Patents by Inventor Cheng-Nan HAN
Cheng-Nan HAN 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: 9412917Abstract: This disclosure discloses a light-emitting device. The light-emitting device includes a transparent substrate with a recess and an upper surface; a wavelength converting layer covering the recess and the upper surface of the transparent substrate; and a light-emitting diode arranged in the recess and over the wavelength converting layer.Type: GrantFiled: April 7, 2015Date of Patent: August 9, 2016Assignee: EPISTAR CORPORATIONInventors: Cheng-Nan Han, Yih-Hua Renn
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Patent number: 9385108Abstract: The present application provides a multi-dimensional light-emitting device electrically connected to a power supply system. The multi-dimensional light-emitting device comprises a substrate, a blue light-emitting diode array and one or more phosphor layers. The blue light-emitting diode array, disposed on the substrate, comprises a plurality of blue light-emitting diode chips which are electrically connected. The multi-dimensional light-emitting device comprises a central area and a plurality of peripheral areas, which are arranged around the central area. The phosphor layer covers the central area. When the power supply system provides a high voltage, the central area and the peripheral areas of the multi-dimensional light-emitting device provide a first light and a plurality of second lights, respectively. The first light and the second lights are blended into a mixed light.Type: GrantFiled: April 3, 2015Date of Patent: July 5, 2016Assignee: EPISTAR CORPORATIONInventors: Chein-Fu Shen, Schang-Jing Hon, Tsun-Kai Ko, Alexander Chan Wang, Min-Hsun Hsieh, Cheng Nan Han
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Publication number: 20160013371Abstract: An optoelectronic element includes an optoelectronic unit, a first metal layer, a second metal layer, a conductive layer and a transparent structure. The optoelectronic unit has a central line in a top view, a top surface, and a bottom surface. The second metal layer is formed on the top surface, and has an extension portion crossing over the central line and extending to the first metal layer. The conductive layer covers the first metal layer and the extension portion. The transparent structure covers the bottom surface without covering the top surface.Type: ApplicationFiled: September 18, 2015Publication date: January 14, 2016Inventors: 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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Publication number: 20150287892Abstract: This disclosure discloses a light-emitting device. The light-emitting device comprises a substrate comprising a recess and an upper surface wherein the substrate is thermal conductive and transparent; a wavelength converting layer covering the recess and the upper surface of the substrate; and a light-emitting diode arranged in the recess and over the wavelength converting layer.Type: ApplicationFiled: April 7, 2015Publication date: October 8, 2015Inventors: Cheng-Nan HAN, Yih-Hua RENN
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Patent number: 9142740Abstract: 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: GrantFiled: May 2, 2013Date of Patent: September 22, 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, Masafumi Sano, Chih-Ming Wang
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Publication number: 20150214449Abstract: The disclosure discloses an optoelectronic element comprising: an optoelectronic unit comprising a first metal layer, a second metal layer, and an outermost lateral surface; an insulating layer having a first portion overlapping the optoelectronic unit and extending beyond the lateral surface, and a second portion separated from the first portion in a cross-sectional view; and a first conductive layer formed on the insulating layer.Type: ApplicationFiled: April 6, 2015Publication date: July 30, 2015Inventors: 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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Publication number: 20150214196Abstract: The present application provides a multi-dimensional light-emitting device electrically connected to a power supply system. The multi-dimensional light-emitting device comprises a substrate, a blue light-emitting diode array and one or more phosphor layers. The blue light-emitting diode array, disposed on the substrate, comprises a plurality of blue light-emitting diode chips which are electrically connected. The multi-dimensional light-emitting device comprises a central area and a plurality of peripheral areas, which are arranged around the central area. The phosphor layer covers the central area. When the power supply system provides a high voltage, the central area and the peripheral areas of the multi-dimensional light-emitting device provide a first light and a plurality of second lights, respectively. The first light and the second lights are blended into a mixed light.Type: ApplicationFiled: April 3, 2015Publication date: July 30, 2015Inventors: Chein-Fu SHEN, Schang-Jing HON, Tsun-Kai KO, Alexander Chan WANG, Min-Hsun HSIEH, Cheng Nan HAN
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Patent number: 9087967Abstract: A light-emitting device of an embodiment of the present application comprises a substrate; a first semiconductor light-emitting structure formed on the substrate, wherein the first semiconductor light-emitting structure comprises a first semiconductor layer having a first conductivity type, a second semiconductor layer having a second conductivity type and a first active layer formed between the first semiconductor layer and the second semiconductor layer, wherein the first active layer is capable of emitting a first light having a first dominant wavelength; and a first thermal-sensitive layer formed on a path of the first light, wherein the first thermal-sensitive layer comprises a material characteristic which varies with a temperature change.Type: GrantFiled: April 3, 2013Date of Patent: July 21, 2015Assignee: EPISTAR CORPORATIONInventors: Shih-I Chen, Tsung-Xian Lee, Yi-Ming Chen, Wei-Yu Chen, Ching-Pei Lin, Min-Hsun Hsieh, Cheng-Nan Han, Tien-Yang Wang, Hsing-Chao Chen, Hsin-Mao Liu, Zong-Xi Chen, Tzu-Chieh Hsu, Chien-Fu Huang, Yu-Ren Peng
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Publication number: 20150188003Abstract: An embodiment of the invention discloses an optoelectronics system. The optoelectronic system includes an optoelectronic element having a first width; an adhesive material enclosing the optoelectronic element and having a second width larger than the first width; a phosphor structure formed between the optoelectronic element and the adhesive material; and a transparent substrate formed on the adhesive material.Type: ApplicationFiled: March 13, 2015Publication date: July 2, 2015Inventors: Min-Hsun HSIEH, Cheng-Nan HAN, Steve Meng-Yuan HONG, Hsin-Mao LIU, Tsung-Xian LEE
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Publication number: 20150173132Abstract: The present application discloses a light-emitting device including a first support structure having a first surface, a plurality of light-emitting elements arranged on the first surface, and a first adhesive layer arranged on the first support structure. Each light-emitting element has a side wall, a bottom surface, a first electrode pad, and a second electrode pad arranged on the bottom surface. The first adhesive layer surrounds the side wall and does not directly contact the bottom surface. The first support structure includes a plurality of through holes located on positions corresponding to the first electrode pad and the second electrode pad.Type: ApplicationFiled: December 11, 2014Publication date: June 18, 2015Inventors: Jui-Hsien CHANG, Been-Yu LIAW, Cheng-Nan HAN, Min-Hsun HSIEH
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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: 9000457Abstract: The present application provides a multi-dimensional light-emitting device electrically connected to a power supply system. The multi-dimensional light-emitting device comprises a substrate, a blue light-emitting diode array and one or more phosphor layers. The blue light-emitting diode array, disposed on the substrate, comprises a plurality of blue light-emitting diode chips which are electrically connected. The multi-dimensional light-emitting device comprises a central area and a plurality of peripheral areas, which are arranged around the central area. The phosphor layer covers the central area. When the power supply system provides a high voltage, the central area and the peripheral areas of the multi-dimensional light-emitting device provide a first light and a plurality of second lights, respectively. The first light and the second lights are blended into a mixed light.Type: GrantFiled: July 19, 2011Date of Patent: April 7, 2015Assignee: Epistar CorporationInventors: Chien-Fu Shen, Schang-Jing Hon, Tsun-Kai Ko, Alexander Chan Wang, Min-Hsun Hsieh, Cheng Nan Han
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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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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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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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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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Patent number: D710811Type: GrantFiled: August 8, 2013Date of Patent: August 12, 2014Assignee: Epistar CorporationInventors: Hsing-Chao Chen, Hung-Hsuan Chen, Masafumi Sano, Cheng-Nan Han, Chien-Liang Liu
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Patent number: D744965Type: GrantFiled: July 18, 2014Date of Patent: December 8, 2015Assignee: Epistar CorporationInventors: Hsing-Chao Chen, Hung-Hsuan Chen, Masafumi Sano, Cheng-Nan Han, Chien-Liang Liu