Patents by Inventor Kyu-Hyun Lee
Kyu-Hyun Lee 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: 12097033Abstract: A method includes providing a first electrode and a second electrode, receiving a first plurality of signals from the first electrode during a first period of time, and receiving a second plurality of signals from the second electrode during a second period of time. The method also includes receiving a pooled signal comprising a third plurality of signals from the first electrode and a fourth plurality of signals from the second electrode and isolating, from the pooled signal, one or more of the third plurality of signals and one or more of the fourth plurality of signals.Type: GrantFiled: November 25, 2020Date of Patent: September 24, 2024Assignee: California Institute of TechnologyInventors: Markus Meister, Kyu Hyun Lee, Yu-Li Ni
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Patent number: 11715760Abstract: A semiconductor device including a device isolation layer defining an active region; a first trench in the device isolation layer; a second trench in the active region; a main gate electrode structure filling a portion of the first trench and including a first barrier conductive layer and a main gate electrode; a pass gate electrode structure filling a portion of the second trench and including a second barrier conductive layer and a pass gate electrode; a support structure filling another portion of the second trench above the pass gate electrode; a first capping pattern filling another portion of the first trench above the main gate electrode; and a second gate insulating layer extending along a bottom and sidewall of the second trench, wherein the second barrier conductive layer is between the second gate insulating layer and the pass gate electrode and extends along a bottom and sidewall thereof.Type: GrantFiled: January 28, 2022Date of Patent: August 1, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hui-Jung Kim, Kyu Jin Kim, Sang-Il Han, Kyu Hyun Lee, Woo Young Choi, Yoo Sang Hwang
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Patent number: 11696436Abstract: A includes an element isolation region, a first active region bounded by the element isolation region and that extends in a first direction and includes first and second parts disposed at a first level, and a third part disposed at a second level located above the first level, and a gate electrode disposed inside each of the element isolation region and the first active region and that extends in a second direction different from the first direction. The second part is spaced apart in the first direction from the first part, and the third part contacts each of the first and second parts. A first width in the second direction of the first part is less than a second width in the second direction of the third part.Type: GrantFiled: September 28, 2020Date of Patent: July 4, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ki Seok Lee, Jae Hyun Yoon, Kyu Jin Kim, Keun Nam Kim, Hui-Jung Kim, Kyu Hyun Lee, Sang-Il Han, Sung Hee Han, Yoo Sang Hwang
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Publication number: 20220207393Abstract: Disclosed are methods of predicting semiconductor material properties and methods of testing semiconductor devices using the same. The prediction method comprises preparing a machine learning model that is trained with a training system and using the machine learning model to predict material properties of a target system. The machine learning model is represented as a function of material properties with respect to a descriptor. The descriptor is calculated from unrelaxed charge density (UCD) that is represented by summation of atomic charge density (ACD) of single atoms.Type: ApplicationFiled: September 8, 2021Publication date: June 30, 2022Inventors: Naoto Umezawa, Changwook Jeong, Jisu Ryu, Kyu Hyun Lee, Jinyoung Lim, Wonik Jang, In Huh
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Publication number: 20220149153Abstract: A semiconductor device including a device isolation layer defining an active region; a first trench in the device isolation layer; a second trench in the active region; a main gate electrode structure filling a portion of the first trench and including a first barrier conductive layer and a main gate electrode; a pass gate electrode structure filling a portion of the second trench and including a second barrier conductive layer and a pass gate electrode; a support structure filling another portion of the second trench above the pass gate electrode; a first capping pattern filling another portion of the first trench above the main gate electrode; and a second gate insulating layer extending along a bottom and sidewall of the second trench, wherein the second barrier conductive layer is between the second gate insulating layer and the pass gate electrode and extends along a bottom and sidewall thereof.Type: ApplicationFiled: January 28, 2022Publication date: May 12, 2022Inventors: Hui-Jung KIM, Kyu Jin KIM, Sang-Il HAN, Kyu Hyun LEE, Woo Young CHOI, Yoo Sang HWANG
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Patent number: 11239311Abstract: A semiconductor device including a device isolation layer defining an active region; a first trench in the device isolation layer; a second trench in the active region; a main gate electrode structure filling a portion of the first trench and including a first barrier conductive layer and a main gate electrode; a pass gate electrode structure filling a portion of the second trench and including a second barrier conductive layer and a pass gate electrode; a support structure filling another portion of the second trench above the pass gate electrode; a first capping pattern filling another portion of the first trench above the main gate electrode; and a second gate insulating layer extending along a bottom and sidewall of the second trench, wherein the second barrier conductive layer is between the second gate insulating layer and the pass gate electrode and extends along a bottom and sidewall thereof.Type: GrantFiled: June 10, 2020Date of Patent: February 1, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hui-Jung Kim, Kyu Jin Kim, Sang-Il Han, Kyu Hyun Lee, Woo Young Choi, Yoo Sang Hwang
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Patent number: 11201144Abstract: A main Insulated Gate Bipolar Transistor (IGBT) and a sense IGBT may have a sense resistor connected between a sense emitter of the sense IGBT and a main emitter of the main IGBT. Back-to-back Zener diodes may be connected between a sense gate of the sense IGBT and the sense emitter, and configured to clamp a voltage between the sense gate and the sense emitter during an electrostatic discharge (ESD) event.Type: GrantFiled: November 6, 2019Date of Patent: December 14, 2021Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Hye-Mi Kim, Kyu-hyun Lee, Youngchul Kim, Seunghyun Hong
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Publication number: 20210257374Abstract: A includes an element isolation region, a first active region bounded by the element isolation region and that extends in a first direction and includes first and second parts disposed at a first level, and a third part disposed at a second level located above the first level, and a gate electrode disposed inside each of the element isolation region and the first active region and that extends in a second direction different from the first direction. The second part is spaced apart in the first direction from the first part, and the third part contacts each of the first and second parts. A first width in the second direction of the first part is less than a second width in the second direction of the third part.Type: ApplicationFiled: September 28, 2020Publication date: August 19, 2021Inventors: KI SEOK LEE, Jae Hyun YOON, Kyu Jin KIM, Keun Nam KIM, Hui-Jung KIM, Kyu Hyun LEE, SANG-IL HAN, Sung Hee HAN, Yoo Sang HWANG
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Publication number: 20210153798Abstract: A method includes providing a first electrode and a second electrode, receiving a first plurality of signals from the first electrode during a first period of time, and receiving a second plurality of signals from the second electrode during a second period of time. The method also includes receiving a pooled signal comprising a third plurality of signals from the first electrode and a fourth plurality of signals from the second electrode and isolating, from the pooled signal, one or more of the third plurality of signals and one or more of the fourth plurality of signals.Type: ApplicationFiled: November 25, 2020Publication date: May 27, 2021Applicant: California Institute of TechnologyInventors: Markus Meister, Kyu Hyun Lee, Yu-Li Ni
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Publication number: 20210126090Abstract: A semiconductor device including a device isolation layer defining an active region; a first trench in the device isolation layer; a second trench in the active region; a main gate electrode structure filling a portion of the first trench and including a first barrier conductive layer and a main gate electrode; a pass gate electrode structure filling a portion of the second trench and including a second barrier conductive layer and a pass gate electrode; a support structure filling another portion of the second trench above the pass gate electrode; a first capping pattern filling another portion of the first trench above the main gate electrode; and a second gate insulating layer extending along a bottom and sidewall of the second trench, wherein the second barrier conductive layer is between the second gate insulating layer and the pass gate electrode and extends along a bottom and sidewall thereof.Type: ApplicationFiled: June 10, 2020Publication date: April 29, 2021Inventors: Hui-Jung KIM, Kyu Jin KIM, Sang-Il HAN, Kyu Hyun LEE, Woo Young CHOI, Yoo Sang HWANG
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Publication number: 20210111171Abstract: A main Insulated Gate Bipolar Transistor (IGBT) and a sense IGBT may have a sense resistor connected between a sense emitter of the sense IGBT and a main emitter of the main IGBT. Back-to-back Zener diodes may be connected between a sense gate of the sense IGBT and the sense emitter, and configured to clamp a voltage between the sense gate and the sense emitter during an electrostatic discharge (ESD) event.Type: ApplicationFiled: November 6, 2019Publication date: April 15, 2021Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Hye-Mi KIM, Kyu-hyun LEE, Youngchul KIM, Seunghyun HONG
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Patent number: 10707321Abstract: A power device, which has a Field Stop (FS) layer based on a semiconductor substrate between a collector region and a drift region in an FS-IGBT structure. The FS layer includes multiple implants for improved functionality of the power device.Type: GrantFiled: September 18, 2018Date of Patent: July 7, 2020Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Kyu-hyun Lee, Se-kyeong Lee, Doo-seok Yoon, Soo-hyun Kang, Young-chul Choi
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Publication number: 20200093899Abstract: A Hunter syndrome therapeutic agent contains a first composition to be intravenously injected and a second composition to be subcutaneously injected. The agent can reduce the number of visits to the hospital by patients with Hunter syndrome to twice a month or less. It maintains a medicinal effect equivalent to or greater than that of a conventional once-a-week IV injection, increases drug-taking compliance of patients in comparison to conventional therapeutic agents and treatment methods, and enables enhanced patient welfare and convenience.Type: ApplicationFiled: November 27, 2019Publication date: March 26, 2020Applicants: GREEN CROSS CORPORATION, MEDIGENEBIO CORPORATIONInventors: Jin-Kyung LEE, Han-Yeul BYUN, Myung-Eun JUNG, Kyu-Hyun LEE
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Patent number: 10561713Abstract: A Hunter syndrome therapeutic agent contains a first composition to be intravenously injected and a second composition to be subcutaneously injected. The agent can reduce the number of visits to the hospital by patients with Hunter syndrome to twice a month or less. It maintains a medicinal effect equivalent to or greater than that of a conventional once-a-week IV injection, increases drug-taking compliance of patients in comparison to conventional therapeutic agents and treatment methods, and enables enhanced patient welfare and convenience.Type: GrantFiled: July 4, 2016Date of Patent: February 18, 2020Assignees: GREEN CROSS CORPORATION, MEDIGENEBIO CORPORATIONInventors: Jin-Kyung Lee, Han-Yeul Byun, Myung-Eun Jung, Kyu-Hyun Lee
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Publication number: 20190019879Abstract: In one general aspect, a power device can include a first Field Stop (FS) layer of a first conductivity type formed from a first-conductive-type semiconductor substrate. The first FS layer can include a first region having a constant impurity density profile along a depth direction and a second region having an impurity density profile along the depth direction lower than the impurity density profile of the first region. The power device can include a second FS layer of the first conductivity type disposed on a first surface of the first FS layer. The second FS layer can include a first implanted FS layer having an impurity density higher than an impurity density of the first FS layer, and a second implanted FS layer having an impurity density lower than the first implanted FS layer. The second implanted FS layer can be disposed between the first FS layer and the first implanted FS layer. The power device can include a transistor device having components disposed on the second FS layer.Type: ApplicationFiled: September 18, 2018Publication date: January 17, 2019Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Kyu-hyun LEE, Se-kyeong LEE, Doo-seok YOON, Soo-hyun KANG, Young-chul CHOI
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Publication number: 20180303914Abstract: A Hunter syndrome therapeutic agent contains a first composition to be intravenously injected and a second composition to be subcutaneously injected. The agent can reduce the number of visits to the hospital by patients with Hunter syndrome to twice a month or less. It maintains a medicinal effect equivalent to or greater than that of a conventional once-a-week IV injection, increases drug-taking compliance of patients in comparison to conventional therapeutic agents and treatment methods, and enables enhanced patient welfare and convenience.Type: ApplicationFiled: July 4, 2016Publication date: October 25, 2018Applicants: GREEN CROSS CORPORATION, MEDIGENEBIO CORPORATIONInventors: Jin-Kyung LEE, Han-Yeul BYUN, Myung-Eun JUNG, Kyu-Hyun LEE
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Patent number: 10109719Abstract: In one general aspect, a method of fabricating a power device can include preparing a semiconductor substrate of a first conductivity type, and forming a first Field Stop (FS) layer and a second FS layer.Type: GrantFiled: January 3, 2017Date of Patent: October 23, 2018Assignee: Semiconductor Components Industries, LLCInventors: Kyu-hyun Lee, Se-kyeong Lee, Doo-seok Yoon, Soo-hyun Kang, Young-chul Choi
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Patent number: 9960250Abstract: Provided are a power device having an improved field stop layer and a method of manufacturing the same. The method can include performing a first ion implant process by implanting impurity ions of a first conductive type into a front surface of a semiconductor substrate to form an implanted field stop layer where the semiconductor substrate is the first conductive type. The method can include performing a second ion implant process by implanting impurity ions of the first conductive type into a first part of the implanted field stop layer such that an impurity concentration of the first part of the implanted field stop layer is higher than an impurity concentration of a second part of the implanted field stop layer.Type: GrantFiled: May 5, 2017Date of Patent: May 1, 2018Assignee: Semiconductor Components Industries LLCInventors: Kyu-hyun Lee, Young-chul Kim, Kyeong-seok Park, Bong-yong Lee, Young-chul Choi
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Publication number: 20170243951Abstract: Provided are a power device having an improved field stop layer and a method of manufacturing the same. The method can include performing a first ion implant process by implanting impurity ions of a first conductive type into a front surface of a semiconductor substrate to form an implanted field stop layer where the semiconductor substrate is the first conductive type. The method can include performing a second ion implant process by implanting impurity ions of the first conductive type into a first part of the implanted field stop layer such that an impurity concentration of the first part of the implanted field stop layer is higher than an impurity concentration of a second part of the implanted field stop layer.Type: ApplicationFiled: May 5, 2017Publication date: August 24, 2017Applicant: FAIRCHILD KOREA SEMICONDUCTOR LTD.Inventors: Kyu-hyun LEE, Young-chul KIM, Kyeong-seok PARK, Bong-yong LEE, Young-chul CHOI
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Patent number: 9685335Abstract: Provided are a power device having an improved field stop layer and a method of manufacturing the same. The power device includes: a first field stop layer formed of a semiconductor substrate and of a first conductive type; a second field stop layer formed on the first field stop layer and of the first conductive type, the second field stop layer having a region with an impurity concentration higher than the first field stop layer; a drift region formed on the second field stop layer and of the first conductive type, the drift region having an impurity concentration lower than the first field stop layer; a plurality of power device cells formed on the drift region; and a collector region formed below the first field stop layer, wherein the second field stop layer includes a first region having a first impurity concentration and a second region having a second impurity concentration higher than the first impurity concentration.Type: GrantFiled: June 26, 2014Date of Patent: June 20, 2017Assignee: Fairchild Korea Semiconductor Ltd.Inventors: Kyu-hyun Lee, Young-chul Kim, Kyeong-seok Park, Bong-yong Lee, Young-chul Choi