Patents by Inventor Min-Hsun Hsieh

Min-Hsun Hsieh 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).

  • Patent number: 10923641
    Abstract: This disclosure discloses a method of manufacturing a light-emitting device includes steps of providing a first substrate with a plurality of first light-emitting elements and adhesive units arranged thereon, providing a second substrate with a first group of second light-emitting elements and a second group of second light-emitting elements arranged thereon, and connecting the a second group of second light-emitting elements and the adhesive units. The first light-emitting elements and the first group of second light-emitting elements are partially or wholly overlapped with each other during connecting the second group of second light-emitting elements and the adhesive units.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: February 16, 2021
    Assignee: EPISTAR CORPORATION
    Inventor: Min-Hsun Hsieh
  • Publication number: 20210043610
    Abstract: 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: Application
    Filed: August 25, 2020
    Publication date: February 11, 2021
    Inventors: Jui-Hsien CHANG, Been-Yu LIAW, Cheng-Nan HAN, Min-Hsun HSIEH
  • Patent number: 10910335
    Abstract: A light-emitting module includes a common carrier; a plurality of semiconductor devices formed on the common carrier, and each of the plurality of semiconductor devices including three semiconductor dies; a carrier including a connecting surface; a third bonding pad and a fourth bonding pad formed on the connecting surface; and a connecting layer. One of the three semiconductor dies includes a stacking structure; a first bonding pad; and a second bonding pad with a shortest distance less than 150 microns between the first bonding pad. The connecting layer includes a first conductive part including a first conductive material having a first shape; and a blocking part covering the first conductive part and including a second conductive material having a second shape with a diameter in a cross-sectional view. The first shape has a height greater than the diameter.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: February 2, 2021
    Assignee: EPISTAR CORPORATION
    Inventors: Shih-An Liao, Shau-Yi Chen, Ming-Chi Hsu, Chun-Hung Liu, Min-Hsun Hsieh
  • Publication number: 20210020815
    Abstract: A light-emitting device includes a light-emitting unit comprising a top surface and a first side surface; a light-transmitting layer covers the top surface and the first side surface; a wavelength conversion structure disposed on the light-transmitting layer; a protective layer covering the second side surface and the light-transmitting layer; and a reflective layer surrounding the protective layer.
    Type: Application
    Filed: October 1, 2020
    Publication date: January 21, 2021
    Inventors: Min-Hsun HSIEH, Tsung-Hong LU
  • Patent number: 10886262
    Abstract: A light bulb includes a base, a filament coupled to the base and a cover covering the filament. The filament includes a transparent structure, optoelectronic units arranged on the transparent structure in sequence, each including a side surface, a first and second bonding pad formed on a top side of one of the optoelectronic units, a third and fourth bonding pad formed on a top side of another optoelectronic unit, conductive elements, one of the conductive elements including a bottom surface directly connecting the first and third bonding pads without covering the side surfaces of the one and the another of the optoelectronic units, and a top surface opposite to the bottom surface, the transparent structure continuously covering the optoelectronic units and the conductive elements without directly contacting the top surfaces of the conductive elements, first and seconds terminal electrically connected to the optoelectronic units.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: January 5, 2021
    Assignee: Epistar Corporation
    Inventor: Min Hsun Hsieh
  • Patent number: 10873014
    Abstract: A light-emitting device includes a carrier, a light-emitting unit disposed on the carrier, a reflective element arranged on the light-emitting unit, and an optical element arranged on the carrier and surrounding the light-emitting unit.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: December 22, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Min-Hsun Hsieh, Shih-An Liao
  • Patent number: 10864381
    Abstract: A light-emitting module includes a housing, a flexible film, and a protection portion. The housing includes a plurality of light-emitting units arranged in a matrix configuration and at least a switch electrically connected to at least one of the plurality of light-emitting units. The flexible film is detachably coupled to the housing. The protection portion covers the plurality of light-emitting units.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: December 15, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Min-Hsun Hsieh, Jai-Tai Kuo, Chang-Hseih Wu, Tzu-Hsiang Wang, Chi-Chih Pu
  • Publication number: 20200373469
    Abstract: A package includes a substrate, a first light-emitting unit, a second light-emitting unit, a light-transmitting layer, and a light-absorbing layer. The substrate has a first surface and an upper conductive layer on the first surface. The first light-emitting unit and the second light-emitting unit are disposed on the upper conductive layer. The first light-emitting unit has a first light-emitting surface and a first side wall. The second light-emitting unit has a second light-emitting surface and a second side wall. The light-transmitting layer is disposed on the first surface and covers the upper conductive layer, the first light-emitting unit, and the second light-emitting unit. The light-absorbing layer is disposed between the substrate and the light-transmitting layer, covers the upper conductive layer, the first side wall, and the second side wall, and exposes the first light-emitting surface and the second light-emitting surface.
    Type: Application
    Filed: May 22, 2020
    Publication date: November 26, 2020
    Inventors: Shau-Yi CHEN, Tzu-Yuan LIN, Wei-Chiang HU, Pei-Hsuan LAN, Min-Hsun HSIEH
  • Patent number: 10833233
    Abstract: A light-emitting device includes a light-emitting unit, a light-transmitting layer, a wavelength conversion structure, and a reflective layer. The light-emitting unit includes a top surface and a first side surface. The light-transmitting layer covers the top surface and the first side surface of the light-emitting unit. The wavelength conversion structure is located on the light-transmitting layer. The wavelength conversion structure includes a wavelength conversion layer, a first barrier layer located on the wavelength conversion layer, a second barrier layer located under the wavelength conversion layer, and a third barrier layer covering side surfaces of the wavelength conversion layer, the first barrier layer, and the second barrier layer. The reflective layer surrounds the light-transmitting layer and the wavelength conversion structure.
    Type: Grant
    Filed: February 20, 2019
    Date of Patent: November 10, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Min-Hsun Hsieh, Tsung-Hong Lu
  • Publication number: 20200350296
    Abstract: A light bulb includes a base, a filament coupled to the base and a cover covering the filament. The filament includes a transparent structure, optoelectronic units arranged on the transparent structure in sequence, each including a side surface, a first and second bonding pad formed on a top side of one of the optoelectronic units, a third and fourth bonding pad formed on a top side of another optoelectronic unit, conductive elements, one of the conductive elements including a bottom surface directly connecting the first and third bonding pads without covering the side surfaces of the one and the another of the optoelectronic units, and a top surface opposite to the bottom surface, the transparent structure continuously covering the optoelectronic units and the conductive elements without directly contacting the top surfaces of the conductive elements, first and seconds terminal electrically connected to the optoelectronic units.
    Type: Application
    Filed: July 16, 2020
    Publication date: November 5, 2020
    Inventor: Min Hsun HSIEH
  • Patent number: 10825970
    Abstract: An embodiment of present disclosure discloses a light-emitting device which includes a light-emitting unit, a transparent covering structure, a first reflective structure, a second reflective structure, and a wavelength conversion structure. The light-emitting unit includes a light-emitting surface, a bottom surface opposite to the light-emitting surface, a side surface, a first conductive electrode, and a second conductive electrode. The first conductive electrode and the second conductive electrode are located on the bottom surface. The transparent covering structure covers the light-emitting surface and the side surface. The first reflective structure surrounds the transparent covering structure. The second reflective structure is disposed under the first reflective structure and surrounds the first conductive electrode and the second conductive electrode. The wavelength conversion structure is disposed on the first reflective structure and the transparent covering structure.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: November 3, 2020
    Assignee: Epistar Corporation
    Inventors: Min-Hsun Hsieh, Ming-Chi Hsu, Ching-Tai Cheng, Yu-Hsi Sung, Lung-Kuan Lai, Yih-Hua Renn
  • Publication number: 20200313051
    Abstract: 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: Application
    Filed: June 12, 2020
    Publication date: October 1, 2020
    Inventors: 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
  • Publication number: 20200295225
    Abstract: A method of processing light-emitting elements includes: transferring a plurality of light-emitting elements from original wafers or next-stage carriers, based on a predetermined pattern. The predetermined pattern arranges two adjacent LED groups in a first direction on the original wafer or carriers to be placed on two non-adjacent positions in the first direction on the next-stage carriers. The light-emitting elements on the original wafer have a horizontal wafer pitch and a vertical wafer pitch. The light-emitting elements on each of the next-stage carriers have a first horizontal pitch and a first vertical pitch. The first horizontal pitch is greater than the horizontal wafer pitch, or the first vertical pitch is greater than the vertical wafer pitch. Besides, a light-emitting element device using the aforementioned method is also provided.
    Type: Application
    Filed: March 13, 2020
    Publication date: September 17, 2020
    Applicant: EPISTAR CORPORATION
    Inventors: Min-Hsun HSIEH, Chang-Lin LEE
  • Publication number: 20200274041
    Abstract: This invention discloses a light emitting semiconductor device including a light-emitting structure and an external optical element. The optical element couples to the light-emitting structure circumferentially. In addition, the refractive index of the external optical element is greater than or about the same as that of a transparent substrate of the light-emitting structure, or in-between that of the transparent substrate and the encapsulant material.
    Type: Application
    Filed: March 2, 2020
    Publication date: August 27, 2020
    Inventor: Min-Hsun HSIEH
  • Patent number: 10756067
    Abstract: 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: Grant
    Filed: January 26, 2018
    Date of Patent: August 25, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Jui-Hsien Chang, Been-Yu Liaw, Cheng-Nan Han, Min-Hsun Hsieh
  • Publication number: 20200266177
    Abstract: A light-emitting device includes a light-emitting element having a first-type semiconductor layer, a second-type semiconductor layer, an active stack between the first-type semiconductor layer and the second-type semiconductor layer, a bottom surface, and a top surface. A first electrode is disposed on the bottom surface and electrically connected to the first-type semiconductor layer. A second electrode is disposed on the bottom surface and electrically connected to the second-type semiconductor layer. A supporting structure is disposed on the top surface. The supporting structure has a thickness and a maximum width. A ratio of the maximum width to the thickness is of 2˜150.
    Type: Application
    Filed: May 4, 2020
    Publication date: August 20, 2020
    Inventors: Min-Hsun HSIEH, Hsin-Mao LIU, Ying-Yang SU
  • Publication number: 20200259054
    Abstract: The present application discloses a light-emitting device comprising a light-emitting unit and a flexible carrier supporting the light-emitting unit. The light-emitting unit comprises a LED chip, a first reflective layer on the LED chip and an optical diffusion layer formed between the first reflective layer and the LED chip.
    Type: Application
    Filed: April 30, 2020
    Publication date: August 13, 2020
    Inventors: Min-Hsun HSIEH, Jai-Tai KUO, Wei-Kang CHENG
  • Publication number: 20200243737
    Abstract: Disclosed is a die-bonding method which provides a target substrate having a circuit structure with multiple electrical contacts and multiple semiconductor elements each semiconductor element having a pair of electrodes, arranges the multiple semiconductor elements on the target substrate with the pair of electrodes of each semiconductor element aligned with two corresponding electrical contacts of the target substrate, and applies at least one energy beam to join and electrically connect the at least one pair of electrodes of every at least one of the multiple semiconductor elements and the corresponding electrical contacts aligned therewith in a heating cycle by heat carried by the at least one energy beam in the heating cycle. The die-bonding method delivers scattering heated dots over the target substrate to avoid warpage of PCB and ensures high bonding strength between the semiconductor elements and the circuit structure of the target substrate.
    Type: Application
    Filed: January 22, 2020
    Publication date: July 30, 2020
    Applicant: EPISTAR CORPORATION
    Inventors: Min-Hsun HSIEH, Shih-An LIAO, Ying-Yang SU, Hsin-Mao LIU, Tzu-Hsiang WANG, Chi-Chih PU
  • Publication number: 20200243478
    Abstract: Disclosed is a die-bonding method which provides a target substrate having a circuit structure with multiple electrical contacts and multiple semiconductor elements each semiconductor element having a pair of electrodes, arranges the multiple semiconductor elements on the target substrate with the pair of electrodes of each semiconductor element aligned with two corresponding electrical contacts of the target substrate, and applies at least one energy beam to join and electrically connect the at least one pair of electrodes of every at least one of the multiple semiconductor elements and the corresponding electrical contacts aligned therewith in a heating cycle by heat carried by the at least one energy beam in the heating cycle. The die-bonding method delivers scattering heated dots over the target substrate to avoid warpage of PCB and ensures high bonding strength between the semiconductor elements and the circuit structure of the target substrate.
    Type: Application
    Filed: August 27, 2019
    Publication date: July 30, 2020
    Applicant: EPISTAR CORPORATION
    Inventors: Min-Hsun HSIEH, Shih-An LIAO, Ying-Yang SU, Hsin-Mao LIU, Tzu-Hsiang WANG, Chi-Chih PU
  • Patent number: D894851
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: September 1, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Min-Hsun Hsieh, Tzu-Hsiang Wang, Chi-Chih Pu, Ya-Wen Lin