Patents by Inventor Hyung-Seok Lee
Hyung-Seok 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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Publication number: 20170331075Abstract: The present invention relates to a tandem organic light-emitting element, more particularly to a tandem organic light-emitting element which may decrease a driving voltage in a driving region of a charge generation layer by sequentially laminating an electronics layer, which is doped with a metal dopant, and an electronics layer, which is doped with an organic dopant, on one side of the charge generation layer, thereby having increased power efficiency and life span.Type: ApplicationFiled: January 5, 2016Publication date: November 16, 2017Applicants: Corning Precision Materials Co., Ltd., UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITYInventors: Hyung Seok Lee, Kwang Je Woo, Jang Dae Youn, Jang Hyuk Kwon, Young Hoon Son
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Patent number: 9800181Abstract: Provided is a hybrid diode device. The hybrid diode device includes a first lower nitride layer disposed on a substrate and including a first 2-dimensional electron gas (2DEG) layer, a second lower nitride layer extending from the first lower nitride layer to the outside of the substrate and including a second 2DEG layer, a first upper nitride layer disposed on the first lower nitride layer, a second upper nitride layer disposed on the second lower nitride layer, a first cap layer disposed on the first upper nitride layer, a second cap layer disposed on the second upper nitride layer, a first electrode structure connected to the first lower nitride layer and the first cap layer; and a second electrode structure connected to the second lower nitride layer and the first electrode structure. The second lower nitride layer generates electric energy through dynamic movement.Type: GrantFiled: October 21, 2016Date of Patent: October 24, 2017Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Chi Hoon Jun, Sang Choon Ko, Minki Kim, Jeho Na, Young Rak Park, Junbo Park, Hyun Soo Lee, Hyung Seok Lee, Hyun-Gyu Jang, Dong Yun Jung
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Publication number: 20170255877Abstract: There is provided a heterogeneous computing method. A heterogeneous computing method includes performing offline learning on an algorithm using compilations and runtimes of application programs, executing a first application program in a mobile device, distributing a workload to a central processing unit (CPU) and a graphic processing unit (GPU) in the first application program, using the algorithm, performing online learning to reset the workload distributed to the CPU and GPU in the first application program, and resetting the workload distributed to the CPU and GPU in the first application program, corresponding to a result of the online learning.Type: ApplicationFiled: May 27, 2016Publication date: September 7, 2017Inventors: Hyunwoo CHO, Do Hyung KIM, Cheol RYU, Seok Jin YOON, Jae Ho LEE, Hyung-Seok LEE, Kyung Hee LEE
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Patent number: 9755027Abstract: Provided is an electronic device. The electronic device includes a first semiconductor layer and a second semiconductor layer sequentially stacked on a substrate and a source electrode, a gate electrode, and a drain electrode arranged on the second semiconductor layer. The electronic device further includes a field plate which is electrically connected to the source electrode and extends towards the drain electrode, wherein the field plate becomes farther away from the substrate as the field plate becomes closer to the drain electrode.Type: GrantFiled: September 14, 2016Date of Patent: September 5, 2017Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Hyung Seok Lee, Ki Hwan Kim, Sang Choon Ko, Zin-Sig Kim, Jeho Na, Eun Soo Nam, Young Rak Park, Junbo Park, Chi hoon Jun, Dong Yun Jung
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Patent number: 9733196Abstract: Provided are a foreign material detecting device and method for detecting only a foreign material on a surface of a substrate except for a foreign material on a lower surface of the substrate in a manufacturing process of a transparent substrate passing light therethrough, such as a glass substrate used in a flat panel display (FPD) such as a liquid crystal display (LCD), an organic light emitting diode (OLED), a plasma display panel (PDP), etc., a sapphire wafer used in some of semiconductors, or the like, and in a pattern forming process in a manufacturing process of the FPD and the semiconductor using the transparent substrate. More particularly, provided are a foreign material detecting device and method for detecting only a foreign material on a surface of an ultra-thin transparent substrate having a thickness of 0.3 T or less.Type: GrantFiled: November 23, 2015Date of Patent: August 15, 2017Assignee: Nanoprotech Co., Ltd.Inventors: Hyung Seok Lee, Yeong Ryeol Kim, Cheul Ock Chae, Jin Yong Kim, Soung Jin Kim
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Publication number: 20170213904Abstract: A semiconductor device includes a semiconductor structure including a substrate, a first semiconductor layer on the substrate, and a second semiconductor layer on the first semiconductor layer, a first passivation pattern provided on the semiconductor structure, and first and second conductive patterns provided on the semiconductor structure and spaced from the first passivation pattern.Type: ApplicationFiled: January 24, 2017Publication date: July 27, 2017Applicant: Electronics and Telecommunications Research InstituteInventors: Jeho NA, Hyung Seok LEE, Chi Hoon JUN, Sang Choon KO, Myungjoon KWACK, Young Rak PARK, Woojin CHANG, Hyun-Gyu JANG, Dong Yun JUNG
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Publication number: 20170141704Abstract: Provided is a hybrid diode device. The hybrid diode device includes a first lower nitride layer disposed on a substrate and including a first 2-dimensional electron gas (2DEG) layer, a second lower nitride layer extending from the first lower nitride layer to the outside of the substrate and including a second 2DEG layer, a first upper nitride layer disposed on the first lower nitride layer, a second upper nitride layer disposed on the second lower nitride layer, a first cap layer disposed on the first upper nitride layer, a second cap layer disposed on the second upper nitride layer, a first electrode structure connected to the first lower nitride layer and the first cap layer; and a second electrode structure connected to the second lower nitride layer and the first electrode structure. The second lower nitride layer generates electric energy through dynamic movement.Type: ApplicationFiled: October 21, 2016Publication date: May 18, 2017Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Chi Hoon JUN, Sang Choon KO, Minki KIM, Jeho NA, Young Rak PARK, Junbo PARK, Hyun Soo LEE, Hyung Seok LEE, Hyun-Gyu JANG, Dong Yun JUNG
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Patent number: 9613884Abstract: Provided is a semiconductor device. The semiconductor device includes a substrate including a cantilever configured to generate a flow of cooling media through dynamic movement, an active area on the substrate which an electronic device is provided on, an insulation layer disposed to be spaced apart from the active area on the substrate, a lower electrode on the insulation layer, a piezoelectric film on the lower electrode, and an upper electrode on the piezoelectric film.Type: GrantFiled: October 1, 2015Date of Patent: April 4, 2017Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Chi Hoon Jun, Jeho Na, Dong Yun Jung, Sang Choon Ko, Eun Soo Nam, Hyung Seok Lee
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Patent number: 9602941Abstract: A jack detector detects a combination state between a socket including a detecting pin and a first signal pin and a jack. The jack detector includes a first current source for supplying a first detecting current, a second current source for supplying a second detecting current larger than the first detecting current, and a buffer for generating a detecting signal in accordance with a detecting pin voltage input from the detecting pin. The second current source instead of the first current source is connected to the detecting pin in synchronization with a combination starting point when the detecting pin and the first signal pin are electrically connected to each other and it is determined that the jack is combined with the socket when the detecting signal is maintained at a state of the combination starting point.Type: GrantFiled: February 6, 2014Date of Patent: March 21, 2017Assignee: FAIRCHILD KOREA SEMICONDUCTOR LTD.Inventors: Jae Young Oh, Hyung Seok Lee
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Publication number: 20170077282Abstract: Provided is an electronic device. The electronic device includes a first semiconductor layer and a second semiconductor layer sequentially stacked on a substrate and a source electrode, a gate electrode, and a drain electrode arranged on the second semiconductor layer. The electronic device further includes a field plate which is electrically connected to the source electrode and extends towards the drain electrode, wherein the field plate becomes farther away from the substrate as the field plate becomes closer to the drain electrode.Type: ApplicationFiled: September 14, 2016Publication date: March 16, 2017Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Hyung Seok LEE, Ki Hwan KIM, Sang Choon KO, Zin-Sig KIM, Jeho NA, EUN SOO NAM, Young Rak PARK, Junbo PARK, Chi Hoon JUN, Dong Yun JUNG
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Publication number: 20170062385Abstract: Disclosed is a power converting device including: a first laminate having a plurality of non-magnetic substrates which are laminated; electronic devices disposed on at least one of the non-magnetic substrates; first conductive patterns disposed on the non-magnetic substrate on which the electronic devices are disposed, the first conductive patterns being connected to the electronic devices; at least one via electrode connecting the respective first conductive patterns to each other; a second laminate disposed on one side of the first laminate and having a plurality of magnetic sheets which are laminated; second conductive patterns disposed on at least two magnetic sheets among the plurality of magnetic sheets; and at least one via electrode connecting the respective second conductive patterns to each other, wherein the first and second via electrodes are connected to each other.Type: ApplicationFiled: July 27, 2016Publication date: March 2, 2017Applicant: Electronics and Telecommunications Research InstituteInventors: Dong Yun JUNG, Sang Choon KO, Chi Hoon JUN, Minki KIM, Jeho NA, EUN SOO NAM, Young Rak PARK, Junbo PARK, Hyun Soo LEE, Hyung Seok LEE, Hyun-Gyu JANG
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Publication number: 20170025550Abstract: Provided is a bridge diode according to an embodiment of the inventive concept. The bridge diode includes a first structure including a first lower nitride film and a first upper nitride film, which are laminated on the substrate, a second structure including a second lower nitride film and a second upper nitride film, which are laminated on the substrate, a first electrode structural body disposed on the first structure, and a second electrode structural body disposed on the second structure.Type: ApplicationFiled: July 20, 2016Publication date: January 26, 2017Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dong Yun JUNG, Hyun Soo LEE, Sang Choon KO, Minki KIM, Jeho NA, EUN SOO NAM, Young Rak PARK, Junbo PARK, Hyung Seok LEE, Hyun-Gyu JANG, Chi Hoon JUN
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Publication number: 20160380119Abstract: A first nitride semiconductor layer of a semiconductor device is provided on a substrate, a second nitride semiconductor layer is provided on the first nitride semiconductor layer, a first ohmic metal and a second ohmic metal are provided on the second nitride semiconductor layer, a recess region is provided in the second nitride semiconductor layer between the first ohmic metal and the second ohmic metal, a passivation layer covers side of the first ohmic metal and a bottom surface and sides of the recess region, and a Schottky electrode is provided on the first ohmic metal and extends into the recess region.Type: ApplicationFiled: March 30, 2016Publication date: December 29, 2016Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dong Yun JUNG, Hyun Soo LEE, Sang Choon KO, Jeong-Jin KIM, Zin-Sig KIM, Jeho NA, Eun Soo NAM, Jae Kyoung MUN, Young Rak PARK, Sung-Bum BAE, Hyung Seok LEE, Woojin CHANG, Hyungyu JANG, Chi Hoon JUN
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Publication number: 20160327494Abstract: Provided are a foreign material detecting device and method for detecting only a foreign material on a surface of a substrate except for a foreign material on a lower surface of the substrate in a manufacturing process of a transparent substrate passing light therethrough, such as a glass substrate used in a flat panel display (FPD) such as a liquid crystal display (LCD), an organic light emitting diode (OLED), a plasma display panel (PDP), etc., a sapphire wafer used in some of semiconductors, or the like, and in a pattern forming process in a manufacturing process of the FPD and the semiconductor using the transparent substrate. More particularly, provided are a foreign material detecting device and method for detecting only a foreign material on a surface of an ultra-thin transparent substrate having a thickness of 0.3 T or less.Type: ApplicationFiled: November 23, 2015Publication date: November 10, 2016Inventors: Hyung Seok Lee, Yeong Ryeol Kim, Cheul Ock Chae, Jin Yong Kim, Soung Jin Kim
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Publication number: 20160260653Abstract: Provided is a semiconductor device. The semiconductor device includes a substrate including a cantilever configured to generate a flow of cooling media through dynamic movement, an active area on the substrate which an electronic device is provided on, an insulation layer disposed to be spaced apart from the active area on the substrate, a lower electrode on the insulation layer, a piezoelectric film on the lower electrode, and an upper electrode on the piezoelectric film.Type: ApplicationFiled: October 1, 2015Publication date: September 8, 2016Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Chi Hoon JUN, Jeho NA, Dong Yun JUNG, Sang Choon KO, Eun Soo NAM, Hyung Seok LEE
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Patent number: 9313719Abstract: An apparatus for providing information about an available service using a proxy server and a method thereof. The apparatus includes an available service checker, a database, an available service searcher, and an available service broadcaster. The apparatus may provide information through the proxy server regarding available services of a device that is not currently connected to a basic service set (BSS), thereby preventing generation of excessive amount of traffic.Type: GrantFiled: January 22, 2015Date of Patent: April 12, 2016Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Cheol Ryu, Hyung Seok Lee, Jae Ho Lee, Seok Jin Yoon, Do Hyung Kim, Jin Suk Ma, Choong Bum Park
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Patent number: 9313654Abstract: Disclosed is a message communication method of transmitting and receiving a certain message, independently of any network, without privacy invasion issues. The method includes generating vendor specific data on the basis of input information, adding the generated vendor specific data to a P2P information element of a probe request frame, and transmitting the probe request frame to another message communication apparatus. Thus, an apparatus conforming to a Wi-Fi Direct standard may transmit/receive a certain message to/from another terminal independently of a use region, a use environment, and a network of a large telecommunication vendor, without privacy invasion issues.Type: GrantFiled: January 7, 2014Date of Patent: April 12, 2016Assignee: ELECTRONICS & TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jin Suk Ma, Do Hyeung Kim, Cheol Ryu, Seok Jin Yoon, Min Hong Yun, Choong Bum Park, Jae Ho Lee, Hyung Seok Lee
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Publication number: 20150365538Abstract: A cost-cognitive base station apparatus, a cost-cognitive user terminal, and a cost-cognitive network method, in which by recognizing costs based on network congestion, a user may select and receive appropriate network services, thereby reducing telecommunication expenses and inducing the user to a less congested network, which leads to improved network management efficiency.Type: ApplicationFiled: June 12, 2015Publication date: December 17, 2015Inventors: Seok Jin YOON, Sung Ho IM, Kyung Hee LEE, Hyung Seok LEE, Do Hyung KIM, Jin Suk MA, Jae Ho LEE, Cheol RYU, Choong Bum PARK, Jae Bok PARK, Jae Guk GWON
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Patent number: D786603Type: GrantFiled: June 29, 2016Date of Patent: May 16, 2017Assignee: Sunbeam Products, Inc.Inventors: Joseph Palermo, Motokimi Yono, Hyung-Seok Lee
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Patent number: D796242Type: GrantFiled: February 29, 2016Date of Patent: September 5, 2017Assignee: Sunbeam Products, Inc.Inventors: Joseph Palermo, Marianne Grisdale, Hyung-Seok Lee