Patents by Inventor Do-Han Kim

Do-Han 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).

  • Patent number: 11915782
    Abstract: An electronic device including a memory device with improved reliability is provided. The semiconductor device comprises a data pin configured to transmit a data signal, a command/address pin configured to transmit a command and an address, a command/address receiver connected to the command/address pin, and a computing unit connected to the command/address receiver, wherein the command/address receiver receives a first command and a first address from the outside through the command/address pin and generates a first instruction on the basis of the first command and the first address, and the computing unit receives the first instruction and performs computation based on the first instruction.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Min Lee, Nam Hyung Kim, Dae Jeong Kim, Do Han Kim, Min Su Kim, Deok Ho Seo, Won Jae Shin, Yong Jun Yu, Il Gyu Jung, In Su Choi
  • Patent number: 11887692
    Abstract: An operation method of a memory device, having a plurality of memory cells, includes receiving a partial write command, which includes a partial write enable signal (PWE) and a plurality of mask signals, during a command/address input interval. A data strobe signal is received through a data strobe line after receiving the partial write command Data is received through a plurality of data lines in synchronization with the data strobe signal during a data input interval. A part of the data is stored in the plurality of memory cells based on the plurality of mask signals, in response to the partial write enable signal, during a data write interval.
    Type: Grant
    Filed: November 26, 2021
    Date of Patent: January 30, 2024
    Inventors: Wonjae Shin, Nam Hyung Kim, Dae-Jeong Kim, Do-Han Kim, Deokho Seo, Insu Choi
  • Publication number: 20230385024
    Abstract: A memory cell comprises: a weight storage circuit configured, when a write word line is activated, to receive a weight voltage, according to a weight value to be stored through a write bit line, and transmit the weight voltage to a storage node, and, when a read word line is activated, to drop a read voltage precharged, according to a voltage level of the storage node, to a voltage level of the read word line; and a MAC operation circuit configured, when a data enable line is activated, to transmit an input voltage according to a value of input data to a coupling node through a data input line, and, to discharge the coupling node according to a level of the weight voltage stored in the storage node, and, when the data enable line is reactivated, to transmit a voltage change of the coupling node to a multiply word line.
    Type: Application
    Filed: May 4, 2023
    Publication date: November 30, 2023
    Inventors: Seong-Ook JUNG, Do-Han KIM, In-Jun JUNG
  • Publication number: 20230349618
    Abstract: The present invention relates to a water purifier with an ice maker, and more particularly to a water purifier with an ice maker, wherein a guide member for guiding ice may stably guide ice separated while moving together with a tray member, and the guide member does not interfere with a purified water storage part even in a case where the tray member rotates such that the purifier can increase the capacity of the purified water storage part and thus can improve user convenience.
    Type: Application
    Filed: May 27, 2021
    Publication date: November 2, 2023
    Applicant: COWAY Co., Ltd.
    Inventors: Kwang Seok HONG, Jung Chul PARK, Do Han KIM, Seong Wook KIM
  • Publication number: 20230309373
    Abstract: An organic light emitting diode and an organic light emitting device including the same are discussed. The organic light emitting diode can include a first compound represented by a following formula, a second compound as a p-type host, and a third compound as an n-type host in an emitting material layer. As a result, the organic light emitting diode and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan.
    Type: Application
    Filed: October 3, 2022
    Publication date: September 28, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: In-Bum SONG, Do-Han KIM, Sung-Jin PARK, Jae-Min MOON
  • Publication number: 20230217669
    Abstract: A light emitting device including a first electrode and a second electrode facing each other, and a first blue stack, a first charge generation layer, and a phosphorescent stack disposed between the first electrode and the second electrode. The phosphorescent stack includes a hole transport layer, a red light emitting layer, a green light emitting layer, and an electron transport layer. The red light emitting layer includes an electron transport host represented by Formula 1, a hole transport host different from the hole transport layer, and a red dopant.
    Type: Application
    Filed: December 16, 2022
    Publication date: July 6, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Myeong Seon CHO, Wook SONG, Sae Mi PARK, Jung Keun KIM, Do Han KIM, Byung Soo KIM, Hye Seung KANG
  • Publication number: 20230217816
    Abstract: Disclosed is a light emitting device capable of improving color purity and luminance, reducing a material driving voltage, and exhibiting a longer lifespan by changing the configuration of a green stack. The light emitting device includes a first electrode and a second electrode facing each other, and a light emitting unit including a p-type charge generation layer, a hole transport layer, and a green light emitting layer, which are sequentially stacked, wherein the green light emitting layer includes a triazine-based compound as a host and a phosphorescent dopant.
    Type: Application
    Filed: December 19, 2022
    Publication date: July 6, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Wook SONG, Myeong Seon CHO, Sae Mi PARK, Jung Keun KIM, Do Han KIM, Byung Soo KIM, Hye Seung KANG
  • Publication number: 20230200207
    Abstract: An organic light emitting diode and an organic light emitting device including the same are discussed. The organic light emitting diode can include a first compound represented by a following formula, a second compound as a p-type host, and a third compound as an n-type host in an emitting material layer. As a result, the organic light emitting diode and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan.
    Type: Application
    Filed: September 27, 2022
    Publication date: June 22, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Jae-Min Moon, In-Bum Song, Do-Han Kim, Sung-Jin Park
  • Publication number: 20230148324
    Abstract: An organic light emitting diode and an organic light emitting device including the organic light emitting diode are discussed. The organic light emitting diode can include a first compound represented by the following formula, a second compound as a p-type host and a third compound as an n-type host in an emitting material layer. As a result, the organic light emitting diode and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan.
    Type: Application
    Filed: October 3, 2022
    Publication date: May 11, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Sung-Jin Park, In-Bum Song, Do-Han Kim, Jae-Min Moon
  • Publication number: 20230139277
    Abstract: An organic light emitting diode and an organic light emitting device thereof are provided, each including a first compound represented by the following structure, a second compound as a p-type host and a third compound as an n-type host in an emitting material layer. As a result, the organic light emitting diode and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan. The organic light emitting device includes the organic light emitting diode and can be a display device or a lighting device.
    Type: Application
    Filed: September 27, 2022
    Publication date: May 4, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: In-Bum SONG, Do-Han KIM, Sung-Jin PARK, Jae-Min MOON
  • Publication number: 20230132589
    Abstract: An organic light emitting diode and an organic light emitting device including the organic light emitting diode are discussed. The organic light emitting diode can include a first compound represented by the following formula, a second compound as a p-type host, and a third compound as an n-type host in an emitting material layer. As a result, the organic light emitting diode and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan.
    Type: Application
    Filed: October 3, 2022
    Publication date: May 4, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Jae-Min MOON, In-Bum SONG, Do-Han KIM, Sung-Jin PARK
  • Publication number: 20230130284
    Abstract: An organic light emitting diode and an organic light emitting device including the same are discussed. The organic light emitting diode can include a first compound represented by a following formula, a second compound as a p-type host, and a third compound as an n-type host in an emitting material layer. As a result, the organic light emitting diode and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan.
    Type: Application
    Filed: October 3, 2022
    Publication date: April 27, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Sung-Jin PARK, In-Bum SONG, Do-Han KIM, Jae-Min MOON
  • Publication number: 20230124167
    Abstract: An organic light emitting diode and an organic light emitting device including the organic light emitting diode are discussed. The organic light emitting diode can include a first compound represented by the following formula, a second compound as a p-type host and a third compound as an n-type host in an emitting material layer. As a result, the organic light emitting diode and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan.
    Type: Application
    Filed: September 27, 2022
    Publication date: April 20, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: In-Bum Song, Do-Han Kim, Sung-Jin Park, Jae-Min Moon
  • Publication number: 20230121109
    Abstract: An organic light emitting diode and an organic light emitting device thereof are provided, each including a first compound represented by following structure, a second compound as a p-type host and a third compound as an n-type host in an emitting material layer. As a result, the organic light emitting diode and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan. The organic light emitting device includes the organic light emitting diode and can be a display device or a lighting device.
    Type: Application
    Filed: September 27, 2022
    Publication date: April 20, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Jae-Min Moon, In-Bum Song, Do-Han Kim, Sung-Jin Park
  • Publication number: 20230123928
    Abstract: An organic light emitting diode and an organic light emitting device thereof are provided, each including a first compound represented by following structure, a second compound as a p-type host and a third compound as an n-type host in an emitting material layer. As a result, the organic light emitting diode and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan. The organic light emitting device includes the organic light emitting diode and can be a display device or a lighting device.
    Type: Application
    Filed: September 27, 2022
    Publication date: April 20, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Sung-Jin PARK, In-Bum SONG, Do-Han KIM, Jae-Min MOON
  • Patent number: 11631443
    Abstract: A semiconductor device including a memory device which has improved reliability is provided. The semiconductor device comprises at least one data pin configured to transfer a data signal, at least one command address pin configured to transfer a command and an address, at least one serial pin configured to transfer a serial data signal, and processing circuitry connected to the at least one data pin and the at least one serial pin. The processing circuitry is configured to receive the data signal from outside through the at least one data pin, and the processing circuitry is configured to output the serial data signal through the at least one serial pin in response to the received data signal.
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: April 18, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong Jun Yu, Nam Hyung Kim, Do-Han Kim, Min Su Kim, Deok Ho Seo, Won Jae Shin, Chang Min Lee, Il Gyu Jung, In Su Choi
  • Publication number: 20230112776
    Abstract: An operation method of a memory controller, which is configured to control a memory module including a plurality of memory devices and at least one error correction code (ECC) device, is provided. The method includes reading a data set including user data stored in the plurality of memory devices and ECC data stored in the at least one ECC device, based on a read command and a first address, and writing uncorrectable data in a memory area, which is included in each of the plurality of memory devices and the at least one ECC device and corresponds to the first address, when an error of the user data is not corrected based on the ECC data.
    Type: Application
    Filed: August 16, 2022
    Publication date: April 13, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-Jeong KIM, Tae-Kyeong KO, Nam Hyung KIM, Do-Han KIM, Deokho SEO, Ho-Young LEE, Insu CHOI
  • Patent number: 11531585
    Abstract: A memory module includes a memory device configured to receive a first refresh command from a host, and perform a refresh operation in response to the first refresh command during a refresh time, and a computing unit configured to detect the first refresh command provided from the host to the memory device, and write a first error pattern at a first address of the memory device during the refresh time.
    Type: Grant
    Filed: February 17, 2021
    Date of Patent: December 20, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Deok Ho Seo, Nam Hyung Kim, Dae-Jeong Kim, Do-Han Kim, Min Su Kim, Won Jae Shin, Yong Jun Yu, Chang Min Lee, Il Gyu Jung, In Su Choi
  • Patent number: 11516482
    Abstract: According to one embodiment of the present invention, an electronic device may comprise a processor and an image sensing module, wherein the image sensing module comprises an image sensor, and a control circuit electrically connected to the image sensor and connected to the processor through an interface, and the control circuit is configured to: acquire at least one raw image, using the image sensor; designate, for the at least one raw image, first data corresponding to a first region and second data not corresponding to the first region, on the basis of information related to the first region in the at least one raw image; transform the at least one raw image by changing at least a part of the second data to a designated value; and compress the at least one transformed raw image and transmit the compressed transformed raw image to the processor.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: November 29, 2022
    Inventors: Do-Han Kim, Jin-Min Bang, Chang-Woo Lee
  • Publication number: 20220366949
    Abstract: An operation method of a memory device, having a plurality of memory cells, includes receiving a partial write command, which includes a partial write enable signal (PWE) and a plurality of mask signals, during a command/address input interval. A data strobe signal is received through a data strobe line after receiving the partial write command Data is received through a plurality of data lines in synchronization with the data strobe signal during a data input interval. A part of the data is stored in the plurality of memory cells based on the plurality of mask signals, in response to the partial write enable signal, during a data write interval.
    Type: Application
    Filed: November 26, 2021
    Publication date: November 17, 2022
    Inventors: WONJAE SHIN, NAM HYUNG KIM, DAE-JEONG KIM, DO-HAN KIM, DEOKHO SEO, INSU CHOI