Patents by Inventor Man Keun Kang

Man Keun Kang 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: 20230103255
    Abstract: A memory includes: a data receiving circuit suitable for receiving a data during a write operation; a data rotation circuit suitable for changing an order of the data transferred from the data receiving circuit and outputting the data whose order is changed in response to an address during the write operation; an error correction code generation circuit suitable for generating an error correction code based on the data output from the data rotation circuit during the write operation; and a memory core suitable for storing the data received by the data receiving circuit and the error correction code during the write operation.
    Type: Application
    Filed: December 8, 2022
    Publication date: March 30, 2023
    Inventors: Eun Hyup DOH, Man Keun KANG
  • Patent number: 11550661
    Abstract: A memory includes: a data receiving circuit suitable for receiving a data during a write operation; a data rotation circuit suitable for changing an order of the data transferred from the data receiving circuit and outputting the data whose order is changed in response to an address during the write operation; an error correction code generation circuit suitable for generating an error correction code based on the data output from the data rotation circuit during the write operation; and a memory core suitable for storing the data received by the data receiving circuit and the error correction code during the write operation.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: January 10, 2023
    Assignee: SK hynix Inc.
    Inventors: Eun Hyup Doh, Man Keun Kang
  • Publication number: 20220229726
    Abstract: A memory includes: a data receiving circuit suitable for receiving a data during a write operation; a data rotation circuit suitable for changing an order of the data transferred from the data receiving circuit and outputting the data whose order is changed in response to an address during the write operation; an error correction code generation circuit suitable for generating an error correction code based on the data output from the data rotation circuit during the write operation; and a memory core suitable for storing the data received by the data receiving circuit and the error correction code during the write operation.
    Type: Application
    Filed: May 21, 2021
    Publication date: July 21, 2022
    Inventors: Eun Hyup DOH, Man Keun KANG
  • Patent number: 10068632
    Abstract: A semiconductor system includes a semiconductor device suitable for not performing an internal refresh operation when entering a self-refresh mode in response to a self-refresh command, and cutting off input of an auto-refresh command when exiting the self-refresh mode.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: September 4, 2018
    Assignee: SK hynix Inc.
    Inventors: Geun Ho Choi, Man Keun Kang, Myung Kyun Kwak
  • Publication number: 20170352405
    Abstract: A semiconductor system includes a semiconductor device suitable for not performing an internal refresh operation when entering a self-refresh mode in response to a self-refresh command, and cutting off input of an auto-refresh command when exiting the self-refresh mode.
    Type: Application
    Filed: August 22, 2017
    Publication date: December 7, 2017
    Applicant: SK hynix Inc.
    Inventors: Geun Ho CHOI, Man Keun KANG, Myung Kyun KWAK
  • Patent number: 9773541
    Abstract: A semiconductor system includes a semiconductor device suitable for not performing an internal refresh operation when entering a self-refresh mode in response to a self-refresh command, and cutting off input of an auto-refresh command when exiting the self-refresh mode.
    Type: Grant
    Filed: July 20, 2016
    Date of Patent: September 26, 2017
    Assignee: SK hynix Inc.
    Inventors: Geun Ho Choi, Man Keun Kang, Myung Kyun Kwak
  • Patent number: 9711193
    Abstract: A driving signal control circuit includes a discharge circuit, a counter circuit, and a control circuit. The discharge circuit is configured to compare a monitored voltage and a reference voltage, and generate a discharge signal. The monitored voltage is proportional to a core voltage. The counter circuit is configured to perform an up/down count operation according to the discharge signal, and generate a count signal. The control circuit is configured to generate a driving signal which has an enable period proportional to the count signal.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: July 18, 2017
    Assignee: SK hynix Inc.
    Inventors: Man Keun Kang, Saeng Hwan Kim
  • Patent number: 9672893
    Abstract: A semiconductor device includes a decoded signal generation circuit suitable for executing a counting operation to generate a decoded signal in response to an oscillation signal during a refresh section, a refresh pulse generation circuit suitable for generating a refresh pulse for executing a refresh operation in response to the decoded signal and a temperature code, and a reset pulse generation circuit suitable for generating a reset pulse initializing the decoded signal in response to the refresh pulse.
    Type: Grant
    Filed: February 11, 2016
    Date of Patent: June 6, 2017
    Assignee: SK hynix Inc.
    Inventors: Chul Moon Jung, Mi Hyun Hwang, Man Keun Kang, Sang Kwon Lee
  • Publication number: 20170133086
    Abstract: A semiconductor device includes a decoded signal generation circuit suitable for executing a counting operation to generate a decoded signal in response to an oscillation signal during a refresh section, a refresh pulse generation circuit suitable for generating a refresh pulse for executing a refresh operation in response to the decoded signal and a temperature code, and a reset pulse generation circuit suitable for generating a reset pulse initializing the decoded signal in response to the refresh pulse.
    Type: Application
    Filed: February 11, 2016
    Publication date: May 11, 2017
    Inventors: Chul Moon JUNG, Mi Hyun HWANG, Man Keun KANG, Sang Kwon LEE
  • Publication number: 20170019100
    Abstract: A driving signal control circuit includes a discharge circuit, a counter circuit, and a control circuit. The discharge circuit is configured to compare a monitored voltage and a reference voltage, and generate a discharge signal. The monitored voltage is proportional to a core voltage. The counter circuit is configured to perform an up/down count operation according to the discharge signal, and generate a count signal. The control circuit is configured to generate a driving signal which has an enable period proportional to the count signal.
    Type: Application
    Filed: December 17, 2015
    Publication date: January 19, 2017
    Inventors: Man Keun KANG, Saeng Hwan KIM
  • Publication number: 20160217846
    Abstract: A semiconductor device may include a refresh controller and a bank active signal generator. The refresh controller may be suitable for generating a level signal, setting a level of the level signal in response to a refresh pulse signal while operating in a test mode, and suitable for receiving a refresh flag signal and generating a first period signal and a second period signal in response to the level signal. The bank active signal generator may be suitable for generating bank active signals for a first bank group in response to the first period signal, and generating bank active signals for a second bank group in response to the second period signal.
    Type: Application
    Filed: May 6, 2015
    Publication date: July 28, 2016
    Inventors: Chul Moon JUNG, Man Keun KANG, Mi Hyun HWANG
  • Publication number: 20150008970
    Abstract: A period signal generation circuit includes a first buffer unit suitable for buffering a buffer signal and output an output signal; and a second buffer unit suitable for buffering the output signal and output a period signal, wherein each of the first and second buffer units includes a resistor element coupled between a body of a metal oxide semiconductor (MOS) transistor and a source.
    Type: Application
    Filed: December 19, 2013
    Publication date: January 8, 2015
    Applicant: SK hynix Inc.
    Inventor: Man Keun KANG
  • Patent number: 8872692
    Abstract: Provided are a distance measuring device using an impulse signal and a receiving device thereof. The distance measuring device includes: a transmitting device transmitting an impulse signal; and a receiving device receiving the impulse signal and measuring a time interval (hereinafter, referred to as a delay time) between a transmitting timing and a receiving timing of the impulse signal, wherein the receiving device measures the delay time through a Time to Digital Converter (TDC) technique. According to the present invention, the distance measuring device measures the distance accurately and speedly.
    Type: Grant
    Filed: September 9, 2011
    Date of Patent: October 28, 2014
    Assignee: Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Tae Wook Kim, Man Keun Kang
  • Publication number: 20130176158
    Abstract: Provided are a distance measuring device using an impulse signal and a receiving device thereof. The distance measuring device includes: a transmitting device transmitting an impulse signal; and a receiving device receiving the impulse signal and measuring a time interval (hereinafter, referred to as a delay time) between a transmitting timing and a receiving timing of the impulse signal, wherein the receiving device measures the delay time through a Time to Digital Converter (TDC) technique. According to the present invention, the distance measuring device measures the distance accurately and speedly.
    Type: Application
    Filed: September 9, 2011
    Publication date: July 11, 2013
    Applicant: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Tae Wook Kim, Man Keun Kang