Patents by Inventor Ji Yean KIM
Ji Yean 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).
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Patent number: 12014763Abstract: Magnetic junction memory devices and methods for writing data to memory devices are provided. The magnetic junction memory device includes a first memory bank including first magnetic junction memory cells, a first local write driver adjacent to the first memory bank, connected to global data lines, the first local write driver configured to write data to the first magnetic junction memory cells via local data lines, a second memory bank adjacent to the first memory bank and including second magnetic junction memory cells, a second local write driver adjacent to the second memory bank, connected to the global data lines, the second local write driver configured to write data to the second magnetic junction memory cells via local data lines, and a global write driver configured to provide first and second write data to the first and second local write driver, respectively, via the global data lines.Type: GrantFiled: August 8, 2022Date of Patent: June 18, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Chan Kyung Kim, Ji Yean Kim, Hyun Taek Jung, Ji Eun Kim, Tae Seong Kim, Sang-Hoon Jung, Jae Wook Joo
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Patent number: 11889703Abstract: A magnetic junction memory device is provided. The magnetic junction memory device including a sensing circuit including a sensing node, the sensing node being connected to a first end of a transistor and configured to change a voltage of the sensing node in accordance with a resistance of a magnetic junction memory cell, a gating voltage generator circuit configured to generate a gating voltage of the transistor using a reference resistor and a reference voltage, and a read circuit configured to read data from the magnetic junction memory cell using the reference voltage and the voltage of the sensing node.Type: GrantFiled: October 27, 2022Date of Patent: January 30, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chan Kyung Kim, Eun Ji Lee, Ji Yean Kim, Tae Seong Kim, Jae Wook Joo
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Publication number: 20230051494Abstract: A magnetic junction memory device is provided. The magnetic junction memory device including a sensing circuit including a sensing node, the sensing node being connected to a first end of a transistor and configured to change a voltage of the sensing node in accordance with a resistance of a magnetic junction memory cell, a gating voltage generator circuit configured to generate a gating voltage of the transistor using a reference resistor and a reference voltage, and a read circuit configured to read data from the magnetic junction memory cell using the reference voltage and the voltage of the sensing node.Type: ApplicationFiled: October 27, 2022Publication date: February 16, 2023Applicant: Samsung Electronics Co., Ltd.Inventors: Chan Kyung KIM, Eun Ji LEE, Ji Yean KIM, Tae Seong KIM, Jae Wook JOO
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Patent number: 11515357Abstract: A magnetic junction memory device is provided. The magnetic junction memory device including a sensing circuit including a sensing node, the sensing node being connected to a first end of a transistor and configured to change a voltage of the sensing node in accordance with a resistance of a magnetic junction memory cell, a gating voltage generator circuit configured to generate a gating voltage of the transistor using a reference resistor and a reference voltage, and a read circuit configured to read data from the magnetic junction memory cell using the reference voltage and the voltage of the sensing node.Type: GrantFiled: February 24, 2020Date of Patent: November 29, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chan Kyung Kim, Eun Ji Lee, Ji Yean Kim, Tae Seong Kim, Jae Wook Joo
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Publication number: 20220375505Abstract: Magnetic junction memory devices and methods for writing data to memory devices are provided. The magnetic junction memory device includes a first memory bank including first magnetic junction memory cells, a first local write driver adjacent to the first memory bank, connected to global data lines, the first local write driver configured to write data to the first magnetic junction memory cells via local data lines, a second memory bank adjacent to the first memory bank and including second magnetic junction memory cells, a second local write driver adjacent to the second memory bank, connected to the global data lines, the second local write driver configured to write data to the second magnetic junction memory cells via local data lines, and a global write driver configured to provide first and second write data to the first and second local write driver, respectively, via the global data lines.Type: ApplicationFiled: August 8, 2022Publication date: November 24, 2022Applicant: Samsung Electronics Co., Ltd.Inventors: Chan Kyung KIM, Ji Yean KIM, Hyun Taek JUNG, Ji Eun KIM, Tae Seong KIM, Sang-Hoon JUNG, Jae Wook JOO
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Patent number: 11443791Abstract: Magnetic junction memory devices and methods for writing data to memory devices are provided. The magnetic junction memory device includes a first memory bank including first magnetic junction memory cells, a first local write driver adjacent to the first memory bank, connected to global data lines, the first local write driver configured to write data to the first magnetic junction memory cells via local data lines, a second memory bank adjacent to the first memory bank and including second magnetic junction memory cells, a second local write driver adjacent to the second memory bank, connected to the global data lines, the second local write driver configured to write data to the second magnetic junction memory cells via local data lines, and a global write driver configured to provide first and second write data to the first and second local write driver, respectively, via the global data lines.Type: GrantFiled: April 14, 2020Date of Patent: September 13, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chan Kyung Kim, Ji Yean Kim, Hyun Taek Jung, Ji Eun Kim, Tae Seong Kim, Sang-Hoon Jung, Jae Wook Joo
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Publication number: 20210027823Abstract: Magnetic junction memory devices and methods for writing data to memory devices are provided. The magnetic junction memory device includes a first memory bank including first magnetic junction memory cells, a first local write driver adjacent to the first memory bank, connected to global data lines, the first local write driver configured to write data to the first magnetic junction memory cells via local data lines, a second memory bank adjacent to the first memory bank and including second magnetic junction memory cells, a second local write driver adjacent to the second memory bank, connected to the global data lines, the second local write driver configured to write data to the second magnetic junction memory cells via local data lines, and a global write driver configured to provide first and second write data to the first and second local write driver, respectively, via the global data lines.Type: ApplicationFiled: April 14, 2020Publication date: January 28, 2021Applicant: Samsung Electronics Co., Ltd.Inventors: Chan Kyung KIM, Ji Yean KIM, Hyun Taek JUNG, Ji Eun KIM, Tae Seong KIM, Sang-Hoon JUNG, Jae Wook JOO
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Publication number: 20210020692Abstract: A magnetic junction memory device is provided. The magnetic junction memory device including a sensing circuit including a sensing node, the sensing node being connected to a first end of a transistor and configured to change a voltage of the sensing node in accordance with a resistance of a magnetic junction memory cell, a gating voltage generator circuit configured to generate a gating voltage of the transistor using a reference resistor and a reference voltage, and a read circuit configured to read data from the magnetic junction memory cell using the reference voltage and the voltage of the sensing node.Type: ApplicationFiled: February 24, 2020Publication date: January 21, 2021Applicant: Samsung Electronics Co., Ltd.Inventors: Chan Kyung KIM, Eun Ji LEE, Ji Yean KIM, Tae Seong KIM, Jae Wook JOO