Patents by Inventor Fu-Chun Tsai
Fu-Chun Tsai 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: 20240186446Abstract: A semiconductor structure comprises a substrate, an adhesion layer, arranged on the substrate, a first release layer, arranged on the adhesion layer and a first semiconductor device, comprising a semiconductor epitaxial stack, and a conducting layer directly connected to the first release layer, wherein the first semiconductor device is not electrically connected to the substrate by the adhesion layer and the first release layer.Type: ApplicationFiled: February 13, 2024Publication date: June 6, 2024Inventors: Hao-Min KU, You-Hsien CHANG, Shih-I CHEN, Fu-Chun TSAI, Hsin-Chih CHIU
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Patent number: 11901478Abstract: A method of transferring multiple semiconductor devices from a first substrate to a second substrate comprises the steps of forming the multiple semiconductor devices adhered on the first substrate, wherein the multiple semiconductor devices comprises a first semiconductor device and a second semiconductor device, and the first semiconductor device and the second semiconductor device have a first gap between thereof; separating the first semiconductor device and the second semiconductor device from the first substrate; sticking the first semiconductor device and the second semiconductor device to a surface of the second substrate, wherein the first semiconductor device and the second semiconductor device have a second gap between thereof; wherein the first gap and the second gap are different.Type: GrantFiled: December 27, 2021Date of Patent: February 13, 2024Assignee: EPISTAR CORPORATIONInventors: Hao-Min Ku, You-Hsien Chang, Shih-I Chen, Fu-Chun Tsai, Hsin-Chih Chiu
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Publication number: 20220123167Abstract: A method of transferring multiple semiconductor devices from a first substrate to a second substrate comprises the steps of forming the multiple semiconductor devices adhered on the first substrate, wherein the multiple semiconductor devices comprises a first semiconductor device and a second semiconductor device, and the first semiconductor device and the second semiconductor device have a first gap between thereof; separating the first semiconductor device and the second semiconductor device from the first substrate; sticking the first semiconductor device and the second semiconductor device to a surface of the second substrate, wherein the first semiconductor device and the second semiconductor device have a second gap between thereof; wherein the first gap and the second gap are different.Type: ApplicationFiled: December 27, 2021Publication date: April 21, 2022Inventors: Hao-Min KU, You-Hsien CHANG, Shih-I CHEN, Fu-Chun TSAI, Hsin-Chih CHIU
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Patent number: 11211522Abstract: A method of transferring semiconductor devices from a first substrate to a second substrate, including providing the semiconductor devices which are between the first substrate and the second substrate. The semiconductor devices include a first semiconductor device and a second semiconductor device, and the first semiconductor device and the second semiconductor device have a first gap between thereof. The first semiconductor device and the second semiconductor device are moved from the first substrate by a picking unit. The picking unit, the first semiconductor device, and the second semiconductor device are moved close to the second substrate. The picking unit has a space apart from the second substrate. The first semiconductor device and the second semiconductor device are transferred from the picking unit to the second substrate. The he first semiconductor device and the second semiconductor device on the second substrate have a second gap between thereof. The first gap and the second gap are different.Type: GrantFiled: June 22, 2020Date of Patent: December 28, 2021Assignee: EPISTAR CORPORATIONInventors: Hao-Min Ku, You-Hsien Chang, Shih-I Chen, Fu-Chun Tsai, Hsin-Chih Chiu
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Publication number: 20200321487Abstract: A method of transferring semiconductor devices from a first substrate to a second substrate, including providing the semiconductor devices which are between the first substrate and the second substrate. The semiconductor devices include a first semiconductor device and a second semiconductor device, and the first semiconductor device and the second semiconductor device have a first gap between thereof. The first semiconductor device and the second semiconductor device are moved from the first substrate by a picking unit. The picking unit, the first semiconductor device, and the second semiconductor device are moved close to the second substrate. The picking unit has a space apart from the second substrate. The first semiconductor device and the second semiconductor device are transferred from the picking unit to the second substrate. The he first semiconductor device and the second semiconductor device on the second substrate have a second gap between thereof. The first gap and the second gap are different.Type: ApplicationFiled: June 22, 2020Publication date: October 8, 2020Inventors: Hao-Min KU, You-Hsien CHANG, Shih-I CHEN, Fu-Chun TSAI, Hsin-Chih CHIU
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Patent number: 10693034Abstract: A method of transferring multiple semiconductor devices from a first substrate to a second substrate comprises the steps of forming the multiple semiconductor devices adhered on the first substrate, wherein the multiple semiconductor devices comprises a first semiconductor device and a second semiconductor device, and the first semiconductor device and the second semiconductor device have a first gap between thereof; separating the first semiconductor device and the second semiconductor device from the first substrate; sticking the first semiconductor device and the second semiconductor device to a surface of the second substrate, wherein the first semiconductor device and the second semiconductor device have a second gap between thereof; wherein the first gap and the second gap are different.Type: GrantFiled: August 22, 2017Date of Patent: June 23, 2020Assignee: EPISTAR CORPORATIONInventors: Hao-Min Ku, You-Hsien Chang, Shih-I Chen, Fu-Chun Tsai, Hsin-Chih Chiu
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Patent number: 10553761Abstract: A light-emitting device includes a metal connecting structure; a metal reflective layer on the metal connecting structure; a barrier layer between the metal connecting structure and the metal reflective layer; a light-emitting stack on the metal reflective layer; a dielectric layer between the light-emitting stack and the metal reflective layer, and a first extension electrode and a second extension electrode on the light-emitting stack and away from the metal reflective layer. The dielectric layer includes a first part and a second part separated from the first part from a cross section of the light-emitting device. The first extension electrode and the second extension electrode respectively align with the first part and the second part. From a cross section of the light-emitting stack, the first extension electrode has a first width and the first part has a second width larger than the first width.Type: GrantFiled: January 28, 2019Date of Patent: February 4, 2020Assignee: Epistar CorporationInventors: Fu Chun Tsai, Wen Luh Liao, Shih I Chen, Chia Liang Hsu, Chih Chiang Lu
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Publication number: 20190172977Abstract: A light-emitting device includes a metal connecting structure; a metal reflective layer on the metal connecting structure; a barrier layer between the metal connecting structure and the metal reflective layer; a light-emitting stack on the metal reflective layer; a dielectric layer between the light-emitting stack and the metal reflective layer, and a first extension electrode and a second extension electrode on the light-emitting stack and away from the metal reflective layer. The dielectric layer includes a first part and a second part separated from the first part from a cross section of the light-emitting device. The first extension electrode and the second extension electrode respectively align with the first part and the second part. From a cross section of the light-emitting stack, the first extension electrode has a first width and the first part has a second width larger than the first width.Type: ApplicationFiled: January 28, 2019Publication date: June 6, 2019Inventors: Fu Chun TSAI, Wen Luh LIAO, Shih I CHEN, Chia Liang HSU, Chih Chiang LU
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Patent number: 10230019Abstract: The present disclosure provides a light-emitting device and manufacturing method thereof. The light-emitting device comprises: a metal connecting structure; a barrier layer on the metal connecting structure, the barrier layer comprising a first metal multilayer on the metal connecting structure and a second metal multilayer on the first metal multilayer; a metal reflective layer on the barrier layer; and a light-emitting stack electrically coupled to the metal reflective layer, wherein the first metal multilayer comprises a first metal layer comprising a first metal material and a second metal layer comprising a second metal material, and the second metal multilayer comprises a third metal layer comprising a third metal material and a fourth metal layer comprising a fourth metal material.Type: GrantFiled: February 2, 2018Date of Patent: March 12, 2019Assignee: EPISTAR CORPORATIONInventors: Fu Chun Tsai, Wen Luh Liao, Shih I Chen, Chia Liang Hsu, Chih Chiang Lu
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Patent number: 10050178Abstract: The present disclosure provides a light-emitting device and manufacturing method thereof. The light-emitting device comprises: a metal connecting structure; a barrier layer on the metal connecting structure, the barrier layer comprising a first metal multilayer on the metal connecting structure and a second metal multilayer on the first metal multilayer; a metal reflective layer on the barrier layer; and a light-emitting stack electrically coupled to the metal reflective layer, wherein the first metal multilayer comprises a first metal layer comprising a first metal material and a second metal layer comprising a second metal material, and the second metal multilayer comprises a third metal layer comprising a third metal material and a fourth metal layer comprising a fourth metal material.Type: GrantFiled: April 28, 2017Date of Patent: August 14, 2018Assignee: EPISTAR CORPORATIONInventors: Fu Chun Tsai, Wen Luh Liao, Shih I Chen, Chia Liang Hsu, Chih Chiang Lu
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Publication number: 20180182923Abstract: The present disclosure provides a light-emitting device and manufacturing method thereof. The light-emitting device comprises: a metal connecting structure; a barrier layer on the metal connecting structure, the barrier layer comprising a first metal multilayer on the metal connecting structure and a second metal multilayer on the first metal multilayer; a metal reflective layer on the barrier layer; and a light-emitting stack electrically coupled to the metal reflective layer, wherein the first metal multilayer comprises a first metal layer comprising a first metal material and a second metal layer comprising a second metal material, and the second metal multilayer comprises a third metal layer comprising a third metal material and a fourth metal layer comprising a fourth metal material.Type: ApplicationFiled: February 2, 2018Publication date: June 28, 2018Inventors: Fu Chun TSAI, Wen Luh LIAO, Shih I CHEN, Chia Liang HSU, Chih Chiang LU
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Publication number: 20170373219Abstract: A method of transferring multiple semiconductor devices from a first substrate to a second substrate comprises the steps of forming the multiple semiconductor devices adhered on the first substrate, wherein the multiple semiconductor devices comprises a first semiconductor device and a second semiconductor device, and the first semiconductor device and the second semiconductor device have a first gap between thereof; separating the first semiconductor device and the second semiconductor device from the first substrate; sticking the first semiconductor device and the second semiconductor device to a surface of the second substrate, wherein the first semiconductor device and the second semiconductor device have a second gap between thereof; wherein the first gap and the second gap are different.Type: ApplicationFiled: August 22, 2017Publication date: December 28, 2017Inventors: Hao-Min KU, You-Hsien CHANG, Shih-I CHEN, Fu-Chun TSAI, Hsin-Chih CHIU
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Publication number: 20170236978Abstract: The present disclosure provides a light-emitting device and manufacturing method thereof. The light-emitting device comprises: a metal connecting structure; a barrier layer on the metal connecting structure, the barrier layer comprising a first metal multilayer on the metal connecting structure and a second metal multilayer on the first metal multilayer; a metal reflective layer on the barrier layer; and a light-emitting stack electrically coupled to the metal reflective layer, wherein the first metal multilayer comprises a first metal layer comprising a first metal material and a second metal layer comprising a second metal material, and the second metal multilayer comprises a third metal layer comprising a third metal material and a fourth metal layer comprising a fourth metal material.Type: ApplicationFiled: April 28, 2017Publication date: August 17, 2017Inventors: Fu Chun TSAI, Wen Luh LIAO, Shih I CHEN, Chia Liang HSU, Chih Chiang LU
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Patent number: 9666780Abstract: The present disclosure provides a light-emitting device and manufacturing method thereof. The light-emitting device comprises: a metal connecting structure; a barrier layer on the metal connecting structure, the barrier layer comprising a first metal multilayer on the metal connecting structure and a second metal multilayer on the first metal multilayer; a metal reflective layer on the barrier layer; and a light-emitting stack electrically coupled to the metal reflective layer, wherein the first metal multilayer comprises a first metal layer comprising a first metal material and a second metal layer comprising a second metal material, and the second metal multilayer comprises a third metal layer comprising a third metal material and a fourth metal layer comprising a fourth metal material.Type: GrantFiled: March 23, 2016Date of Patent: May 30, 2017Assignee: EPISTAR CORPORATIONInventors: Fu Chun Tsai, Wen Luh Liao, Shih I Chen, Chia Liang Hsu, Chih Chiang Lu
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Patent number: 9590143Abstract: This disclosure discloses a light-emitting chip comprises: a light-emitting stack, having a side wall, comprising an active layer emitting light; and a light-absorbing layer having a first portion surrounding the side wall and being configured to absorb 50% light toward the light-absorbing layer.Type: GrantFiled: November 23, 2015Date of Patent: March 7, 2017Assignee: EPISTAR CORPORATIONInventors: Chun-Yu Lin, Tzu-Chieh Hsu, Fu-Chun Tsai, Yi-Wen Huang, Chih-Chiang Lu
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Publication number: 20160204322Abstract: The present disclosure provides a light-emitting device and manufacturing method thereof The light-emitting device comprises: a metal connecting structure; a barrier layer on the metal connecting structure, the barrier layer comprising a first metal multilayer on the metal connecting structure and a second metal multilayer on the first metal multilayer; a metal reflective layer on the barrier layer; and a light-emitting stack electrically coupled to the metal reflective layer, wherein the first metal multilayer comprises a first metal layer comprising a first metal material and a second metal layer comprising a second metal material, and the second metal multilayer comprises a third metal layer comprising a third metal material and a fourth metal layer comprising a fourth metal material.Type: ApplicationFiled: March 23, 2016Publication date: July 14, 2016Inventors: Fu Chun TSAI, Wen Luh LIAO, Shih I CHEN, Chia Liang HSU, Chih Chiang LU
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Patent number: 9331249Abstract: The present disclosure provides a light-emitting device and manufacturing method thereof. The light-emitting device comprises: a metal connecting structure; a barrier layer on the metal connecting structure, the barrier layer comprising a first metal multilayer on the metal connecting structure and a second metal multilayer on the first metal multilayer; a metal reflective layer on the barrier layer; and a light-emitting stack electrically coupled to the metal reflective layer, wherein the first metal multilayer comprises a first metal layer comprising a first metal material and a second metal layer comprising a second metal material, and the second metal multilayer comprises a third metal layer comprising a third metal material and a fourth metal layer comprising a fourth metal material.Type: GrantFiled: November 28, 2014Date of Patent: May 3, 2016Assignee: EPISTAR CORPORATIONInventors: Fu Chun Tsai, Wen Luh Liao, Shih I Chen, Chia Liang Hsu, Chih Chiang Lu
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Publication number: 20160079481Abstract: This disclosure discloses a light-emitting chip comprises: a light-emitting stack, having a side wall, comprising an active layer emitting light; and a light-absorbing layer having a first portion surrounding the side wall and being configured to absorb 50% light toward the light-absorbing layer.Type: ApplicationFiled: November 23, 2015Publication date: March 17, 2016Inventors: Chun-Yu LIN, Tzu-Chieh HSU, Fu-Chun TSAI, Yi-Wen HUANG, Chih-Chiang LU
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Patent number: 9196806Abstract: This disclosure discloses a light-emitting chip comprises: a light-emitting stack, having a side wall, comprising an active layer emitting light; and a light-absorbing layer having a first portion surrounding the side wall and being configured to absorb 50% light toward the light-absorbing layer.Type: GrantFiled: October 10, 2013Date of Patent: November 24, 2015Assignee: EPISTAR CORPORATIONInventors: Chun-Yu Lin, Tzu-Chieh Hsu, Fu-Chun Tsai, Yi-Wen Huang, Chih-Chiang Lu
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Patent number: D743919Type: GrantFiled: July 17, 2014Date of Patent: November 24, 2015Assignee: EPISTAR CORPORATIONInventors: Fu-Chun Tsai, Yi-Wen Huang, Shih-I Chen, Chia-Liang Hsu