Patents by Inventor Yii-Chian Lu
Yii-Chian Lu 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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Publication number: 20240371839Abstract: A semiconductor package includes a first package component comprising: a first semiconductor die; a first encapsulant around the first semiconductor die; and a first redistribution structure electrically connected to the semiconductor die. The semiconductor package further includes a second package component bonded to the first package component, wherein the second package component comprises a second semiconductor die; a heat spreader between the first semiconductor die and the second package component; and a second encapsulant between the first package component and the second package component, wherein the second encapsulant has a lower thermal conductivity than the heat spreader.Type: ApplicationFiled: July 15, 2024Publication date: November 7, 2024Inventors: Fong-Yuan Chang, Po-Hsiang Huang, Lee-Chung Lu, Jyh Chwen Frank Lee, Yii-Chian Lu, Yu-Hao Chen, Keh-Jeng Chang
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Patent number: 12074148Abstract: A semiconductor package includes a first package component comprising: a first semiconductor die; a first encapsulant around the first semiconductor die; and a first redistribution structure electrically connected to the semiconductor die. The semiconductor package further includes a second package component bonded to the first package component, wherein the second package component comprises a second semiconductor die; a heat spreader between the first semiconductor die and the second package component; and a second encapsulant between the first package component and the second package component, wherein the second encapsulant has a lower thermal conductivity than the heat spreader.Type: GrantFiled: December 2, 2022Date of Patent: August 27, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Fong-Yuan Chang, Po-Hsiang Huang, Lee-Chung Lu, Jyh Chwen Frank Lee, Yii-Chian Lu, Yu-Hao Chen, Keh-Jeng Chang
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Publication number: 20230387078Abstract: A semiconductor device includes an integrated passive device coupled to a redistribution structure by a plurality of first bumps, and having a plurality of second bumps disposed opposite the plurality of first bumps, wherein the plurality of first and second bumps are thermally and/or electrically connected, and thus enable further thermal and/or electrical connections within or comprising the semiconductor device.Type: ApplicationFiled: May 25, 2022Publication date: November 30, 2023Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Fong-yuan Chang, Ho Che Yu, Yu-Hao Chen, Yii-Chian Lu, Ching-Yi Lin, Jyh Chwen Frank Lee
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Publication number: 20230109128Abstract: A semiconductor package includes a first package component comprising: a first semiconductor die; a first encapsulant around the first semiconductor die; and a first redistribution structure electrically connected to the semiconductor die. The semiconductor package further includes a second package component bonded to the first package component, wherein the second package component comprises a second semiconductor die; a heat spreader between the first semiconductor die and the second package component; and a second encapsulant between the first package component and the second package component, wherein the second encapsulant has a lower thermal conductivity than the heat spreader.Type: ApplicationFiled: December 2, 2022Publication date: April 6, 2023Inventors: Fong-Yuan Chang, Po-Hsiang Huang, Lee-Chung Lu, Jyh Chwen Frank Lee, Yii-Chian Lu, Yu-Hao Chen, Keh-Jeng Chang
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Patent number: 11527518Abstract: A semiconductor package includes a first package component comprising: a first semiconductor die; a first encapsulant around the first semiconductor die; and a first redistribution structure electrically connected to the semiconductor die. The semiconductor package further includes a second package component bonded to the first package component, wherein the second package component comprises a second semiconductor die; a heat spreader between the first semiconductor die and the second package component; and a second encapsulant between the first package component and the second package component, wherein the second encapsulant has a lower thermal conductivity than the heat spreader.Type: GrantFiled: January 25, 2021Date of Patent: December 13, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Fong-Yuan Chang, Po-Hsiang Huang, Lee-Chung Lu, Jyh Chwen Frank Lee, Yii-Chian Lu, Yu-Hao Chen, Keh-Jeng Chang
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Publication number: 20220028842Abstract: A semiconductor package includes a first package component comprising: a first semiconductor die; a first encapsulant around the first semiconductor die; and a first redistribution structure electrically connected to the semiconductor die. The semiconductor package further includes a second package component bonded to the first package component, wherein the second package component comprises a second semiconductor die; a heat spreader between the first semiconductor die and the second package component; and a second encapsulant between the first package component and the second package component, wherein the second encapsulant has a lower thermal conductivity than the heat spreader.Type: ApplicationFiled: January 25, 2021Publication date: January 27, 2022Inventors: Fong-yuan Chang, Po-Hsiang Huang, Lee-Chung Lu, Jyh Chwen Frank Lee, Yii-Chian Lu, Yu-Hao Chen, Keh-Jeng Chang
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Patent number: 7429774Abstract: An NMOS device having protection against electrostatic discharge. The NMOS device includes a P-substrate, a P-epitaxial layer overlying the P-substrate, a P-well in the P-epitaxial layer, an N-well in the P-epitaxial layer and encompassing the P-well, an N-Buried Layer (NBL) underneath the P-well and bordering the N-well. The P-well is fully isolated by the N-well and the NBL. The NMOS device further includes a first isolation structure consisting of a gate-insulating layer connected with a field oxide layer, which is formed on the P-epitaxial layer. A gate overlies the first isolation structure. A second isolation structure laterally spaced apart from the first isolation structure is approximately situated on the N-well. An N+ source doping region, which functions as a source of the NMOS device, is disposed in the P-well. An N+ drain doping region, which functions as a drain of the NMOS device, is disposed in the N-well.Type: GrantFiled: February 22, 2005Date of Patent: September 30, 2008Assignee: United Microelectronics Corp.Inventors: Chih-Nan Cheng, Yii-Chian Lu, Fang-Mei Chao
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Patent number: 7190030Abstract: The invention provides an ESD protection structure, compatible with the bipolar-CMOS-DMOS (BCD) processes, which provides an enhanced protection performance and better heat dissipation performance. The design of the ESD structures in present invention takes advantage of bipolar punch characteristics of the parasitic bipolar structure to bypass the ESD current, thus significantly reducing the trigger voltage and increasing the ESD protection level. In addition, the ESD protection circuit of the present invention can improve heat dissipation by avoid current crowding near the surface.Type: GrantFiled: September 7, 2005Date of Patent: March 13, 2007Assignee: United Microelectronics Corp.Inventors: Jyh-Nan Cheng, Fang-Mei Chao, Yii-Chian Lu
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Publication number: 20070052029Abstract: The invention provides an ESD protection structure, compatible with the bipolar-CMOS-DMOS (BCD) processes, which provides an enhanced protection performance and better heat dissipation performance. The design of the ESD structures in present invention takes advantage of bipolar punch characteristics of the parasitic bipolar structure to bypass the ESD current, thus significantly reducing the trigger voltage and increasing the ESD protection level. In addition, the ESD protection circuit of the present invention can improve heat dissipation by avoid current crowding near the surface.Type: ApplicationFiled: September 7, 2005Publication date: March 8, 2007Inventors: Jyh-Nan Cheng, Fang-Mei Chao, Yii-Chian Lu
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Publication number: 20050280092Abstract: An NMOS device having protection against electrostatic discharge. The NMOS device includes a P-substrate, a P-epitaxial layer overlying the P-substrate, a P-well in the P-epitaxial layer, an N-well in the P-epitaxial layer and encompassing the P-well, an N-Buried Layer (NBL) underneath the P-well and bordering the N-well. The P-well is fully isolated by the N-well and the NBL. The NMOS device further includes a first isolation structure consisting of a gate-insulating layer connected with a field oxide layer, which is formed on the P-epitaxial layer. A gate overlies the first isolation structure. A second isolation structure laterally spaced apart from the first isolation structure is approximately situated on the N-well. An N+ source doping region, which functions as a source of the NMOS device, is disposed in the P-well. An N+ drain doping region, which functions as a drain of the NMOS device, is disposed in the N-well.Type: ApplicationFiled: February 22, 2005Publication date: December 22, 2005Inventors: Chih-Nan Cheng, Yii-Chian Lu, Fang-Mei Chao
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Patent number: 6879003Abstract: An NMOS device having protection against electrostatic discharge. The NMOS device includes a P-substrate, a P-epitaxial layer overlying the P-substrate, a P-well in the P-epitaxial layer, an N-well in the P-epitaxial layer and encompassing the P-well, an N-Buried Layer (NBL) underneath the P-well and bordering the N-well. The P-well is fully isolated by the N-well and the NBL. The NMOS device further includes a first isolation structure consisting of a gate-insulating layer connected with a field oxide layer, which is formed on the P-epitaxial layer. A gate overlies the first isolation structure. A second isolation structure laterally spaced apart from the first isolation structure is approximately situated on the N-well. An N+ source doping region, which functions as a source of the NMOS device, is disposed in the P-well. An N+ drain doping region, which functions as a drain of the NMOS device, is disposed in the N-well.Type: GrantFiled: June 18, 2004Date of Patent: April 12, 2005Assignee: United Microelectronics Corp.Inventors: Chih-Nan Cheng, Yii-Chian Lu, Fang-Mei Chao
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Patent number: 6146968Abstract: A method for forming a bottom storage node of a capacitor for a DRAM memory cell on a substrate is disclosed.Type: GrantFiled: December 9, 1998Date of Patent: November 14, 2000Assignee: Taiwan Semiconductor Manufacturing Corp.Inventors: Yii-Chian Lu, Chine-Gie Lou, Shin-Puu Jeng