Patents by Inventor Yun-Li Li

Yun-Li Li 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: 10431569
    Abstract: A method of transferring micro devices is provided. A carrier substrate including a buffer layer and a plurality of micro devices is provided. The buffer layer is located between the carrier substrate and the micro devices. The micro devices are separated from one another and positioned on the carrier substrate through the buffer layer. A receiving substrate contacts the micro devices disposed on the carrier substrate. A temperature of at least one of the carrier substrate and the receiving substrate is changed, so that at least a portion of the micro devices are released from the carrier substrate and transferred onto the receiving substrate. A number of the at least a portion of the micro devices is between 1000 and 2000000.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: October 1, 2019
    Assignee: PlayNitride Inc.
    Inventors: Yun-Li Li, Tzu-Yang Lin, Yu-Hung Lai, Pei-Hsin Chen
  • Publication number: 20190288245
    Abstract: A display including a back plate, a plurality of light emitting devices and a plurality of compensating light emitting devices is provided. The back plate has a plurality of pixels and at least one compensated region. The compensated region includes some of the pixels. The light emitting devices are arranged in all the pixels on the back plate. The compensated light emitting devices are disposed on the back plate and located in each pixel in the compensated region respectively. At least one of the pixels in the compensated region is dead pixel. Besides, a repair method of the display is also provided.
    Type: Application
    Filed: June 5, 2019
    Publication date: September 19, 2019
    Applicant: PlayNitride Inc.
    Inventors: Yu-Hung Lai, Yun-Li Li, Tzu-Yang Lin
  • Patent number: 10410577
    Abstract: A display panel including a backplane and a plurality of micro LEDs is provided. The backplane includes a plurality of sub-pixels. Each of the sub-pixels has N sets of bonding pad. Each set of bonding pads includes a first electrical pad and X second electrical pads. N is an integer of 1˜3, X is an integer of 2˜4. The micro LEDs are respectively disposed in the sub-pixels, and the micro LED is electrically connected to one corresponding set of bonding pads of the N bonding pad sets. A first electrical carrier and a second electrical carrier are provided by the backplane to each of the micro LEDs through the one corresponding set of bonding pads.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: September 10, 2019
    Assignee: PlayNitride Inc.
    Inventors: Yu-Hung Lai, Tzu-Yang Lin, Yun-Li Li, Yu-Yun Lo
  • Patent number: 10354981
    Abstract: A display including a back plate, a plurality of light emitting devices and a plurality of compensating light emitting devices is provided. The back plate has a plurality of pixels and at least one compensated region. The compensated region includes some of the pixels. The light emitting devices are arranged in all the pixels on the back plate. The compensated light emitting devices are disposed on the back plate and located in each pixel in the compensated region respectively. At least one of the pixels in the compensated region is dead pixel. Besides, a repair method of the display is also provided.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: July 16, 2019
    Assignee: PlayNitride Inc.
    Inventors: Yu-Hung Lai, Yun-Li Li, Tzu-Yang Lin
  • Publication number: 20190189858
    Abstract: A display device including a backplane, a plurality of light-emitting devices, a first distributed Bragg reflector layer and a second distributed Bragg reflector layer is provided. The light-emitting devices are disposed on the backplane. The first distributed Bragg reflector layer is disposed between the backplane and the light-emitting devices. The light-emitting devices are disposed between the first distributed Bragg reflector layer and the second distributed Bragg reflector layer. A projected area of the first distributed Bragg reflector layer on the backplane is larger than a projected area of one of the light-emitting devices on the backplane or a projected area of the second distributed Bragg reflector layer on the backplane is larger than a projected area of one light-emitting device on the backplane.
    Type: Application
    Filed: February 25, 2019
    Publication date: June 20, 2019
    Applicant: PlayNitride Inc.
    Inventors: Yun-Li Li, Yu-Hung Lai, Tzu-Yang Lin
  • 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
  • Publication number: 20190131344
    Abstract: A light emitting diode display includes a plurality of display units and a plurality of auxiliary display units. The display units are arranged in an array and connected to each other. Each of the display units has a device arrangement region, a peripheral region surrounding the device arrangement region, and a plurality of first light emitting devices disposed on the device arrangement region and arranged in an array. The auxiliary display units are disposed on the peripheral regions of the display units. Each of the auxiliary display units includes an auxiliary substrate and a plurality of second light emitting devices arranged in an array. The second light emitting devices are disposed on the auxiliary substrate and located at a level different from a level of the first light emitting devices. Each of the auxiliary substrates is across adjacent two of the display units.
    Type: Application
    Filed: October 9, 2018
    Publication date: May 2, 2019
    Applicant: PlayNitride Inc.
    Inventors: Yun-Li Li, Tzu-Yang Lin, Pei-Hsin Chen
  • Patent number: 10256372
    Abstract: A display device including a backplane, a plurality of light-emitting devices, a first distributed Bragg reflector layer and a second distributed Bragg reflector layer is provided. The light-emitting devices are disposed on the backplane. The first distributed Bragg reflector layer is disposed between the backplane and the light-emitting devices. The light-emitting devices are disposed between the first distributed Bragg reflector layer and the second distributed Bragg reflector layer. A projected area of the first distributed Bragg reflector layer on the backplane is larger than a projected area of one of the light-emitting devices on the backplane or a projected area of the second distributed Bragg reflector layer on the backplane is larger than a projected area of one light-emitting device on the backplane.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: April 9, 2019
    Assignee: PlayNitride Inc.
    Inventors: Yun-Li Li, Yu-Hung Lai, Tzu-Yang Lin
  • Publication number: 20190080664
    Abstract: A display device includes a display panel and at least one light modulation panel. The display panel includes a substrate and a plurality of micro light emitting semiconductors disposed on the substrate. The light modulation panel is disposed on a light emitting surface of the display panel and includes a light modulation unit. The light modulation panel is configured to change a transmittance of the light modulation unit according to a light modulation control signal.
    Type: Application
    Filed: August 25, 2018
    Publication date: March 14, 2019
    Applicant: PLAYNITRIDE INC.
    Inventors: Yun-Li LI, Tzu-Yang LIN
  • Patent number: 10224315
    Abstract: A light source device including a substrate, a plurality of first light emitting diode (LED) chips, and at least one second LED chip is provided. The substrate has an upper surface. The plurality of first LED chips are disposed on the upper surface and electrically connected to the substrate. Each of the first LED chips includes a first chip substrate, a first semiconductor layer, and a plurality of first electrodes, and the first electrodes are disposed on the upper surface of the substrate. The second LED chip is disposed on the upper surface and electrically connected to the substrate. The second LED chip includes a second chip substrate, a second semiconductor layer, and a plurality of second electrodes. A thickness of the second chip substrate is different from than a thickness of the first chip substrate, and the second electrodes are disposed on the upper surface of the substrate.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: March 5, 2019
    Assignee: Genesis Photonics Inc.
    Inventors: Cheng-Yen Chen, Yun-Li Li, Po-Jen Su
  • Patent number: 10185925
    Abstract: A method, apparatus and program product for generating a business rule model. In one embodiment, there is provided a method for generating a business rule model, comprising: extracting from source code of an application system a business flow executed by the source code, the business flow comprising a plurality of business procedures that are executed in an order; analyzing parts in the source code that are associated with various business procedures among the plurality of business procedures, building rule metadata describing business rules followed by various business procedures; and generating a business rule model followed by the business flow on the basis of the order and the rule metadata. In one embodiment of the present invention, there is provided an apparatus for generating a business rule model. Accordingly, a business rule model may be automatically generated from source code of an application system without manual manipulation.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: January 22, 2019
    Assignee: International Business Machines Corporation
    Inventors: Yue Bai, Xu Ming Chen, Yan Jun Huang, Yun Li Li, Jian Min Liu, Ying Liu, Ling Ling Lu, Jian Qin, Xi Ning Wang
  • Publication number: 20190019928
    Abstract: A micro light-emitting device includes an epitaxial structure, a first type pad, a second type pad, and a current commanding structure. The epitaxial structure includes a first type semiconductor layer, a light-emitting layer, and a second type semiconductor layer. The first type pad is electrically connected to the first type semiconductor layer. The second type pad is electrically connected to the second type semiconductor layer. The current commanding structure is disposed between the second type semiconductor layer and the second type pad. A contact resistance between the second type semiconductor layer and the current commanding structure is smaller than a contact resistance between the second type semiconductor layer and the second type pad. An orthogonal projection area of the current commanding structure on the second type semiconductor layer is smaller than an orthogonal projection area of the second type pad on the second type semiconductor layer.
    Type: Application
    Filed: January 11, 2018
    Publication date: January 17, 2019
    Applicant: PlayNitride Inc.
    Inventors: Yun-Li Li, Yu-Chu Li, Pei-Hsin Chen
  • Publication number: 20190012956
    Abstract: A light emitting module including a circuit carrier and a plurality of light emitting devices is provided. The circuit carrier includes a first circuit layer, a second circuit layer, a dielectric layer and a plurality of conductive vias. The first circuit layer and the second circuit layer are located at two opposite sides of the dielectric layer. The conductive vias pass through the dielectric layer and two opposite end portions of each of the conductive vias are respectively connected to the first circuit layer and the second circuit layer. The light emitting devices are electrically bonded to the first circuit layer. Moreover, the light emitting devices are disposed in a device disposing area of the circuit carrier and the conductive vias are arranged outside the device disposing area. A display device is also provided.
    Type: Application
    Filed: July 3, 2018
    Publication date: January 10, 2019
    Applicant: PlayNitride Inc.
    Inventors: Yun-Li Li, Tzu-Yang Lin, Yu-Hung Lai, Po-Jen Su, Hsuan-Wei Mai
  • 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: 10164152
    Abstract: A light emitting diode (LED) chip has an inclined notch. The inclined notch has at least one inclined surface. The LED chip includes a first-type doped semiconductor layer, a second-type doped semiconductor layer, a light emitting layer, a first electrode, and a second electrode. The light emitting layer is located between the first-type doped semiconductor layer and the second-type doped semiconductor layer. The inclined surface is inclined with respect to the light emitting layer. The first electrode is electrically connected to the first-type doped semiconductor layer. The second electrode is electrically connected to the second-type doped semiconductor layer. The inclined notch is disposed in the light emitting layer.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: December 25, 2018
    Assignee: PlayNitride Inc.
    Inventors: Tzu-Yang Lin, Yu-Hung Lai, Yun-Li Li, Yu-Yun Lo
  • 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
  • Publication number: 20180333945
    Abstract: A method of transferring micro devices is provided. A carrier substrate including a buffer layer and a plurality of micro devices is provided. The buffer layer is located between the carrier substrate and the micro devices. The micro devices are separated from one another and positioned on the carrier substrate through the buffer layer. A receiving substrate contacts the micro devices disposed on the carrier substrate. A temperature of at least one of the carrier substrate and the receiving substrate is changed after the micro devices contact the receiving substrate. At least a portion of the micro devices are transferred from the carrier substrate onto the receiving substrate after changing the temperature of at least one of the carrier substrate and the receiving substrate.
    Type: Application
    Filed: July 26, 2018
    Publication date: November 22, 2018
    Applicant: PlayNitride Inc.
    Inventors: Yun-Li Li, Tzu-Yang Lin, Yu-Hung Lai, Pei-Hsin Chen
  • 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
  • Publication number: 20180294387
    Abstract: A method of transferring micro devices is provided. A carrier substrate including a buffer layer and a plurality of micro devices is provided. The buffer layer is located between the carrier substrate and the micro devices. The micro devices are separated from one another and positioned on the carrier substrate through the buffer layer. A receiving substrate contacts the micro devices disposed on the carrier substrate. A temperature of at least one of the carrier substrate and the receiving substrate is changed, so that at least a portion of the micro devices are released from the carrier substrate and transferred onto the receiving substrate. A number of the at least a portion of the micro devices is between 1000 and 2000000.
    Type: Application
    Filed: June 2, 2017
    Publication date: October 11, 2018
    Applicant: PlayNitride Inc.
    Inventors: Yun-Li Li, Tzu-Yang Lin, Yu-Hung Lai, Pei-Hsin Chen
  • Patent number: 10090449
    Abstract: A light emitting device of the invention includes a substrate, an electrode connection layer, and at least one epitaxial structure. The substrate has an upper surface and a plurality of electrode pads disposed on the upper surface. The electrode connection layer is disposed on the upper surface of the substrate and electrically connected to the plurality of electrode pads. The electrode connection layer has at least one first electrode, at least one second electrode and at least one connection layer disposed between the substrate and the at least one first electrode and disposed between the substrate and the at least one second electrode. The at least one connection layer has at least one buffer region exposed on the upper surface of the substrate and being an empty gap. The at least one epitaxial structure is disposed on and electrically connected to the electrode connection layer.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: October 2, 2018
    Assignee: PlayNitride Inc.
    Inventors: Shao-Hua Huang, Yun-Li Li