Patents by Inventor Chih-Yang Pai
Chih-Yang Pai 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).
-
Patent number: 11728375Abstract: A metal-insulator-metal (MIM) capacitor structure and a method for forming the same are provided. The MIM capacitor structure includes a first electrode layer formed over a substrate, and a first spacer formed on a sidewall of the first electrode layer. The MIM capacitor structure also includes a first dielectric layer formed on the first spacers, and an end of the first dielectric layer is in direct contact with the first pacer.Type: GrantFiled: June 13, 2022Date of Patent: August 15, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chih-Fan Huang, Chih-Yang Pai, Yuan-Yang Hsiao, Tsung-Chieh Hsiao, Hui-Chi Chen, Dian-Hau Chen, Yen-Ming Chen
-
Publication number: 20220320265Abstract: A metal-insulator-metal (MIM) capacitor structure and a method for forming the same are provided. The MIM capacitor structure includes a first electrode layer formed over a substrate, and a first spacer formed on a sidewall of the first electrode layer. The MIM capacitor structure also includes a first dielectric layer formed on the first spacers, and an end of the first dielectric layer is in direct contact with the first pacer.Type: ApplicationFiled: June 13, 2022Publication date: October 6, 2022Inventors: Chih-Fan HUANG, Chih-Yang PAI, Yuan-Yang HSIAO, Tsung-Chieh HSIAO, Hui-Chi CHEN, Dian-Hau CHEN, Yen-Ming CHEN
-
Patent number: 11362170Abstract: A metal-insulator-metal (MIM) capacitor structure and a method for forming the same are provided. The MIM capacitor structure includes a substrate, and the substrate includes a capacitor region and a non-capacitor region. The MIM capacitor structure includes a first electrode layer formed over the substrate, and a first spacer formed on a sidewall of the first electrode layer. The MIM capacitor structure includes a second electrode layer formed over the first electrode layer, and a second spacer formed on a sidewall of the second electrode layer. The second spacer is in direct contact with an interface between the second electrode layer and a first dielectric layer.Type: GrantFiled: September 28, 2020Date of Patent: June 14, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chih-Fan Huang, Chih-Yang Pai, Yuan-Yang Hsiao, Tsung-Chieh Hsiao, Hui-Chi Chen, Dian-Hau Chen, Yen-Ming Chen
-
Patent number: 11031458Abstract: A metal-insulator-metal (MIM) capacitor structure and a method for forming the same are provided. The MIM capacitor structure includes a substrate, and the substrate includes a capacitor region and a non-capacitor region. The MIM capacitor structure includes a first electrode layer formed over the substrate, and a first spacer formed on a sidewall of the first electrode layer. The MIM capacitor structure includes a first dielectric layer formed on the first spacers, and a second electrode layer formed on the first dielectric layer. The second electrode layer extends from the capacitor region to the non-capacitor region, and the second electrode layer extends beyond an outer sidewall of the first spacer.Type: GrantFiled: October 4, 2019Date of Patent: June 8, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTDInventors: Chih-Fan Huang, Chih-Yang Pai, Yuan-Yang Hsiao, Tsung-Chieh Hsiao, Hui-Chi Chen, Dian-Hau Chen, Yen-Ming Chen
-
Publication number: 20210013301Abstract: A metal-insulator-metal (MIM) capacitor structure and a method for forming the same are provided. The MIM capacitor structure includes a substrate, and the substrate includes a capacitor region and a non-capacitor region. The MIM capacitor structure includes a first electrode layer formed over the substrate, and a first spacer formed on a sidewall of the first electrode layer. The MIM capacitor structure includes a second electrode layer formed over the first electrode layer, and a second spacer formed on a sidewall of the second electrode layer. The second spacer is in direct contact with an interface between the second electrode layer and a first dielectric layer.Type: ApplicationFiled: September 28, 2020Publication date: January 14, 2021Inventors: Chih-Fan HUANG, Chih-Yang PAI, Yuan-Yang HSIAO, Tsung-Chieh HSIAO, Hui-Chi CHEN, Dian-Hau CHEN, Yen-Ming CHEN
-
Publication number: 20200035780Abstract: A metal-insulator-metal (MIM) capacitor structure and a method for forming the same are provided. The MIM capacitor structure includes a substrate, and the substrate includes a capacitor region and a non-capacitor region. The MIM capacitor structure includes a first electrode layer formed over the substrate, and a first spacer formed on a sidewall of the first electrode layer. The MIM capacitor structure includes a first dielectric layer formed on the first spacers, and a second electrode layer formed on the first dielectric layer. The second electrode layer extends from the capacitor region to the non-capacitor region, and the second electrode layer extends beyond an outer sidewall of the first spacer.Type: ApplicationFiled: October 4, 2019Publication date: January 30, 2020Inventors: Chih-Fan HUANG, Chih-Yang PAI, Yuan-Yang HSIAO, Tsung-Chieh HSIAO, Hui-Chi CHEN, Dian-Hau CHEN, Yen-Ming CHEN
-
Patent number: 10468478Abstract: A metal-insulator-metal (MIM) capacitor structure and a method for forming the same are provided. The MIM capacitor structure includes a substrate, a bottom electrode layer, a first dielectric layer, a top electrode layer and first dielectric spacers. The bottom electrode layer is positioned over the substrate. The first dielectric layer is positioned over the bottom electrode layer. The top electrode layer is positioned over the first dielectric layer. The first dielectric spacers are positioned on opposite sidewalls of the bottom electrode layer. The first dielectric layer has a first dielectric constant. The first dielectric spacers have a second dielectric constant that is lower than the first dielectric constant.Type: GrantFiled: October 26, 2017Date of Patent: November 5, 2019Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chih-Fan Huang, Chih-Yang Pai, Yuan-Yang Hsiao, Tsung-Chieh Hsiao, Hui-Chi Chen, Dian-Hau Chen, Yen-Ming Chen
-
Publication number: 20190131385Abstract: A metal-insulator-metal (MIM) capacitor structure and a method for forming the same are provided. The MIM capacitor structure includes a substrate, a bottom electrode layer, a first dielectric layer, a top electrode layer and first dielectric spacers. The bottom electrode layer is positioned over the substrate. The first dielectric layer is positioned over the bottom electrode layer. The top electrode layer is positioned over the first dielectric layer. The first dielectric spacers are positioned on opposite sidewalls of the bottom electrode layer. The first dielectric layer has a first dielectric constant. The first dielectric spacers have a second dielectric constant that is lower than the first dielectric constant.Type: ApplicationFiled: October 26, 2017Publication date: May 2, 2019Inventors: Chih-Fan HUANG, Chih-Yang PAI, Yuan-Yang HSIAO, Tsung-Chieh HSIAO, Hui-Chi CHEN, Dian-Hau CHEN, Yen-Ming CHEN
-
Patent number: 9614025Abstract: A method of fabricating a semiconductor device comprises forming a first etch stop layer over a first dielectric layer. The method also comprises forming a first opening in the first etch stop layer and the first dielectric layer. The method further comprises filling the first opening with a conductive material. The method additionally comprises forming a second etch stop layer and a second dielectric layer over the first etch stop layer. The method further comprises forming a second opening to expose the conductive material. The method additionally comprises forming a capacitor in the second opening and in contact with the conductive material.Type: GrantFiled: February 19, 2016Date of Patent: April 4, 2017Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chih-Yang Pai, Kuo-Chi Tu, Wen-Chuan Chiang, Chung-Yen Chou
-
Publication number: 20160172435Abstract: A method of fabricating a semiconductor device comprises forming a first etch stop layer over a first dielectric layer. The method also comprises forming a first opening in the first etch stop layer and the first dielectric layer. The method further comprises filling the first opening with a conductive material. The method additionally comprises forming a second etch stop layer and a second dielectric layer over the first etch stop layer. The method further comprises forming a second opening to expose the conductive material. The method additionally comprises forming a capacitor in the second opening and in contact with the conductive material.Type: ApplicationFiled: February 19, 2016Publication date: June 16, 2016Inventors: Chih-Yang Pai, Kuo-Chi Tu, Wen-Chuan Chiang, Chung-Yen Chou
-
Patent number: 9269760Abstract: A method of fabricating a semiconductor device comprises forming a first etch stop layer over a first dielectric layer. The method also comprises forming a first trench in the first etch stop layer and the first dielectric layer. The method further comprises filling the first trench with a conductive material. The method additionally comprises forming a second etch stop layer over the first etch stop layer. The method also comprises forming a second dielectric layer over the second etch stop layer. The method further comprises forming a second trench to expose the conductive material. The second trench is formed having a depth less than a total thickness of the first etch stop layer, the second etch stop layer and the second dielectric layer. The method additionally comprises depositing a first metal layer over sidewalls of the second trench and in contact with the conductive material.Type: GrantFiled: January 27, 2015Date of Patent: February 23, 2016Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chih-Yang Pai, Kuo-Chi Tu, Wen-Chuan Chiang, Chung-Yen Chou
-
Publication number: 20150318292Abstract: The present disclosure describes a method of forming a memory device. The method includes receiving a wafer substrate, forming a poly stack pattern on the wafer substrate, performing an ion implantation process to form a source and a drain in the wafer substrate, forming a memory gate and a control gate in the defined poly stack pattern, and forming a control gate in the control poly stack pattern. Forming the memory gate further includes performing a memory gate recess to bury the memory gate in an oxide layer.Type: ApplicationFiled: July 14, 2015Publication date: November 5, 2015Inventors: Yu-Wei Ting, Kuo-Ching Huang, Chih-Yang Pai
-
Patent number: 9082705Abstract: The present disclosure describes a method of forming a memory device. The method includes receiving a wafer substrate, forming a poly stack pattern on the wafer substrate, performing an ion implantation process to form a source and a drain in the wafer substrate, forming a memory gate and a control gate in the defined poly stack pattern, and forming a control gate in the control poly stack pattern. Forming the memory gate further includes performing a memory gate recess to bury the memory gate in an oxide layer.Type: GrantFiled: August 3, 2012Date of Patent: July 14, 2015Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Yu-Wei Ting, Kuo-Ching Huang, Chih-Yang Pai
-
Publication number: 20150140774Abstract: A method of fabricating a semiconductor device comprises forming a first etch stop layer over a first dielectric layer. The method also comprises forming a first trench in the first etch stop layer and the first dielectric layer. The method further comprises filling the first trench with a conductive material. The method additionally comprises forming a second etch stop layer over the first etch stop layer. The method also comprises forming a second dielectric layer over the second etch stop layer. The method further comprises forming a second trench to expose the conductive material. The second trench is formed having a depth less than a total thickness of the first etch stop layer, the second etch stop layer and the second dielectric layer. The method additionally comprises depositing a first metal layer over sidewalls of the second trench and in contact with the conductive material.Type: ApplicationFiled: January 27, 2015Publication date: May 21, 2015Inventors: Chih-Yang PAI, Kuo-Chi TU, Wen-Chuan CHIANG, Chung-Yen CHOU
-
Patent number: 8969937Abstract: A semiconductor device includes a first insulating layer, a contact plug formed in the first insulating layer, a first etch stop layer over the first insulating layer, a second etch stop layer over the first etch stop layer, a second insulating layer over the second etch stop layer and having a contact opening over the contact plug, and a conductive layer disposed in the contact opening and over the contact plug. The contact opening is substantially free of the second etch stop layer, and the first etch stop layer is present in the contact opening.Type: GrantFiled: May 30, 2014Date of Patent: March 3, 2015Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chih-Yang Pai, Kuo-Chi Tu, Wen-Chuan Chiang, Chung-Yen Chou
-
Publication number: 20140264749Abstract: A semiconductor device includes a first insulating layer, a contact plug formed in the first insulating layer, a first etch stop layer over the first insulating layer, a second etch stop layer over the first etch stop layer, a second insulating layer over the second etch stop layer and having a contact opening over the contact plug, and a conductive layer disposed in the contact opening and over the contact plug. The contact opening is substantially free of the second etch stop layer, and the first etch stop layer is present in the contact opening.Type: ApplicationFiled: May 30, 2014Publication date: September 18, 2014Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chih-Yang PAI, Kuo-Chi TU, Wen-Chuan CHIANG, Chung-Yen CHOU
-
Patent number: 8759193Abstract: A method of fabricating a semiconductor device includes forming a first insulating layer over a semiconductor substrate, a contact plug within the first insulating layer, an etch stop layer over the first insulating layer, and a second insulating layer over the etch stop layer. The second insulating layer has an opening over the contact plug. A first metal layer, a dielectric material, and a second metal layer are deposited in the opening. The first metal layer engages the contact plug and is free of direct contact with the first insulating layer.Type: GrantFiled: January 8, 2014Date of Patent: June 24, 2014Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chih-Yang Pai, Kuo-Chi Tu, Wen-Chuan Chiang, Chung-Yen Chou
-
Publication number: 20140120689Abstract: A method of fabricating a semiconductor device includes forming a first insulating layer over a semiconductor substrate, a contact plug within the first insulating layer, an etch stop layer over the first insulating layer, and a second insulating layer over the etch stop layer. The second insulating layer has an opening over the contact plug. A first metal layer, a dielectric material, and a second metal layer are deposited in the opening. The first metal layer engages the contact plug and is free of direct contact with the first insulating layer.Type: ApplicationFiled: January 8, 2014Publication date: May 1, 2014Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chih-Yang PAI, Kuo-Chi TU, Wen-Chuan CHIANG, Chung-Yen CHOU
-
Publication number: 20140035020Abstract: The present disclosure describes a method of forming a memory device. The method includes receiving a wafer substrate, forming a poly stack pattern on the wafer substrate, performing an ion implantation process to form a source and a drain in the wafer substrate, forming a memory gate and a control gate in the defined poly stack pattern, and forming a control gate in the control poly stack pattern. Forming the memory gate further includes performing a memory gate recess to bury the memory gate in an oxide layer.Type: ApplicationFiled: August 3, 2012Publication date: February 6, 2014Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Yu-Wei Ting, Kuo-Ching Huang, Chih-Yang Pai
-
Patent number: 8643074Abstract: A semiconductor device includes a semiconductor substrate, an isolation structure disposed in the semiconductor substrate, a conductive layer disposed over the isolation structure, a capacitor disposed over the isolation structure, the capacitor including a top electrode, a bottom electrode, and a dielectric disposed between the top electrode and the bottom electrode, and a first contact electrically coupling the conductive layer and the bottom electrode, the bottom electrode substantially engaging the first contact on at least two faces.Type: GrantFiled: May 2, 2012Date of Patent: February 4, 2014Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chih-Yang Pai, Kuo-Chi Tu, Wen-Chuan Chiang, Chung-Yen Chou