Patents by Inventor Yao-Jen Yeh
Yao-Jen Yeh 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: 11862429Abstract: An ion implantation system comprising: a sample platform; an ion gun; an electrostatic linear accelerator; a direct current (DC) final energy magnet (FEM); and a processor. The processor is programmed to control: a wafer acceptance test instrument, a DC recipe calculator, a DC real energy calculator, and a tool energy shift verifier. The wafer acceptance test instrument is configured to apply a wafer acceptance test (WAT) recipe to a test sample on the sample platform. The DC recipe calculator is configured to calculate a recipe for the DC FEM. The DC real energy calculator is configured to calculate a real energy of the DC FEM. The tool energy shift verifier is configured to verify a tool energy shift of the DC FEM. The ion implantation system is configured to tune the DC FEM based on the verified tool energy shift, and obtain a peak magnetic field of the DC FEM.Type: GrantFiled: November 1, 2021Date of Patent: January 2, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Yi-Hsiung Lin, Yao-Jen Yeh, Chia-Lin Ou, Cheng-En Lee, Hsuan-Pang Liu
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Patent number: 11264204Abstract: The present disclosure relates to a method includes generating ions with an ion source of an ion implantation apparatus based on an ion implantation recipe. The method includes accelerating the generated ions based on an ion energy setting in the ion implantation recipe and determining an energy spectrum of the accelerated ions. The method also includes analyzing a relationship between the determined energy spectrum and the ion energy setting. The method further includes adjusting at least one parameter of a final energy magnet (FEM) of the ion implantation apparatus based on the analyzed relationship.Type: GrantFiled: October 26, 2020Date of Patent: March 1, 2022Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Yi-Hsiung Lin, Cheng-En Lee, Chia-Lin Ou, Hsuan-Pang Liu, Yao-Jen Yeh
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Publication number: 20220059320Abstract: An ion implantation system comprising: a sample platform; an ion gun; an electrostatic linear accelerator; a direct current (DC) final energy magnet (FEM); and a processor. The processor is programmed to control: a wafer acceptance test instrument, a DC recipe calculator, a DC real energy calculator, and a tool energy shift verifier. The wafer acceptance test instrument is configured to apply a wafer acceptance test (WAT) recipe to a test sample on the sample platform. The DC recipe calculator is configured to calculate a recipe for the DC FEM. The DC real energy calculator is configured to calculate a real energy of the DC FEM. The tool energy shift verifier is configured to verify a tool energy shift of the DC FEM. The ion implantation system is configured to tune the DC FEM based on the verified tool energy shift, and obtain a peak magnetic field of the DC FEM.Type: ApplicationFiled: November 1, 2021Publication date: February 24, 2022Inventors: Yi-Hsiung LIN, Yao-Jen YEH, Chia-Lin OU, Cheng-En LEE, Hsuan-Pang LIU
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Patent number: 11164722Abstract: A method of tuning an ion implantation apparatus is disclosed. The method includes operations of applying any wafer acceptance test (WAT) recipe to a test sample, calculating a recipe for a direct current (DC) final energy magnet (FEM), calculating a real energy of the DC FEM, verifying the tool energy shift, and obtaining a peak spectrum of the DC FEM.Type: GrantFiled: July 29, 2019Date of Patent: November 2, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Yi-Hsiung Lin, Yao-Jen Yeh, Chia-Lin Ou, Cheng-En Lee, Hsuan-Pang Liu
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Publication number: 20210043422Abstract: The present disclosure relates to a method includes generating ions with an ion source of an ion implantation apparatus based on an ion implantation recipe. The method includes accelerating the generated ions based on an ion energy setting in the ion implantation recipe and determining an energy spectrum of the accelerated ions. The method also includes analyzing a relationship between the determined energy spectrum and the ion energy setting. The method further includes adjusting at least one parameter of a final energy magnet (FEM) of the ion implantation apparatus based on the analyzed relationship.Type: ApplicationFiled: October 26, 2020Publication date: February 11, 2021Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Yi-Hsiung Lin, Cheng-En Lee, Chia-Lin Ou, Hsuan-Pang Liu, Yao-Jen Yeh
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Patent number: 10818473Abstract: The present disclosure relates to a method includes generating ions with an ion source of an ion implantation apparatus based on an ion implantation recipe. The method includes accelerating the generated ions based on an ion energy setting in the ion implantation recipe and determining an energy spectrum of the accelerated ions. The method also includes analyzing a relationship between the determined energy spectrum and the ion energy setting. The method further includes adjusting at least one parameter of a final energy magnet (FEM) of the ion implantation apparatus based on the analyzed relationship.Type: GrantFiled: August 13, 2019Date of Patent: October 27, 2020Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Yi-Hsiung Lin, Cheng-En Lee, Chia-Lin Ou, Hsuan-Pang Liu, Yao-Jen Yeh
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Publication number: 20200058465Abstract: The present disclosure relates to a method includes generating ions with an ion source of an ion implantation apparatus based on an ion implantation recipe. The method includes accelerating the generated ions based on an ion energy setting in the ion implantation recipe and determining an energy spectrum of the accelerated ions. The method also includes analyzing a relationship between the determined energy spectrum and the ion energy setting. The method further includes adjusting at least one parameter of a final energy magnet (FEM) of the ion implantation apparatus based on the analyzed relationship.Type: ApplicationFiled: August 13, 2019Publication date: February 20, 2020Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Yi-Hsiung LIN, Cheng-En LEE, Chia-Lin OU, Hsuan-Pang LIU, Yao-Jen YEH
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Publication number: 20200043700Abstract: A method of tuning an ion implantation apparatus is disclosed. The method includes operations of applying any wafer acceptance test (WAT) recipe to a test sample, calculating a recipe for a direct current (DC) final energy magnet (FEM), calculating a real energy of the DC FEM, verifying the tool energy shift, and obtaining a peak spectrum of the DC FEM.Type: ApplicationFiled: July 29, 2019Publication date: February 6, 2020Inventors: Yi-Hsiung LIN, Yao-Jen YEH, Chia-Lin OU, Cheng-En LEE, Hsuan-Pang LIU
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Publication number: 20150211675Abstract: A device adjustable support comprises a bracket plate and a coupling mechanism including: a guiding track that is securely integrated with the bracket plate and that extends along a first curved and non-circumferential line; a course-keeping member that is integrated with the bracket plate; a first connector that is connected slidably to the guiding track so as to be slidable on the bracket plate along the first curved and non-circumferential line; and a second connector that is connected movably to the course-keeping member so as to keep sliding movement of the first connector along the guiding track.Type: ApplicationFiled: January 27, 2014Publication date: July 30, 2015Applicant: Top Victory Investments LimitedInventors: Jenq-Huey SHYU, Yao-Jen Yeh, Tung-Jung Hsueh, Chia-Yu Liu, Yi-Sheng Lin