Patents by Inventor Junghak Kim

Junghak Kim 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: 20260186606
    Abstract: A display module includes a display panel, a plurality of sensors, a plurality of multiplexors, a plurality of spider lines, a plurality of flexible printed circuit boards, a circuit board, and a plurality of input detection driving circuits. The plurality of sensors and the plurality of plurality of input detection driving circuits detects a user's touch by using a self-dot method. The circuit board electrically connects the plurality of sensors and the plurality of input detection driving circuits to each other. The circuit board includes a plurality of connection lines, and a portion and another portion of at least one of the plurality of connection lines are disposed in different layers of the circuit board.
    Type: Application
    Filed: June 18, 2025
    Publication date: July 2, 2026
    Inventors: JUNGHA SON, JUNGHAK KIM, YUN A MA, SANGWOOK YOO, JEONGHEON LEE
  • Publication number: 20260104770
    Abstract: A touch module includes a touch panel including touch electrodes, and a touch panel driver configured to provide a touch driving signal to the touch panel and detect a touch of an object based on a touch sensing signal received from the touch panel in response to the touch driving signal. The touch panel is a self-dot type, and the touch panel driver includes touch drivers, and each of the touch drivers is configured to provide a touch driving signal having a different frequency to the touch panel.
    Type: Application
    Filed: May 29, 2025
    Publication date: April 16, 2026
    Inventors: JUNGHA SON, JUNGHAK KIM, YUN A MA, SANGWOOK YOO, JEONGHEON LEE
  • Patent number: 12469435
    Abstract: A display apparatus capable of detecting movement of an object and displaying text corresponding to the detected movement is provided. The display apparatus includes a substrate including a display area and a peripheral area proximate to the display area. A plurality of pixels are arranged in the display area. A first antenna is arranged in the peripheral area and extends in a first direction. A second antenna is arranged in the peripheral area and extends in a second direction crossing the first direction.
    Type: Grant
    Filed: April 25, 2024
    Date of Patent: November 11, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jaeuk Choi, Kiseo Kim, Hyunjae Lee, Junghak Kim
  • Publication number: 20250315125
    Abstract: Disclosed is an electronic device which include a sensor layer that includes a plurality of sensing electrodes, and a sensor driving unit that drives the sensor layer in units of sensing frame. The sensing frame includes a first sensing frame including a first scan section and a first processing section and a second sensing frame including a second scan section and a second processing section. The sensor driving unit generates first coordinate information during the first scan section, stores the first coordinate information during the first processing section, generates second coordinate information during the second scan section, and stores the second coordinate information during the second processing section and determines whether the first coordinate information and the second coordinate information coincide with each other.
    Type: Application
    Filed: October 22, 2024
    Publication date: October 9, 2025
    Inventors: JEONGHEON LEE, JUNGHAK KIM, YUN A MA
  • Publication number: 20250279385
    Abstract: A non-conductive film, a semiconductor device and a manufacturing method of the same. The non-conductive film includes an adhesive layer including a thermoplastic resin, a thermosetting resin, a curing agent, and an inorganic filler, and the adhesive layer has a Y of Equation 1 that is ?0 and ?3: Y = ( ? ? T * G ) 2 / ( 5.88 * ? ) [ Equation ? 1 ] where ?T is the difference between the heat-generation start temperature and the maximum heat-generation temperature of the adhesive layer measured by differential scanning calorimetry at a temperature increase rate of 10° C./min and a temperature of 30° C. to 300° C., G is the adhesive layer gelling time at 200° C., and ? is the adhesive layer minimum melt viscosity in Pa·s. The non-conductive film can effectively prevent generation of voids during the semiconductor manufacturing process and sufficiently adheres to the semiconductor element, thereby providing a semiconductor device having excellent reliability.
    Type: Application
    Filed: November 8, 2023
    Publication date: September 4, 2025
    Inventors: Minsu JEONG, Junghak KIM, Seunghee NAM, Eunbyurl CHO, Kibeom KIM
  • Patent number: 12286564
    Abstract: The present disclosure relates to a resin composition for semiconductor adhesion comprising: a thermoplastic resin; a thermosetting resin; a curing agent; and a curing catalyst compound having a specific structure, and an adhesive film for semiconductor, a method for manufacturing a semiconductor package, and a semiconductor package using the same.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: April 29, 2025
    Assignee: LG CHEM, LTD.
    Inventors: Youngsam Kim, You Jin Kyung, Kwang Joo Lee, Minsu Jeong, Junghak Kim, Ju Hyeon Kim
  • Publication number: 20250095549
    Abstract: A display apparatus capable of detecting movement of an object and displaying text corresponding to the detected movement is provided. The display apparatus includes a substrate including a display area and a peripheral area proximate to the display area. A plurality of pixels are arranged in the display area. A first antenna is arranged in the peripheral area and extends in a first direction. A second antenna is arranged in the peripheral area and extends in a second direction crossing the first direction.
    Type: Application
    Filed: April 25, 2024
    Publication date: March 20, 2025
    Inventors: Jaeuk CHOI, Kiseo Kim, Hyunjae Lee, Junghak Kim
  • Patent number: 12225742
    Abstract: According to one aspect of the invention, a detection module for a display device, the detection module includes: a substrate; a detector disposed on the substrate to detect an external signal; a sensor driving circuit disposed on the substrate to drive the detector; and a light shielding layer to block an external light from entering the sensor driving circuit and to receive a light blocking voltage.
    Type: Grant
    Filed: February 7, 2024
    Date of Patent: February 11, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghak Kim, Youngsik Kim, Kyowon Ku, Jaehyung Jo
  • Patent number: 12099675
    Abstract: An electronic device includes: a display layer configured to display an image; a display driver configured to drive the display layer; a sensor layer on the display layer; and a sensor driver configured to drive the sensor layer, and wherein the sensor layer is configured to output a first uplink signal generated with a first reference voltage in a first mode, and to output a second uplink signal generated with a second reference voltage greater than the first reference voltage in a second mode different from the first mode.
    Type: Grant
    Filed: November 30, 2022
    Date of Patent: September 24, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghak Kim, Youngsik Kim, Kyowon Ku, Jeongheon Lee, Hansu Cho
  • Publication number: 20240250101
    Abstract: According to one aspect of the invention, a detection module for a display device, the detection module includes: a substrate; a detector disposed on the substrate to detect an external signal; a sensor driving circuit disposed on the substrate to drive the detector; and a light shielding layer to block an external light from entering the sensor driving circuit and to receive a light blocking voltage.
    Type: Application
    Filed: February 7, 2024
    Publication date: July 25, 2024
    Inventors: Junghak KIM, Youngsik KIM, Kyowon KU, Jaehyung JO
  • Patent number: 12032756
    Abstract: An input device includes: a housing; a tip electrode protruding outside of the housing and configured to transmit a downlink signal to the outside; a reception electrode inside the housing and configured to receive an uplink signal from the outside; and a communication circuit electrically connected to the tip electrode and the reception electrode and configured to receive the uplink signal from the reception electrode or to transmit the downlink signal to the tip electrode, wherein a surface of the reception electrode has a concave-convex structure.
    Type: Grant
    Filed: December 19, 2022
    Date of Patent: July 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghak Kim, Kyowon Ku, Youngsik Kim, Hansu Cho
  • Patent number: 12006308
    Abstract: The present disclosure relates to a polymer compound having a specific structure, including an acrylic resin having a functional group capable of mutual hydrogen bonding with an acrylic resin having imidazole, a resin composition for bonding semiconductors including a thermoplastic resin; a thermosetting resin; a curing agent; and the polymer compound having a specific structure, and an adhesive film for semiconductor produced using the same.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: June 11, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Youngsam Kim, Junghak Kim, Ju Hyeon Kim, Kwang Joo Lee
  • Patent number: 11993731
    Abstract: The present disclosure relates to an adhesive composition for semiconductor circuit connection and an adhesive film containing the same. The adhesive composition for semiconductor circuit connection according to the present disclosure can exhibit excellent adhesive strength during thermal compression bonding of a semiconductor circuit, and minimize a warpage of wafer caused by stacking of semiconductor circuits.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: May 28, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Junghak Kim, You Jin Kyung, Kwang Joo Lee, Minsu Jeong, Ju Hyeon Kim, Youngsam Kim
  • Patent number: 11941203
    Abstract: An electronic device includes: a display layer to display an image; a sensor layer on the display layer; and a sensor driver electrically connected with the sensor layer, and to be selectively driven in a first mode for detecting a passive input, or a second mode for detecting an active input. In the second mode, the sensor driver is to: receive a plurality of sensing signals from the sensor layer; divide the plurality of sensing signals into a valid signal and a noise signal; calculate intermediate coordinates based on the valid signal; and correct the intermediate coordinates based on the noise signal to calculate input coordinates.
    Type: Grant
    Filed: October 12, 2022
    Date of Patent: March 26, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeongheon Lee, Soongyu Lee, Kyowon Ku, Junghak Kim, Hansu Cho
  • Patent number: 11923390
    Abstract: A detection module for a display device includes: a substrate; a detector disposed on the substrate to detect an external signal; a sensor driving circuit disposed on the substrate to drive the detector; and a light shielding layer to block an external light from entering the sensor driving circuit and to receive a light blocking voltage.
    Type: Grant
    Filed: January 12, 2021
    Date of Patent: March 5, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghak Kim, Youngsik Kim, Kyowon Ku, Jaehyung Jo
  • Patent number: 11834415
    Abstract: The present disclosure relates to an adhesive resin composition for bonding semiconductors, including: a thermoplastic resin; a thermosetting resin; a curing agent; and a compound having a specific structure, and an adhesive film for semiconductors including the same.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: December 5, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Ju Hyeon Kim, Junghak Kim, Seunghee Nam, Kwang Joo Lee
  • Publication number: 20230214030
    Abstract: An input device includes: a housing; a tip electrode protruding outside of the housing and configured to transmit a downlink signal to the outside; a reception electrode inside the housing and configured to receive an uplink signal from the outside; and a communication circuit electrically connected to the tip electrode and the reception electrode and configured to receive the uplink signal from the reception electrode or to transmit the downlink signal to the tip electrode, wherein a surface of the reception electrode has a concave-convex structure.
    Type: Application
    Filed: December 19, 2022
    Publication date: July 6, 2023
    Inventors: JUNGHAK KIM, KYOWON KU, YOUNGSIK KIM, HANSU CHO
  • Publication number: 20230214052
    Abstract: An electronic device includes: a display layer to display an image; a sensor layer on the display layer; and a sensor driver electrically connected with the sensor layer, and to be selectively driven in a first mode for detecting a passive input, or a second mode for detecting an active input. In the second mode, the sensor driver is to: receive a plurality of sensing signals from the sensor layer; divide the plurality of sensing signals into a valid signal and a noise signal; calculate intermediate coordinates based on the valid signal; and correct the intermediate coordinates based on the noise signal to calculate input coordinates.
    Type: Application
    Filed: October 12, 2022
    Publication date: July 6, 2023
    Inventors: JEONGHEON LEE, SOONGYU LEE, KYOWON KU, JUNGHAK KIM, HANSU CHO
  • Publication number: 20230185398
    Abstract: An electronic device includes: a display layer configured to display an image; a display driver configured to drive the display layer; a sensor layer on the display layer; and a sensor driver configured to drive the sensor layer, and wherein the sensor layer is configured to output a first uplink signal generated with a first reference voltage in a first mode, and to output a second uplink signal generated with a second reference voltage greater than the first reference voltage in a second mode different from the first mode.
    Type: Application
    Filed: November 30, 2022
    Publication date: June 15, 2023
    Inventors: JUNGHAK KIM, YOUNGSIK KIM, KYOWON KU, JEONGHEON LEE, HANSU CHO
  • Patent number: 11625118
    Abstract: An electronic device, includes: a display panel; and an input sensor on the display panel, wherein the input sensor includes a plurality of sensing electrodes, each having a first region and a second region that surrounds the first region, each of the plurality of sensing electrodes including a pen electrode configured to detect an input tool and a touch electrode configured to detect a touch input, wherein the pen electrode is at the first region, and wherein the touch electrode is at the second region.
    Type: Grant
    Filed: August 11, 2021
    Date of Patent: April 11, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghak Kim, Youngsik Kim, Kyowon Ku, Jeongheon Lee