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: 11918329Abstract: A physiological detection device includes system including a first array PPG detector, a second array PPG detector, a display and a processing unit. The first array PPG detector is configured to generate a plurality of first PPG signals. The second array PPG detector is configured to generate a plurality of second PPG signals. The display is configured to show a detected result of the physiological detection system. The processing unit is configured to convert the plurality of first PPG signals and the plurality of second PPG signals to a first 3D energy distribution and a second 3D energy distribution, respectively, and control the display to show an alert message.Type: GrantFiled: April 23, 2021Date of Patent: March 5, 2024Assignee: PIXART IMAGING INC.Inventors: Chiung-Wen Lin, Wei-Ru Han, Yang-Ming Chou, Cheng-Nan Tsai, Ren-Hau Gu, Chih-Yuan Chuang
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Patent number: 11482651Abstract: 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: GrantFiled: June 12, 2020Date of Patent: October 25, 2022Assignee: 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: 11107797Abstract: 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: GrantFiled: August 25, 2020Date of Patent: August 31, 2021Assignee: EPISTAR CORPORATIONInventors: Jui-Hsien Chang, Been-Yu Liaw, Cheng-Nan Han, Min-Hsun Hsieh
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Publication number: 20210226101Abstract: An embodiment of the invention discloses an optoelectronic system comprising a plurality of optoelectronic elements, wherein each of the plurality of optoelectronic elements comprises a semiconductor epitaxial layer, a first electrode, a second electrode, a top surface, a bottom surface, and a plurality of lateral surfaces arranged between the top surface and the bottom surface; a layer covering the plurality of lateral surfaces and comprising a side surface; and a reflecting structure having a shape of pyramid, formed between two adjacent optoelectronic elements of the plurality of optoelectronic elements and electrically separated from the plurality of optoelectronic elements, wherein the reflecting structure is configured to reflect light from the two adjacent optoelectronic elements upwards to leave the optoelectronic system.Type: ApplicationFiled: April 1, 2021Publication date: July 22, 2021Inventors: Min-Hsun HSIEH, Cheng-Nan HAN, Steve Meng-Yuan HONG, Hsin-Mao LIU, Tsung-Xian LEE
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Publication number: 20210043610Abstract: 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: August 25, 2020Publication date: February 11, 2021Inventors: Jui-Hsien CHANG, Been-Yu LIAW, Cheng-Nan HAN, Min-Hsun HSIEH
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Publication number: 20200313051Abstract: 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: June 12, 2020Publication date: October 1, 2020Inventors: 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: 10756067Abstract: 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: GrantFiled: January 26, 2018Date of Patent: August 25, 2020Assignee: EPISTAR CORPORATIONInventors: Jui-Hsien Chang, Been-Yu Liaw, Cheng-Nan Han, Min-Hsun Hsieh
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Patent number: 10686106Abstract: 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: GrantFiled: May 7, 2018Date of Patent: June 16, 2020Assignee: 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: 10529898Abstract: 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: GrantFiled: August 16, 2017Date of Patent: January 7, 2020Assignee: 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: 20180254391Abstract: 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: May 7, 2018Publication date: September 6, 2018Inventors: 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: 20180190626Abstract: 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: January 26, 2018Publication date: July 5, 2018Inventors: Jui-Hsien CHANG, Been-Yu LIAW, Cheng-Nan HAN, Min-Hsun HSIEH
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Patent number: 9917075Abstract: 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: GrantFiled: December 11, 2014Date of Patent: March 13, 2018Assignee: EPISTAR CORPORATIONInventors: Jui-Hsien Chang, Been-Yu Liaw, Cheng-Nan Han, Min-Hsun Hsieh
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Patent number: 9893244Abstract: 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: GrantFiled: September 18, 2015Date of Patent: February 13, 2018Assignee: 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: 20180019382Abstract: 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 18, 2018Inventors: 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: 20170365750Abstract: 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: August 16, 2017Publication date: December 21, 2017Inventors: 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: 20170324009Abstract: An embodiment of the invention discloses an optoelectronics system. The optoelectronic system includes an optoelectronic element having a top surface, a bottom surface, a plurality of lateral surfaces arranged between the top surface and the bottom surface, and a first electrode arranged on the bottom surface; a wavelength converting material covering a plurality of lateral surfaces; and a reflecting layer, formed on the wavelength converting material which is arranged on the top surface.Type: ApplicationFiled: July 24, 2017Publication date: November 9, 2017Inventors: Min-Hsun HSIEH, Cheng-Nan HAN, Steve Meng-Yuan HONG, Hsin-Mao LIU, Tsung-Xian LEE
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Patent number: 9748449Abstract: 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: GrantFiled: March 13, 2015Date of Patent: August 29, 2017Assignee: EPISTAR CORPORATIONInventors: Min-Hsun Hsieh, Cheng-Nan Han, Steve Meng-Yuan Hong, Hsin-Mao Liu, Tsung-Xian Lee
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Patent number: 9741905Abstract: 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: GrantFiled: September 18, 2015Date of Patent: August 22, 2017Assignee: 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: D780135Type: GrantFiled: October 28, 2015Date of Patent: February 28, 2017Assignee: EPISTAR CORPORATIONInventors: Hsing-Chao Chen, Hung-Hsuan Chen, Masafumi Sano, Cheng-Nan Han, Chien-Liang Liu
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Patent number: D847102Type: GrantFiled: April 28, 2017Date of Patent: April 30, 2019Assignee: EPISTAR CORPORATIONInventors: Hsing-Chao Chen, Hung-Hsuan Chen, Masafumi Sano, Cheng-Nan Han, Chien-Liang Liu, Ming-chi Hsu, Pei-Lun Chien