Patents by Inventor Jun-Ho Hwang

Jun-Ho Hwang 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: 20210314852
    Abstract: A V2X communication device, a system including the same, and a method thereof are provided. The V2X communication device includes a communication electronic control unit (ECU) that processes a message transmitted and received wiredly or wirelessly and an application (AP) ECU that identifies a message transmitted and received with the communication ECU through an internal protocol for vehicle and provides corresponding service information. The AP ECU is provided as a system area separated from the communication ECU. The AP ECU and the communication ECU transmit and receive the message via the Ethernet or controller area network (CAN) communication as the internal protocol for the vehicle.
    Type: Application
    Filed: September 24, 2020
    Publication date: October 7, 2021
    Inventors: Jun Ho Park, Su Lyun Sung, Dae Sung Hwang, Su Ho Park, Tae Jun Lee, Da Yeon Park, Hahk Rel Noh, Cho Rong Ryu
  • Publication number: 20210269690
    Abstract: Provided is an adhesive composition including lysine, oxaloacetic acid, and water, wherein the lysine and the oxaloacetic acid are present in the form of an aqueous salt solution and do not form precipitates in the aqueous solution.
    Type: Application
    Filed: August 30, 2019
    Publication date: September 2, 2021
    Inventors: Ji Ho HWANG, Young Lyeol YANG, Chang Yub OH, Chang Suk LEE, Kyung Su NA, Jun Ok MOON
  • Publication number: 20210269683
    Abstract: Provided is an adhesive composition including lysine, alpha ketoglutaric acid, and water, wherein the lysine and the alpha ketoglutaric acid are present in the form of an aqueous salt solution and do not form precipitates in the aqueous solution.
    Type: Application
    Filed: August 30, 2019
    Publication date: September 2, 2021
    Inventors: Ji Ho HWANG, Young Lyeol YANG, Chang Yub OH, Chang Suk LEE, Kyung Su NA, Jun Ok MOON
  • Publication number: 20210219429
    Abstract: A flexible circuit film including a first flexible film, a second flexible film facing the first flexible film, and a plurality of wirings arranged between the first flexible film and the second flexible film. The wirings have different widths and bend in different directions, and a guide film including a material more rigid than the first and second flexible films is arranged on ends of the first flexible film. The guide film includes a tear-preventing portion overlapping with a bending portion of a shortest one of the wirings while covering portions of an inner edge near inner corners of a U-shaped flexible circuit film.
    Type: Application
    Filed: March 29, 2021
    Publication date: July 15, 2021
    Inventors: Jun-Ho HWANG, Jang-Mi LEE
  • Patent number: 11062647
    Abstract: A display device including a display panel and a data modulator. The display panel includes a main display region, an auxiliary display region adjacent to the main display region in a first direction, and a notch region adjacent to the auxiliary display region in a second direction crossing the first direction, an image not being displayed in the notch region. The data modulator modulates a notch data corresponding to the notch region among an image data.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: July 13, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ho Hwang, Yun Ki Baek
  • Patent number: 10994334
    Abstract: The present invention relates to ear-of-rice-shaped copper particles. The technical gist thereof is a method of manufacturing ear-of-rice-shaped copper particles, ear-of-rice-shaped copper particles manufactured thereby, and a conductive paste using the same. The method includes a first step of preparing a copper precursor solution, a second step of adjusting the pH of the copper precursor solution, a third step of adding a zinc powder to the pH-adjusted copper precursor solution, a fourth step of synthesizing the ear-of-rice-shaped copper particles by stirring the copper precursor solution, to which the zinc powder is added, for a predetermined time, and a fifth step of separating, washing, and then drying the synthesized ear-of-rice-shaped copper particles.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: May 4, 2021
    Inventors: Jong-Hyun Lee, Jun Ho Hwang
  • Patent number: 10997909
    Abstract: There is provided a method for setting black data of a display device and a display device employing the same. In the method for setting black data of the display device including a display unit for displaying an image corresponding to data, the method includes: applying data having a test voltage to the display unit; measuring a luminance of a test image displayed in the display unit; and when the measured luminance is a reference luminance or less, setting first black data, based on the test voltage.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: May 4, 2021
    Inventors: Si Beak Pyo, Jun Ho Hwang, Jae Woo Song, Jong Kwang Hwang
  • Patent number: 10980118
    Abstract: A flexible circuit film including a first flexible film, a second flexible film facing the first flexible film, and a plurality of wirings arranged between the first flexible film and the second flexible film. Each of the wirings has a first portion extending in a second direction from a first terminal portion to a first connection part, a second portion extending in a first direction different from the second direction from the first connection part to a second connection part, and a third portion extending in a direction opposite to the second direction from the second connection part to a second terminal portion.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: April 13, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Ho Hwang, Jang-Mi Lee
  • Patent number: 10789907
    Abstract: A gamma reference voltage generating circuit including a first resistor string disposed between a first reference voltage node and a second reference voltage node, a first multiplexer connected to the first resistor string and determining a level of a first gamma reference voltage, a first amplifier connected to the first multiplexer and outputting the first gamma reference voltage, a first resistor connected between an output terminal of the first amplifier and a first previous gamma voltage output node, a second resistor connected between the output terminal of the first amplifier and a first next gamma voltage output node, a first compensating resistor connected between a second previous gamma voltage output node and the present gamma voltage output node, and a second compensating resistor connected between a second next gamma voltage output node and the present gamma voltage output node.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: September 29, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventor: Jun-Ho Hwang
  • Publication number: 20200118478
    Abstract: A display device includes: a target pixel; observation target pixels located adjacent to the target pixel; and a grayscale corrector for converting an input grayscale value corresponding to the target pixel with reference to observation target grayscale values corresponding to the observation target pixels. The grayscale corrector includes: a light emitting pixel counter for providing a number of light emitting pixels by counting a number of observation target pixels that exceeds a reference value; and a grayscale converter for providing a converted grayscale value by converting the input grayscale value, based on the number of light emitting pixels.
    Type: Application
    Filed: August 5, 2019
    Publication date: April 16, 2020
    Inventors: Si Beak PYO, Seung Kyu LEE, Choon Yul OH, Jun Ho HWANG
  • Patent number: 10535293
    Abstract: In a method of operating a display device, it is determined whether an image represented by input image data is a single color image, it is determined whether the image represented by the input image data is a low gray image, compensated image data are generated by adding sub-pixel data corresponding to a color different from a color of the single color image to the input image data when the image represented by the input image data is the single color image and the low gray image, and an image is displayed based on the compensated image data.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: January 14, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Ho Hwang, Choonyul Oh, Sunjoon Hwang, Dongjun Han
  • Publication number: 20200013042
    Abstract: According to various embodiments of the disclosure, a first payment server may include a communication module, and a processor to receive a card registration request including account information from a first electronic device, to request a second payment server to provide card information on a card, which is registered by a second electronic device, in association with the account information, to receive the card information from the second payment server, and to transmit, to a financial company server, the card registration request of the first electronic device based on the received card information.
    Type: Application
    Filed: March 2, 2018
    Publication date: January 9, 2020
    Inventors: Ji Hye LEE, Ho Seock CHOI, Jun Ho HWANG, Bo Ram KIM, Sang Eun SHIN, Sung Jun LIM, Se Jun HAN
  • Publication number: 20190344353
    Abstract: The present invention relates to ear-of-rice-shaped copper particles. The technical gist thereof is a method of manufacturing ear-of-rice-shaped copper particles, ear-of-rice-shaped copper particles manufactured thereby, and a conductive paste using the same. The method includes a first step of preparing a copper precursor solution, a second step of adjusting the pH of the copper precursor solution, a third step of adding a zinc powder to the pH-adjusted copper precursor solution, a fourth step of synthesizing the ear-of-rice-shaped copper particles by stirring the copper precursor solution, to which the zinc powder is added, for a predetermined time, and a fifth step of separating, washing, and then drying the synthesized ear-of-rice-shaped copper particles.
    Type: Application
    Filed: January 17, 2017
    Publication date: November 14, 2019
    Applicant: Foundation for Research and Business, Seoul National University of Science and Technology
    Inventors: Jong-Hyun Lee, Jun Ho Hwang
  • Publication number: 20190281701
    Abstract: A flexible circuit film including a first flexible film, a second flexible film facing the first flexible film, and a plurality of wirings arranged between the first flexible film and the second flexible film. The wirings have different widths and bend in different directions, and a guide film including a material more rigid than the first and second flexible films is arranged on ends of the first flexible film. The guide film includes a tear-preventing portion overlapping with a bending portion of a shortest one of the wirings while covering portions of an inner edge near inner corners of a U-shaped flexible circuit film.
    Type: Application
    Filed: May 30, 2019
    Publication date: September 12, 2019
    Inventors: Jun Ho HWANG, Jang-Mi LEE
  • Publication number: 20190272798
    Abstract: A gamma reference voltage generating circuit including a first resistor string disposed between a first reference voltage node and a second reference voltage node, a first multiplexer connected to the first resistor string and determining a level of a first gamma reference voltage, a first amplifier connected to the first multiplexer and outputting the first gamma reference voltage, a first resistor connected between an output terminal of the first amplifier and a first previous gamma voltage output node, a second resistor connected between the output terminal of the first amplifier and a first next gamma voltage output node, a first compensating resistor connected between a second previous gamma voltage output node and the present gamma voltage output node, and a second compensating resistor connected between a second next gamma voltage output node and the present gamma voltage output node.
    Type: Application
    Filed: December 10, 2018
    Publication date: September 5, 2019
    Inventor: Jun-Ho HWANG
  • Patent number: 10395580
    Abstract: A method of compensating luminance of a display panel, the method including respectively measuring, at different time points, test luminances of the display panel driven by test data while a multi-time programming (MTP) operation for setting the luminance of the display panel respectively for one or more gray values is performed, and deriving a luminance equation representing a relationship between a driving time of the display panel and the luminance of the display panel from the time points and the test luminances.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: August 27, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventor: Jun-Ho Hwang
  • Publication number: 20190189045
    Abstract: In a method of operating a display device, it is determined whether an image represented by input image data is a single color image, it is determined whether the image represented by the input image data is a low gray image, compensated image data are generated by adding sub-pixel data corresponding to a color different from a color of the single color image to the input image data when the image represented by the input image data is the single color image and the low gray image, and an image is displayed based on the compensated image data.
    Type: Application
    Filed: May 31, 2018
    Publication date: June 20, 2019
    Inventors: Jun-Ho HWANG, Choonyul OH, Sunjoon HWANG, Dongjun HAN
  • Patent number: 10321568
    Abstract: A flexible circuit film including a first flexible film, a second flexible film facing the first flexible film, and a plurality of wirings arranged between the first flexible film and the second flexible film. The wirings have different widths and bend in different directions, and a guide film including a material more rigid than the first and second flexible films is arranged on ends of the first flexible film. The guide film includes a tear-preventing portion overlapping with a bending portion of a shortest one of the wirings while covering portions of an inner edge near inner corners of a U-shaped flexible circuit film.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: June 11, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ho Hwang, Jang-Mi Lee
  • Publication number: 20190156739
    Abstract: A display device including a display panel and a data modulator. The display panel includes a main display region, an auxiliary display region adjacent to the main display region in a first direction, and a notch region adjacent to the auxiliary display region in a second direction crossing the first direction, an image not being displayed in the notch region. The data modulator modulates a notch data corresponding to the notch region among an image data.
    Type: Application
    Filed: November 20, 2018
    Publication date: May 23, 2019
    Inventors: Jun-Ho HWANG, Yun Ki BAEK
  • Publication number: 20190130827
    Abstract: There is provided a method for setting black data of a display device and a display device employing the same. In the method for setting black data of the display device including a display unit for displaying an image corresponding to data, the method includes: applying data having a test voltage to the display unit; measuring a luminance of a test image displayed in the display unit; and when the measured luminance is a reference luminance or less, setting first black data, based on the test voltage.
    Type: Application
    Filed: July 24, 2018
    Publication date: May 2, 2019
    Inventors: Si Beak PYO, Jun Ho HWANG, Jae Woo SONG, Jong Kwang HWANG