Patents by Inventor Chul Sung Park

Chul Sung Park 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: 10985139
    Abstract: In one example embodiment, a semiconductor system includes a first chip configured to generate first temperature information of the first chip, the first temperature information being based on at least one temperature measurement using at least one first temperature sensor. The semiconductor system further includes a second chip including a second temperature sensor configured to be controlled based on at least the first temperature information.
    Type: Grant
    Filed: October 4, 2018
    Date of Patent: April 20, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki Hun Yu, Tae Young Oh, Nam Jong Kim, Kwang Il Park, Chul Sung Park
  • Patent number: 10318469
    Abstract: A semiconductor memory device comprises a memory cell array and a data inversion circuit. The data inversion circuit is configured to receive a first unit data and a second unit data stored in the memory cell array through different first data lines, determine, while the first unit data is transmitted to a data input/output (I/O) buffer through a second data line, whether to the invert the second unit data based on a Hamming distance between the first unit data and the second unit data, and transmit the inverted or non-inverted second unit data to the data I/O buffer through the second data line.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: June 11, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Min-Soo Jang, Gong-Heum Han, Chul-Sung Park, Jang-Woo Ryu, Chang-Yong Lee, Tae-Seong Jang
  • Publication number: 20190043839
    Abstract: In one example embodiment, a semiconductor system includes a first chip configured to generate first temperature information of the first chip, the first temperature information being based on at least one temperature measurement using at least one first temperature sensor. The semiconductor system further includes a second chip including a second temperature sensor configured to be controlled based on at least the first temperature information.
    Type: Application
    Filed: October 4, 2018
    Publication date: February 7, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Ki Hun YU, Tae Young OH, Nam Jong KIM, Kwang II PARK, Chul Sung PARK
  • Patent number: 10115702
    Abstract: In one example embodiment, a semiconductor system includes a first chip configured to generate first temperature information of the first chip, the first temperature information being based on at least one temperature measurement using at least one first temperature sensor. The semiconductor system further includes a second chip including a second temperature sensor configured to be controlled based on at least the first temperature information.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: October 30, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki Hun Yu, Tae Young Oh, Nam Jong Kim, Kwang Il Park, Chul Sung Park
  • Patent number: 10067681
    Abstract: A memory chip, a memory system, and a method of accessing the memory chip. The memory chip includes a substrate, a first storage unit, and a second storage unit. The first storage unit includes a plurality of first memory cells may have a first storage capacity of 2n. The plurality of first memory cells may be configured to activate in response to a first selection signal. The second storage unit includes a plurality of second memory cells and may have a second storage capacity of 2n+1. The plurality of second memory cells may be configured to activate in response to a second selection signal.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: September 4, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chul-sung Park, Joo-sun Choi
  • Patent number: 9830083
    Abstract: A memory chip, a memory system, and a method of accessing the memory chip. The memory chip includes a substrate, a first storage unit, and a second storage unit. The first storage unit includes a plurality of first memory cells may have a first storage capacity of 2n. The plurality of first memory cells may be configured to activate in response to a first selection signal. The second storage unit includes a plurality of second memory cells and may have a second storage capacity of 2n+1. The plurality of second memory cells may be configured to activate in response to a second selection signal.
    Type: Grant
    Filed: September 18, 2015
    Date of Patent: November 28, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chul-sung Park, Joo-sun Choi
  • Patent number: 9658738
    Abstract: In some examples, a device presents a plurality of icons of items, such as applications, content items, etc., in a user interface. When determining how to present the icons, the device may refer to an access history that identifies which items of a plurality of items have been accessed on the device. One or more of the icons may be presented in a designated area of the interface based at least in part on a frequency with which the items corresponding to the one or more icons have been accessed on the device. In addition, the one or more icons may be selected for presentation in the designated area based at least in part on a current context of the device, which may include at least one of a current time, a current location of the device, or a current activity of a user of the device.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: May 23, 2017
    Assignee: Amazon Technologies, Inc.
    Inventors: Chul Sung Park, Aleksandar Pance
  • Patent number: 9588840
    Abstract: A method of operating a memory device includes: generating an internal read command in response to a received masked write command, the internal read command being generated one of (i) during a write latency associated with the received masked write command, (ii) after receipt of a first bit of masked write data among a plurality of bits of masked write data, and (iii) in synchronization with a rising or falling edge of a clock signal received with an address signal corresponding to the masked write command; reading, in response to the internal read command, a plurality of bits of data stored in a plurality of memory cells, the plurality of memory cells corresponding to the address signal; and storing, in response to an internal write command, the plurality of bits of masked write data in the plurality of memory cells.
    Type: Grant
    Filed: March 26, 2014
    Date of Patent: March 7, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hoi-ju Chung, Chul-sung Park, Tae-young Oh, Jang-woo Ryu, Chan-yong Lee, Tae-seong Jang, Gong-heum Han
  • Patent number: 9436545
    Abstract: A semiconductor memory device that may correct error data using an error correction circuit is disclosed. The semiconductor memory device may include a DRAM cell array, a parity generator, a nonvolatile memory cell array and an error correction circuit. The parity generator is configured to generate a first set of parity bits having at least one bit based on input data. The nonvolatile memory cell array may store the input data and the first set of parity bits corresponding to the input data, and to output first data corresponding to the input data, and a second set of parity bits corresponding to the first set of parity bits. The error correction circuit is configured to generate second data as corrected data based on the first data.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: September 6, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chi-Sung Oh, Chul-Sung Park, Sang-Bo Lee, Dong-Hyun Sohn
  • Patent number: 9412429
    Abstract: A semiconductor memory device includes multiple voltage generators. The memory device includes a first voltage generator for generating a first internal voltage based on a first power supply voltage, and a second voltage generator for generating a second internal voltage based on a second power supply voltage that is lower than the first power supply voltage. The first internal voltage is used as a driving voltage of a bit line sense amplifier in a core block including a memory cell array. The second internal voltage that is lower than the first internal voltage is used as a driving voltage of a peripheral circuit block other than the core block.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: August 9, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki-Chul Chun, Chul-Sung Park
  • Publication number: 20160148905
    Abstract: In one example embodiment, a semiconductor system includes a first chip configured to generate first temperature information of the first chip, the first temperature information being based on at least one temperature measurement using at least one first temperature sensor. The semiconductor system further includes a second chip including a second temperature sensor configured to be controlled based on at least the first temperature information.
    Type: Application
    Filed: August 11, 2015
    Publication date: May 26, 2016
    Inventors: Ki Hun YU, Tae Young OH, Nam Jong KIM, Kwang II PARK, Chul Sung PARK
  • Publication number: 20160011781
    Abstract: A memory chip, a memory system, and a method of accessing the memory chip. The memory chip includes a substrate, a first storage unit, and a second storage unit. The first storage unit includes a plurality of first memory cells may have a first storage capacity of 2n. The plurality of first memory cells may be configured to activate in response to a first selection signal. The second storage unit includes a plurality of second memory cells and may have a second storage capacity of 2n+1. The plurality of second memory cells may be configured to activate in response to a second selection signal.
    Type: Application
    Filed: September 18, 2015
    Publication date: January 14, 2016
    Inventors: Chul-sung Park, Joo-sun Choi
  • Patent number: 9164834
    Abstract: In one embodiment, the semiconductor device includes a memory array and a control architecture configured to control reading data from and writing data to the memory array. The control architecture is configured to receive data and a codeword location in the memory array, select one or more data units in the received data based on a data mask, read a codeword currently stored at the codeword location in the memory array, error correct the read codeword to generate a corrected read codeword, form a new codeword from the selected data units of the received data and data units in the corrected read codeword that do not correspond to the selected data units, and write the new codeword to the memory array.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: October 20, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hoi-ju Chung, Chul-sung Park, Jae-Wook Lee, Jang-Woo Ryu, Tae-seong Jang, Gong-heum Han
  • Patent number: 9147465
    Abstract: Provided is a bit line sense amplifier source node control circuit of a semiconductor memory device. The sense amplifier source node control circuit may include a source driver connected between a source node of a sense amplifier and a sense amplifier driving signal line, for driving the source node of the sense amplifier to a set voltage level. The sense amplifier source node control circuit may also include: a floating circuit for floating the sense amplifier driving signal line in a set operating mode; and a controller connected in parallel with the source driver between the source node of the sense amplifier and the sense amplifier driving signal line, for controlling a level of the sense amplifier driving signal line in the set operating mode.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: September 29, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-Hun Seo, Chul-Sung Park, Young-Dae Lee
  • Patent number: 9135981
    Abstract: A memory device comprises at least two memory ranks sharing input/output lines, at least one mode register configured to store bits used to tune delays of data signals of the at least two ranks output through the input/output lines, a controller configured to determine tuning parameters for the data signals based on the stored bits in the at least one mode register, the tuning parameters comprising at least the delays of the data signals, and at least one nonvolatile memory disposed in at least one of the at least two memory ranks and configured to store the tuning parameters.
    Type: Grant
    Filed: April 22, 2015
    Date of Patent: September 15, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eunsung Seo, Chul-Sung Park, Chi-Sung Oh
  • Publication number: 20150242352
    Abstract: A semiconductor memory device comprises a memory cell array and a data inversion circuit. The data inversion circuit is configured to receive a first unit data and a second unit data stored in the memory cell array through different first data lines, determine, while the first unit data is transmitted to a data input/output (I/O) buffer through a second data line, whether to the invert the second unit data based on a Hamming distance between the first unit data and the second unit data, and transmit the inverted or non-inverted second unit data to the data I/O buffer through the second data line.
    Type: Application
    Filed: February 12, 2015
    Publication date: August 27, 2015
    Inventors: MIN-SOO JANG, GONG-HEUM HAN, CHUL-SUNG PARK, JANG-WOO RYU, CHANG-YONG LEE, TAE-SEONG JANG
  • Publication number: 20150228327
    Abstract: A memory device comprises at least two memory ranks sharing input/output lines, at least one mode register configured to store bits used to tune delays of data signals of the at least two ranks output through the input/output lines, a controller configured to determine tuning parameters for the data signals based on the stored bits in the at least one mode register, the tuning parameters comprising at least the delays of the data signals, and at least one nonvolatile memory disposed in at least one of the at least two memory ranks and configured to store the tuning parameters.
    Type: Application
    Filed: April 22, 2015
    Publication date: August 13, 2015
    Inventors: EUNSUNG SEO, CHUL-SUNG PARK, CHI-SUNG OH
  • Patent number: 9076548
    Abstract: A method of refreshing a semiconductor memory device includes performing a first refresh operation for memory cells included in a memory cell array, and determining whether a command other than a refresh command is applied to the semiconductor memory device in a refresh cycle of the first refresh operation. The method further includes continuing to perform the first refresh operation when a command other the refresh command is applied to the semiconductor memory device in one refresh cycle of the first refresh operation, and performing a second refresh operation when a command other than the refresh command is not applied to the semiconductor memory device in one refresh cycle of the first refresh operation. A refresh time of the second refresh operation is greater than a refresh time of the first refresh operation.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: July 7, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Duk-Ha Park, Chul-Sung Park, Jung-Bae Lee
  • Publication number: 20150187402
    Abstract: A semiconductor memory device includes multiple voltage generators. The memory device includes a first voltage generator for generating a first internal voltage based on a first power supply voltage, and a second voltage generator for generating a second internal voltage based on a second power supply voltage that is lower than the first power supply voltage. The first internal voltage is used as a driving voltage of a bit line sense amplifier in a core block including a memory cell array. The second internal voltage that is lower than the first internal voltage is used as a driving voltage of a peripheral circuit block other than the core block.
    Type: Application
    Filed: December 16, 2014
    Publication date: July 2, 2015
    Inventors: KI-CHUL CHUN, CHUL-SUNG PARK
  • Patent number: 9047929
    Abstract: A memory device comprises at least two memory ranks sharing input/output lines, at least one mode register configured to store bits used to tune delays of data signals of the at least two ranks output through the input/output lines, a controller configured to determine tuning parameters for the data signals based on the stored bits in the at least one mode register, the tuning parameters comprising at least the delays of the data signals, and at least one nonvolatile memory disposed in at least one of the at least two memory ranks and configured to store the tuning parameters.
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: June 2, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eunsung Seo, Chul-Sung Park, Chi-Sung Oh