Patents by Inventor Hui-Chieh Wang

Hui-Chieh Wang 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: 20210233820
    Abstract: A display device includes a substrate, a light-emitting element, and a transistor. The substrate has a top surface. The light-emitting element is disposed on the substrate, and includes a first electrode and a second electrode. The transistor is disposed on the substrate and electrically connected to the light-emitting element. The transistor includes a gate electrode and a semiconductor layer. The semiconductor layer includes an overlapping portion overlapped with the gate electrode. The first electrode and the second electrode of the light-emitting element do not overlap with the overlapping portion along a direction perpendicular to the top surface of the substrate.
    Type: Application
    Filed: April 13, 2021
    Publication date: July 29, 2021
    Inventors: Tung-Kai LIU, Tsau-Hua HSIEH, Wei-Cheng CHU, Chun-Hsien LIN, Chandra LIUS, Ting-Kai HUNG, Kuan-Feng LEE, Ming-Chang LIN, Tzu-Min YAN, Hui-Chieh WANG
  • Publication number: 20210175390
    Abstract: A method of manufacturing an electronic device includes the steps of providing a conductive carrier with at least one electronic element disposed thereon, picking up the at least one electronic element, setting the conductive carrier to have a ground voltage at least in the step of picking up the at least one electronic element, and transferring the at least one electronic element to a target substrate.
    Type: Application
    Filed: November 25, 2020
    Publication date: June 10, 2021
    Inventors: Hui-Chieh Wang, Tsau-Hua Hsieh, Jian-Jung Shih, Fang-Ying Lin
  • Patent number: 11004753
    Abstract: A display device includes a substrate, a light-emitting element, and a transistor. The substrate has a top surface. The light-emitting element is disposed on the substrate. The transistor is disposed on the substrate, and includes a drain electrode, a gate electrode, and a semiconductor layer. The drain electrode is electrically connected to the light-emitting element. The semiconductor layer includes an overlapping portion overlapped with the gate electrode. The light-emitting element does not overlap with the overlapping portion along a direction perpendicular to the top surface of the substrate.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: May 11, 2021
    Assignee: INNOLUX CORPORATION
    Inventors: Tung-Kai Liu, Tsau-Hua Hsieh, Wei-Cheng Chu, Chun-Hsien Lin, Chandra Lius, Ting-Kai Hung, Kuan-Feng Lee, Ming-Chang Lin, Tzu-Min Yan, Hui-Chieh Wang
  • Publication number: 20200321489
    Abstract: The present disclosure provides a method for manufacturing an electronic device. First, a plurality of light-emitting elements is provided on a first substrate. Then, at least one of the plurality of light-emitting elements is transferred from the first substrate to a second substrate by a transferring head. The transferring head includes an electrode and a cantilever supporting the electrode, and the cantilever includes a U-shaped portion.
    Type: Application
    Filed: March 3, 2020
    Publication date: October 8, 2020
    Inventors: Hui-Chieh Wang, Tsau-Hua Hsieh, Fang-Ying Lin
  • Publication number: 20200259044
    Abstract: A method for manufacturing a semiconductor device is provided. The method includes forming a plurality of light-emitting elements on a first substrate and forming a first pattern array on a second substrate. The method also includes transferring the plurality of light-emitting elements from the first substrate to the second substrate. The method further includes forming the first pattern array on a third substrate. In addition, the method includes transferring the plurality of light-emitting elements from the second substrate to the third substrate. The method also includes forming a second pattern array on a fourth substrate. The method further includes transferring the plurality of light-emitting elements from the third substrate to the fourth substrate. The pitch between the plurality of light-emitting elements on the first substrate is different than the pitch of the first pattern array.
    Type: Application
    Filed: April 27, 2020
    Publication date: August 13, 2020
    Inventors: Kai CHENG, Tsau-Hua HSIEH, Fang-Ying LIN, Tung-Kai LIU, Hui-Chieh WANG, Chun-Hsien LIN, Jui-Feng KO
  • Publication number: 20200258870
    Abstract: Methods for manufacturing a display device are provided. The methods include providing a plurality of light-emitting units and a substrate. The methods also include transferring the light-emitting units to a transfer head. The methods further include attaching at least one of the plurality of light-emitting units on the transfer head to the substrate by a bonding process, wherein the transfer head and the substrate satisfy the following equation during the bonding process: Q?|?T1T2A(T)dT??T1T3E(T)dT|<0.01, wherein A(T) is the coefficient of thermal expansion of the transfer head, E(T) is the coefficient of thermal expansion of the substrate, T1 is room temperature, T2 is the temperature of the transfer head, and T3 is the temperature of the substrate.
    Type: Application
    Filed: April 30, 2020
    Publication date: August 13, 2020
    Inventors: Tung-Kai LIU, Tsau-Hua HSIEH, Fang-Ying LIN, Kai CHENG, Hui-Chieh WANG, Shun-Yuan HU
  • Patent number: 10720553
    Abstract: A display device is provided. The display device includes a thin-film transistor substrate, a conductive pad disposed on the thin-film transistor substrate, and an adhesion film disposed on the conductive pad. The adhesion film includes a plurality of conductive particles. The display device also includes a light-emitting component disposed on the adhesion film. The light-emitting component includes a connection feature. The display device also includes a protection layer partially surrounding the light-emitting component. The connection feature of the light-emitting component has a lower portion not surrounded by the protection layer. The adhesion film has a thickness of T, one of the plurality of conductive particles has a diameter of d, the lower portion of the connection feature has a thickness of t, and 0<t?T?d.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: July 21, 2020
    Assignee: INNOLUX CORPORATION
    Inventors: Tung-Kai Liu, Tsau-Hua Hsieh, Hui-Chieh Wang, Shu-Ming Kuo, Ming-I Chao, Shun-Yuan Hu
  • Publication number: 20200020831
    Abstract: A display device is provided. The display device includes a thin-film transistor substrate, a conductive pad disposed on the thin-film transistor substrate, and an adhesion film disposed on the conductive pad. The adhesion film includes a plurality of conductive particles. The display device also includes a light-emitting component disposed on the adhesion film. The light-emitting component includes a connection feature. The display device also includes a protection layer partially surrounding the light-emitting component. The connection feature of the light-emitting component has a lower portion not surrounded by the protection layer. The adhesion film has a thickness of T, one of the plurality of conductive particles has a diameter of d, the lower portion of the connection feature has a thickness of t, and 0<t?T?d.
    Type: Application
    Filed: September 25, 2019
    Publication date: January 16, 2020
    Inventors: Tung-Kai LIU, Tsau-Hua HSIEH, Hui-Chieh WANG, Shu-Ming KUO, Ming-I CHAO, Shun-Yuan HU
  • Publication number: 20190378985
    Abstract: A light-emitting diode display device is provided, including: a substrate, including a plurality of grooves, wherein an electrical contact is disposed in each of the grooves; and a plurality of light-emitting diodes, configured to be installed in the grooves, wherein each of the light-emitting diodes includes: a main body; and a first contact and a second contact, disposed on the main body, wherein the first contact and the second contact are respectively electrically connected to the substrate through the corresponding electrical contacts.
    Type: Application
    Filed: August 22, 2019
    Publication date: December 12, 2019
    Inventors: Chun-Hsien LIN, Ming-Chang LIN, Tzu-Min YAN, Tsau-Hua HSIEH, Tung-Kai LIU, Jui-Feng KO, Hui-Chieh WANG
  • Patent number: 10483434
    Abstract: A display device is provided. The display device includes a thin-film transistor substrate, a conductive pad disposed on the thin-film transistor substrate, and an adhesion film disposed on the conductive pad. The adhesion film includes a plurality of conductive particles. The display device also includes a light-emitting component disposed on the adhesion film. The light-emitting component includes a connection feature. The display device also includes a protection layer partially surrounding the light-emitting component. The connection feature of the light-emitting component has a lower portion not surrounded by the protection layer. The adhesion film has a thickness of T, one of the plurality of conductive particles has a diameter of d, the lower portion of the connection feature has a thickness of t, and 0<t?T?d.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: November 19, 2019
    Assignee: INNOLUX CORPORATION
    Inventors: Tung-Kai Liu, Tsau-Hua Hsieh, Hui-Chieh Wang, Shu-Ming Kuo, Ming-I Chao, Shun-Yuan Hu
  • Patent number: 10446752
    Abstract: A light-emitting diode display device includes a light-emitting diode and a substrate. The light-emitting diode includes a central axis, and the substrate includes a first connecting portion and a second connecting portion. The central axis is extended through the first connecting portion. The second connecting portion is disposed outside of the first connecting portion and is spaced apart from the first connecting portion by a distance which is greater than zero, and the first connecting portion and the second connecting portion are respectively electrically connected to the light-emitting diode.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: October 15, 2019
    Assignee: INNOLUX CORPORATION
    Inventors: Chun-Hsien Lin, Ming-Chang Lin, Tzu-Min Yan, Tsau-Hua Hsieh, Tung-Kai Liu, Jui-Feng Ko, Hui-Chieh Wang
  • Patent number: 10366910
    Abstract: The current disclosure provides a pickup and placing device including a control element, a substrate and a pickup structure. The substrate has an upper surface and a lower surface opposite to each other and a plurality of conductive via structures, wherein the conductive via structures are electrically connected to the control element. The pickup structure includes a plurality of pickup heads used for picking up or placing a plurality of light emitting diodes respectively. The pickup structure is disposed on the lower surface of the substrate or disposed in the substrate and extended outside the substrate, and the substrate is disposed between the control element and the pickup structure, wherein the pickup heads are electrically connected to the conductive via structures.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: July 30, 2019
    Assignee: Innolux Corporation
    Inventors: Tung-Kai Liu, Tsau-Hua Hsieh, Bo-Feng Chen, Hui-Chieh Wang
  • Publication number: 20190164854
    Abstract: A display device includes a substrate, a light-emitting element, and a transistor. The substrate has a top surface. The light-emitting element is disposed on the substrate. The transistor is disposed on the substrate, and includes a drain electrode, a gate electrode, and a semiconductor layer. The drain electrode is electrically connected to the light-emitting element. The semiconductor layer includes an overlapping portion overlapped with the gate electrode. The light-emitting element does not overlap with the overlapping portion along a direction perpendicular to the top surface of the substrate.
    Type: Application
    Filed: January 10, 2019
    Publication date: May 30, 2019
    Inventors: Tung-Kai LIU, Tsau-Hua HSIEH, Wei-Cheng CHU, Chun-Hsien LIN, Chandra LIUS, Ting-Kai HUNG, Kuan-Feng LEE, Ming-Chang LIN, Tzu-Min YAN, Hui-Chieh WANG
  • Patent number: 10217678
    Abstract: A display device includes a substrate, a first transistor, a second transistor and a conductive connection portion disposed on the substrate. The first transistor is electrically connected to the gate electrode of the second transistor through the conductive connection portion. An insulating layer is disposed on the conductive connection portion. A pixel electrode is disposed on the insulating layer and is electrically connected to the second transistor. The pixel electrode is at least partially overlapped with the conductive connection portion. A light-emitting element is disposed on the pixel electrode. The conductive connection portion and the pixel electrode form a capacitor. The capacitor has an equivalent permittivity and a thickness. The ratio of the equivalent permittivity to the thickness is in a range from 0.4*(1E+5)F/m^2 to 296.48*(1E+5)F/m^2.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: February 26, 2019
    Assignee: INNOLUX CORPORATION
    Inventors: Tung-Kai Liu, Tsau-Hua Hsieh, Wei-Cheng Chu, Chun-Hsien Lin, Chandra Lius, Ting-Kai Hung, Kuan-Feng Lee, Ming-Chang Lin, Tzu-Min Yan, Hui-Chieh Wang
  • Publication number: 20190043843
    Abstract: Methods for manufacturing a display device are provided. The methods include providing a plurality of light-emitting units and a substrate. The methods also include transferring the light-emitting units to a transfer head. The methods further include attaching at least one of the plurality of light-emitting units on the transfer head to the substrate by a bonding process, wherein the transfer head and the substrate satisfy the following equation during the bonding process: 0?|?T1T2A(T)dT??T1T3E(T)dT|<0.01 wherein A(T) is the coefficient of thermal expansion of the transfer head, E(T) is the coefficient of thermal expansion of the substrate, T1 is room temperature, T2 is the temperature of the transfer head, and T3 is the temperature of the substrate.
    Type: Application
    Filed: July 6, 2018
    Publication date: February 7, 2019
    Inventors: Tung-Kai LIU, Tsau-Hua HSIEH, Fang-Ying LIN, Kai CHENG, Hui-Chieh WANG, Shun-Yuan HU
  • Publication number: 20190044023
    Abstract: A method for manufacturing a semiconductor device is provided. The method includes forming a plurality of light-emitting elements on a first substrate and forming a first pattern array on a second substrate. The method also includes transferring the plurality of light-emitting elements from the first substrate to the second substrate. The method further includes forming the first pattern array on a third substrate. In addition, the method includes transferring the plurality of light-emitting elements from the second substrate to the third substrate. The method also includes forming a second pattern array on a fourth substrate. The method further includes transferring the plurality of light-emitting elements from the third substrate to the fourth substrate. The pitch between the plurality of light-emitting elements on the first substrate is different than the pitch of the first pattern array.
    Type: Application
    Filed: June 7, 2018
    Publication date: February 7, 2019
    Inventors: Kai CHENG, Tsau-Hua HSIEH, Fang-Ying LIN, Tung-Kai LIU, Hui-Chieh WANG, Chun-Hsien LIN, Jui-Feng KO
  • Patent number: 10177177
    Abstract: A display panel includes a TFT substrate, an opposite substrate and a display layer. A TFT of the TFT substrate has a drain. A first insulating layer has a first sub-layer and a second sub-layer disposed on the drain sequentially. The first sub-layer has a first opening with a first width. The second sub-layer has a second opening with a second width on the first opening. The first and second openings form a first via, and the second width is greater than the first width. A passivation layer is disposed on the first insulating layer. A second insulating layer is disposed on the passivation layer. A pixel electrode layer is disposed on the second insulating layer and disposed in the first via to connect the drain. The display layer is disposed between the TFT substrate and the opposite substrate.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: January 8, 2019
    Assignee: INNOLUX CORPORATION
    Inventors: Kuan-Feng Lee, Hui-Chieh Wang
  • Publication number: 20180190876
    Abstract: A display device is provided. The display device includes a thin-film transistor substrate, a conductive pad disposed on the thin-film transistor substrate, and an adhesion film disposed on the conductive pad. The adhesion film includes a plurality of conductive particles. The display device also includes a light-emitting component disposed on the adhesion film. The light-emitting component includes a connection feature. The display device also includes a protection layer partially surrounding the light-emitting component. The connection feature of the light-emitting component has a lower portion not surrounded by the protection layer. The adhesion film has a thickness of T, one of the plurality of conductive particles has a diameter of d, the lower portion of the connection feature has a thickness of t, and 0<t?T?d.
    Type: Application
    Filed: July 26, 2017
    Publication date: July 5, 2018
    Inventors: Tung-Kai LIU, Tsau-Hua HSIEH, Hui-Chieh WANG, Shu-Ming KUO, Ming-I CHAO, Shun-Yuan HU
  • Publication number: 20180040822
    Abstract: A light-emitting diode display device includes a light-emitting diode and a substrate. The light-emitting diode includes a central axis, and the substrate includes a first connecting portion and a second connecting portion. The central axis is extended through the first connecting portion. The second connecting portion is disposed outside of the first connecting portion and is spaced apart from the first connecting portion by a distance which is greater than zero, and the first connecting portion and the second connecting portion are respectively electrically connected to the light-emitting diode.
    Type: Application
    Filed: July 28, 2017
    Publication date: February 8, 2018
    Inventors: Chun-Hsien LIN, Ming-Chang LIN, Tzu-Min YAN, Tsau-Hua HSIEH, Tung-Kai LIU, Jui-Feng KO, Hui-Chieh WANG
  • Publication number: 20170358503
    Abstract: A display device includes a substrate, a first transistor, a second transistor and a conductive connection portion disposed on the substrate. The first transistor is electrically connected to the gate electrode of the second transistor through the conductive connection portion. An insulating layer is disposed on the conductive connection portion. A pixel electrode is disposed on the insulating layer and is electrically connected to the second transistor. The pixel electrode is at least partially overlapped with the conductive connection portion. A light-emitting element is disposed on the pixel electrode. The conductive connection portion and the pixel electrode form a capacitor. The capacitor has an equivalent permittivity and a thickness. The ratio of the equivalent permittivity to the thickness is in a range from 0.4*(1E+5)F/m?2 to 296.48*(1E+5)F/m?2.
    Type: Application
    Filed: June 8, 2017
    Publication date: December 14, 2017
    Inventors: Tung-Kai LIU, Tsau-Hua HSIEH, Wei-Cheng CHU, Chun-Hsien LIN, Chandra LIUS, Ting-Kai HUNG, Kuan-Feng LEE, Ming-Chang LIN, Tzu-Min YAN, Hui-Chieh WANG