Patents by Inventor Hao-Ping Cheng
Hao-Ping Cheng 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: 12259649Abstract: In a method of cleaning a photo mask, the photo mask is placed on a support such that a pattered surface faces down, and an adhesive sheet is applied to edges of a backside surface of the photo mask.Type: GrantFiled: November 22, 2023Date of Patent: March 25, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Hsin-Chang Lee, Pei-Cheng Hsu, Hao-Ping Cheng, Ta-Cheng Lien
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Publication number: 20240404834Abstract: Methods for plasma stability in a plasma treatment tool are disclosed. A laser is positioned within a plasma treatment chamber within a skin depth of the electromagnetic field generated therein. The laser can be synchronized with the electrical triggering signals that generate the electromagnetic field. This scheme provides a stable and efficient method of plasma ignition.Type: ApplicationFiled: July 29, 2024Publication date: December 5, 2024Inventors: Ping-Hsun Lin, Hung-Yi Tsai, Hao-Ping Cheng, Ta-Cheng Lien, Hsin-Chang Lee
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Publication number: 20240337918Abstract: A reflective mask includes a substrate, a reflective multilayer disposed on the substrate, a capping layer disposed on the reflective multilayer, and an absorber layer disposed on the capping layer. The absorber layer includes a base material made of one or more of a Cr based material, an Ir based material, a Pt based material, or Co based material, and further contains one or more additional elements selected from the group consisting of Si, B, Ge, Al, As, Sb, Te, Se and Bi.Type: ApplicationFiled: June 20, 2024Publication date: October 10, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hung-Yi TSAI, Wei-Che HSIEH, Ta-Cheng LIEN, Hsin-Chang LEE, Ping-Hsun LIN, Hao-Ping CHENG, Ming-Wei CHEN, Szu-Ping TSAI
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Patent number: 12044959Abstract: A reflective mask includes a substrate, a reflective multilayer disposed on the substrate, a capping layer disposed on the reflective multilayer, and an absorber layer disposed on the capping layer. The absorber layer includes a base material made of one or more of a Cr based material, an Ir based material, a Pt based material, or Co based material, and further contains one or more additional elements selected from the group consisting of Si, B, Ge, Al, As, Sb, Te, Se and Bi.Type: GrantFiled: February 27, 2023Date of Patent: July 23, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Hung-Yi Tsai, Wei-Che Hsieh, Ta-Cheng Lien, Hsin-Chang Lee, Ping-Hsun Lin, Hao-Ping Cheng, Ming-Wei Chen, Szu-Ping Tsai
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Publication number: 20240085781Abstract: In a method of cleaning a photo mask, the photo mask is placed on a support such that a pattered surface faces down, and an adhesive sheet is applied to edges of a backside surface of the photo mask.Type: ApplicationFiled: November 22, 2023Publication date: March 14, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Hsin-Chang LEE, Pei-Cheng HSU, Hao-Ping CHENG, Ta-Cheng LIEN
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Patent number: 11852969Abstract: In a method of cleaning a photo mask, the photo mask is placed on a support such that a pattered surface faces down, and an adhesive sheet is applied to edges of a backside surface of the photo mask.Type: GrantFiled: June 29, 2022Date of Patent: December 26, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Hsin-Chang Lee, Pei-Cheng Hsu, Hao-Ping Cheng, Ta-Cheng Lien
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Publication number: 20230402283Abstract: A method for fabricating a mask is provided. The method includes depositing a target layer over a dielectric substrate; forming a patterned photoresist layer over the target layer according to an integrated circuit (IC) layout; determining a plurality of dry etch control parameters according a material of the target layer and an information of the IC layout; and using a dry etcher set up with the dry etch control parameters, etching the target layer through the patterned photoresist layer.Type: ApplicationFiled: June 9, 2022Publication date: December 14, 2023Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Ping-Hsun LIN, Hung-Yi TSAI, Hao-Ping CHENG, Ta-Cheng LIEN, Hsin-Chang LEE
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Publication number: 20230352309Abstract: Methods for plasma stability in a plasma treatment tool are disclosed. A laser is positioned within a plasma treatment chamber within a skin depth of the electromagnetic field generated therein. The laser can be synchronized with the electrical triggering signals that generate the electromagnetic field. This scheme provides a stable and efficient method of plasma ignition.Type: ApplicationFiled: April 29, 2022Publication date: November 2, 2023Inventors: Ping-Hsun Lin, Hung-Yi Tsai, Hao-Ping Cheng, Ta-Cheng Lien, Hsin-Chang Lee
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Publication number: 20230205072Abstract: A reflective mask includes a substrate, a reflective multilayer disposed on the substrate, a capping layer disposed on the reflective multilayer, and an absorber layer disposed on the capping layer. The absorber layer includes a base material made of one or more of a Cr based material, an Ir based material, a Pt based material, or Co based material, and further contains one or more additional elements selected from the group consisting of Si, B, Ge, Al, As, Sb, Te, Se and Bi.Type: ApplicationFiled: February 27, 2023Publication date: June 29, 2023Inventors: Hung-Yi TSAI, Wei-Che HSIEH, Ta-Cheng LIEN, Hsin-Chang LEE, Ping-Hsun LIN, Hao-Ping CHENG, Ming-Wei CHEN, Szu-Ping TSAI
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Patent number: 11592737Abstract: A reflective mask includes a substrate, a reflective multilayer disposed on the substrate, a capping layer disposed on the reflective multilayer, and an absorber layer disposed on the capping layer. The absorber layer includes a base material made of one or more of a Cr based material, an Ir based material, a Pt based material, or Co based material, and further contains one or more additional elements selected from the group consisting of Si, B, Ge, Al, As, Sb, Te, Se and Bi.Type: GrantFiled: November 24, 2020Date of Patent: February 28, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Hung-Yi Tsai, Wei-Che Hsieh, Ta-Cheng Lien, Hsin-Chang Lee, Ping-Hsun Lin, Hao-Ping Cheng, Ming-Wei Chen, Szu-Ping Tsai
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Publication number: 20220334468Abstract: In a method of cleaning a photo mask, the photo mask is placed on a support such that a pattered surface faces down, and an adhesive sheet is applied to edges of a backside surface of the photo mask.Type: ApplicationFiled: June 29, 2022Publication date: October 20, 2022Inventors: Hsin-Chang LEE, Pei-Cheng HSU, Hao-Ping CHENG, Ta-Cheng LIEN
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Patent number: 11385538Abstract: In a method of cleaning a photo mask, the photo mask is placed on a support such that a patterned surface faces down, and an adhesive sheet is applied to edges of a backside surface of the photo mask.Type: GrantFiled: December 2, 2020Date of Patent: July 12, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Hsin-Chang Lee, Pei-Cheng Hsu, Hao-Ping Cheng, Ta-Cheng Lien
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Publication number: 20210373436Abstract: In a method of cleaning a photo mask, the photo mask is placed on a support such that a pattered surface faces down, and an adhesive sheet is applied to edges of a backside surface of the photo mask.Type: ApplicationFiled: December 2, 2020Publication date: December 2, 2021Inventors: Hsin-Chang LEE, Pei-Cheng HSU, Hao-Ping CHENG, Ta-Cheng LIEN
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Publication number: 20210373430Abstract: A reflective mask includes a substrate, a reflective multilayer disposed on the substrate, a capping layer disposed on the reflective multilayer, and an absorber layer disposed on the capping layer. The absorber layer includes a base material made of one or more of a Cr based material, an Ir based material, a Pt based material, or Co based material, and further contains one or more additional elements selected from the group consisting of Si, B, Ge, Al, As, Sb, Te, Se and Bi.Type: ApplicationFiled: November 24, 2020Publication date: December 2, 2021Inventors: Hung-Yi TSAI, Wei-Che HSIEH, Ta-Cheng LIEN, Hsin-Chang LEE, Ping-Hsun LIN, Hao-Ping CHENG, Ming-Wei CHEN, Szu-Ping TSAI
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Patent number: 8226286Abstract: An edge-lit backlight module includes a back plate, a light bar, and a light guide plate. The back plate has a bottom plate and four lateral sides. Each of the lateral sides is perpendicular to the bottom plate and connected to a peripheral edge of the bottom plate. The light bar is disposed on a side of an internal face of one of the lateral sides to leave at least one accommodation space on the lateral side. The light guide plate has at least one extension portion corresponding to the accommodation space. The light guide plate is disposed on the bottom plate, and each extension portion of the light guide plate engages with the corresponding accommodation space for fixing the light guide plate onto the back plate.Type: GrantFiled: July 23, 2010Date of Patent: July 24, 2012Assignee: Chunghwa Picture Tubes, Ltd.Inventors: Wen-yu Lin, Taso-yuan Fu, Hao-ping Cheng
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Publication number: 20110273905Abstract: An edge-lit backlight module includes a back plate, a light bar, and a light guide plate. The back plate has a bottom plate and four lateral sides. Each of the lateral sides is perpendicular to the bottom plate and connected to a peripheral edge of the bottom plate. The light bar is disposed on a side of an internal face of one of the lateral sides to leave at least one accommodation space on the lateral side. The light guide plate has at least one extension portion corresponding to the accommodation space. The light guide plate is disposed on the bottom plate, and each extension portion of the light guide plate engages with the corresponding accommodation space for fixing the light guide plate onto the back plate.Type: ApplicationFiled: July 23, 2010Publication date: November 10, 2011Applicant: CHUNGHWA PICTURE TUBES, LTD.Inventors: WEN-YU LIN, Taso-yuan Fu, Hao-ping Cheng
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Patent number: 7405519Abstract: A flat fluorescent lamp is provided. Wherein, a discharge gas is disposed in a chamber, and a fluorescent material is disposed on a first inner wall and a second inner wall of the chamber. First electrode sets are disposed on the first inner wall, and second electrode sets aligned with the first electrodes sets are disposed on the second inner wall. A dielectric layer overlies the electrode sets. Each first electrode set comprises two first electrodes and a second electrode disposed between these first electrodes. Each second electrode set comprises two third electrodes and a fourth electrode disposed between these third electrodes. A first light-emitting area and a second light-emitting area are formed in each pair of the corresponding first and second electrode sets, and the projections of the first and second light-emitting areas on the first inner wall are not overlaid or just partially overlaid.Type: GrantFiled: March 21, 2006Date of Patent: July 29, 2008Assignee: Chunghwa Picture Tubes, Ltd.Inventors: Chu-Chi Ting, Yu-Heng Hsieh, Hao-Ping Cheng
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Publication number: 20070222388Abstract: A flat fluorescent lamp is provided. Wherein, a discharge gas is disposed in a chamber, and a fluorescent material is disposed on a first inner wall and a second inner wall of the chamber. First electrode sets are disposed on the first inner wall, and second electrode sets aligned with the first electrodes sets are disposed on the second inner wall. A dielectric layer overlies the electrode sets. Each first electrode set comprises two first electrodes and a second electrode disposed between these first electrodes. Each second electrode set comprises two third electrodes and a fourth electrode disposed between these third electrodes. A first light-emitting area and a second light-emitting area are formed in each pair of the corresponding first and second electrode sets, and the projections of the first and second light-emitting areas on the first inner wall are not overlaid or just partially overlaid.Type: ApplicationFiled: March 21, 2006Publication date: September 27, 2007Inventors: Chu-Chi Ting, Yu-Heng Hsieh, Hao-Ping Cheng