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).

  • Publication number: 20230231098
    Abstract: A light-emitting device includes a carrier, a light-emitting element and a connection structure. The carrier includes a first electrical conduction portion. The light-emitting element includes a first light-emitting layer capable of emitting first light and a first contact electrode formed under the light-emitting layer. The first contact electrode is corresponded to the first electrical conduction portion. The connection structure includes a first electrical connection portion and a protective portion surrounding the first contact electrode and the first electrical connection portion. The first electrical connection portion includes an upper portion, a lower portion and a neck portion arranged between the upper portion and the lower portion. An edge of the upper portion is protruded beyond the neck portion, and an edge of the lower portion is protruded beyond the upper portion.
    Type: Application
    Filed: February 27, 2023
    Publication date: July 20, 2023
    Inventors: Min-Hsun Hsieh, Shau-Yi Chen, Shao-You Deng
  • Publication number: 20230207540
    Abstract: A light-emitting device includes a circuit carrier board having a short side and a long side, a plurality of light-emitting units on the circuit carrier board for emitting three or more color lights, and a light-transmitting glue layer on the circuit carrier board and covering the plurality of light-emitting units. The short side is shorter than the long side. The plurality of light-emitting units include a first light-emitting unit. The first light-emitting unit has a light exit surface, a first sidewall, and a second sidewall. The first sidewall faces the short side and has a first included angle with the light exit surface, and the second sidewall faces the long side and has a second included angle with the light exit surface. The first included angle is between 85 to 95 degrees, and the second included angle is less than 85 degrees or greater than 105 degrees.
    Type: Application
    Filed: December 15, 2022
    Publication date: June 29, 2023
    Inventors: Min-Hsun HSIEH, Hsin-Mao LIU, Tzu-Hsiang WANG, Ya-Wen LIN, Chi-Chih PU, Hsiao-Pei CHIU, Ching-Tai CHENG, Chong-Yu WANG
  • Publication number: 20230207769
    Abstract: A light-emitting device includes a carrier, a light-emitting element and a connection structure. The carrier includes a first electrical conduction portion. The light-emitting element includes a first light-emitting layer capable of emitting first light and a first contact electrode formed under the light-emitting layer. The first contact electrode is corresponded to the first electrical conduction portion. The connection structure includes a first electrical connection portion and a protective portion surrounding the first contact electrode and the first electrical connection portion. The first electrical connection portion includes an upper portion, a lower portion and a neck portion arranged between the upper portion and the lower portion. An edge of the upper portion is protruded beyond the neck portion, and an edge of the lower portion is protruded beyond the upper portion.
    Type: Application
    Filed: February 27, 2023
    Publication date: June 29, 2023
    Inventors: Min-Hsun Hsieh, Shau-Yi Chen, Shao-You Deng
  • Publication number: 20230187597
    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 arc partially or wholly overlapped with each other during connecting the second group of second light-emitting elements and the adhesive units.
    Type: Application
    Filed: February 6, 2023
    Publication date: June 15, 2023
    Applicant: EPISTAR CORPORATION
    Inventor: Min-Hsun HSIEH
  • Patent number: 11658052
    Abstract: A chip transferring method includes providing a plurality of chips on a first load-bearing structure; measuring a photoelectric characteristic value of each of the plurality of chips; categorizing the plurality of chips into a first portion chips and a second portion chips according to the photoelectric characteristic value of each of the plurality of chips; providing a second load-bearing structure; weakening a first adhesion between the first portion chips and the first load-bearing structure or between the second portion chips and the first load-bearing structure; and transferring the first portion chips or the second portion chips to the second load-bearing structure.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: May 23, 2023
    Assignee: EPISTAR CORPORATION
    Inventors: Min-Hsun Hsieh, De-Shan Kuo, Chang-Lin Lee, Jhih-Yong Yang
  • Patent number: 11641010
    Abstract: A light-emitting device includes a carrier, a light-emitting element and a connection structure. The carrier includes a first electrical conduction portion. The light-emitting element includes a first light-emitting layer capable of emitting first light and a first contact electrode formed under the light-emitting layer. The first contact electrode is corresponded to the first electrical conduction portion. The connection structure includes a first electrical connection portion and a protective portion surrounding the first contact electrode and the first electrical connection portion. The first electrical connection portion includes an upper portion, a lower portion and a neck portion arranged between the upper portion and the lower portion. The lower portion has a width is wider than of the upper portion.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: May 2, 2023
    Assignee: EPISTAR CORPORATION
    Inventors: Min-Hsun Hsieh, Shau-Yi Chen, Shao-You Deng
  • Publication number: 20230119631
    Abstract: A semiconductor device includes a semiconductor stack, a protective layer on the semiconductor stack, an electrode on the semiconductor stack and electrically connected to the semiconductor stack, and a conductive bump on the electrode. The thickness of the conductive bump is measured from the topmost point of the conductive bump to the uppermost surface of the protective layer. The ratio of the thickness of the conductive bump to the maximum width of the conductive bump is between 0.1 and 0.4.
    Type: Application
    Filed: October 7, 2022
    Publication date: April 20, 2023
    Inventors: Min-Hsun HSIEH, Shih-An LIAO
  • Patent number: 11626295
    Abstract: An applying method includes the following steps. Firstly, a conductive adhesive including a plurality of conductive particles and an insulating binder is provided. Then, a carrier plate is provided. Then, a patterned adhesive is formed on the carrier plate by the conductive adhesive, wherein the patterned adhesive includes a first transferring portion. Then, a manufacturing device including a needle is provided. Then, the needle of the manufacturing device is moved to contact the first transferring portion. Then, the transferring portion is transferred to a board by the manufacturing device.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: April 11, 2023
    Assignee: EPISTAR CORPORATION
    Inventor: Min-Hsun Hsieh
  • Publication number: 20230105078
    Abstract: An LED arrangement method includes providing first LED sections and second LED sections commonly located on a substrate. The first LED sections and the second LED sections are transferred to a bin carrier to form an array of sections having columns and rows. Each of the first LED sections has first LED chips. The first LED chips, as a whole, belong to a first bin. Each of the second LED sections has second LED chips. The second LED chips, as a whole, belong to a second bin. Each of columns has one of the first LED sections and one of the second LED sections. Each of the rows has one of the first LED sections and one of the second LED sections.
    Type: Application
    Filed: September 30, 2022
    Publication date: April 6, 2023
    Inventors: Min-Hsun HSIEH, Hsin-Mao LIU
  • Publication number: 20230106834
    Abstract: The application provides a method of manufacturing optoelectronic products. A first carrier substrate is provided with electronic devices arranged as a first matrix with a first row pitch and a first column pitch. A first transferring step is performed to transfer a first portion of the electronic devices from the first carrier substrate to a second carrier substrate to form a second matrix with a second row pitch equal to the first row pitch and a second column pitch larger than the first column pitch. A second transferring step is performed to transfer a second portion of the electronic devices from the second carrier substrate to a third carrier substrate to form a third matrix with a third row pitch larger than the second row pitch and a third column pitch equal to the second column pitch.
    Type: Application
    Filed: October 3, 2022
    Publication date: April 6, 2023
    Inventor: Min-Hsun HSIEH
  • Patent number: 11621384
    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: February 2, 2021
    Date of Patent: April 4, 2023
    Assignee: EPISTAR CORPORATION
    Inventor: Min-Hsun Hsieh
  • Publication number: 20230086456
    Abstract: The application discloses a light-emitting device including a carrier which includes an insulating layer, an upper conductive layer formed on the insulating layer, a plurality of conducting vias passing through the insulating layer, and a lower conductive layer formed under the insulating layer; four light-emitting elements arranged in rows and columns flipped on the carrier; and a light-passing unit formed on the carrier and covering the four light-emitting elements; wherein each of the light-emitting elements including a first light-emitting bare die emitting a first dominant wavelength, a second light-emitting bare die emitting a second dominant wavelength, and a third light-emitting bare die emitting a third dominant wavelength; and wherein two adjacent first light-emitting bare die in a row has a first distance W1, two adjacent first light-emitting bare die in a column has a second distance W2, and W1 is the same as W2.
    Type: Application
    Filed: November 29, 2022
    Publication date: March 23, 2023
    Inventors: Min-Hsun HSIEH, Tzu-Hsiang WANG
  • Patent number: 11588084
    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: Grant
    Filed: January 22, 2020
    Date of Patent: February 21, 2023
    Assignee: EPISTAR CORPORATION
    Inventors: Min-Hsun Hsieh, Shih-An Liao, Ying-Yang Su, Hsin-Mao Liu, Tzu-Hsiang Wang, Chi-Chih Pu
  • Publication number: 20230048631
    Abstract: A display device includes LEDs, a circuit board, an insulating layer, conductive posts, a control conductive plate, and a common conductive strip. The circuit board includes first pads and a second pad surrounding the first pads. The LEDs are on an insulating layer covering the first pads, each including a first and second electrode pad. The conductive posts are on and connected to a first portion of the first pads, and penetrate the insulation layer. The control conductive plate is electrically connected to one of the first electrode pads and the conductive posts. The common conductive strip is on the insulation layer and electrically connected to the second pad and a second electrode pad. Each first electrode pad is electrically connected to the first pads. A second portion of the first pads is completely covered by the insulation layer and overlapped with the common conductive strip and the insulation layer.
    Type: Application
    Filed: August 12, 2021
    Publication date: February 16, 2023
    Inventors: Min-Hsun HSIEH, Chun-Wei CHEN
  • Patent number: 11578838
    Abstract: This disclosure discloses a light-emitting bulb. The light-emitting bulb includes a cover, an electrical associated with the cover, a board arranged between the cover and the electrical connector, and a first light-emitting device disposed on the board. The first light-emitting device includes a carrier having a first side and a second side, a first electrode part disposed near the first side and extending to the second side, a bended part disposed near to the second side and spaced apart from the first electrode part, and a second electrode part extending from the bended part to the first side. No light-emitting diode unit is arranged on the second electrode part.
    Type: Grant
    Filed: April 19, 2022
    Date of Patent: February 14, 2023
    Assignee: EPISTAR CORPORATION
    Inventors: Chiu-Lin Yao, Min-Hsun Hsieh, Been-Yu Liaw, Wei-Chiang Hu, Po-Hung Lai, Chun-Hung Liu, Shih-An Liao, Yu-His Sung, Ming-Chi Hsu
  • Publication number: 20230034763
    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: October 17, 2022
    Publication date: February 2, 2023
    Inventors: Shau-Yi CHEN, Tzu-Yuan LIN, Wei-Chiang HU, Pei-Hsuan LAN, Min-Hsun HSIEH
  • Publication number: 20230017939
    Abstract: A semiconductor device comprises a semiconductor die, comprising a stacking structure, a first bonding pad with a first bonding surface positioned away from the stack structure, and a second bonding pad; a carrier comprising a connecting surface; a third bonding pad which comprises a second bonding surface and is arranged on the connecting surface, and a fourth bonding pad arranged on the connecting surface of the carrier; and a conductive connecting layer comprising a first conductive part, comprising a first outer contour, and formed between and directly contacting the first bonding pad and the third bonding pad; a second conductive part formed between the second bonding pad and the fourth bonding pad; and a blocking part covering the first conductive part to form a covering area, wherein the first bonding surface comprises a first position which is the closest to the carrier within the covering area and a second position which is the farthest from the carrier within the covering area in a cross section vie
    Type: Application
    Filed: September 19, 2022
    Publication date: January 19, 2023
    Inventors: Shih-An LIAO, Shau-Yi CHEN, Ming-Chi HSU, Chun-Hung LIU, Min-Hsun HSIEH
  • Publication number: 20230013841
    Abstract: A light-emitting device includes a semiconductor stack, a first electrode, a second electrode, and a supporting layer. The semiconductor stack includes a first semiconductor layer including a first top surface and a bottom surface, an active layer located on the first semiconductor layer, and a second semiconductor layer located on the active layer and including a second top surface. The first electrode is located on the first top surface. The second electrode is located on the second top surface. The supporting layer includes a first thickness, and directly covers at least 80% of the bottom surface. In a top view, the semiconductor stack includes a maximum length, and a ratio of the maximum length to the first thickness is smaller than 1. The supporting layer has a first thermal expansion coefficient smaller than 80 ppm/° C., and the supporting layer has a Young's modulus between 2˜10 GPa.
    Type: Application
    Filed: July 16, 2021
    Publication date: January 19, 2023
    Inventors: Min-Hsun HSIEH, Kunal KASHYAP
  • Patent number: 11530804
    Abstract: A light-emitting device includes a first light-emitting module, a second light-emitting module, a conductive layer and an insulation layer. The first light-emitting module includes a first substrate having a first cavity, a first sidewall, and a light-emitting component disposed on the first substrate. The second module includes a second substrate having a second cavity corresponding to the first cavity and a second sidewall corresponding to the first sidewall. The conductive layer is directly connected to the first cavity and the second cavity and electrically connect the first light-emitting module and the second light-emitting module. The insulation layer is directly connected to the first sidewall and the second sidewall.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: December 20, 2022
    Assignee: EPISTAR CORPORATION
    Inventors: Min-Hsun Hsieh, Ying-Yang Su, Shih-An Liao, Hsin-Mao Liu, Tzu-Hsiang Wang, Chi-Chih Pu
  • Publication number: 20220392876
    Abstract: A light-emitting device includes a first carrier, which includes a side surface between a first surface and a second surface, upper conductive pads on the first surface, and lower conductive pads under the second surface; a RDL pixel package includes a RDL which includes bonding pads and bottom electrodes, and the light-emitting units on the RDL, and connected to the bonding pads. A light-transmitting layer on the RDL and covers the light-emitting units, an upper surface, a lower surface, and a lateral surface between the upper surface and the lower surface. The RDL pixel package is on the first surface and electrically connected to the upper conductive pads. A protective layer covers the first surface and contacting the side surface of the RDL pixel package. The lower electrodes and the upper conductive pads are connected, and the distance between two adjacent bonding pads is less than 30 ?m.
    Type: Application
    Filed: June 1, 2022
    Publication date: December 8, 2022
    Inventors: Min-Hsun HSIEH, Hsin-Mao LIU, Li-Yuan HUANG, Tzu-Hsiang WANG, Chi-Chih PU, Ya-Wen LIN, Hsiao-Pei CHIU, Pei-Yu LI