Patents by Inventor Oung Sic CHO
Oung Sic CHO 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: 20240264779Abstract: A calibration circuit sharing a resistor for impedance matching includes a command decoder configured to receive a command signal and decode the command signal into a calibration enable signal; a selector configured to select one of the calibration enable signal and a start signal according to a select signal, and provide a driving signal; and a calibration driver configured to perform an impedance matching operation in response to the driving signal, and generate a completion signal when performance is completed, wherein the start signal corresponds to a completion signal provided from another calibration circuit which shares the resistor for the impedance matching.Type: ApplicationFiled: April 18, 2024Publication date: August 8, 2024Inventors: Oung Sic Cho, Jong Hoon Oh
-
Publication number: 20230367519Abstract: A memory device includes a plurality of memories, a plurality of access units and a controller configured to control data from an access unit according to an operation cycle of another access unit whose form factor is different from that of the access unit.Type: ApplicationFiled: July 26, 2023Publication date: November 16, 2023Inventors: Won Ha Choi, Oung Sic Cho, Jong Hoon Oh
-
Publication number: 20230367518Abstract: A memory device includes a plurality of memories, a plurality of access units and a controller configured to control data from an access unit according to an operation cycle of another access unit whose form factor is different from that of the access unit.Type: ApplicationFiled: July 26, 2023Publication date: November 16, 2023Inventors: Won Ha Choi, Oung Sic Cho, Jong Hoon Oh
-
Patent number: 11755255Abstract: A memory device includes a plurality of memories, a plurality of access units, and a controller configured to control data from an access unit according to an operation cycle of another access unit whose form factor is different from that of the access unit. A resistor can be shared by the plurality of memories for impedance matching, which can shorten calibration time.Type: GrantFiled: June 1, 2020Date of Patent: September 12, 2023Assignee: SK hynix Inc.Inventors: Won Ha Choi, Oung Sic Cho, Jong Hoon Oh
-
Patent number: 11082043Abstract: A memory device comprising: a plurality of memories, a plurality of access units and a controller configured to control data from an access unit according to operation cycle different to another access unit whose form factor is different to that of the access unit.Type: GrantFiled: June 1, 2020Date of Patent: August 3, 2021Assignee: SK hynix Inc.Inventors: Won Ha Choi, Oung Sic Cho, Jong Hoon Oh
-
Patent number: 10897253Abstract: A system may include: a first memory device; a second memory device; a third memory device; and a fourth memory device, wherein the first memory device to the fourth memory device are configured to share a resistor for impedance matching, wherein the first memory device to the fourth memory device are coupled to have a chain shape, wherein the forth memory device generates a completion signal when performance is completed and the first memory device receives the completion signal provided from the fourth memory device.Type: GrantFiled: October 23, 2019Date of Patent: January 19, 2021Assignee: SK hynix Inc.Inventors: Oung Sic Cho, Jong Hoon Oh
-
Publication number: 20200295757Abstract: A memory device comprising: a plurality of memories, a plurality of access units and a controller configured to control data from an access unit according to operation cycle different to another access unit whose form factor is different to that of the access unit.Type: ApplicationFiled: June 1, 2020Publication date: September 17, 2020Inventors: Won Ha CHOI, Oung Sic CHO, Jong Hoon OH
-
Publication number: 20200293199Abstract: A memory device comprising: a plurality of memories, a plurality of access units and a controller configured to control data from an access unit according to operation cycle different to another access unit whose form factor is different to that of the access unit.Type: ApplicationFiled: June 1, 2020Publication date: September 17, 2020Inventors: Won Ha CHOI, Oung Sic CHO, Jong Hoon OH, Hyuk Choong KANG
-
Publication number: 20200293197Abstract: A memory device comprising: a plurality of memories, a plurality of access units and a controller configured to control data from an access unit according to operation cycle different to another access unit whose form factor is different to that of the access unit.Type: ApplicationFiled: June 1, 2020Publication date: September 17, 2020Inventors: Won Ha Choi, Oung Sic Cho, Jong Hoon Oh
-
Publication number: 20200059233Abstract: A calibration circuit sharing a resistor for impedance matching includes a command decoder configured to receive a command signal and decode the command signal into a calibration enable signal; a selector configured to select one of the calibration enable signal and a start signal according to a select signal, and provide a driving signal; and a calibration driver configured to perform an impedance matching operation in response to the driving signal, and generate a completion signal when performance is completed, wherein the start signal corresponds to a completion signal provided from another calibration circuit which shares the resistor for the impedance matching.Type: ApplicationFiled: October 23, 2019Publication date: February 20, 2020Applicant: SK hynix Inc.Inventors: Oung Sic CHO, Jong Hoon OH
-
Patent number: 10491215Abstract: A calibration circuit sharing a resistor for impedance matching includes a command decoder configured to receive a command signal and decode the command signal into a calibration enable signal; a selector configured to select one of the calibration enable signal and a start signal according to a select signal, and provide a driving signal; and a calibration driver configured to perform an impedance matching operation in response to the driving signal, and generate a completion signal when performance is completed, wherein the start signal corresponds to a completion signal provided from another calibration circuit which shares the resistor for the impedance matching.Type: GrantFiled: August 13, 2018Date of Patent: November 26, 2019Assignee: SK hynix Inc.Inventors: Oung Sic Cho, Jong Hoon Oh
-
Publication number: 20180351555Abstract: A calibration circuit sharing a resistor for impedance matching includes a command decoder configured to receive a command signal and decode the command signal into a calibration enable signal; a selector configured to select one of the calibration enable signal and a start signal according to a select signal, and provide a driving signal; and a calibration driver configured to perform an impedance matching operation in response to the driving signal, and generate a completion signal when performance is completed, wherein the start signal corresponds to a completion signal provided from another calibration circuit which shares the resistor for the impedance matching.Type: ApplicationFiled: August 13, 2018Publication date: December 6, 2018Applicant: SK hynix Inc.Inventors: Oung Sic CHO, Jong Hoon OH
-
Patent number: 10075165Abstract: A calibration circuit sharing a resistor for impedance matching includes a command decoder configured to receive a command signal and decode the command signal into a calibration enable signal; a selector configured to select one of the calibration enable signal and a start signal according to a select signal, and provide a driving signal; and a calibration driver configured to perform an impedance matching operation in response to the driving signal, and generate a completion signal when performance is completed, wherein the start signal corresponds to a completion signal provided from another calibration circuit which shares the resistor for the impedance matching.Type: GrantFiled: June 19, 2017Date of Patent: September 11, 2018Assignee: SK hynix Inc.Inventors: Oung Sic Cho, Jong Hoon Oh
-
Publication number: 20170288669Abstract: A calibration circuit sharing a resistor for impedance matching includes a command decoder configured to receive a command signal and decode the command signal into a calibration enable signal; a selector configured to select one of the calibration enable signal and a start signal according to a select signal, and provide a driving signal; and a calibration driver configured to perform an impedance matching operation in response to the driving signal, and generate a completion signal when performance is completed, wherein the start signal corresponds to a completion signal provided from another calibration circuit which shares the resistor for the impedance matching.Type: ApplicationFiled: June 19, 2017Publication date: October 5, 2017Applicant: SK hynix Inc.Inventors: Oung Sic CHO, Jong Hoon OH
-
Patent number: 9716497Abstract: A calibration circuit sharing a resistor for impedance matching includes a command decoder configured to receive a command signal and decode the command signal into a calibration enable signal; a selector configured to select one of the calibration enable signal and a start signal according to a select signal, and provide a driving signal; and a calibration driver configured to perform an impedance matching operation in response to the driving signal, and generate a completion signal when performance is completed, wherein the start signal corresponds to a completion signal provided from another calibration circuit which shares the resistor for the impedance matching.Type: GrantFiled: March 18, 2015Date of Patent: July 25, 2017Assignee: SK hynix Inc.Inventors: Oung Sic Cho, Jong Hoon Oh
-
Patent number: 9665506Abstract: A data processing device includes a controller. The controller includes a compression circuit configured to compare a plurality of data groups, each of which has a first burst length and is transmitted in units of an input/output width, with a predetermined pattern, and perform data compression on the data groups based on a result of comparison. The controller further includes a compression data restructuring circuit configured to generate a transmission data group by restructuring the compressed data group to have a second burst length.Type: GrantFiled: May 23, 2014Date of Patent: May 30, 2017Assignee: SK HYNIX INC.Inventors: Sang Eun Lee, Chang il Kim, Oung Sic Cho
-
Patent number: 9509338Abstract: A data processing device includes a compression circuit and a padding circuit. The compression circuit is configured to compare pairs of two contiguous bits within data composed of 2n bits (where n is a natural number), and compress the data based on a result of the comparison. The padding circuit is configured to generate transmission data of 2n bits by padding the compressed data with a dummy pad.Type: GrantFiled: May 27, 2014Date of Patent: November 29, 2016Assignee: SK HYNIX INC.Inventors: Sang Eun Lee, Chang il Kim, Oung Sic Cho
-
Patent number: 9489996Abstract: A data processing apparatus includes a controller configured to provide, using a unified connector, group data processing information for a processing operation of a data group processed based on the same data processing information. The data group comprises a plurality data transmitted or received through a plurality of connectors. An operation unit is configured to decode and/or encode the data group based on the group data processing information.Type: GrantFiled: April 14, 2014Date of Patent: November 8, 2016Assignee: SK HYNIX INC.Inventors: Sang Eun Lee, Oung Sic Cho
-
Publication number: 20160118983Abstract: A calibration circuit sharing a resistor for impedance matching includes a command decoder configured to receive a command signal and decode the command signal into a calibration enable signal; a selector configured to select one of the calibration enable signal and a start signal according to a select signal, and provide a driving signal; and a calibration driver configured to perform an impedance matching operation in response to the driving signal, and generate a completion signal when performance is completed, wherein the start signal corresponds to a completion signal provided from another calibration circuit which shares the resistor for the impedance matching.Type: ApplicationFiled: March 18, 2015Publication date: April 28, 2016Inventors: Oung Sic CHO, Jong Hoon OH
-
Patent number: 9197209Abstract: The semiconductor device includes: a first die configured to include a first input pad and a first output pad; and a second die configured to include a second input pad and a second output pad. The second die corrects a level of an output voltage in response to a feedback reference voltage applied from the first output pad to the second input pad.Type: GrantFiled: June 18, 2014Date of Patent: November 24, 2015Assignee: SK Hynix Inc.Inventors: Oung Sic Cho, Sang Eun Lee