Patents by Inventor Yu-Yang Chang

Yu-Yang Chang 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: 20170153467
    Abstract: A wireless controlling PDLC smart window is provided. The smart window comprises a composite layer, a control device, a wireless receiver unit and a wireless emitter unit. The control device is connected electrically with the composite layer. The wireless receiver unit is connected electrically with the control device. The wireless emitter unit is coupled to the wireless receiver unit. The wireless emitter unit may emit a message of control operation to the wireless receiver unit. The message is transmitted from the wireless receiver unit to the control device. The control device may drive the composite layer to display information or pattern after the massage is processed.
    Type: Application
    Filed: August 26, 2016
    Publication date: June 1, 2017
    Inventors: Yu-Yang CHANG, Shiou-Ming LIU, Te-Liang YU, Fu-Tien KU, Ding-Kuo DING
  • Publication number: 20170152702
    Abstract: The invention provides a smart window. The smart window comprises at least one composite layer comprising: a first soft resin sheet, a first transparent conductive layer, a second soft resin sheet, a second transparent conductive layer and a first PDLC layer. The first and second transparent conductive layers are etched to form circuit regions with different patterns, and first leads and second leads on the circuit regions are electrically connected with an external electrically driving device. The first PDLC layer is driven to present different patterns by an electric field controlled by a signal instruction of the external electrically driving device.
    Type: Application
    Filed: January 27, 2016
    Publication date: June 1, 2017
    Inventors: Yu-Yang CHANG, Shiou-Ming LIU, Te-Liang YU, Fu-Tien KU
  • Publication number: 20170075153
    Abstract: The invention provides an optical composite layer structure with a built-in touch sensitive polymer dispersed liquid crystal (PDLC) structure. The optical composite layer structure comprises an upper transparent substrate, a lower transparent substrate, an upper transparent conductive layer, a lower transparent conductive layer and a PDLC layer. A PDLC circuit and a touch sensitive circuit are provided on the upper and lower transparent conductive layers. A cable region that is electrically connected to external soft circuit cables is provided at an end of the upper transparent conductive layer and the lower transparent conductive layer to electrically connect to an external control unit. With a touch sensitive operation of a touch sensitive circuit of the optical composite layer structure, a signal instruction is provided to the control unit. The corresponding PDLC circuit may drive the corresponding regions of PDLC layer to conduct the change of light transmission of local region.
    Type: Application
    Filed: December 2, 2015
    Publication date: March 16, 2017
    Inventors: Te-Fong CHAN, Fu-Tien KU, Shiou-Ming LIU, Yu-Yang CHANG, Te-Liang YU
  • Publication number: 20170059913
    Abstract: The invention provides an optical composite layer structure. The optical composite layer structure comprises a polymer dispersed liquid crystal (PDLC) composite layer, a first optical adhesive layer and a touch sensitive composite layer, wherein the touch sensitive composite layer is attached to the PDLC composite layer by the first optical adhesive layer. The optical composite layer structure may be attached with a fixed light transmission substrate at a side surface or two side surfaces thereof. Each the PDLC composite layer and the touch sensitive composite layer may be connected electrically with external control units by soft cables. A touch sensitive operation of the touch sensitive composite layer is used to provide a signal instruction to the control unit. Accordingly, the corresponding PDLC circuit may drive the corresponding regions of the PDLC composite layer to conduct the change of light transmission of local region.
    Type: Application
    Filed: December 10, 2015
    Publication date: March 2, 2017
    Inventors: Fu-Tien KU, Shiou-Ming LIU, Ding-Kuo DING, Yu-Yang CHANG, Te-Liang YU
  • Patent number: 9496074
    Abstract: A laser etching method for a transparent conductive plate includes the steps as follows: providing a transparent conductive plate having a transparent conductive layer; continuingly emitting a plurality of laser beams to the transparent conductive layer, and controlling the center points of the laser beams to move in a front path and a rear path partially overlapping a beginning portion of the front path for forming an end connection groove connecting the beginning and the end thereof, or controlling the center points of the laser beams to move in a transverse path and a longitudinal path without overlapping the transverse path for forming a T-shaped groove, or controlling the center points of the laser beams to sequentially move in a first path, a curve path, and a second path substantially perpendicular to the first path for forming a curve groove.
    Type: Grant
    Filed: March 9, 2015
    Date of Patent: November 15, 2016
    Assignee: NANOBIT TECH. CO., LTD.
    Inventors: Yao-Zong Chen, Yu-Yang Chang, Shiou-Ming Liu, Chien-Rong Lu
  • Publication number: 20160203888
    Abstract: A laser etching method for a transparent conductive plate includes the steps as follows: providing a transparent conductive plate having a transparent conductive layer; continuingly emitting a plurality of laser beams to the transparent conductive layer, and controlling the center points of the laser beams to move in a front path and a rear path partially overlapping a beginning portion of the front path for forming an end connection groove connecting the beginning and the end thereof, or controlling the center points of the laser beams to move in a transverse path and a longitudinal path without overlapping the transverse path for forming a T-shaped groove, or controlling the center points of the laser beams to sequentially move in a first path, a curve path, and a second path substantially perpendicular to the first path for forming a curve groove.
    Type: Application
    Filed: March 9, 2015
    Publication date: July 14, 2016
    Inventors: YAO-ZONG CHEN, YU-YANG CHANG, SHIOU-MING LIU, CHIEN-RONG LU
  • Publication number: 20160121364
    Abstract: A baking method for metallic paste on transparent substrate first prepares a thin transparent substrate coated with metallic paste and the thin transparent substrate is arranged in roll-to-roll or in batch to a baking area of a baking device. A near-infrared light source with a predetermined distance with the baking area is provided, and the near-infrared light source irradiates a near-infrared light with predetermined wavelength to the thin transparent substrate for baking process. In baking operation, the thin transparent substrate is placed on the baking area for static baking or dynamic baking. The thin transparent substrate is then sent to a cooling stabilization area for normal cooling.
    Type: Application
    Filed: January 7, 2015
    Publication date: May 5, 2016
    Inventors: Shiou-Ming LIU, Yu-Yang CHANG, Shuei-Chuan WANG
  • Patent number: 9204557
    Abstract: An environmental sensitive electronic device package including a first substrate, a second substrate, an environmental sensitive electronic device, gas barrier structures, micro-structures, and a filler layer is provided. The second substrate is located above the first substrate. The environmental sensitive electronic device is located on the first substrate. The gas barrier structures may be located between the first substrate and the second substrate and surround the environmental sensitive electronic device. The gas barrier structures have a first height. The micro-structures may be located between the first substrate and the second substrate and have a second height. A ratio of the second height to the first height ranges from 1/250 to 1/100. The filler layer may be located between the first substrate and the second substrate and covers the gas barrier structures and the environmental sensitive electronic device.
    Type: Grant
    Filed: November 7, 2013
    Date of Patent: December 1, 2015
    Assignee: Industrial Technology Research Institute
    Inventors: Hsiao-Yen Lee, Yu-Yang Chang, Pao-Ming Tsai
  • Patent number: 9142797
    Abstract: A gas barrier substrate including a first gas barrier layer, a substrate, and a second gas barrier layer is provided. The first gas barrier layer has a central bonding surface bonded with the substrate and a peripheral boding surface surrounding the central bonding surface. The second gas barrier layer entirely covers the substrate and the first gas barrier layer. The second gas barrier layer is bonded with the substrate and the peripheral boding surface of the first gas barrier layer, wherein a minimum distance from an edge of the substrate to an edge of the first gas barrier layer is greater than a thickness of the first gas barrier layer.
    Type: Grant
    Filed: September 10, 2014
    Date of Patent: September 22, 2015
    Assignee: Industrial Technology Research Institute
    Inventors: Hsiao-Fen Wei, Liang-You Jiang, Pao-Ming Tsai, Yu-Yang Chang
  • Patent number: 8945821
    Abstract: The invention provides a method for patterning a flexible substrate. The method for patterning a flexible substrate includes providing a carrier substrate. A release layer is formed on the carrier substrate. A flexible substrate film is formed on the release layer. A plurality of UV blocking mask patterns is formed covering various portions of the flexible substrate film and the release layer. A UV lighting process is performed to expose the flexible substrate film and the release layer not covered by the UV blocking mask patterns, to a UV light. A debonding step is performed so that the various portions of the flexible substrate film directly above the various portions of the release layer, which were not exposed to the UV light, are separated from the carrier substrate.
    Type: Grant
    Filed: September 15, 2014
    Date of Patent: February 3, 2015
    Assignee: Industrial Technology Research Institute
    Inventors: Pao-Ming Tsai, Yu-Yang Chang, Liang-You Jiang, Yu-Jen Chen
  • Publication number: 20150027642
    Abstract: Method for isolating a flexible film from a support substrate and method for fabricating an electronic device are provided. The method for isolating a flexible film from a support substrate includes providing a substrate with a top surface. A surface treatment is subjected to the top surface of the substrate, forming a top surface with detachment characteristics. A flexible film is formed on the top surface with detachment characteristics. The flexible film within the top surface with detachment characteristics is cut and isolated.
    Type: Application
    Filed: October 8, 2014
    Publication date: January 29, 2015
    Inventors: Dong-Sen CHEN, Hsiao-Fen WEI, Liang-You JIANG, Yu-Yang CHANG
  • Patent number: 8932804
    Abstract: The invention provides a method for patterning a flexible substrate. The method for patterning a flexible substrate includes providing a carrier substrate. A release layer is formed on the carrier substrate. A flexible substrate film is formed on the release layer. A plurality of UV blocking mask patterns is formed covering various portions of the flexible substrate film and the release layer. A UV lighting process is performed to expose the flexible substrate film and the release layer not covered by the UV blocking mask patterns, to a UV light. A debonding step is performed so that the various portions of the flexible substrate film directly above the various portions of the release layer, which were not exposed to the UV light, are separated from the carrier substrate.
    Type: Grant
    Filed: September 15, 2014
    Date of Patent: January 13, 2015
    Assignee: Industrial Technology Research Institute
    Inventors: Pao-Ming Tsai, Yu-Yang Chang, Liang-You Jiang, Yu-Jen Chen
  • Publication number: 20150004549
    Abstract: The invention provides a method for patterning a flexible substrate. The method for patterning a flexible substrate includes providing a carrier substrate. A release layer is formed on the carrier substrate. A flexible substrate film is formed on the release layer. A plurality of UV blocking mask patterns is formed covering various portions of the flexible substrate film and the release layer. A UV lighting process is performed to expose the flexible substrate film and the release layer not covered by the UV blocking mask patterns, to a UV light. A debonding step is performed so that the various portions of the flexible substrate film directly above the various portions of the release layer, which were not exposed to the UV light, are separated from the carrier substrate.
    Type: Application
    Filed: September 15, 2014
    Publication date: January 1, 2015
    Inventors: Pao-Ming Tsai, Yu-Yang Chang, Liang-You Jiang, Yu-Jen Chen
  • Publication number: 20150004548
    Abstract: The invention provides a method for patterning a flexible substrate. The method for patterning a flexible substrate includes providing a carrier substrate. A release layer is formed on the carrier substrate. A flexible substrate film is formed on the release layer. A plurality of UV blocking mask patterns is formed covering various portions of the flexible substrate film and the release layer. A UV lighting process is performed to expose the flexible substrate film and the release layer not covered by the UV blocking mask patterns, to a UV light. A debonding step is performed so that the various portions of the flexible substrate film directly above the various portions of the release layer, which were not exposed to the UV light, are separated from the carrier substrate.
    Type: Application
    Filed: September 15, 2014
    Publication date: January 1, 2015
    Inventors: Pao-Ming Tsai, Yu-Yang Chang, Liang-You Jiang, Yu-Jen Chen
  • Publication number: 20140374736
    Abstract: A gas barrier substrate including a first gas barrier layer, a substrate, and a second gas barrier layer is provided. The first gas barrier layer has a central bonding surface bonded with the substrate and a peripheral boding surface surrounding the central bonding surface. The second gas barrier layer entirely covers the substrate and the first gas barrier layer. The second gas barrier layer is bonded with the substrate and the peripheral boding surface of the first gas barrier layer, wherein a minimum distance from an edge of the substrate to an edge of the first gas barrier layer is greater than a thickness of the first gas barrier layer.
    Type: Application
    Filed: September 10, 2014
    Publication date: December 25, 2014
    Inventors: Hsiao-Fen Wei, Liang-You Jiang, Pao-Ming Tsai, Yu-Yang Chang
  • Patent number: 8883053
    Abstract: Method for isolating a flexible film from a support substrate and method for fabricating an electronic device are provided. The method for isolating a flexible film from a support substrate includes providing a substrate with a top surface. A surface treatment is subjected to the top surface of the substrate, forming a top surface with detachment characteristics. A flexible film is formed on the top surface with detachment characteristics. The flexible film within the top surface with detachment characteristics is cut and isolated.
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: November 11, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Dong-Sen Chen, Hsiao-Fen Wei, Liang-You Jiang, Yu-Yang Chang
  • Patent number: 8864540
    Abstract: A gas barrier substrate including a first gas barrier layer, a substrate, and a second gas barrier layer is provided. The first gas barrier layer has a central bonding surface bonded with the substrate and a peripheral boding surface surrounding the central bonding surface. The second gas barrier layer entirely covers the substrate and the first gas barrier layer. The second gas barrier layer is bonded with the substrate and the peripheral boding surface of the first gas barrier layer, wherein a minimum distance from an edge of the substrate to an edge of the first gas barrier layer is greater than a thickness of the first gas barrier layer.
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: October 21, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Hsiao-Fen Wei, Liang-You Jiang, Pao-Ming Tsai, Yu-Yang Chang
  • Patent number: 8859055
    Abstract: The invention provides a method for patterning a flexible substrate. The method for patterning a flexible substrate includes providing a carrier substrate. A release layer is formed on the carrier substrate. A flexible substrate film is formed on the release layer. A plurality of UV blocking mask patterns is formed covering various portions of the flexible substrate film and the release layer. A UV lighting process is performed to expose the flexible substrate film and the release layer not covered by the UV blocking mask patterns, to a UV light. A debonding step is performed so that the various portions of the flexible substrate film directly above the various portions of the release layer, which were not exposed to the UV light, are separated from the carrier substrate.
    Type: Grant
    Filed: May 9, 2011
    Date of Patent: October 14, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Pao-Ming Tsai, Yu-Yang Chang, Liang-You Jiang, Yu-Jen Chen
  • Publication number: 20140267073
    Abstract: A touch panel comprises: a substrate, a transparent conductive layer and a conductive circuit layer. The transparent conductive layer is formed on a surface of the substrate, and the transparent conductive layer has a touch area and an un-touch area. The un-touch area has a plurality of barrier blocks arranged in a matrix, and the barrier blocks form a plurality of vertical and horizontal barrier slots. The conductive circuit layer is directly distributed on the barrier slots formed by the barrier blocks of the touch area, so as to increase the space to distributing circuits on the conductive circuit layer and save cost to manufacturing.
    Type: Application
    Filed: March 14, 2013
    Publication date: September 18, 2014
    Applicant: TECO Nanotech Co., Ltd.
    Inventors: Te-Fong CHAN, Ding-Kuo DING, Cheng-Chieh KAO, Yu-Yang CHANG, Yao-Zong Chen
  • Patent number: 8834655
    Abstract: A method for isolating a flexible substrate from a support substrate and method for fabricating a flexible electronic device are provided. The method for isolating a flexible substrate from a support substrate includes providing a flexible substrate with a bottom surface. A surface treatment is subjected to the bottom surface of the flexible substrate, forming a bottom surface with detachment characteristics. The flexible substrate is fixed on the support substrate by means of an adhesive layer, wherein the bottom surface with detachment characteristics faces the support substrate. The flexible substrate is cut and isolated from the support substrate.
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: September 16, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Liang-You Jiang, Janglin Chen, Yu-Yang Chang, Dong-Sen Chen