Patents by Inventor Jae-Youl Lee

Jae-Youl Lee 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: 11961983
    Abstract: Disclosed is a battery module, which includes: a battery cell assembly having at least one battery cell; a module case configured to accommodate the battery cell assembly; and at least one injection hole provided in a bottom portion of the module case to inject a thermally conductive adhesive into the module case.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: April 16, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Soo-Youl Kim, Jae-Hun Yang, Han-Jong Yoon, Jae-Min Lee, Hae-Ryong Jeon, Young-Ho Choi
  • Patent number: 11450263
    Abstract: A method of operating a source driver, a display driving circuit, and a method of operating the display driving circuit are provided. The method of operating the source driver including a receiver, includes determining a parameter value of the receiver for optimizing a receiving of the receiver, through training, and transmitting the parameter value to a timing controller external to the source driver. The method of operating the source driver further includes, based on an abnormal state occurring in the receiving of the receiver, receiving the transmitted parameter value from the timing controller, and optimizing the receiving of the receiver based on the received parameter value.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: September 20, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-wook Lim, Kwi-sung Yoo, Young-min Choi, Jae-youl Lee, Dong-hoon Baek, Kyong-ho Kim, Eun-young Jin
  • Patent number: 11146378
    Abstract: A signal receiving device may not need to consider jitter characteristics of a received signal by including a transition detecting device which receives first to third input signals having different signal levels for each unit interval, compares whether a signal level of a first differential signal, which is a differential signal between the first input signal and the second input signal among the first to third input signals, is greater than a first reference signal level to output a first comparison signal, and compares whether the signal level of the first differential signal is greater than a second reference signal level different from the first reference signal level to output a second comparison signal, and a clock data recovering device which recovers a clock signal embedded in the first to third input signals on the basis of the first and second comparison signals to output the recovery clock signal.
    Type: Grant
    Filed: June 1, 2020
    Date of Patent: October 12, 2021
    Assignees: SAMSUNG ELECTRONICS CO., LTD., RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Tae-Jin Kim, Jung-Hoon Chun, Jae Youl Lee, Hyun Wook Lim
  • Patent number: 11024218
    Abstract: A method of driving a display by communicating with a controller through a first channel and a second channel includes; generating recovery data from a signal received through the first channel during a frame data period, detecting a vertical blank period between frame data periods, checking a training trigger event history during the vertical blank period, and during the vertical blank period, transmitting a training request direct to the first channel through the second channel when there is a training trigger event history.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: June 1, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Wook Lim, Dong-Myun Lee, Jae-Suk Yu, Kil-Hoon Lee, Jae-Youl Lee
  • Publication number: 20210118356
    Abstract: A method of operating a source driver, a display driving circuit, and a method of operating the display driving circuit are provided. The method of operating the source driver including a receiver, includes determining a parameter value of the receiver for optimizing a receiving of the receiver, through training, and transmitting the parameter value to a timing controller external to the source driver. The method of operating the source driver further includes, based on an abnormal state occurring in the receiving of the receiver, receiving the transmitted parameter value from the timing controller, and optimizing the receiving of the receiver based on the received parameter value.
    Type: Application
    Filed: December 7, 2020
    Publication date: April 22, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-wook Lim, Kwi-sung Yoo, Young-min Choi, Jae-youl Lee, Dong-hoon Baek, Kyong-ho Kim, Eun-young Jin
  • Publication number: 20210091922
    Abstract: A signal receiving device may not need to consider jitter characteristics of a received signal by including a transition detecting device which receives first to third input signals having different signal levels for each unit interval, compares whether a signal level of a first differential signal, which is a differential signal between the first input signal and the second input signal among the first to third input signals, is greater than a first reference signal level to output a first comparison signal, and compares whether the signal level of the first differential signal is greater than a second reference signal level different from the first reference signal level to output a second comparison signal, and a clock data recovering device which recovers a clock signal embedded in the first to third input signals on the basis of the first and second comparison signals to output the recovery clock signal.
    Type: Application
    Filed: June 1, 2020
    Publication date: March 25, 2021
    Applicants: Samsung Electronics Co., Ltd., RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Tae-Jin KIM, Jung-Hoon CHUN, Jae Youl LEE, Hyun Wook LIM
  • Publication number: 20210005131
    Abstract: A method of driving a display by communicating with a controller through a first channel and a second channel includes; generating recovery data from a signal received through the first channel during a frame data period, detecting a vertical blank period between frame data periods, checking a training trigger event history during the vertical blank period, and during the vertical blank period, transmitting a training request direct to the first channel through the second channel when there is a training trigger event history.
    Type: Application
    Filed: September 17, 2020
    Publication date: January 7, 2021
    Inventors: HYUN-WOOK LIM, DONG-MYUN LEE, JAE-SUK YU, KIL-HOON LEE, JAE-YOUL LEE
  • Patent number: 10867551
    Abstract: A degradation compensation device and an organic light emitting display device including the same are provided. The degradation compensation device includes a degradation rate acquisition unit acquiring estimated degradation rates, estimated with respect to a plurality of respective pixels, based on panel usage information, a digital compensation unit performing digital compensation to lower a digital gradation of each pixel, based on a luminance of a pixel having a maximum degradation rate, among the estimated degradation rates, and an analog compensation unit performing analog compensation to increase luminance of the plurality of pixels by changing an analog voltage supplied to a panel, after performing the digital compensation.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: December 15, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji Heon Ok, Yong Hoon Yu, Joo Hyuk Yum, Jae Youl Lee, Byoung Yoon Jang
  • Patent number: 10861375
    Abstract: A method of operating a source driver, a display driving circuit, and a method of operating the display driving circuit are provided. The method of operating the source driver including a receiver, includes determining a parameter value of the receiver for optimizing a receiving of the receiver, through training, and transmitting the parameter value to a timing controller external to the source driver. The method of operating the source driver further includes, based on an abnormal state occurring in the receiving of the receiver, receiving the transmitted parameter value from the timing controller, and optimizing the receiving of the receiver based on the received parameter value.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: December 8, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-wook Lim, Kwi-sung Yoo, Young-min Choi, Jae-youl Lee, Dong-hoon Baek, Kyong-ho Kim, Eun-young Jin
  • Patent number: 10810928
    Abstract: A method of driving a display by communicating with a controller through a first channel and a second channel includes; generating recovery data from a signal received through the first channel during a frame data period, detecting a vertical blank period between frame data periods, checking a training trigger event history during the vertical blank period, and during the vertical blank period, transmitting a training request direct to the first channel through the second channel when there is a training trigger event history.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: October 20, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Wook Lim, Dong-Myung Lee, Jae-Suk Yu, Kil-Hoon Lee, Jae-Youl Lee
  • Patent number: 10810943
    Abstract: A display driver includes: a compensator configured to divide an input image into a plurality of blocks having a plurality of columns and a plurality of rows, generate a first current map in which a current magnitude corresponding to each of the plurality of blocks has been calculated, generate a second current map based on a cumulative summation of the current magnitude of the block located on each column of the first current map in a column direction, and generate output data by compensating pixel values of the input image based on a third current map in which the current magnitude of the block located on each row of the second current map has been adjusted with respect to a position in a row direction; and a data driver configured to generate an output image based on the output data and provide the output image to a display panel.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: October 20, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joo-Hyuk Yum, Yong-Hoon Yu, Jae-Youl Lee
  • Patent number: 10600346
    Abstract: A display driving device includes a timing controller configured to generate test data having a predetermined periodicity, and a source driver configured to drive source lines of a display panel using the test data, determine that a bit error has been generated when aperiodicity appears in the test data, and measure a bit error rate (BER) based on the bit error.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: March 24, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyong Ho Kim, Young Min Choi, Dong Hoon Baek, Jae Youl Lee, Hyun Wook Lim
  • Patent number: 10580118
    Abstract: A display driver includes an interface circuit configured to receive an input image of a virtual reality (VR) experience from at least one of an application processor (AP) and a graphics processing unit (GPU); a coordinate correction circuit configured to generate corrected coordinates by adjusting input coordinates of pixels included in the input image; and an image generation circuit configured to generate an output image by distorting the input image using the corrected coordinates.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: March 3, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hwa Hyun Cho, Yoon Ho Ko, Tae Kon Yu, Jae Youl Lee
  • Publication number: 20200058249
    Abstract: A degradation compensation device and an organic light emitting display device including the same are provided. The degradation compensation device includes a degradation rate acquisition unit acquiring estimated degradation rates, estimated with respect to a plurality of respective pixels, based on panel usage information, a digital compensation unit performing digital compensation to lower a digital gradation of each pixel, based on a luminance of a pixel having a maximum degradation rate, among the estimated degradation rates, and an analog compensation unit performing analog compensation to increase luminance of the plurality of pixels by changing an analog voltage supplied to a panel, after performing the digital compensation.
    Type: Application
    Filed: February 26, 2019
    Publication date: February 20, 2020
    Inventors: Ji Heon OK, Yong Hoon YU, Joo Hyuk YUM, Jae Youl LEE, Byoung Yoon JANG
  • Patent number: 10510281
    Abstract: An image processing apparatus includes: an analyzer configured to calculate color characteristics by input pixel data, and determine whether the pixel data is achromatic based on the color characteristics; a first renderer configured to perform a first rendering on the pixel data in response to determining that the pixel data is not achromatic; and a second renderer configured to perform a second rendering on the pixel data in response to determining that the pixel data is achromatic.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: December 17, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ho Seok Shin, Un Ki Park, Se Whan Na, Jae Youl Lee, Jong Hyuk Lee
  • Publication number: 20190340980
    Abstract: A display driver includes: a compensator configured to divide an input image into a plurality of blocks having a plurality of columns and a plurality of rows, generate a first current map in which a current magnitude corresponding to each of the plurality of blocks has been calculated, generate a second current map based on a cumulative summation of the current magnitude of the block located on each column of the first current map in a column direction, and generate output data by compensating pixel values of the input image based on a third current map in which the current magnitude of the block located on each row of the second current map has been adjusted with respect to a position in a row direction; and a data driver configured to generate an output image based on the output data and provide the output image to a display panel.
    Type: Application
    Filed: May 3, 2019
    Publication date: November 7, 2019
    Inventors: JOO-HYUK YUM, YONG-HOON YU, JAE-YOUL LEE
  • Patent number: 10355700
    Abstract: A method of recovering a clock and data from an input data signal including an embedded clock, the method including generating a recovery clock signal from the input data signal based on a first window signal; detecting a unit interval corresponding to one bit of the input data signal based on the recovery clock signal; delaying a signal synchronized with the recovery clock signal based on the unit interval; and generating the first window signal based on the delayed signal.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: July 16, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung-Pil Lim, Kyung-Ho Ryu, Jae-Suk Yu, Jae-Youl Lee, Dong-Myung Lee, Hyun-Wook Lim
  • Publication number: 20190197941
    Abstract: A method of driving a display by communicating with a controller through a first channel and a second channel includes; generating recovery data from a signal received through the first channel during a frame data period, detecting a vertical blank period between frame data periods, checking a training trigger event history during the vertical blank period, and during the vertical blank period, transmitting a training request direct to the first channel through the second channel when there is a training trigger event history.
    Type: Application
    Filed: October 23, 2018
    Publication date: June 27, 2019
    Inventors: HYUN-WOOK LIM, DONG-MYUNG LEE, JAE-SUK YU, KIL-HOON LEE, JAE-YOUL LEE
  • Publication number: 20190158100
    Abstract: A method of recovering a clock and data from an input data signal including an embedded clock, the method including generating a recovery clock signal from the input data signal based on a first window signal; detecting a unit interval corresponding to one bit of the input data signal based on the recovery clock signal; delaying a signal synchronized with the recovery clock signal based on the unit interval; and generating the first window signal based on the delayed signal.
    Type: Application
    Filed: October 3, 2018
    Publication date: May 23, 2019
    Inventors: JUNG-PIL LIM, KYUNG-HO RYU, JAE-SUK YU, JAE-YOUL LEE, DONG-MYUNG LEE, HYUN-WOOK LIM
  • Publication number: 20190156466
    Abstract: A display driver includes an interface circuit configured to receive an input image of a virtual reality (VR) experience from at least one of an application processor (AP) and a graphics processing unit (GPU); a coordinate correction circuit configured to generate corrected coordinates by adjusting input coordinates of pixels included in the input image; and an image generation circuit configured to generate an output image by distorting the input image using the corrected coordinates.
    Type: Application
    Filed: May 2, 2018
    Publication date: May 23, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hwa Hyun Cho, Yoon Ho Ko, Tae Kon Yu, Jae Youl Lee