposed between the first main feature area and the second main feature area. The venting feature area includes a plurality of venting features.Type: GrantFiled: August 31, 2020Date of Patent: August 2, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chi-Ta Lu, Chih-Chiang Tu, Cheng-Ming Lin, Ching-Yueh Chen, Wei-Chung Hu, Ting-Chang Hsu, Yu-Tung Chen
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Publication number: 20220066312Abstract: A photolithographic mask assembly according to the present disclosure accompanies a photolithographic mask. The photolithographic mask includes a capping layer over a substrate and an absorber layer disposed over the capping layer. The absorber layer includes a first main feature area, a second main feature area, and a venting feature area disposed between the first main feature area and the second main feature area. The venting feature area includes a plurality of venting features.Type: ApplicationFiled: August 31, 2020Publication date: March 3, 2022Inventors: Chi-Ta Lu, Chih-Chiang Tu, Cheng-Ming Lin, Ching-Yueh Chen, Wei-Chung Hu, Ting-Chang Hsu, Yu-Tung Chen
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Publication number: 20210342994Abstract: A method of analyzing a semiconductor wafer includes obtaining a graphic data system (GDS) file corresponding to the semiconductor wafer, using GDS information from the GDS file to provide coordinates of a layout feature of the semiconductor wafer to an electron microscope, using the electron microscope to capture a raw image from the semiconductor wafer based on the coordinates of the layout feature, and performing a measurement operation on the raw image.Type: ApplicationFiled: July 16, 2021Publication date: November 4, 2021Inventors: Peng-Ren CHEN, Yi-An HUANG, Jyun-Hong CHEN, Wei-Chung HU, Wen-Hao CHENG, Shiang-Bau WANG, Yung-Jung CHANG
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Patent number: 11094057Abstract: A method includes capturing a raw image from a semiconductor wafer, using graphic data system (GDS) information corresponding to the wafer to assign a measurement box in the raw image, performing a distance measurement on a feature of the raw image in the measurement box, and performing a manufacturing activity based on the distance measurement.Type: GrantFiled: August 3, 2020Date of Patent: August 17, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Peng-Ren Chen, Shiang-Bau Wang, Wen-Hao Cheng, Yung-Jung Chang, Wei-Chung Hu, Yi-An Huang, Jyun-Hong Chen
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Publication number: 20210116804Abstract: A method for manufacturing a semiconductor device is provided. The method includes providing a first layout including a plurality of first features and a second layout including a plurality of second features; shifting the second layout to generate a plurality of virtual layouts; comparing a score of each of the plurality of virtual layouts and determining a modified second layout having a target score out of the plurality of virtual layouts; and outputting the modified second layout to a photomask.Type: ApplicationFiled: December 8, 2020Publication date: April 22, 2021Inventors: WEI-CHUNG HU, CHI-TA LU, CHI-MING TSAI
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Patent number: 10866508Abstract: A method for manufacturing a photomask is provided. The method includes generating a plurality of virtual layouts; calculating a score for each of the plurality of virtual layouts in accordance with a total overlay area; comparing the scores of the plurality of virtual layouts and determining a modified layout having a target score out of the plurality of virtual layouts; and outputting the modified layout to a photomask. Each of the virtual layouts includes a plurality of the shifted features. A semiconductor manufacturing method is also provided.Type: GrantFiled: November 7, 2018Date of Patent: December 15, 2020Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Wei-Chung Hu, Chi-Ta Lu, Chi-Ming Tsai
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Publication number: 20200364844Abstract: A method includes capturing a raw image from a semiconductor wafer, using graphic data system (GDS) information corresponding to the wafer to assign a measurement box in the raw image, performing a distance measurement on a feature of the raw image in the measurement box, and performing a manufacturing activity based on the distance measurement.Type: ApplicationFiled: August 3, 2020Publication date: November 19, 2020Inventors: Peng-Ren CHEN, Shiang-Bau WANG, Wen-Hao CHENG, Yung-Jung CHANG, Wei-Chung HU, Yi-An HUANG, Jyun-Hong CHEN
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Patent number: 10762621Abstract: A method includes capturing a raw image from a semiconductor wafer, assigning a measurement box in the raw image, arranging a pair of indicators in the measurement box according to graphic data system (GDS) information of the semiconductor wafer, measuring a distance between the indicators, and performing a manufacturing activity based on the measured distance.Type: GrantFiled: May 1, 2019Date of Patent: September 1, 2020Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Peng-Ren Chen, Shiang-Bau Wang, Wen-Hao Cheng, Yung-Jung Chang, Wei-Chung Hu, Yi-An Huang, Jyun-Hong Chen
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Publication number: 20190354006Abstract: A method for manufacturing a photomask is provided. The method includes generating a plurality of virtual layouts; calculating a score for each of the plurality of virtual layouts in accordance with a total overlay area; comparing the scores of the plurality of virtual layouts and determining a modified layout having a target score out of the plurality of virtual layouts; and outputting the modified layout to a photomask. Each of the virtual layouts includes a plurality of the shifted features. A semiconductor manufacturing method is also provided.Type: ApplicationFiled: November 7, 2018Publication date: November 21, 2019Inventors: WEI-CHUNG HU, CHI-TA LU, CHI-MING TSAI
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Publication number: 20190259140Abstract: A method includes capturing a raw image from a semiconductor wafer, assigning a measurement box in the raw image, arranging a pair of indicators in the measurement box according to graphic data system (GDS) information of the semiconductor wafer, measuring a distance between the indicators, and performing a manufacturing activity based on the measured distance.Type: ApplicationFiled: May 1, 2019Publication date: August 22, 2019Inventors: Peng-Ren CHEN, Shiang-Bau WANG, Wen-Hao CHENG, Yung-Jung CHANG, Wei-Chung HU, Yi-An HUANG, Jyun-Hong CHEN
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Patent number: 10304178Abstract: Methods and systems for diagnosing semiconductor wafer are provided. A target image is obtained according to graphic data system (GDS) information of a specific layout in the semiconductor wafer, wherein the target image includes a first contour having a first pattern corresponding to the specific layout. Image-based alignment is performed to capture a raw image from the semiconductor wafer according to the first contour. The semiconductor wafer is analyzed by measuring the raw image, so as to provide a diagnostic result.Type: GrantFiled: September 18, 2015Date of Patent: May 28, 2019Assignee: TAIWAN SEMICONDUCTOR MANFACTURING COMPANY, LTD.Inventors: Peng-Ren Chen, Shiang-Bau Wang, Wen-Hao Cheng, Yung-Jung Chang, Wei-Chung Hu, Yi-An Huang, Jyun-Hong Chen