Patents by Inventor Hsi-Hsuan Yen

Hsi-Hsuan Yen 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: 9985074
    Abstract: A light-emitting device is introduced herein. The light-emitting device comprises a first light-generating active layer and a second light-generating active layer stacked in a vertical direction on a substrate wherein the first light-generating active layer and the second light-generating active layer emit light having substantially the same wavelength, and wherein the substrate, the first light-generating active layer, and the second light-generating active layer are formed together in a chip.
    Type: Grant
    Filed: November 7, 2016
    Date of Patent: May 29, 2018
    Assignee: EPISTAR CORPORATION
    Inventors: Wen-Yung Yeh, Yu-Chen Yu, Hsi-Hsuan Yen, Jui-Ying Lin
  • Patent number: 9865671
    Abstract: An organic light-emitting device includes a first substrate, a light-emitting structure layer, a first electrode layer, a second electrode layer, a second substrate, first conduction members, a second conduction member and protection structures. The light-emitting structure layer is disposed on the first substrate. The first electrode layer is disposed on the light-emitting structure layer and includes pad-like patterns. The second electrode layer is disposed between the light-emitting structure layer and the first substrate. The second substrate is adhered on the first electrode layer and includes a first circuit and a second circuit. The first circuit includes a continuous pattern and contact portions. The first conduction members are connected between the first circuit and the first electrode layer. The second conduction member is connected between the second circuit and the second electrode layer.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: January 9, 2018
    Assignee: Industrial Technology Research Institute
    Inventors: Hsi-Hsuan Yen, Wen-Yung Yeh, Je-Ping Hu, Yuan-Shan Chung, Chih-Ming Lai, Hsuan-Yu Lin, Wen-Hong Liu, Hsin-Chu Chen, Chun-Ting Liu
  • Patent number: 9680123
    Abstract: A light emitting device including a substrate, a first electrode structure, an organic light emitting structure and a second electrode structure is provided. The first electrode structure includes a first transparent conductive layer, a patterned conductive layer and a second transparent conductive layer disposed on the substrate in sequence, so that the patterned conductive layer is interposed between the second transparent conductive layer and the first transparent conductive layer in a thickness direction of the substrate. The organic light emitting structure and the second electrode structure are disposed on the substrate, and the organic light emitting structure is located between the first electrode structure and the second electrode structure in the thickness direction of the substrate. An electrode structure and a manufacturing method thereof are also provided.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: June 13, 2017
    Assignee: Industrial Technology Research Institute
    Inventors: Chang-Ying Chen, Hsi-Hsuan Yen, Chun-Ting Liu
  • Publication number: 20170069680
    Abstract: A light-emitting device is introduced herein. The light-emitting device comprises a first light-generating active layer and a second light-generating active layer stacked in a vertical direction on a substrate wherein the first light-generating active layer and the second light-generating active layer emit light having substantially the same wavelength, and wherein the substrate, the first light-generating active layer, and the second light-generating active layer are formed together in a chip.
    Type: Application
    Filed: November 7, 2016
    Publication date: March 9, 2017
    Inventors: Wen-Yung Yeh, Yu-Chen Yu, Hsi-Hsuan Yen, Jui-Ying Lin
  • Publication number: 20170069703
    Abstract: An organic light-emitting device includes a first substrate, a light-emitting structure layer, a first electrode layer, a second electrode layer, a second substrate, first conduction members, a second conduction member and protection structures. The light-emitting structure layer is disposed on the first substrate. The first electrode layer is disposed on the light-emitting structure layer and includes pad-like patterns. The second electrode layer is disposed between the light-emitting structure layer and the first substrate. The second substrate is adhered on the first electrode layer and includes a first circuit and a second circuit. The first circuit includes a continuous pattern and contact portions. The first conduction members are connected between the first circuit and the first electrode layer. The second conduction member is connected between the second circuit and the second electrode layer.
    Type: Application
    Filed: September 2, 2016
    Publication date: March 9, 2017
    Applicant: Industrial Technology Research Institute
    Inventors: Hsi-Hsuan Yen, Wen-Yung Yeh, Je-Ping Hu, Yuan-Shan Chung, Chih-Ming Lai, Hsuan-Yu Lin, Wen-Hong Liu, Hsin-Chu Chen, Chun-Ting Liu
  • Patent number: 9570712
    Abstract: An organic light-emitting module including a light-transmissive substrate, a light extracting structure, a first electrode, an organic light-emitting stack, a second electrode, and a transparent carrying board is provided. The light-transmissive substrate has an index of refraction greater than 1.5 and has a first surface and a second surface opposite to the first surface. The light extracting structure is disposed at the first surface. The first electrode is disposed on the second surface of the light-transmissive substrate. The organic light-emitting stack is disposed on the first electrode. The second electrode is disposed on the organic light-emitting stack. The transparent carrying board is connected with the light extracting structure. A minimum distance between the light extracting structure and the transparent carrying board is less than or equal to 125 ?m.
    Type: Grant
    Filed: July 31, 2014
    Date of Patent: February 14, 2017
    Assignee: Industrial Technology Research Institute
    Inventors: Wen-Yung Yeh, Hsi-Hsuan Yen, Chen-Kun Chen
  • Patent number: 9490234
    Abstract: A light-emitting system is introduced herein. The light-emitting system includes an insulating substrate and a plurality of light-emitting units electrically-connected on the insulating substrate. Each of the plurality of light-emitting units includes a plurality of light-emitting diodes arranged as a bridge rectifier. A first part of the plurality of light-emitting diodes emits light during positive half cycles of an AC power signal. A second part of the plurality of light-emitting diodes emits light during negative half cycles of the AC power signal. The third part of the plurality of light-emitting diodes comprising at least one light-emitting diode emits light during both the positive half cycles and the negative half cycles of the AC power signal, wherein the plurality of light-emitting units including the plurality of light-emitting diodes arranged as a bridge rectifier is formed together in a light-emitting chip.
    Type: Grant
    Filed: December 9, 2010
    Date of Patent: November 8, 2016
    Assignee: EPISTAR CORPORATION
    Inventors: Wen-Yung Yeh, Yu-Chen Yu, Hsi-Hsuan Yen, Jui-Ying Lin
  • Publication number: 20160172618
    Abstract: A light emitting device including a substrate, a first electrode structure, an organic light emitting structure and a second electrode structure is provided. The first electrode structure includes a first transparent conductive layer, a patterned conductive layer and a second transparent conductive layer disposed on the substrate in sequence, so that the patterned conductive layer is interposed between the second transparent conductive layer and the first transparent conductive layer in a thickness direction of the substrate. The organic light emitting structure and the second electrode structure are disposed on the substrate, and the organic light emitting structure is located between the first electrode structure and the second electrode structure in the thickness direction of the substrate. An electrode structure and a manufacturing method thereof are also provided.
    Type: Application
    Filed: November 30, 2015
    Publication date: June 16, 2016
    Inventors: Chang-Ying Chen, Hsi-Hsuan Yen, Chun-Ting Liu
  • Patent number: 9281451
    Abstract: A fabricating method of light emitting element. A substrate is provided. A plurality of first concaves and a plurality of second concaves are formed on the substrate, wherein a volume of each first concave is different from a volume of each second concave. A plurality of first light emitting diode chips and a plurality of second light emitting diode chips are provided, wherein a volume of each first light emitting diode chip is corresponding to the volume of each first concave, and a volume of each second light emitting diode chip is corresponding to the volume of each second concave. The first light emitting diode chips are moved onto the substrate such that the first light emitting diode chips go into the first concaves, and the second light emitting diode chips are moved onto the substrate such that the second light emitting diode chips go into the first concaves.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: March 8, 2016
    Assignee: Industrial Technology Research Institute
    Inventors: Wen-Yung Yeh, Kuo-Tung Tiao, Chia-Hsin Chao, Hsi-Hsuan Yen, Ming-Hsien Wu, Jui-Ying Lin, Ying-Chien Chu
  • Publication number: 20160036006
    Abstract: An organic light-emitting module including a light-transmissive substrate, a light extracting structure, a first electrode, an organic light-emitting stack, a second electrode, and a transparent carrying board is provided. The light-transmissive substrate has an index of refraction greater than 1.5 and has a first surface and a second surface opposite to the first surface. The light extracting structure is disposed at the first surface. The first electrode is disposed on the second surface of the light-transmissive substrate. The organic light-emitting stack is disposed on the first electrode. The second electrode is disposed on the organic light-emitting stack. The transparent carrying board is connected with the light extracting structure. A minimum distance between the light extracting structure and the transparent carrying board is less than or equal to 125 ?m.
    Type: Application
    Filed: July 31, 2014
    Publication date: February 4, 2016
    Inventors: Wen-Yung Yeh, Hsi-Hsuan Yen, Chen-Kun Chen
  • Patent number: 9093292
    Abstract: A light-emitting system includes a first and second power input terminals; for receiving an AC power input to the light-emitting system; a first, second, third, and fourth light-emitting-diode groups each having at least one light-emitting diode; a first circuit path having at least one light-emitting diode from each of the first and second light-emitting-diode groups, with the light-emitting diodes coupled serially and emitting light during a positive power cycle; and a second circuit path having at least one light-emitting diode from each of the third and fourth light-emitting-diode groups, with the light-emitting diodes coupled serially and emitting light during a negative power cycle. The second light-emitting-diode group and the third light-emitting-diode group share at least one common light-emitting diode, The first and second power input terminals, the first, second, third, and fourth light-emitting-diode groups, and the first and second circuit paths may belong to a single chip light-emitting system.
    Type: Grant
    Filed: October 29, 2010
    Date of Patent: July 28, 2015
    Assignee: EPISTAR CORPORATION
    Inventors: Wen-Yung Yeh, Yu-Chen Yu, Hsi-Hsuan Yen, Jui-Ying Lin
  • Publication number: 20150200381
    Abstract: An organic light emitting device (OLED) is provided, comprising a first electrode and a second electrode disposed oppositely, and an organic light emitting (EL) layer formed between the first electrode and the second electrode, wherein the EL layer comprises at least one organic light emitting material. In one embodiment, the EL layer is a dipole controlled organic light emitting layer, and the longest axes of organic molecules of the organic light emitting material or exciton dipole moments of the organic molecules are anisotropically oriented, such as arranged as an anisotropic array, for decreasing the possibility of exciton energy directly coupled into the cathode. In an alternative embodiment, a periodic array of nano-grating structure is formed between the first and second electrodes for decreasing the possibility of propagation of the TM polarized light. Accordingly, the light efficiency of the OLED is significantly improved.
    Type: Application
    Filed: July 29, 2014
    Publication date: July 16, 2015
    Inventors: Chun-Ting LIU, Wen-Yung YEH, Hsi-Hsuan YEN
  • Patent number: 9070573
    Abstract: A light-emitting system comprises: a first power input terminal and a second power input terminal; an insulating substrate; a first light-emitting-diode string formed on the insulating substrate comprising at least three light-emitting diodes placed sequentially in a first direction to allow a current flow through the at least three light-emitting diodes of the first light-emitting-diode string generally in the first direction; a second light-emitting-diode string formed on the insulating substrate comprising at least three light-emitting diodes placed sequentially in a second direction to allow a current flow through the at least three light-emitting diodes of the second light-emitting-diode string generally in the second direction; a third light-emitting-diode string comprising at least three light-emitting diodes placed sequentially in a third direction to allow a current flow through the at least three light-emitting diodes of the third light-emitting-diode string generally in the third direction.
    Type: Grant
    Filed: October 29, 2010
    Date of Patent: June 30, 2015
    Assignee: EPISTAR CORPORATION
    Inventors: Wen-Yung Yeh, Yu-Chen Yu, Hsi-Hsuan Yen, Jui-Ying Lin
  • Patent number: 8704241
    Abstract: A light-emitting system includes a first power input terminal and a second power input terminal and five rectifying devices coupled between the two power input terminals. The first and second power input terminals may receive an external power input. The first rectifying device is coupled between the first power input terminal and a first intermediate contact. The second rectifying device is coupled between the second power input terminal and the first intermediate contact. The third rectifying device is coupled between a second intermediate contact and the second power input terminal. The fourth rectifying device is coupled between the second intermediate contact and the first power input terminal. The fifth rectifying device is coupled between the first intermediate contact and the second intermediate contact. The fifth rectifying device is configured to allow a current flow from the first intermediate contact to the second intermediate contact and to emit light in response to the current flow.
    Type: Grant
    Filed: October 7, 2008
    Date of Patent: April 22, 2014
    Assignee: Epistar Corporation
    Inventors: Wen-Yung Yeh, Yu-Chen Yu, Hsi-Hsuan Yen, Jui-Ying Lin
  • Patent number: 8624274
    Abstract: A method for forming a pixel of an LED light source is provided. The method includes: forming a first layer on a first substrate; forming a second layer and a first light-emitting active layer on the first layer; forming a first intermediate layer on the second layer; forming a third layer on a second substrate; forming a fourth layer and a second light-emitting active layer on the third layer; placing the third layer, the fourth layer, and the second light-emitting active layer on the first intermediate layer, wherein the first light-emitting active layer and the second light-emitting active layer emit different colors of light. A method for forming a plurality of light-emitting diode pixels arranged in a two-dimensional array is also provided.
    Type: Grant
    Filed: August 22, 2011
    Date of Patent: January 7, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Han-Tsung Hsueh, Hsi-Hsuan Yen, Wen-Yung Yeh, Mu-Tao Chu
  • Patent number: 8573784
    Abstract: A projection apparatus is provided. The projection apparatus includes a light-emitting unit array, an optical sensor, and a control unit. The light-emitting unit array is for emitting an image beam. The optical sensor is for detecting electromagnetic waves so as to generate a signal. The control unit is electrically coupled to the light-emitting unit array and the optical sensor for controlling emission of the light-emitting unit array according to the signal from the optical sensor.
    Type: Grant
    Filed: August 18, 2011
    Date of Patent: November 5, 2013
    Assignee: Industrial Technology Research Institute
    Inventors: Wen-Yung Yeh, Chia-Hsin Chao, Yu-Hung Chuang, Chia-Ling Li, Chun-Feng Lai, Hsi-Hsuan Yen, Sheng-Chieh Tai, Kuang-Yu Tai, Tse-Peng Chen
  • Patent number: 8503500
    Abstract: A light emitting device and the fabrication method includes forming one or more light emitting modules on a substrate. The light emitting module receives an alternating current input and has at least two micro diodes. Each micro diode has at least two active layers and is electrically connected by a conductive structure so as to allow the active layers of the micro diodes to alternately emit light during positive and negative cycles of the alternating-current input.
    Type: Grant
    Filed: January 28, 2008
    Date of Patent: August 6, 2013
    Assignee: Epistar Corporation
    Inventors: Ming-Te Lin, Hsi-Hsuan Yen, Wen-Yung Yeh, Ming-Yao Lin, Sheng-Pan Huang
  • Patent number: 8487321
    Abstract: An alternating current (AC) light emitting assembly and an AC light emitting device are disclosed. The AC light emitting assembly includes a substrate; a rectifier unit comprising a plurality of rectifier components arranged in a Wheatstone Bridge, for rectifying an AC signal into a direct current (DC) signal, each of the rectifier components having a high breakdown voltage and a low forward voltage; a light emitting unit electrically connected to the rectifier unit and comprising a plurality of light emitting components formed on the substrate, for emitting light when receiving the DC signal outputted by the rectifier unit; and two conductive electrodes electrically connected to the rectifier unit for receiving and transmitting the AC signal to the rectifier unit. The AC light emitting device includes two stacked and electrically connected AC light emitting assemblies.
    Type: Grant
    Filed: December 12, 2006
    Date of Patent: July 16, 2013
    Assignee: Epistar Corporation
    Inventors: Hsi-Hsuan Yen, Jim-Yong Chi, Wen-Yung Yeh, Ting-Chi Lee, Ming-Te Lin, Sheng-Pan Huang
  • Publication number: 20120326185
    Abstract: A light emitting device including a carrying element having two electric conductors connectable to a power source, a light emitting element disposed on the carrying element and electrically connected to the two electric conductors, and at least one correction element electrically connected to the light emitting element, wherein the light emitting element is adapted to provide a light source upon connection of the two electric conductors with the power source, and the at least one correction element allows the light emitting element to have functions of temperature compensation, voltage correction, or surge absorption.
    Type: Application
    Filed: June 22, 2012
    Publication date: December 27, 2012
    Applicant: EPISTAR CORPORATION
    Inventors: Ming-Te LIN, Hsi-Hsuan YEN, Ming-Yao LIN, Wen-Yung Yeh, Chia-Chang KUO, Sheng Pan HUANG, Min Hsun HSIEH, Chien Yuan WANG
  • Patent number: 8338837
    Abstract: A light emitting device includes a plurality of micro diodes, which are electrically connected to constitute a bridge rectifier circuit. Each branch of the bridge rectifier circuit includes a single micro diode or a plurality of micro diodes. The light emitting device is electrically connected to an AC power source, which alternately drives the light emitting device in two current loops. Therefore, the micro diodes in two current loops of the bridge rectifier circuit emit light by turns.
    Type: Grant
    Filed: June 7, 2010
    Date of Patent: December 25, 2012
    Assignee: Epistar Corporation
    Inventors: Wen-Yung Yeh, Hsi-Hsuan Yen, Tse-Peng Chen