Patents by Inventor Young-don Choi

Young-don Choi 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: 10559373
    Abstract: A nonvolatile memory (NVM) device includes a data pin, a control pin, an on-die termination (ODT) pin, and a plurality of NVM memory chips commonly connected to the data pin and the control pin. A first NVM chip among the NVM chips includes an ODT circuit. The first NVM chip determines one of an ODT write mode and an ODT read mode based on a control signal received through the control pin and an ODT signal received through the ODT pin, uses the ODT circuit to perform an ODT on the data pin during the ODT write mode, and uses the ODT circuit to perform the ODT on the control pin during the ODT read mode.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: February 11, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun-Ji Kim, Jung-June Park, Jeong-Don Ihm, Byung-Hoon Jeong, Young-Don Choi
  • Publication number: 20200014383
    Abstract: A semiconductor package including a first master-slave status circuit configured to store one of a first signal or a second signal independently from a second master-slave status circuit, store the first signal in response to receiving a first initial signal from a first initialization circuit, the second master-slave status circuit configured to store one of the first signal or the second signal, store the first signal in response to receiving a second initial signal from a second initialization circuit, the first initialization circuit configured to provide the first initial signal to the first master-slave status circuit, the second initialization circuit configured to provide the second initial signal to the second master-slave status circuit, and a first master-slave determination circuit connected to the second master-slave status circuit, the first master-slave determination circuit configured to provide the second signal to the second master-slave status circuit may be provided.
    Type: Application
    Filed: November 30, 2018
    Publication date: January 9, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dae Hoon NA, Seon Kyoo LEE, Jeong Don IHM, Byung Hoon JEONG, Young Don CHOI
  • Patent number: 10482935
    Abstract: Provided is a nonvolatile memory including a clock pin configured to receive an external clock signal during a duty correction circuit training period; a plurality of memory chips configured to perform a duty correction operation on an internal clock signal based on the external clock signal, the plurality of memory chips configured to perform the duty correction operation in parallel during the training period; and an input/output pin commonly connected to the plurality of memory chips, wherein each of the plurality of memory chips includes: a duty correction circuit (DCC) configured to perform the duty correction operation on the internal clock signal; and an output buffer connected between an output terminal of the DCC and the input/output pin.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: November 19, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung-june Park, Jeong-Don Ihm, Byung-hoon Jeong, Eun-ji Kim, Ji-yeon Shin, Young-don Choi
  • Publication number: 20190325979
    Abstract: A nonvolatile memory (NVM) device includes a data pin, a control pin, an on-die termination (ODT) pin, and a plurality of NVM memory chips commonly connected to the data pin and the control pin. A first NVM chip among the NVM chips includes an ODT circuit. The first NVM chip determines one of an ODT write mode and an ODT read mode based on a control signal received through the control pin and an ODT signal received through the ODT pin, uses the ODT circuit to perform an ODT on the data pin during the ODT write mode, and uses the ODT circuit to perform the ODT on the control pin during the ODT read mode.
    Type: Application
    Filed: July 1, 2019
    Publication date: October 24, 2019
    Inventors: EUN-JI KIM, JUNG-JUNE PARK, JEONG-DON IHM, BYUNG-HOON JEONG, YOUNG-DON CHOI
  • Patent number: 10439632
    Abstract: A semiconductor device includes a reference voltage generator configured to output a reference voltage. The reference voltage generator includes a boosting code circuit and a first digital-analog converter (DAC). The boosting code circuit includes a first boosting pulse generator configured to generate a first boosting pulse and a first boosting code controller configured to output a first boosting code based on a reference code and the first boosting pulse. The first DAC is configured to output the reference voltage by converting the first boosting code. The first boosting code has a first code value different from the reference code when the first boosting pulse has a first logic level, and the first boosting code has the same value as the reference code when the first boosting pulse has a second logic level opposite to the first logic level.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: October 8, 2019
    Assignee: SAMSING ELECTRONICS CO., LTD.
    Inventors: Anil Kavala, Seon-kyoo Lee, Byung-hoon Jeong, Jeong-don Ihm, Young-don Choi
  • Patent number: 10438635
    Abstract: An apparatus includes data transmitter having first through N-th data drivers configured to provide first through N-th data signals, respectively, and a strobe driver configured to provide a strobe signal, and a data receiver having a strobe buffer configured to generate a control signal based on the strobe signal, and first through N-th sense amplifiers configured to sense N-bit data based on the control signal, a reference signal and the first through N-th data signals. The bus includes a strobe TSV configured to connect the strobe driver with the strobe buffer, and first through N-th data TSVs configured to connect the first through N-th data drivers with the first through N-th sense amplifiers, respectively. A reference signal supplier controls the reference signal such that a discharge speed of the reference signal is slower than a discharge speed of each of the first through N-th data signals during data transmission.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: October 8, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seon-Kyoo Lee, Dae-Hoon Na, Jeong-Don Ihm, Byung-Hoon Jeong, Young-Don Choi
  • Publication number: 20190279733
    Abstract: A nonvolatile memory (NVM) device includes a data pin, a control pin, an on-die termination (ODT) pin, and a plurality of NVM memory chips commonly connected to the data pin and the control pin. A first NVM chip among the NVM chips includes an ODT circuit. The first NVM chip determines one of an ODT write mode and an ODT read mode based on a control signal received through the control pin and an ODT signal received through the ODT pin, uses the ODT circuit to perform an ODT on the data pin during the ODT write mode, and uses the ODT circuit to perform the ODT on the control pin during the ODT read mode.
    Type: Application
    Filed: May 30, 2019
    Publication date: September 12, 2019
    Inventors: Eun-Ji Kim, Jung-June Park, Jeong-Don Ihm, Byung-Hoon Jeong, Young-Don Choi
  • Patent number: 10340022
    Abstract: A nonvolatile memory (NVM) device includes a data pin, a control pin, an on-die termination (ODT) pin, and a plurality of NVM memory chips commonly connected to the data pin and the control pin. A first NVM chip among the NVM chips includes an ODT circuit. The first NVM chip determines one of an ODT write mode and an ODT read mode based on a control signal received through the control pin and an ODT signal received through the ODT pin, uses the ODT circuit to perform an ODT on the data pin during the ODT write mode, and uses the ODT circuit to perform the ODT on the control pin during the ODT read mode.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: July 2, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun-Ji Kim, Jung-June Park, Jeong-Don Ihm, Byung-Hoon Jeong, Young-Don Choi
  • Publication number: 20190198067
    Abstract: An apparatus includes data transmitter having first through N-th data drivers configured to provide first through N-th data signals, respectively, and a strobe driver configured to provide a strobe signal, and a data receiver having a strobe buffer configured to generate a control signal based on the strobe signal, and first through N-th sense amplifiers configured to sense N-bit data based on the control signal, a reference signal and the first through N-th data signals. The bus includes a strobe TSV configured to connect the strobe driver with the strobe buffer, and first through N-th data TSVs configured to connect the first through N-th data drivers with the first through N-th sense amplifiers, respectively. A reference signal supplier controls the reference signal such that a discharge speed of the reference signal is slower than a discharge speed of each of the first through N-th data signals during data transmission.
    Type: Application
    Filed: August 27, 2018
    Publication date: June 27, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seon-Kyoo LEE, Dae-Hoon NA, Jeong-Don IHM, Byung-Hoon JEONG, Young-Don CHOI
  • Publication number: 20190158109
    Abstract: A semiconductor device includes a reference voltage generator configured to output a reference voltage. The reference voltage generator includes a boosting code circuit and a first digital-analog converter (DAC). The boosting code circuit includes a first boosting pulse generator configured to generate a first boosting pulse and a first boosting code controller configured to output a first boosting code based on a reference code and the first boosting pulse. The first DAC is configured to output the reference voltage by converting the first boosting code. The first boosting code has a first code value different from the reference code when the first boosting pulse has a first logic level, and the first boosting code has the same value as the reference code when the first boosting pulse has a second logic level opposite to the first logic level.
    Type: Application
    Filed: November 14, 2018
    Publication date: May 23, 2019
    Inventors: Anil KAVALA, Seon-kyoo LEE, Byung-hoon JEONG, Jeong-don IHM, Young-don CHOI
  • Patent number: 10291275
    Abstract: A reception interface circuit includes a termination circuit, a buffer and an interface controller. The termination circuit is configured to change a termination mode in response to a termination control signal. The buffer is configured to change a reception characteristic in response to a buffer control signal. The interface controller is configured to generate the termination control signal and the buffer control signal such that the reception characteristic of the buffer is changed in association with the change in the termination mode. The reception interface circuit may support various communication standards by changing the reception characteristic of the buffer in association with the termination mode. Using the reception interface circuit, communication efficiency of transceiver systems such as a memory system and/or compatibility between a transmitter device and a receiver device may be improved.
    Type: Grant
    Filed: January 3, 2017
    Date of Patent: May 14, 2019
    Assignee: Samsung Electronics Co., LTD.
    Inventors: Seon-Kyoo Lee, Byung-Hoon Jeong, Jeong-Don Ihm, Young-Don Choi
  • Publication number: 20190139585
    Abstract: A memory device includes; a first memory chip including a first on-die Termination (ODT) circuit comprising a first ODT resistor, a second memory chip including a second ODT circuit comprising a second ODT resistor, at least one chip enable signal pin that receives at least one chip enable signal, wherein the at least one chip enable signal selectively enables at least one of the first memory chip and the second memory chip, and an ODT pin commonly connected to the first memory chip and the second memory chip that receives an ODT signal, wherein the ODT signal defines an enable period for at least one of the first ODT circuit and the second ODT circuit, and in response to the ODT signal and the at least one chip enable signal, one of the first ODT resistor and the second ODT resistor is enabled to terminate a signal received by at least one of the first memory chip and the second memory chip.
    Type: Application
    Filed: August 8, 2018
    Publication date: May 9, 2019
    Inventors: EUN-JI KIM, JUNG-JUNE PARK, JEONG-DON IHM, BYUNG-HOON JEONG, YOUNG-DON CHOI
  • Publication number: 20190096447
    Abstract: A non-volatile memory device includes a serial pipeline structure connected to an output stage of a First In, First Out (FIFO) memory. The FIFO memory is configured to store data transmitted through a data path having a wave pipeline structure based on a plurality of FIFO input clock signals and output the stored data based on a plurality of FIFO output clock signals. A serializer is configured to output data to an input/output pad based on a select clock signal. The serial pipeline structure is connected between the FIFO memory and the serializer and configured to compensate for a phase difference between the data output from the FIFO memory and the select clock signal.
    Type: Application
    Filed: May 9, 2018
    Publication date: March 28, 2019
    Inventors: DONG-SU JANG, Man-jae YANG, Jeong-don IHM, Go-eun JUNG, Byung-hoon JEONG, Young-don CHOI
  • Patent number: 10205431
    Abstract: A nonvolatile memory device includes a first memory structure. The first memory structure includes first through N-th memory dies that may be connected to an external memory controller via a first channel. N is a natural number equal to or greater than two. At least one of the first through N-th memory dies is configured to be used as a first representative die that performs an on-die termination (ODT) operation while a data write operation is performed for one of the first through N-th memory dies.
    Type: Grant
    Filed: January 18, 2017
    Date of Patent: February 12, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Woon Kang, Jeong-Don Ihm, Byung-Hoon Jeong, Young-Don Choi
  • Publication number: 20180350414
    Abstract: Provided is a nonvolatile memory including a clock pin configured to receive an external clock signal during a duty correction circuit training period; a plurality of memory chips configured to perform a duty correction operation on an internal clock signal based on the external clock signal, the plurality of memory chips configured to perform the duty correction operation in parallel during the training period; and an input/output pin commonly connected to the plurality of memory chips, wherein each of the plurality of memory chips includes: a duty correction circuit (DCC) configured to perform the duty correction operation on the internal clock signal; and an output buffer connected between an output terminal of the DCC and the input/output pin.
    Type: Application
    Filed: May 17, 2018
    Publication date: December 6, 2018
    Applicant: Samsung Electronics Co, Ltd
    Inventors: Jung-june PARK, Jeong-Don Ihm, Byung-hoon Jeong, Eun-ji Kim, Ji-yeon Shin, Young-don Choi
  • Publication number: 20180336958
    Abstract: A nonvolatile memory (NVM) device includes a data pin, a control pin, an on-die termination (ODT) pin, and a plurality of NVM memory chips commonly connected to the data pin and the control pin. A first NVM chip among the NVM chips includes an ODT circuit. The first NVM chip determines one of an ODT write mode and an ODT read mode based on a control signal received through the control pin and an ODT signal received through the ODT pin, uses the ODT circuit to perform an ODT on the data pin during the ODT write mode, and uses the ODT circuit to perform the ODT on the control pin during the ODT read mode.
    Type: Application
    Filed: May 11, 2018
    Publication date: November 22, 2018
    Inventors: Eun-Ji Kim, Jung-June Park, Jeong-Don Ihm, Byung-Hoon Jeong, Young-Don Choi
  • Patent number: 9786434
    Abstract: A multilayer ceramic electronic component may include a ceramic body including a dielectric layer and having first and second main surfaces, first and second side surfaces, and first and second end surfaces, a length of the ceramic body being 1300 ?m or less; a first external electrode; a second external electrode; a third external electrode; a first internal electrode connected to the first and second external electrodes; and a second internal electrode connected to the third external electrode. When a thickness of the first to third external electrodes formed on the first and second main surfaces and the first and second side surfaces is defined as to and an interval between adjacent external electrodes among the first to third external electrodes is defined as G, 5?G/te is satisfied.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: October 10, 2017
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Young Don Choi
  • Publication number: 20170288717
    Abstract: A reception interface circuit includes a termination circuit, a buffer and an interface controller. The termination circuit is configured to change a termination mode in response to a termination control signal. The buffer is configured to change a reception characteristic in response to a buffer control signal. The interface controller is configured to generate the termination control signal and the buffer control signal such that the reception characteristic of the buffer is changed in association with the change in the termination mode. The reception interface circuit may support various communication standards by changing the reception characteristic of the buffer in association with the termination mode. Using the reception interface circuit, communication efficiency of transceiver systems such as a memory system and/or compatibility between a transmitter device and a receiver device may be improved.
    Type: Application
    Filed: January 3, 2017
    Publication date: October 5, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seon-Kyoo LEE, Byung-Hoon JEONG, Jeong-Don IHM, Young-Don CHOI
  • Publication number: 20170288634
    Abstract: A nonvolatile memory device includes a first memory structure. The first memory structure includes first through N-th memory dies that may be connected to an external memory controller via a first channel. N is a natural number equal to or greater than two. At least one of the first through N-th memory dies is configured to be used as a first representative die that performs an on-die termination (ODT) operation while a data write operation is performed for one of the first through N-th memory dies.
    Type: Application
    Filed: January 18, 2017
    Publication date: October 5, 2017
    Inventors: DAE-WOON KANG, Jeong-Don IHM, Byung-Hoon JEONG, Young-Don CHOI
  • Patent number: 9754921
    Abstract: A stacked semiconductor apparatus and method of fabricating same are disclosed. The apparatus includes upper and lower semiconductor devices having a similar pattern of connection elements. When stacked connected the resulting plurality of semiconductor devices includes a serial connection path traversing the stack, and may also include parallel connection paths, back-side mounted large components, and vertical thermal conduits.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: September 5, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki-Tae Park, Kang-Wook Lee, Young-Don Choi, Yun-Sang Lee