Patents by Inventor Kuan-Yung Liao

Kuan-Yung Liao 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: 20210296547
    Abstract: A micro light emitting diode display panel is provided, which includes a substrate, a plurality of first signal lines, a plurality of transparent conductive patterns, a plurality of metal conductive patterns, a plurality of first pads, a plurality of second pads, and a plurality of micro light emitting diode devices. The first signal lines are disposed on the substrate. The transparent conductive patterns are separately distributed on the substrate. The metal conductive patterns and the transparent conductive patterns are alternately arranged on the substrate. The metal conductive patterns are electrically connected between the transparent conductive patterns. The first pads are respectively connected to the first signal lines. The second pads are electrically connected to the transparent conductive patterns. Each of the micro light emitting diode devices is electrically bonded to one of the first pads and one of the second pads.
    Type: Application
    Filed: November 23, 2020
    Publication date: September 23, 2021
    Applicant: PlayNitride Display Co., Ltd.
    Inventors: Yin-En Wu, Kuan-Yung Liao
  • Publication number: 20210225817
    Abstract: A micro LED display panel includes a driving substrate and a plurality of micro light emitting diodes (LEDs). The driving substrate has a plurality of pixel regions. Each of the pixel regions includes a plurality of sub-pixel regions. The micro LEDs are located on the driving substrate. At least one of the sub-pixel regions is provided with two micro LEDs of the micro LEDs electrically connected in series, and a dominant wavelength of the two micro LEDs is within a wavelength range of a specific color light. In a repaired sub-pixel region of the sub-pixel regions, only one of the two micro LEDs emits light. In a normal sub-pixel region of the sub-pixel regions, both of the two micro LEDs emit light.
    Type: Application
    Filed: April 6, 2021
    Publication date: July 22, 2021
    Applicant: PlayNitride Inc.
    Inventors: Kuan-Yung Liao, Ching-Liang Lin, Yun-Li Li, Yu-Chu Li
  • Publication number: 20200393724
    Abstract: A display apparatus including a first display surface and a second display surface opposite to each other is provided. The display apparatus includes a reflective display panel and a micro light-emitting diode (LED) panel. The reflective display panel is provided with the first display surface and a visible light transmittance of the reflective display panel is higher than 30%. The micro LED panel is disposed overlapping with the reflective display panel and provided with the second display surface. The micro LED panel includes a drive circuit layer and a plurality of micro LED elements. The drive circuit layer is located between the reflective display panel and the second display surface. The micro LED elements are electrically bonded to the drive circuit layer. A visible light transmittance of the micro LED panel is higher than 50%.
    Type: Application
    Filed: June 3, 2020
    Publication date: December 17, 2020
    Applicant: PlayNitride Display Co., Ltd.
    Inventors: Yun-Li Li, Kuan-Yung Liao
  • Publication number: 20200393734
    Abstract: A display apparatus including a reflective display panel and a micro light-emitting diode panel is provided. The display apparatus has a display surface and the reflective display panel has a reflective surface. The micro light-emitting diode panel is overlapped with the reflective display panel and includes a driving circuit layer and a plurality of light-emitting diode devices. The driving circuit layer is positioned between the reflective display panel and the display surface. The micro light-emitting diode devices are electrically bonded to the driving circuit layer. The display surface and the reflective surface are respectively disposed on two opposite sides of the micro light-emitting diode devices and the transmittance of the micro light-emitting diode panel within a wavelength range of visible light is higher than 50%.
    Type: Application
    Filed: June 12, 2020
    Publication date: December 17, 2020
    Applicant: PlayNitride Display Co., Ltd.
    Inventors: Yun-Li Li, Kuan-Yung Liao
  • Patent number: 10763302
    Abstract: A display panel and a repairing method thereof. The display panel includes micro LEDs and a circuit substrate. The circuit substrate includes first wires, second wires and connecting circuits. Respective one of the connecting circuits is configured to be electrically connected to respective one of the micro LEDs. Each of the connecting circuits includes a first pad, a second pad, a third pad and a connecting wire. The first pad is configured to be electrically connected to the corresponding micro LED and one of the first wires. The first and second pads are separated by a first gap. The second pad is configured to be electrically connected to one of the second wires. The second and third pads are separated by a second gap. The connecting wire is connected to the second pad and the third pad.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: September 1, 2020
    Assignee: PLAYNITRIDE INC.
    Inventors: Kuan-Yung Liao, Yun-Li Li, Yu-Chu Li, Chih-Ling Wu, Ching-Liang Lin, Pai-Yang Tsai
  • Publication number: 20190157340
    Abstract: A display panel and a repairing method thereof. The display panel includes micro LEDs and a circuit substrate. The circuit substrate includes first wires, second wires and connecting circuits. Respective one of the connecting circuits is configured to be electrically connected to respective one of the micro LEDs. Each of the connecting circuits includes a first pad, a second pad, a third pad and a connecting wire. The first pad is configured to be electrically connected to the corresponding micro LED and one of the first wires. The first and second pads are separated by a first gap. The second pad is configured to be electrically connected to one of the second wires. The second and third pads are separated by a second gap. The connecting wire is connected to the second pad and the third pad.
    Type: Application
    Filed: November 15, 2018
    Publication date: May 23, 2019
    Applicant: PLAYNITRIDE INC.
    Inventors: Kuan-Yung LIAO, Yun-Li LI, Yu-Chu LI, Chih-Ling WU, Ching-Liang LIN, Pai-Yang TSAI
  • Patent number: 10260725
    Abstract: A light emitting device includes a heat dissipation casing and an LED module. The heat dissipation casing includes an upper cover, a lower cover and a plurality of side covers. The upper cover has a plurality of first holes. The lower cover and the upper cover are opposite to each other. The side covers are connected to the upper cover and the lower cover, wherein there are at least two chamfered surfaces between the at least two side covers and the upper cover, and the chamfered surfaces have a plurality of second holes. The LED module is disposed inside the heat dissipation casing and located on the lower cover. The LED module has a light emitting surface, and the light emitting surface and the first and the second holes are respectively located on opposite sides of the LED module.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: April 16, 2019
    Assignee: PlayNitride Inc.
    Inventors: Jun-Yu Lin, Wen-Jie Lu, Kuan-Yung Liao, Sheng-Yuan Sun
  • Publication number: 20190013297
    Abstract: A display panel including a substrate, a buffer insulating layer, a plurality of pads, and a plurality of light emitting diodes is provided. The substrate has a display area and a peripheral area adjacent to the display area. The buffer insulating layer is disposed on the substrate. The Young's modulus of the buffer insulating layer is less than 10 GPa. The pads are located on the buffer insulating layer and disposed on the display area of the substrate. The light emitting diodes are electrically connected to the pads and bonding to the display area of the substrate by the pads. The buffer insulating layer is located between the light emitting diodes and the substrate. A normal projection of the light emitting diodes on the substrate is at least partially overlapped with a normal projection of the buffer insulating layer on the substrate.
    Type: Application
    Filed: July 4, 2018
    Publication date: January 10, 2019
    Applicant: PlayNitride Inc.
    Inventors: Yu-Hung Lai, Kuan-Yung Liao, Sheng-Chieh Liang
  • Publication number: 20180374828
    Abstract: A display panel includes a driving substrate and a plurality of micro light emitting diodes (LEDs). The driving substrate has a plurality of pixel regions. The micro LEDs are located on the driving substrate and arranged apart from each other. The micro LEDs at least includes a plurality of first micro LEDs and a plurality of second micro LEDs. Each of the pixel regions is at least provided with one first micro LED and one second micro LED, and the first micro LED and the second micro LED are electrically connected in series.
    Type: Application
    Filed: June 26, 2018
    Publication date: December 27, 2018
    Applicant: PlayNitride Inc.
    Inventors: Kuan-Yung Liao, Ching-Liang Lin, Yun-Li Li, Yu-Chu Li
  • Patent number: 10146358
    Abstract: A touch sensing display including a carrier, a plurality of light emitting devices arranged in an array on the carrier, a driving unit electrically connected to the light emitting devices and a processing unit electrically connected to the light emitting devices and the driving unit is provided. The driving unit is configured to control the light emitting devices, so as to make a first part of the light emitting devices emit a first light. A second part of the light emitting devices are configured to receive a second light which is related to an object, and the processing unit is configured to determine a location of the object touching or approaching the carrier according to the electrical changes generated by the light emitting devices, which sense the second light, of the second part.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: December 4, 2018
    Assignee: PlayNitride Inc.
    Inventors: Yun-Li Li, Kuan-Yung Liao, Po-Jen Su
  • Patent number: 10125950
    Abstract: An optical module including a reflecting component, a plurality of first light sources and a wavelength conversion body is provided. The reflecting component has a main axis and a focal point located on the main axis. The first light sources are located at one side of the reflecting component and each of the first light sources emits a first light parallel to the main axis towards the reflecting component. The wavelength conversion body is disposed on the focal point, wherein the first lights are reflected to the focal point via the reflecting component and a part of the first lights are converted to a second light via the wavelength conversion body. The second light and another part of the first lights are projected to the reflecting component and form a light beam parallel to the main axis via reflection by the reflecting component.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: November 13, 2018
    Assignee: PlayNitride Inc.
    Inventors: Kuan-Yung Liao, Yun-Li Li, Gwo-Jiun Sheu, Sheng-Yuan Sun, Po-Jen Su, Jun-Yu Lin
  • Patent number: 10047917
    Abstract: A light-emitting module including a light emitting component, a heat dissipation element, and a light-converting component is provided. The light-emitting component is adapted to emit a light beam. The heat dissipation element is disposed at one side of the light-emitting component, wherein the heat dissipation element has a light through hole and the light through hole is located at a transmission path of the light beam. The light-converting component is connected to the heat dissipation element and covers the light through hole.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: August 14, 2018
    Assignee: PlayNitride Inc.
    Inventors: Yun-Li Li, Gwo-Jiun Sheu, Kuan-Yung Liao, Po-Jen Su, Jun-Yu Lin, Sheng-Yuan Sun
  • Patent number: 10047918
    Abstract: An optical module including a light source, an adjustable reflector and a wavelength conversion set is provided. The adjustable reflector is disposed in a light path of light emitted from the light source and adaptable to adjust between a first position and a second position. The wavelength conversion set includes a first wavelength conversion member and a second wavelength conversion member. When the adjustable reflector is at the first position, light emitted from the light source is reflected to the first wavelength conversion member by the adjustable reflector. When the adjustable reflector is at the second position, light emitted from the light source is reflected to the second wavelength conversion member by the adjustable reflector.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: August 14, 2018
    Assignee: PlayNitride Inc.
    Inventors: Po-Jen Su, Gwo-Jiun Sheu, Kuan-Yung Liao, Sheng-Yuan Sun
  • Publication number: 20180190882
    Abstract: A flip chip light emitting diode package structure includes a package carrier, a light guiding unit and at least one light emitting unit. The light guiding unit and the light emitting unit are disposed on the package carrier, and the light emitting unit is located between the light guiding unit and the package carrier. A horizontal projection area of the light guiding unit is greater than that of the light emitting unit. The light emitting unit is adapted to emit a light beam, and the light beam enters the light guiding unit and emits from an upper surface of the light guiding unit away from the light emitting unit.
    Type: Application
    Filed: February 28, 2018
    Publication date: July 5, 2018
    Applicant: Genesis Photonics Inc.
    Inventors: Jing-En Huang, Shao-Ying Ting, Chih-Ling Wu, Kuan-Yung Liao, Yi-Ru Huang, Yu-Yun Lo
  • Patent number: 9732917
    Abstract: An optical assembly that is adapted to be located at a light path of light emitted from at least one light source and spaced apart from the at least one light source by a distance is provided. The optical assembly includes a wavelength converting device, which is a spatial structure, and a reflector. The reflector covers a portion of the wavelength converting device and exposes at least a portion of a region of at least one surface of the wavelength converting device. The light emitted from the at least one light source enters or leaves the wavelength converting device from at least the portion of area which is not covered by the reflector. An optical module including the light source and the optical assembly is further provided.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: August 15, 2017
    Assignee: PlayNitride Inc.
    Inventors: Sheng-Yuan Sun, Po-Jen Su, Kuan-Yung Liao, Gwo-Jiun Sheu
  • Publication number: 20170051907
    Abstract: A light emitting device includes a heat dissipation casing and an LED module. The heat dissipation casing includes an upper cover, a lower cover and a plurality of side covers. The upper cover has a plurality of first holes. The lower cover and the upper cover are opposite to each other. The side covers are connected to the upper cover and the lower cover, wherein there are at least two chamfered surfaces between the at least two side covers and the upper cover, and the chamfered surfaces have a plurality of second holes. The LED module is disposed inside the heat dissipation casing and located on the lower cover. The LED module has a light emitting surface, and the light emitting surface and the first and the second holes are respectively located on opposite sides of the LED module.
    Type: Application
    Filed: June 24, 2016
    Publication date: February 23, 2017
    Inventors: Jun-Yu Lin, Wen-Jie Lu, Kuan-Yung Liao, Sheng-Yuan Sun
  • Patent number: 9543483
    Abstract: An epitaxy base adapted to form a light-emitting device on is provided. The epitaxy base includes a substrate and a patterned wavelength conversion structure disposed on a part of the substrate and protruding out from the substrate. A light-emitting device including the epitaxy base, a first type semiconductor layer, an emitting layer and a second type semiconductor layer is provided. The first type semiconductor layer is disposed on the substrate and the patterned wavelength conversion structure. The emitting layer is disposed on the first type semiconductor layer. The second type semiconductor layer is disposed on the emitting layer.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: January 10, 2017
    Assignee: PlayNitride Inc.
    Inventors: Kuan-Yung Liao, Yun-Li Li, Chih-Ling Wu, Yen-Lin Lai
  • Publication number: 20160349900
    Abstract: A touch sensing display including a carrier, a plurality of light emitting devices arranged in an array on the carrier, a driving unit electrically connected to the light emitting devices and a processing unit electrically connected to the light emitting devices and the driving unit is provided. The driving unit is configured to control the light emitting devices, so as to make a first part of the light emitting devices emit a first light. A second part of the light emitting devices are configured to receive a second light which is related to an object, and the processing unit is configured to determine a location of the object touching or approaching the carrier according to the electrical changes generated by the light emitting devices, which sense the second light, of the second part.
    Type: Application
    Filed: March 25, 2016
    Publication date: December 1, 2016
    Inventors: Yun-Li Li, Kuan-Yung Liao, Po-Jen Su
  • Publication number: 20160293809
    Abstract: A flip chip light emitting diode package structure includes a package carrier, a light guiding unit and at least one light emitting unit. The light guiding unit and the light emitting unit are disposed on the package carrier, and the light emitting unit is located between the light guiding unit and the package carrier. A horizontal projection area of the light guiding unit is greater than that of the light emitting unit. The light emitting unit is adapted to emit a light beam, and the light beam enters the light guiding unit and emits from an upper surface of the light guiding unit away from the light emitting unit.
    Type: Application
    Filed: June 6, 2016
    Publication date: October 6, 2016
    Inventors: Jing-En Huang, Shao-Ying Ting, Chih-Ling Wu, Kuan-Yung Liao, Yi-Ru Huang, Yu-Yun Lo
  • Publication number: 20160186938
    Abstract: An optical module including a reflecting component, a plurality of first light sources and a wavelength conversion body is provided. The reflecting component has a main axis and a focal point located on the main axis. The first light sources are located at one side of the reflecting component and each of the first light sources emits a first light parallel to the main axis towards the reflecting component. The wavelength conversion body is disposed on the focal point, wherein the first lights are reflected to the focal point via the reflecting component and a part of the first lights are converted to a second light via the wavelength conversion body. The second light and another part of the first lights are projected to the reflecting component and form a light beam parallel to the main axis via reflection by the reflecting component.
    Type: Application
    Filed: December 14, 2015
    Publication date: June 30, 2016
    Inventors: Kuan-Yung Liao, Yun-Li Li, Gwo-Jiun Sheu, Sheng-Yuan Sun, Po-Jen Su, Jun-Yu Lin