Patents by Inventor Jae-Geun Oh
Jae-Geun Oh 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: 11963467Abstract: An electronic device includes a semiconductor memory. A method for fabricating the electronic device includes forming a first memory cell extending vertically from a surface of substrate and having a first upper portion that protrudes laterally, forming a second memory cell extending vertically from the surface of the substrate and having a second upper portion that protrudes laterally towards the first upper portion, and forming a liner layer over the first and second memory cells, the liner layer having a first portion disposed over the first upper portion and a second portion disposed over the second upper portion, the first and second portions of the liner layer contacting each other.Type: GrantFiled: May 13, 2022Date of Patent: April 16, 2024Assignee: SK hynix Inc.Inventors: Hyo-June Kim, Hyun-Seok Kang, Chi-Ho Kim, Jae-Geun Oh
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Publication number: 20220278275Abstract: An electronic device includes a semiconductor memory. A method for fabricating the electronic device includes forming a first memory cell extending vertically from a surface of substrate and having a first upper portion that protrudes laterally, forming a second memory cell extending vertically from the surface of the substrate and having a second upper portion that protrudes laterally towards the first upper portion, and forming a liner layer over the first and second memory cells, the liner layer having a first portion disposed over the first upper portion and a second portion disposed over the second upper portion, the first and second portions of the liner layer contacting each other.Type: ApplicationFiled: May 13, 2022Publication date: September 1, 2022Inventors: Hyo-June KIM, Hyun-Seok KANG, Chi-Ho KIM, Jae-Geun OH
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Patent number: 11362273Abstract: An electronic device includes a semiconductor memory. A method for fabricating the electronic device includes forming a first memory cell extending vertically from a surface of substrate and having a first upper portion that protrudes laterally, forming a second memory cell extending vertically from the surface of the substrate and having a second upper portion that protrudes laterally towards the first upper portion, and forming a liner layer over the first and second memory cells, the liner layer having a first portion disposed over the first upper portion and a second portion disposed over the second upper portion, the first and second portions of the liner layer contacting each other.Type: GrantFiled: October 22, 2019Date of Patent: June 14, 2022Assignee: SK hynix Inc.Inventors: Hyo-June Kim, Hyun-Seok Kang, Chi-Ho Kim, Jae-Geun Oh
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Patent number: 11271039Abstract: This technology provides an electronic device and a method for fabricating the same. An electronic device in accordance with an implementation of this document may include a substrate including a first portion in a first region and a second portion in a second region; a plurality of memory cells disposed over the first portion of the substrate; a first insulating layer extending over the second portion of the substrate and at least partially filling a space between adjacent ones of the plurality of memory cells; and a second insulating layer disposed over the first insulating layer. The first insulating layer has a dielectric constant smaller than that of the second insulating layer, a thermal conductivity smaller than that of the second insulating layer, or both.Type: GrantFiled: December 11, 2019Date of Patent: March 8, 2022Assignee: SK hynix Inc.Inventors: Chi-Ho Kim, Min-Seon Kang, Hyun-Seok Kang, Hyo-June Kim, Jae-Geun Oh, Su-Jin Chae
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Patent number: 11189630Abstract: A memory device and an electronic device including the same are provided. The memory device includes a first memory cell disposed at an intersection of first and second conductive lines that extend in first and second directions, respectively, a second memory cell spaced apart from the first memory cell by a first distance in the first direction, a third memory cell spaced apart from the first memory cell by a second distance in the second direction, a first insulating pattern disposed between the first memory cell and the second memory cell, and a second insulating pattern disposed between the first memory cell and the third memory cell. The second insulating pattern has a lower thermal conductivity than the first insulating pattern.Type: GrantFiled: August 27, 2019Date of Patent: November 30, 2021Assignee: SK hynix Inc.Inventors: Dae Gun Kang, Hyun Seok Kang, Deok Lae Ahn, Jae Geun Oh, Won Ki Joo, Su-Jin Chae
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Publication number: 20200373353Abstract: This technology provides an electronic device and a method for fabricating the same. An electronic device in accordance with an implementation of this document may include a substrate including a first portion in a first region and a second portion in a second region; a plurality of memory cells disposed over the first portion of the substrate; a first insulating layer extending over the second portion of the substrate and at least partially filling a space between adjacent ones of the plurality of memory cells; and a second insulating layer disposed over the first insulating layer. The first insulating layer has a dielectric constant smaller than that of the second insulating layer, a thermal conductivity smaller than that of the second insulating layer, or both.Type: ApplicationFiled: December 11, 2019Publication date: November 26, 2020Inventors: Chi-Ho KIM, Min-Seon KANG, Hyun-Seok KANG, Hyo-June KIM, Jae-Geun OH, Su-Jin CHAE
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Publication number: 20200287131Abstract: An electronic device includes a semiconductor memory. A method for fabricating the electronic device includes forming a first memory cell extending vertically from a surface of substrate and having a first upper portion that protrudes laterally, forming a second memory cell extending vertically from the surface of the substrate and having a second upper portion that protrudes laterally towards the first upper portion, and forming a liner layer over the first and second memory cells, the liner layer having a first portion disposed over the first upper portion and a second portion disposed over the second upper portion, the first and second portions of the liner layer contacting each other.Type: ApplicationFiled: October 22, 2019Publication date: September 10, 2020Inventors: Hyo-June KIM, Hyun-Seok KANG, Chi-Ho KIM, Jae-Geun OH
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Publication number: 20200203361Abstract: A memory device and an electronic device including the same are provided. The memory device includes a first memory cell disposed at an intersection of first and second conductive lines that extend in first and second directions, respectively, a second memory cell spaced apart from the first memory cell by a first distance in the first direction, a third memory cell spaced apart from the first memory cell by a second distance in the second direction, a first insulating pattern disposed between the first memory cell and the second memory cell, and a second insulating pattern disposed between the first memory cell and the third memory cell. The second insulating pattern has a lower thermal conductivity than the first insulating pattern.Type: ApplicationFiled: August 27, 2019Publication date: June 25, 2020Inventors: Dae Gun KANG, Hyun Seok KANG, Deok Lae AHN, Jae Geun OH, Won Ki JOO, Su-Jin CHAE
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Patent number: 9972384Abstract: An electronic device comprising a semiconductor memory unit that includes a resistance variable element formed over a substrate, and including stacked therein a bottom electrode, a variable resistance layer and a top electrode, and a barrier layer formed over the resistance variable element, and including an amorphous silicon layer which is doped with at least one kind of impurity.Type: GrantFiled: April 14, 2017Date of Patent: May 15, 2018Assignee: SK hynix Inc.Inventors: Sook-Joo Kim, Jae-Geun Oh, Keum-Bum Lee, Hyung-Suk Lee
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Patent number: 9799704Abstract: An electronic device with improved variable resistance characteristics and a method for fabricating the same are provided. In an embodiment of the disclosed technology, a method for forming an electronic device with a semiconductor memory includes forming a crystalized doped layer over a substrate; forming a barrier layer over the doped layer; forming a metal layer over the barrier layer; and reacting the barrier layer with a portion of the metal layer. The electronic device and the method of fabricating the same according to embodiments of the disclosed technology may have improved variable resistance characteristics.Type: GrantFiled: August 15, 2016Date of Patent: October 24, 2017Assignee: SK hynix Inc.Inventors: Sook-Joo Kim, Jae-Geun Oh, Hyung-Suk Lee
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Publication number: 20170221557Abstract: An electronic device comprising a semiconductor memory unit that includes a resistance variable element formed over a substrate, and including stacked therein a bottom electrode, a variable resistance layer and a top electrode, and a barrier layer formed over the resistance variable element, and including an amorphous silicon layer which is doped with at least one kind of impurity.Type: ApplicationFiled: April 14, 2017Publication date: August 3, 2017Inventors: Sook-Joo Kim, Jae-Geun Oh, Keum-Bum Lee, Hyung-Suk Lee
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Patent number: 9627616Abstract: An electronic device comprising a semiconductor memory unit that includes a resistance variable element formed over a substrate, and including stacked therein a bottom electrode, a variable resistance layer and a top electrode, and a barrier layer formed over the resistance variable element, and including an amorphous silicon layer which is doped with at least one kind of impurity.Type: GrantFiled: March 25, 2014Date of Patent: April 18, 2017Assignee: SK hynix Inc.Inventors: Sook-Joo Kim, Jae-Geun Oh, Keum-Bum Lee, Hyung-Suk Lee
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Publication number: 20160358975Abstract: An electronic device with improved variable resistance characteristics and a method for fabricating the same are provided. In an embodiment of the disclosed technology, a method for forming an electronic device with a semiconductor memory includes forming a crystalized doped layer over a substrate; forming a barrier layer over the doped layer; forming a metal layer over the barrier layer; and reacting the barrier layer with a portion of the metal layer. The electronic device and the method of fabricating the same according to embodiments of the disclosed technology may have improved variable resistance characteristics.Type: ApplicationFiled: August 15, 2016Publication date: December 8, 2016Inventors: Sook-Joo Kim, Jae-Geun Oh, Hyung-Suk Lee
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Patent number: 9418838Abstract: An electronic device with improved variable resistance characteristics and a method for fabricating the same are provided. In an embodiment of the disclosed technology, a method for forming an electronic device with a semiconductor memory includes forming a crystalized doped layer over a substrate; forming a barrier layer over the doped layer; forming a metal layer over the barrier layer; and reacting the barrier layer with a portion of the metal layer. The electronic device and the method of fabricating the same according to embodiments of the disclosed technology may have improved variable resistance characteristics.Type: GrantFiled: July 6, 2015Date of Patent: August 16, 2016Assignee: SK hynix Inc.Inventors: Sook-Joo Kim, Jae-Geun Oh, Hyung-Suk Lee
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Patent number: 9406871Abstract: According to one embodiment, a magnetoresistive element is disclosed. The magnetoresistive element includes a reference layer, a tunnel barrier layer, a storage layer. The storage layer includes a first region and a second region provided outside the first region to surround the first region, the second region including element included in the first region and another element being different from the element. The magnetoresistive element further includes a cap layer including a third region and a fourth region provided outside the third region to surround the third region, the fourth region including an element included in the third region and the another element.Type: GrantFiled: July 23, 2015Date of Patent: August 2, 2016Assignees: KABUSHIKI KAISHA TOSHIBA, SK HYNIX INC.Inventors: Masahiko Nakayama, Masatoshi Yoshikawa, Tadashi Kai, Yutaka Hashimoto, Masaru Toko, Hiroaki Yoda, Jae Geun Oh, Keum Bum Lee, Choon Kun Ryu, Hyung Suk Lee, Sook Joo Kim
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Patent number: 9385304Abstract: According to one embodiment, a magnetic memory is disclosed. The memory includes a conductive layer containing a first metal material, a stacked body above the conductive layer, and including a first magnetization film containing a second metal material, a second magnetization film, and a tunnel barrier layer between the first magnetization film and the second magnetization film, and an insulating layer on a side face of the stacked body, and containing an oxide of the first metal material. The first magnetization film and/or the second magnetization film includes a first region positioned in a central portion, and a second region positioned in an edge portion and containing As, P, Ge, Ga, Sb, In, N, Ar, He, F, Cl, Br, I, Si, B, C, O, Zr, Tb, S, Se, or Ti.Type: GrantFiled: March 10, 2014Date of Patent: July 5, 2016Assignees: KABUSHIKI KAISHA TOSHIBA, SK HYNIX INC.Inventors: Masahiko Nakayama, Tadashi Kai, Masaru Toko, Hiroaki Yoda, Hyung Suk Lee, Jae Geun Oh, Choon Kun Ryu, Min Suk Lee
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Publication number: 20160181522Abstract: An electronic device with improved variable resistance characteristics and a method for fabricating the same are provided. In an embodiment of the disclosed technology, a method for forming an electronic device with a semiconductor memory includes forming a crystalized doped layer over a substrate; forming a barrier layer over the doped layer; forming a metal layer over the barrier layer; and reacting the barrier layer with a portion of the metal layer. The electronic device and the method of fabricating the same according to embodiments of the disclosed technology may have improved variable resistance characteristics.Type: ApplicationFiled: July 6, 2015Publication date: June 23, 2016Inventors: Sook-Joo Kim, Jae-Geun Oh, Hyung-Suk Lee
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Publication number: 20160149121Abstract: This technology provides an electronic device and method for fabricating the same. A method for fabricating an electronic device comprising a transistor includes forming a junction region which is partially amorphized in the semiconductor substrate at a side of the gate; forming a metal layer over the junction region; and performing a heat treatment process on the metal layer into a metal-semiconductor compound layer while crystallizing the junction region.Type: ApplicationFiled: July 1, 2015Publication date: May 26, 2016Inventors: Jae-Geun Oh, Choon-Kun Ryu, Hyung-Suk Lee
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Publication number: 20160134255Abstract: A surface acoustic wave device includes: a piezoelectric substrate; an interdigital transducer disposed on the piezoelectric substrate, the interdigital transducer being configured to transduce a driving signal into a surface acoustic wave, and transduce a reflected surface acoustic wave into a response signal; a reflector arranged on the piezoelectric substrate and configured to reflect the surface acoustic wave input from the interdigital transducer; a first antenna disposed on the piezoelectric substrate, the first antenna extending radially from the interdigital transducer, and the first antenna being configured to receive the driving signal and transmit the response signal; and a second antenna disposed on the piezoelectric substrate, the second antenna extending radially from the interdigital transducer to be asymmetrical with respect to the first antenna, and the second antenna being configured to receive the driving signal and transmit the response signal.Type: ApplicationFiled: November 10, 2015Publication date: May 12, 2016Applicants: CORECHIPS CO., LTD., SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hye Geun MIN, Jae Geun OH, Doo Hea KIM, Kwang Myung KIM, Jae Youn JEONG, Young Gu KANG, Jae Chan LEE
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Publication number: 20150325785Abstract: According to one embodiment, a magnetoresistive element is disclosed. The magnetoresistive element includes a reference layer, a tunnel barrier layer, a storage layer. The storage layer includes a first region and a second region provided outside the first region to surround the first region, the second region including element included in the first region and another element being different from the element. The magnetoresistive element further includes a cap layer including a third region and a fourth region provided outside the third region to surround the third region, the fourth region including an element included in the third region and the another element.Type: ApplicationFiled: July 23, 2015Publication date: November 12, 2015Inventors: Masahiko NAKAYAMA, Masatoshi YOSHIKAWA, Tadashi KAI, Yutaka HASHIMOTO, Masaru TOKO, Hiroaki YODA, Jae Geun OH, Keum Bum LEE, Choon Kun RYU, Hyung Suk LEE, Sook Joo KIM