Patents by Inventor Chun-Yi SUN

Chun-Yi SUN 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: 12223918
    Abstract: A display device includes a display panel, a backlight module and a circuit. The display panel includes multiple regions. The back light module includes multiple light emitting units, and each region corresponds to at least one of the light emitting units. The circuit includes a calibration lookup table corresponding to a first light emitting unit. The calibration lookup table records a parameter and multiple duty cycles. The circuit accesses the calibration lookup table and determines an output duty cycle according to the duty cycles. The circuit determines a current value of the first light emitting unit to drive the first light emitting unit according to the output duty cycle and the parameter.
    Type: Grant
    Filed: May 1, 2024
    Date of Patent: February 11, 2025
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Peng-Hsiang Wu, Hung-Pao Wu, Chun-Yi Sun, Jon-Hong Lin, Lian-Young Lee, Bo-Ru Huang
  • Publication number: 20240290288
    Abstract: A display device includes a display panel, a backlight module and a circuit. The display panel includes multiple regions. The back light module includes multiple light emitting units, and each region corresponds to at least one of the light emitting units. The circuit includes a calibration lookup table corresponding to a first light emitting unit. The calibration lookup table records a parameter and multiple duty cycles. The circuit accesses the calibration lookup table and determines an output duty cycle according to the duty cycles. The circuit determines a current value of the first light emitting unit to drive the first light emitting unit according to the output duty cycle and the parameter.
    Type: Application
    Filed: May 1, 2024
    Publication date: August 29, 2024
    Inventors: Peng-Hsiang WU, Hung-Pao WU, Chun-Yi SUN, Jon-Hong LIN, Lian-Young LEE, Bo-Ru HUANG
  • Patent number: 12033591
    Abstract: A display device includes a display panel, a backlight module and a circuit. The display panel includes multiple regions. The back light module includes multiple light emitting units, and each region corresponds to at least one of the light emitting units. The circuit includes a calibration lookup table corresponding to a first light emitting unit. The calibration lookup table records a parameter and multiple duty cycles. The circuit accesses the calibration lookup table and determines an output duty cycle according to the duty cycles. The circuit determines a current value of the first light emitting unit to drive the first light emitting unit according to the output duty cycle and the parameter.
    Type: Grant
    Filed: December 2, 2022
    Date of Patent: July 9, 2024
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Peng-Hsiang Wu, Hung-Pao Wu, Chun-Yi Sun, Jon-Hong Lin, Lian-Young Lee, Bo-Ru Huang
  • Publication number: 20240005884
    Abstract: A light module driving method for an illumination device, wherein the light module driving method includes an outputting operation of outputting a light driving signal according to a source; a transforming operation of transforming the light driving signal into a plurality of modulated light driving signals according to a compensation and calibration unit; and a driving operation of driving a plurality of lighting zones corresponding to a light-emitting diode (LED) module of the light module according to the plurality of modulated light driving signals.
    Type: Application
    Filed: September 13, 2023
    Publication date: January 4, 2024
    Applicant: Radiant Opto-Electronics Corporation
    Inventors: Jon-Hong Lin, Peng-Hsiang Wu, Chun-Yi Sun
  • Patent number: 11804189
    Abstract: A method for generating offset current values includes: setting a current setting sequence which includes multiple current setting values; driving a light emitting unit and measuring a current value of the light emitting unit; establishing a recurrent neural network (RNN) including an input layer, a hidden layer and an output layer; and inputting the current value into the hidden layer, inputting the current setting values into the input layer sequentially, and obtaining offset values from the output layer sequentially. The offset values correspond to the current setting values respectively.
    Type: Grant
    Filed: November 23, 2022
    Date of Patent: October 31, 2023
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Lian-Young Lee, Chun-Yi Sun, Jon-Hong Lin, Peng-Hsiang Wu, Hung-Pao Wu
  • Patent number: 11798503
    Abstract: A light module driving method for a illumination device, wherein the illumination device includes a driving unit, a transformation unit, a compensation and calibration unit and a light module, and the driving unit is configured to output a light driving signal according to a source, wherein the transformation unit is coupled to the driving unit and the light module, and the light driving signal is configured to drive a plurality of lighting zones corresponding to a light-emitting diode (LED) module of the light module, wherein the light module driving method includes transforming, by the transformation unit, the light driving signal into a plurality of modulated light driving signals according to the compensation and calibration unit to drive each lighting zone corresponding to the LED module.
    Type: Grant
    Filed: September 19, 2022
    Date of Patent: October 24, 2023
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Jon-Hong Lin, Peng-Hsiang Wu, Chun-Yi Sun
  • Patent number: 11686462
    Abstract: A lamp assembly, a lamp system, a method for assembling lamp system, and a method for disassembling lamp system are provided. The lamp assembly includes a lamp and a connector assembly. The lamp includes a frame body, a light source assembly, and an electrical connector assembly. The frame body has an accommodating space. The light source assembly is fixed on the frame body. The electrical connector assembly is disposed in the accommodating space and is connected to the light source assembly. The electrical connector assembly includes a first connector and a second connector, and the first connector and the second connector are connected to each other by a power wire and a signal wire. The connector assembly includes an electrical connecting member. The connector assembly is configured to be connected to the aforementioned lamp and another lamp through the electrical connecting member.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: June 27, 2023
    Assignee: RADIANT OPTO-ELECTRONICS CORPORATION
    Inventors: Chih-Hung Ju, Guo-Hao Huang, Chun-Yi Sun
  • Publication number: 20230154422
    Abstract: A method for generating offset current values includes: setting a current setting sequence which includes multiple current setting values; driving a light emitting unit and measuring a current value of the light emitting unit; establishing a recurrent neural network (RNN) including an input layer, a hidden layer and an output layer; and inputting the current value into the hidden layer, inputting the current setting values into the input layer sequentially, and obtaining offset values from the output layer sequentially. The offset values correspond to the current setting values respectively.
    Type: Application
    Filed: November 23, 2022
    Publication date: May 18, 2023
    Inventors: Lian-Young LEE, Chun-Yi SUN, Jon-Hong LIN, Peng-Hsiang WU, Hung-Pao WU
  • Publication number: 20230154419
    Abstract: A display device includes a display panel, a backlight module and a circuit. The display panel includes multiple regions. The back light module includes multiple light emitting units, and each region corresponds to at least one of the light emitting units. The circuit includes a calibration lookup table corresponding to a first light emitting unit. The calibration lookup table records a parameter and multiple duty cycles. The circuit accesses the calibration lookup table and determines an output duty cycle according to the duty cycles. The circuit determines a current value of the first light emitting unit to drive the first light emitting unit according to the output duty cycle and the parameter.
    Type: Application
    Filed: December 2, 2022
    Publication date: May 18, 2023
    Inventors: Peng-Hsiang WU, Hung-Pao WU, Chun-Yi SUN, Jon-Hong LIN, Lian-Young LEE, Bo-Ru HUANG
  • Publication number: 20230039075
    Abstract: A light module driving method for a illumination device, wherein the illumination device includes a driving unit, a transformation unit, a compensation and calibration unit and a light module, and the driving unit is configured to output a light driving signal according to a source, wherein the transformation unit is coupled to the driving unit and the light module, and the light driving signal is configured to drive a plurality of lighting zones corresponding to a light-emitting diode (LED) module of the light module, wherein the light module driving method includes transforming, by the transformation unit, the light driving signal into a plurality of modulated light driving signals according to the compensation and calibration unit to drive each lighting zone corresponding to the LED module.
    Type: Application
    Filed: September 19, 2022
    Publication date: February 9, 2023
    Applicant: Radiant Opto-Electronics Corporation
    Inventors: Jon-Hong Lin, Peng-Hsiang Wu, Chun-Yi Sun
  • Patent number: 11460168
    Abstract: A lamp includes a lamp holder, a lampshade combined with the lamp holder, and at least one diffuser. The lamp holder includes a base, a circuit board arranged on the base, and a plurality of light-emitting elements arranged on the circuit board. The diffuser is used to cover the light-emitting elements, and a sufficient distance between the diffuser and the light-emitting elements is maintained so that the light of the light-emitting elements are diffused uniformly, which can reduce the light spots caused by the special shape of the lampshade or the excessive distance between the light-emitting elements and improve the light uniformity of the lamp.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: October 4, 2022
    Assignees: RADIANT OPTO ELECTRONICS (SUZHOU) CO., LTD., RADIANT OPTO ELECTRONICS CORPORATION
    Inventors: Guo-Hao Huang, Chung-Kuang Chen, Chun-Yi Sun
  • Publication number: 20220214032
    Abstract: A lamp assembly, a lamp system, a method for assembling lamp system, and a method for disassembling lamp system are provided. The lamp assembly includes a lamp and a connector assembly. The lamp includes a frame body, a light source assembly, and an electrical connector assembly. The frame body has an accommodating space. The light source assembly is fixed on the frame body. The electrical connector assembly is disposed in the accommodating space and is connected to the light source assembly. The electrical connector assembly includes a first connector and a second connector, and the first connector and the second connector are connected to each other by a power wire and a signal wire. The connector assembly includes an electrical connecting member. The connector assembly is configured to be connected to the aforementioned lamp and another lamp through the electrical connecting member.
    Type: Application
    Filed: March 22, 2022
    Publication date: July 7, 2022
    Inventors: Chih-Hung JU, Guo-Hao HUANG, Chun-Yi SUN
  • Patent number: 11320122
    Abstract: A suspension wire structure comprises a conductive wire, a plurality of supporting stranded wires and a protective layer. The conductive wire has a first strand made of a first material. The plurality of supporting stranded wires surround the conductive wire, and each of the supporting stranded wires has a plurality of supporting strands made of a second material. The protective layer covers the surface of the conductive wire and is located between the conductive wire and the plurality of supporting stranded wires. The plurality of supporting stranded wires and the protective layer are conductive, and the protective layer is made of a third material. The first material, the second material and the third material are different from each other.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: May 3, 2022
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Guo-Hao Huang, Shang-Chia Liu, Chun-Yi Sun
  • Publication number: 20220113001
    Abstract: A lamp includes a lamp holder, a lampshade combined with the lamp holder, and at least one diffuser. The lamp holder includes a base, a circuit board arranged on the base, and a plurality of light-emitting elements arranged on the circuit board. The diffuser is used to cover the light-emitting elements, and a sufficient distance between the diffuser and the light-emitting elements is maintained so that the light of the light-emitting elements are diffused uniformly, which can reduce the light spots caused by the special shape of the lampshade or the excessive distance between the light-emitting elements and improve the light uniformity of the lamp.
    Type: Application
    Filed: September 20, 2021
    Publication date: April 14, 2022
    Inventors: Guo-Hao HUANG, Chung-Kuang CHEN, Chun-Yi SUN
  • Publication number: 20210199271
    Abstract: A suspension wire structure comprises a conductive wire, a plurality of supporting stranded wires and a protective layer. The conductive wire has a first strand made of a first material. The plurality of supporting stranded wires surround the conductive wire, and each of the supporting stranded wires has a plurality of supporting strands made of a second material. The protective layer covers the surface of the conductive wire and is located between the conductive wire and the plurality of supporting stranded wires. The plurality of supporting stranded wires and the protective layer are conductive, and the protective layer is made of a third material. The first material, the second material and the third material are different from each other.
    Type: Application
    Filed: January 27, 2021
    Publication date: July 1, 2021
    Inventors: Guo-Hao HUANG, Shang-Chia LIU, Chun-Yi SUN
  • Patent number: 9900192
    Abstract: A method of demodulating a signal packet includes steps of: determining whether a pulse width of each of pulses of one of bits of the signal packet is associated with bit 0 or bit 1; updating first counting data associated with a number of the pulses that define bit 0, and determining whether the first counting data is greater than a first threshold value; deciding that said one of the bits of the signal packet is a bit 0; updating second counting data associated with a number of the pulses that define bit 1, and determining whether the second counting data is greater than the second threshold value; deciding that said one of the bits of the signal packet is a bit 1.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: February 20, 2018
    Assignee: RADIANT OPTO-ELECTRONICS CORPORATION
    Inventors: Wei-Wen Hu, Jon-Hong Lin, Chun-Yi Sun
  • Patent number: 9883569
    Abstract: A lamp control system includes at least one first lamp network, at least one second lamp network and a lamp control gateway. The first lamp network is configured to emit light and to transmit a first message, and includes a first physical layer. The second lamp network is configured to emit light and to transmit a first message, and includes a second physical layer different from the first physical layer. The lamp control gateway includes a processing module that is configured to receive the first message and the second message and to convert the first message and the second message in such a way that a first converted message and a second converted message comply with a predefined protocol.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: January 30, 2018
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Wei-Wen Hu, Peng-Hsiang Wu, Jon-Hong Lin, Chun-Yi Sun
  • Patent number: 9642201
    Abstract: A lighting system, which is composed of a redundant power supply and at least one luminaire with a lamp control module contained therein. The lamp control module includes at least one light source and a light control module. The light control module includes a current control unit, at least one switch unit, and a processing unit. The current control unit is to control the DC current. The switch unit is electrically connected to the light source and enables the DC current source to selectively control DC current to at least one light source. The processing unit is used to adjust value of DC current. The luminaire includes the lamp control module, housing and power lines. The redundant power supply contains at least one AC-to-DC converter module, and the redundant power supply provides constant DC power to at least one light control module of the luminaire.
    Type: Grant
    Filed: May 17, 2015
    Date of Patent: May 2, 2017
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Cheng-Lin Lu, Jon-Hong Lin, Chun-Yi Sun, Ko-Yu Hsiao
  • Publication number: 20170063581
    Abstract: A method of demodulating a signal packet includes steps of: determining whether a pulse width of each of pulses of one of bits of the signal packet is associated with bit 0 or bit 1; updating first counting data associated with a number of the pulses that define bit 0, and determining whether the first counting data is greater than a first threshold value; deciding that said one of the bits of the signal packet is a bit 0; updating second counting data associated with a number of the pulses that define bit 1, and determining whether the second counting data is greater than the second threshold value; deciding that said one of the bits of the signal packet is a bit 1.
    Type: Application
    Filed: August 31, 2016
    Publication date: March 2, 2017
    Inventors: Wei-Wen HU, Jon-Hong LIN, Chun-Yi SUN
  • Patent number: D1021220
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: April 2, 2024
    Assignee: Radiant Opto-Electronics Corporation
    Inventors: Cheng-Ang Chang, Guo-Hao Huang, Chun-Yi Sun, Chih-Hung Ju, Pin-Tsung Wang