Patents by Inventor Byeong-Ho Jeong

Byeong-Ho Jeong 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: 20230206883
    Abstract: A display driving device according to the present disclosure capable of changing image data at a different time for each color when the image data is changed includes: a first array composed of sampling latches configured to latch n-bit image data for each channel; a second array composed of holding latches configured to latch the image data latched in the sampling latches at a latch timing determined for each latch group; a signal generation circuit configured to generate a latch enable signal which causes the holding latches to perform a latch operation at the latch timing determined for each latch group; and a third array including level shifters configured to shift a voltage level of the image data output from the holding latches.
    Type: Application
    Filed: December 1, 2022
    Publication date: June 29, 2023
    Inventors: Byeong Ho JEONG, Sung Ha KIM
  • Publication number: 20220200555
    Abstract: This disclosure relates to an output buffer including an input stage configured to monitor a difference between an input voltage and an output voltage, a current summing stage configured to generate amplified currents and control voltages according to the difference between the input voltage and the output voltage monitored by the input stage, an output stage configured to perform a pull-up operation or a pull-down operation according to the control voltages output from the current summing stage to generate the output voltage at an output terminal, and a slew boost circuit configured to perform a slew boost operation of adjusting some currents among currents provided from the current summing stage to the input stage according to the difference between the input voltage and the output voltage by monitoring the difference between the input voltage and the output voltage and selectively perform the slew boost operation by monitoring the control voltages.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 23, 2022
    Inventor: Byeong Ho JEONG
  • Publication number: 20210076467
    Abstract: Disclosed is a lamp control device. The lamp control device may include: a lamp having an LED channel; a channel resistor corresponding to the LED channel; and a controller configured to boost a channel resistor voltage applied to the channel resistor, and retain a channel current of the LED channel as a target current, using the boosted channel resistor voltage.
    Type: Application
    Filed: November 18, 2020
    Publication date: March 11, 2021
    Applicant: Silicon Works Co., Ltd.
    Inventors: Wanyuan Qu, Se Won Lee, Byeong Ho Jeong, Ju Pyo Hong, Ju Hyun Lee, Sung Hwan Kim, Hai Feng Jin, Joo Wan Ha, Tae Young Yoo
  • Patent number: 10887962
    Abstract: Disclosed is a lamp control device. The lamp control device may include: a lamp having an LED channel; a channel resistor corresponding to the LED channel; and a controller configured to boost a channel resistor voltage applied to the channel resistor, and retain a channel current of the LED channel as a target current, using the boosted channel resistor voltage.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: January 5, 2021
    Assignee: Silicon Works Co., Ltd.
    Inventors: Wanyuan Qu, Se Won Lee, Byeong Ho Jeong, Ju Pyo Hong, Ju Hyun Lee, Sung Hwan Kim, Hai Feng Jin, Joo Wan Ha, Tae Young Yoo
  • Patent number: 10103117
    Abstract: Provided is a method of manufacturing a fan-out type wafer level package. The method includes forming a fiducial mark pattern on a frame, attaching a semiconductor die to the frame with respect to the fiducial mark pattern, encapsulating the semiconductor die with a passivation layer, for reconstituting the semiconductor die as a wafer level, and sequentially forming a metal seed layer, a redistribution layer, an under bump metal (UBM) seed layer, an UBM layer, and a solder ball on a bonding pad of the semiconductor die upward exposed by an opening region of the passivation layer to finish a fan-out type wafer level package.
    Type: Grant
    Filed: August 24, 2016
    Date of Patent: October 16, 2018
    Assignee: SFA Semicon Co., Ltd.
    Inventors: Hyun Hak Jung, Eun Dong Kim, Jong Won Lee, Jai Kyoung Choi, Byeong Ho Jeong
  • Patent number: 10085313
    Abstract: Provided is a lighting apparatus. The lighting apparatus may provide an output voltage to lighting loads, and include: a converter configured to generate the output voltage using a driving signal; and a driving circuit configured to provide the driving signal, and spread the frequency of the driving signal by performing frequency dithering on the driving signal while changing the shape of an oscillation signal.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: September 25, 2018
    Assignee: SILICON WORKS CO., LTD.
    Inventors: Tae Young Yoo, Joo Wan Ha, Ju Pyo Hong, Sung Hwan Kim, Hai Feng Jin, Ju Hyun Lee, Wanyuan Qu, Byeong Ho Jeong, Se Won Lee
  • Patent number: 10051695
    Abstract: A lamp control device includes a converter configured to provide an output voltage and an internal voltage; a lamp including an LED module which has a plurality of LED channels, and configured to emit light in correspondence to the output voltage of the converter; and a controller configured to operate by using the internal voltage of the converter, control the output voltage of the converter to be retained at a level equal to or higher than a predetermined level, by using feedback voltages of the plurality of LED channels, and control channel currents of the plurality of LED channels to be regulated in correspondence to memory values which are set in advance.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: August 14, 2018
    Assignee: SILICON WORKS CO., LTD.
    Inventors: Sung Hwan Kim, Joo Wan Ha, Sun Geon Yoo, Hai Feng Jin, Ju Hyun Lee, Wanyuan Qu, Se Won Lee, Byeong Ho Jeong, Ju Pyo Hong
  • Patent number: 10006982
    Abstract: The present invention relates to a solar position tracking accuracy measurement system based on an optical lens, by which the solar position tracking accuracy of a tracker can be effectively analyzed and detected in real-time by using a technique on the basis of an astronomical analysis on the trajectory of the sun through an accurate measurement based on an optical lens, thereby establishing the reproducibility of a physical measurement method, calculating an error angle according to the vertical incidence of solar light and minimizing physical errors.
    Type: Grant
    Filed: November 15, 2013
    Date of Patent: June 26, 2018
    Assignee: Industry Academic Cooperation Foundation of Nambu University
    Inventors: Byeong Ho Jeong, Ju Hoon Park
  • Patent number: 9986616
    Abstract: A lamp control device includes a lamp including an LED module which has a plurality of LED channels; and a controller configured to detect respective feedback voltages of the plurality of LED channels, and determine, when at least any one feedback voltage among the feedback voltages is retained to be lower than a predetermined reference voltage and a generation count of an over voltage protection signal reaches a predetermined reference count, an LED channel corresponding to the feedback voltage, as an open.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: May 29, 2018
    Assignee: SILICON WORKS CO., LTD.
    Inventors: Ju Pyo Hong, Joo Wan Ha, Hai Feng Jin, Se Won Lee, Wanyuan Qu, Sung Hwan Kim, Sun Geon Yoo, Byeong Ho Jeong, Ju Hyun Lee
  • Patent number: 9955543
    Abstract: A lamp control device may include: a lamp including an LED module having a plurality of LED channels; a converter configured to receive a voltage corresponding to a turn signal, convert the voltage into an output voltage and internal voltage, and supply the output voltage to the LED module; and a controller configured to start counting a preset delay time when the internal voltage is supplied from the converter, and control the plurality of LED channels to sequentially light up at intervals of the delay time.
    Type: Grant
    Filed: January 7, 2016
    Date of Patent: April 24, 2018
    Assignees: SILICON WORKS CO., LTD., HYUNDAI IHL CORPORATION
    Inventors: Ju Pyo Hong, Joo Wan Ha, Sung Hwan Kim, Ju Hyun Lee, Hai Feng Jin, Tae Young Yoo, Wanyuan Qu, Se Won Lee, Byeong Ho Jeong, Hyun Il Park
  • Patent number: 9935072
    Abstract: The present disclosure provides a semiconductor package that prevents a bump bridge from being formed between adjacent conductive bumps to realize a fine bump pitch when each unit circuit part is directly stacked without using a printed circuit board and a method for manufacturing the same. The semiconductor package includes a first semiconductor chip structure including a first unit circuit part, a first passivation layer disposed on the first unit circuit part, and a conductive bump electrically connected to the first unit circuit part, and a second semiconductor chip structure including a second unit circuit part, a second passivation layer having a stepped portion that is recessed inward and disposed on the second unit circuit part, and a bump pad provided in the stepped portion. The first semiconductor chip structure and the second semiconductor chip structure are stacked to allow the conductive bump to be bonded to the bump pad within the stepped portion.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: April 3, 2018
    Assignee: SFA SEMICON CO., LTD.
    Inventors: Byeong Ho Jeong, Eun Dong Kim, Jong Won Lee, Hyun Hak Jung, Jai Kyoung Choi
  • Publication number: 20180092172
    Abstract: Provided is a lighting apparatus. The lighting apparatus may provide an output voltage to lighting loads, and include: a converter configured to generate the output voltage using a driving signal; and a driving circuit configured to provide the driving signal, and spread the frequency of the driving signal by performing frequency dithering on the driving signal while changing the shape of an oscillation signal.
    Type: Application
    Filed: April 1, 2016
    Publication date: March 29, 2018
    Applicant: SILICON WORKS CO., LTD.
    Inventors: Tae Young YOO, Joo Wan HA, Ju Pyo HONG, Sung Hwan KIM, Hai Feng JIN, Ju Hyun LEE, Wanyuan QU, Byeong Ho JEONG, Se Won LEE
  • Publication number: 20180007756
    Abstract: A lamp control device may include: a lamp including an LED module having a plurality of LED channels; a converter configured to receive a voltage corresponding to a turn signal, convert the voltage into an output voltage and internal voltage, and supply the output voltage to the LED module; and a controller configured to start counting a preset delay time when the internal voltage is supplied from the converter, and control the plurality of LED channels to sequentially light up at intervals of the delay time.
    Type: Application
    Filed: January 7, 2016
    Publication date: January 4, 2018
    Applicants: SILICON WORKS CO., LTD., HYUNDAI IHL CORPORATION
    Inventors: Ju Pyo HONG, Joo Wan HA, Sung Hwan KIM, Ju Hyun LEE, Hai Feng JIN, Tae Young YOO, Wanyuan QU, Se Won LEE, Byeong Ho JEONG, Hyun II PARK
  • Publication number: 20170374712
    Abstract: Disclosed is a lamp control device. The lamp control device may include: a lamp having an LED channel; a channel resistor corresponding to the LED channel; and a controller configured to boost a channel resistor voltage applied to the channel resistor, and retain a channel current of the LED channel as a target current, using the boosted channel resistor voltage.
    Type: Application
    Filed: December 30, 2015
    Publication date: December 28, 2017
    Applicant: SILICON WORKS CO., LTD.
    Inventors: Wanyuan QU, Se Won LEE, Byeong Ho JEONG, Ju Pyo HONG, Ju Hyun LEE, Sung Hwan KIM, Hai Feng JIN, Joo Wan HA, Tae Young YOO
  • Publication number: 20170359868
    Abstract: A lamp control device includes a converter configured to provide an output voltage and an internal voltage; a lamp including an LED module which has a plurality of LED channels, and configured to emit light in correspondence to the output voltage of the converter; and a controller configured to operate by using the internal voltage of the converter, control the output voltage of the converter to be retained at a level equal to or higher than a predetermined level, by using feedback voltages of the plurality of LED channels, and control channel currents of the plurality of LED channels to be regulated in correspondence to memory values which are set in advance.
    Type: Application
    Filed: December 30, 2015
    Publication date: December 14, 2017
    Applicant: SILICON WORKS CO., LTD.
    Inventors: Sung Hwan KIM, Joo Wan HA, Sun Geon YOO, Hai Feng JIN, Ju Hyun LEE, Wanyuan QU, Se Won LEE, Byeong Ho JEONG, Ju Pyo HONG
  • Patent number: D824058
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: July 24, 2018
    Assignee: Hyundai Motor Company
    Inventors: Wan Hee Hong, Byeong Ho Jeong, Jae Hyun Lee
  • Patent number: D946183
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: March 15, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Ki Euk Kim, Byeong Ho Jeong
  • Patent number: D946184
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: March 15, 2022
    Assignees: Kia Motors Corporation, Hyundai Motor Company
    Inventors: Ki Euk Kim, Byeong Ho Jeong
  • Patent number: D946795
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: March 22, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Ki Euk Kim, Byeong Ho Jeong
  • Patent number: D981017
    Type: Grant
    Filed: January 19, 2022
    Date of Patent: March 14, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Byeong-Ho Jeong, Ji-Hun Shin, Se-Wook Oh