Patents by Inventor Tsung Xian Lee
Tsung Xian Lee 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: 9024451Abstract: An integrated lighting apparatus comprises a first control device including a semiconductor substrate, an integrated circuit block formed above a first portion of the semiconductor substrate, and a plurality of power pads formed above the integrated circuit block; a first light emitting device formed above a second portion of the semiconductor substrate; and a through plug passing through the semiconductor substrate for electrically connecting the first control device and the first light emitting device.Type: GrantFiled: August 22, 2014Date of Patent: May 5, 2015Assignee: Epistar CorporationInventors: Hsin-Mao Liu, Min-Hsun Hsieh, Tzer-Perng Chen, Meng-Yuan Hong, Cheng Nan Han, Tsung-Xian Lee, Ta-Cheng Hsu, Chih-Chiang Lu
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Patent number: 9000461Abstract: An optoelectronic element includes an optoelectronic unit having a first top surface, a first bottom surface opposite to the first top surface, and a lateral surface between the first top surface and the first bottom surface; a first transparent structure covering the lateral surface and exposing the first top surface of the optoelectronic unit; a first insulating layer on the first top surface and the first transparent structure; a second insulating layer on the first insulating layer; a first opening through the first insulating layer and the second insulating layer; and a first conductive layer on the second insulating layer and electrically connecting to the optoelectronic unit via the first opening.Type: GrantFiled: August 9, 2011Date of Patent: April 7, 2015Assignee: Epistar CorporationInventors: Cheng-Nan Han, Tsung-Xian Lee, Min-Hsun Hsieh, Hung-Hsuan Chen, Hsin-Mao Liu, Hsing-Chao Chen, Ching-San Tao, Chih-Peng Ni, Tzer-Perng Chen, Jen-Chau Wu
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Patent number: 8999736Abstract: A method of making an optoelectronic system in accordance with the present disclosure is disclosed. The method includes providing a temporary substrate; providing un-packaged optoelectronic elements having sidewalls, top surfaces, and bottom surfaces, at least one of the unpackaged optoelectronic elements having an electrode provided on a side of the bottom surfaces; attaching the bottom surfaces to the temporary substrate such that a trench is formed between two of the un-packaged optoelectronic elements; providing an adhesive material to fully fill the trench and cover the un-packaged optoelectronic elements such that the sidewalls and top surfaces of the un-packaged optoelectronic elements are fully enclosed by the adhesive material; providing a transparent substrate on the adhesive material; and removing the temporary substrate without removing all the adhesive material covering the optoelectronic elements.Type: GrantFiled: July 21, 2010Date of Patent: April 7, 2015Assignee: Epistar CorporationInventors: Min-Hsun Hsieh, Cheng-Nan Han, Steve Meng-Yuan Hong, Hsin-Mao Liu, Tsung-Xian Lee
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Patent number: 8916884Abstract: Disclosed is a light-emitting device comprising: a light-emitting stack with a length and a width comprising: a first conductivity type semiconductor layer; an active layer on the first conductivity type semiconductor layer; and a second conductivity type semiconductor layer on the active layer; a conductive layer with a width greater than the width of the first conductivity type semiconductor layer and under the first conductivity type semiconductor layer, the conductive layer comprising a first overlapping portion which overlaps the first conductivity type semiconductor layer and a first extending portion which does not overlap the first conductivity type semiconductor layer; a transparent conductive layer with a width greater than the width of the second conductivity type semiconductor layer over the second conductivity type semiconductor layer, the transparent conductive layer comprising a second overlapping portion which overlaps the second conductivity type semiconductor layer and a second extending porType: GrantFiled: March 28, 2013Date of Patent: December 23, 2014Assignee: Epistar CorporationInventors: Shih-I Chen, Wei-Yu Chen, Yi-Ming Chen, Ching-Pei Lin, Tsung-Xian Lee
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Publication number: 20140361319Abstract: An integrated lighting apparatus comprises a first control device including a semiconductor substrate, an integrated circuit block formed above a first portion of the semiconductor substrate, and a plurality of power pads formed above the integrated circuit block; a first light emitting device formed above a second portion of the semiconductor substrate; and a through plug passing through the semiconductor substrate for electrically connecting the first control device and the first light emitting device.Type: ApplicationFiled: August 22, 2014Publication date: December 11, 2014Inventors: Hsin-Mao LIU, Min-Hsun HSIEH, Tzer-Perng CHEN, Meng-Yuan HONG, Cheng Nan HAN, Tsung-Xian LEE, Ta-Cheng HSU, Chih-Chiang LU
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Patent number: 8816508Abstract: An integrated lighting apparatus includes at least a lighting device, a control device comprising an integrated circuit, and a connector that is used to electrically connect the lighting device and the control device. With the combination, the integrated circuit drives the lighting device in accordance with its various designed functionality, thus expands applications of the integrated lighting apparatus.Type: GrantFiled: July 20, 2011Date of Patent: August 26, 2014Assignee: Epistar CorporationInventors: Hsin-Mao Liu, Min-Hsun Hsieh, Tzer-Perng Chen, Meng-Yuan Hong, Cheng Nan Han, Tsung-Xian Lee, Ta-Cheng Hsu, Chih-Chiang Lu
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Patent number: 8796723Abstract: Disclosed is a light-emitting device comprising: a carrier; a light-emitting element disposed on the carrier; a first light guide layer covering the light-emitting element; a second light guide layer covering the first light guide layer; a low refractive index layer between the first light guide layer and the second light guide layer to reflect the light from the second light guide layer; and a wavelength conversion layer covering the second light guide layer; wherein the low refractive index layer has a refractive index smaller than one of the refractive indices of first light guide layer and the second light guide layer.Type: GrantFiled: October 7, 2013Date of Patent: August 5, 2014Assignee: Epistar CorporationInventors: Min-Hsun Hsieh, Chien-Yuan Wang, Tsung-Xian Lee, Chih-Ming Wang, Ming-Chi Hsu, Han-Min Wu
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Patent number: 8704149Abstract: An embodiment of present invention discloses an optoelectronic device package including a first auxiliary energy receiver having a first energy inlet and a side wall for substantially directing energy far away from the first energy inlet; an optical element optically coupled to the first auxiliary energy receiver and having a recess facing the first energy inlet; and an optoelectronic device optically coupled to the optical element and receiving the energy from the first energy inlet.Type: GrantFiled: October 31, 2008Date of Patent: April 22, 2014Assignee: Epistar CorporationInventors: Min-Hsun Hsieh, Tsung-Xian Lee
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Patent number: 8692108Abstract: A solar power collecting device including a parabolic concentrating unit, a light-guide pillar positioned on the parabolic concentrating unit, a solar cell positioned on the light-guide pillar and a transmissive protection cap for covering the light-guide pillar and the solar cell is disclosed.Type: GrantFiled: December 30, 2010Date of Patent: April 8, 2014Assignee: EPISTAR CorporationInventor: Tsung-Xian Lee
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Publication number: 20140034988Abstract: Disclosed is a light-emitting device comprising: a carrier; a light-emitting element disposed on the carrier; a first light guide layer covering the light-emitting element; a second light guide layer covering the first light guide layer; a low refractive index layer between the first light guide layer and the second light guide layer to reflect the light from the second light guide layer; and a wavelength conversion layer covering the second light guide layer; wherein the low refractive index layer has a refractive index smaller than one of the refractive indices of first light guide layer and the second light guide layer.Type: ApplicationFiled: October 7, 2013Publication date: February 6, 2014Applicant: Epistar CorporationInventors: Min-Hsun HSIEH, Chien-Yuan WANG, Tsung-Xian LEE, Chih-Ming WANG, Ming-Chi HSU, Han-Min WU
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Publication number: 20130313594Abstract: An optoelectronic element includes an optoelectronic unit having a first top surface; a first metal layer on the first top surface; a first transparent structure surrounding the optoelectronic unit and exposing the first top surface; and a first contact layer on the first transparent structure, including a connective part electrically connected with the first metal layer.Type: ApplicationFiled: May 2, 2013Publication date: November 28, 2013Applicant: EPISTAR CORPORATIONInventors: Cheng-Nan HAN, Tsung-Xian Lee, Min-Hsun Hsieh, Hung-Hsuan Chen, Hsin-Mao Liu, Hsing-Chao Chen, Ching-San Tao, Chih-Peng Ni, Tzer-Perng Chen, Jen-Chau Wu, Masafumi Sano, Chih-Ming Wang
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Patent number: 8552454Abstract: Disclosed is a light-emitting device comprising: a carrier; a light-emitting element disposed on the carrier; a first light guide layer covering the light-emitting element, and disposed on the carrier; a wavelength conversion and light guide layer covering the first light guide layer and the light-emitting element, and disposed on the carrier; and a low refractive index layer disposed between the first light guide layer and the wavelength conversion and light guide layer; wherein the first light guide layer comprises a gradient refractive index, the wavelength conversion and light guide layer comprises a dome shape structure and is used to convert a wavelength of light emitted from the light-emitting element and transmit light, and the low refractive index layer is used to reflect light from the wavelength conversion and light guide layer.Type: GrantFiled: November 29, 2011Date of Patent: October 8, 2013Assignee: Epistar CorporationInventors: Min-Hsun Hsieh, Chien-Yuan Wang, Tsung-Xian Lee, Chih-Ming Wang, Ming-Chi Hsu, Han-Min Wu
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Publication number: 20130256729Abstract: Disclosed is a light-emitting device comprising: a light-emitting stack with a length and a width comprising: a first conductivity type semiconductor layer; an active layer on the first conductivity type semiconductor layer; and a second conductivity type semiconductor layer on the active layer; a conductive layer with a width greater than the width of the first conductivity type semiconductor layer and under the first conductivity type semiconductor layer, the conductive layer comprising a first overlapping portion which overlaps the first conductivity type semiconductor layer and a first extending portion which does not overlap the first conductivity type semiconductor layer; a transparent conductive layer with a width greater than the width of the second conductivity type semiconductor layer over the second conductivity type semiconductor layer, the transparent conductive layer comprising a second overlapping portion which overlaps the second conductivity type semiconductor layer and a second extending porType: ApplicationFiled: March 28, 2013Publication date: October 3, 2013Applicant: EPISTAR CORPORATIONInventors: Shih-I CHEN, Wei-Yu CHEN, Yi-Ming CHEN, Ching-Pei LIN, Tsung-Xian LEE
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Publication number: 20130121002Abstract: This disclosure discloses an illumination apparatus. The illumination apparatus comprises a cover comprising a second portion and a first portion, and a light source disposed within the cover. An average thickness of the first portion is greater than that of the second portion.Type: ApplicationFiled: November 10, 2011Publication date: May 16, 2013Applicant: EPISTAR CORPORATIONInventors: Yao Chiu LIN, Been-Yu LIAW, Chih-Ming WANG, Ming-Chi HSU, Yi-Jui HUANG, Tsung-Xian LEE, Kuang-Ping Chao, Jhih-Sian Wang
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Patent number: 8410495Abstract: The application discloses an array-type light-emitting device comprising a substrate, a semiconductor light-emitting array formed on the substrate and emitting a first light with a first spectrum, wherein the semiconductor light-emitting array comprises a first light-emitting unit and a second light-emitting units, a first wavelength conversion layer formed on the first light-emitting unit for converting the first light into a third light with a third spectrum, and a circuit layer connecting the first light-emitting unit and the second light-emitting unit in a connection form to make the first light-emitting and the second light-emitting unit light alternately in accordance with a predetermined clock when driving by a power supply.Type: GrantFiled: February 24, 2010Date of Patent: April 2, 2013Assignee: Epistar CorporationInventors: Shu-Ting Hsu, Yen-Wen Chen, Wei-Yo Chen, Tsung Xian Lee
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Patent number: 8269233Abstract: This application related to an opto-electrical device, comprising a first ACLED having a first n-type semiconductor layer, a first light emitting layer, a first p-type semiconductor layer, a first p-type electrode and a first n-type electrode; a second ACLED having a second n-type semiconductor layer, a second light emitting layer, a second p-type semiconductor layer, a second p-type electrode and a second n-type electrode, wherein each of the first ACLED and the second ACLED are vertical stack structure and is connected in anti-parallel manner.Type: GrantFiled: October 27, 2009Date of Patent: September 18, 2012Assignee: Epistar CorporationInventors: Wei-Yo Chen, Yen-Wen Chen, Shu-Ting Hsu, Tsung Xian Lee
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Patent number: 8253889Abstract: The application discloses an array-type light-emitting device comprising a substrate, a semiconductor light-emitting array formed on the substrate and emitting a first light with a first spectrum, wherein the semiconductor light-emitting array comprises a first light-emitting unit and a second light-emitting units, a first wavelength conversion layer formed on the first light-emitting unit for converting the first light into a third light with a third spectrum, and a circuit layer connecting the first light-emitting unit and the second light-emitting unit in a connection form to make the first light-emitting and the second light-emitting unit light alternately in accordance with a predetermined clock when driving by a power supply.Type: GrantFiled: February 24, 2010Date of Patent: August 28, 2012Assignee: Epistar CorporationInventors: Shu-Ting Hsu, Yen-Wen Chen, Wei-Yo Chen, Tsung Xian Lee
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Publication number: 20120132944Abstract: Disclosed is a light-emitting device comprising: a carrier; a light-emitting element disposed on the carrier; a first light guide layer covering the light-emitting element, and disposed on the carrier; a wavelength conversion and light guide layer covering the first light guide layer and the light-emitting element, and disposed on the carrier; and a low refractive index layer disposed between the first light guide layer and the wavelength conversion and light guide layer; wherein the first light guide layer comprises a gradient refractive index, the wavelength conversion and light guide layer comprises a dome shape structure and is used to convert a wavelength of light emitted from the light-emitting element and transmit light, and the low refractive index layer is used to reflect light from the wavelength conversion and light guide layer.Type: ApplicationFiled: November 29, 2011Publication date: May 31, 2012Applicant: Epistar CorporationInventors: Min-Hsun Hsieh, Chien-Yuan Wang, Tsung-Xian Lee, Chih-Ming Wang, Ming-Chi Hsu, Han-Min Wu
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Publication number: 20120018745Abstract: An integrated lighting apparatus includes at least a lighting device, a control device comprising an integrated circuit, and a connector that is used to electrically connect the lighting device and the control device. With the combination, the integrated circuit drives the lighting device in accordance with its various designed functionality, thus expands applications of the integrated lighting apparatus.Type: ApplicationFiled: July 20, 2011Publication date: January 26, 2012Applicant: Epistar CorporationInventors: HSIN-MAO LIU, MIN-HSUN HSIEH, TZER-PERNG CHEN, MENG-YUAN HONG, CHENG NAN HAN, TSUNG-XIAN LEE, TA-CHENG HSU, CHIH-CHIANG LU
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Publication number: 20110291145Abstract: An optoelectronic element includes an optoelectronic unit having a first top surface, a first bottom surface opposite to the first top surface, and a lateral surface between the first top surface and the first bottom surface; a first transparent structure covering the lateral surface and exposing the first top surface of the optoelectronic unit; a first insulating layer on the first top surface and the first transparent structure; a second insulating layer on the first insulating layer; a first opening through the first insulating layer and the second insulating layer; and a first conductive layer on the second insulating layer and electrically connecting to the optoelectronic unit via the first opening.Type: ApplicationFiled: August 9, 2011Publication date: December 1, 2011Applicant: Epistar CorporationInventors: Cheng-Nan Han, Tsung-Xian Lee, Min-Hsun Hsieh, Hung-Hsuan Chen, Hsin-Mao Liu, Hsing-Chao Chen, Ching-San Tao, Chih-Peng Ni, Tzer-Perng Chen, Jen-Chau Wu