Patents by Inventor Kyu-Min Choi
Kyu-Min Choi 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: 20240185896Abstract: A pseudo dual port memory device in which an operating speed is improved and stability is increased is provided. The pseudo dual port memory device may include a memory cell, a pair of bit lines connected to the memory cell, a write driver, a sense amp, and a column multiplexer which is connected to the bit lines, receives a write multiplexer control signal and a read multiplexer control signal, connects the bit lines to the write driver in response to the write multiplexer control signal, and connects the bit lines to the sense amp in response to the read multiplexer control signal. A precharge control signal generation circuit which is connected to the column multiplexer may generate a precharge control signal on the basis of the read and write multiplexer control signals, and a bit line precharge circuit may precharge the bit lines based on the precharge control signal.Type: ApplicationFiled: February 14, 2024Publication date: June 6, 2024Inventors: Chan Ho Lee, Tae Min Choi, Jeong Kyun Kim, Hyeong Cheol Kim, Suk Youn, Ju Chang Lee, Kyu Won Choi
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Patent number: 11994881Abstract: An identification method and an unmanned aerial vehicle (UAV) detection apparatus are provided. The identification method, as a method for preventing a collision that may occur in a process of detecting and identifying a plurality of UAVs flying in the air, detects a plurality of UAVs in the air and determines a legitimacy of flight of each of the plurality of UAVs using an identification information request message.Type: GrantFiled: April 28, 2021Date of Patent: May 28, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jinhyung Oh, Kyu-Min Kang, Jae Cheol Park, Dong Woo Lim, Su Na Choi, Sunghyun Hwang
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Patent number: 11984446Abstract: A semiconductor device may include a first capacitor and a second capacitor. The first capacitor may include a first lower electrode, a first upper electrode and a first dielectric layer disposed between the first lower electrode and the first upper electrode at a first height. The second capacitor may be positioned spaced apart from the first capacitor. The second capacitor may include a second lower electrode, a second upper electrode and a second dielectric layer disposed between the second lower electrode and the second upper electrode at a second height different from the first height.Type: GrantFiled: December 29, 2021Date of Patent: May 14, 2024Assignee: SK hynix Inc.Inventors: Kyu Jin Choi, Seong Min Ma, Kyu Chan Shim
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Publication number: 20240145719Abstract: A binder solution for an all-solid-state battery, an electrode slurry for an all-solid-state battery including the same and a method of manufacturing an all-solid-state battery using the same, and more particularly to a binder solution for an all-solid-state battery, in which a polymer binder configured such that a non-polar functional group is bonded to the end of a polar functional group is used, whereby the polar functional group is provided by a deprotection mechanism of the polymer binder through a thermal treatment, thus increasing adhesion between electrode materials to thereby improve battery capacity and enabling a wet process to thereby reduce manufacturing costs, an electrode slurry for an all-solid-state battery including the same and a method of manufacturing an all-solid-state battery using the same.Type: ApplicationFiled: January 10, 2024Publication date: May 2, 2024Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, Seoul National University R&DB FoundationInventors: Sang Mo Kim, Sang Heon Lee, Yong Sub Yoon, Jae Min Lim, Ju Yeong Seong, Jin Soo Kim, Jang Wook Choi, Kyu Lin Lee, Ji Eun Lee
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Publication number: 20240128930Abstract: The present disclosure relates to an offset elimination operation of an internal operational amplifier of a data driving circuit and relates to a technique that applies different offset elimination methods for each position of an operational amplifier.Type: ApplicationFiled: October 13, 2023Publication date: April 18, 2024Applicant: LX SEMICON CO., LTD.Inventors: Yong Sung AHN, Ji Won KIM, Hyo Joong KIM, Kyung Min SHIN, Kyu Tae LEE, Ha Rim CHOI
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Publication number: 20240075318Abstract: The present disclosure relates to a method for carrying out dose delivery quality assurance for high-precision radiation treatment, in which parameters affecting a pass rate of dose delivery quality assurance can be derived through regression analysis, which is a known statistical analysis method, and a pass rate prediction model capable of predicting each parameter and the pass rate of dose delivery quality assurance can be derived, and accordingly, it can be predicted in advance whether dose delivery quality assurance will be passed according to the parameters through the above prediction model, without repeatedly carrying out dose delivery quality assurance according to a patient's treatment plan, and as a result, the efficiency of dose delivery quality assurance can be enhanced, and the time or capacity required for such quality assurance is reduced, such that radiation treatment for an actual patient can be quickly and precisely carried out.Type: ApplicationFiled: December 22, 2021Publication date: March 7, 2024Inventors: Young Nam KANG, Ji Na KIM, Hong Seok JANG, Byung Ock CHOI, Yun Ji SEOL, Tae Geon OH, Na Young AN, Jae Hyeon LEE, Kyu Min HAN, Ye Rim SHIN
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Patent number: 11923035Abstract: A pseudo dual port memory device in which an operating speed is improved and stability is increased is provided. The pseudo dual port memory device may include a memory cell, a pair of bit lines connected to the memory cell, a write driver, a sense amp, and a column multiplexer which is connected to the bit lines, receives a write multiplexer control signal and a read multiplexer control signal, connects the bit lines to the write driver in response to the write multiplexer control signal, and connects the bit lines to the sense amp in response to the read multiplexer control signal. A precharge control signal generation circuit which is connected to the column multiplexer may generate a precharge control signal on the basis of the read and write multiplexer control signals, and a bit line precharge circuit may precharge the bit lines based on the precharge control signal.Type: GrantFiled: February 10, 2022Date of Patent: March 5, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Chan Ho Lee, Tae Min Choi, Jeong Kyun Kim, Hyeong Cheol Kim, Suk Youn, Ju Chang Lee, Kyu Won Choi
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Patent number: 9270702Abstract: The present invention relates to a method of implementing a security system for preemptively preventing a decrease in work efficiency due to leaked confidential secrets or the browsing of non work-related sites through a mobile terminal. A security manager implements an environment for allowing, blocking, or recording Internet usage in an independent mobile communication network in an area requiring security, uses a security system server to preregister information on mobile terminals of users who are expected to use the Internet, makes agreements on how personal information will be handled when outside visitors visit the network, registers information on mobile terminals of outside visitors with the security system server, and oversees the installation of a security app whenever necessary.Type: GrantFiled: November 2, 2011Date of Patent: February 23, 2016Assignee: PLUSTECH INC.Inventors: Hyoung-Bae Park, Jeong-Ah Kim, Kyu-Min Choi, Yun-Seok Lee, Sung-Goo Kim
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Patent number: 9270550Abstract: The present invention relates to a session-based traffic analysis system that may accurately analyze an amount of traffic for each transmission control protocol (TCP) connection using only one-way packets. The system may accurately analyze an amount of two-way traffic using only one-way connection information.Type: GrantFiled: November 7, 2011Date of Patent: February 23, 2016Assignee: Plustech Inc.Inventor: Kyu-Min Choi
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Patent number: 8661133Abstract: The present invention provides according to an embodiment a method including analyzing traffic; judging whether NAT (Network Address Translation) use of a client configuring and using a private network as well as a being provided an authorized IP address (an Internet IP address) is allowed or not, for analyzing and detecting a number of sharing terminals; creating a database using data; and formulating a policy by using information in the database, so that when users of the private network connect to the Internet at the same time, permission or blocking of Internet use can be executed selectively.Type: GrantFiled: October 28, 2008Date of Patent: February 25, 2014Assignee: Plustech Inc.Inventors: Hyoung-Bae Park, Yun-Seok Lee, Kyu-Min Choi, Kyoung-Pil Kong, Pil-Sang You, Sung-Goo Kim
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Patent number: 8578488Abstract: The present invention is related to a method for neutralizing a malicious ARP spoofing attack generated in a local network and in particular, the present invention provides a method for neutralizing an ARP spoofing attack comprising a step for detecting an ARP spoofing attack based on an ARP request packet generated for an ARP spoofing attack; a step for generating a plurality of counterfeit MAC addresses and dynamically changing MAC addresses of network devices or servers which are to be protected whenever an ARP spoofing attack is generated; and a step for neutralizing an ARP spoofing attack by using a counterfeit MAC address which is capable of neutralizing an ARP spoofing attack adequately.Type: GrantFiled: November 18, 2008Date of Patent: November 5, 2013Assignee: Plustech Inc.Inventors: Hyoung-Bae Park, Yun-Seok Lee, Kyu-Min Choi, Kyoung-Pil Kong, Pil-Sang You, Sung-Goo Kim
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Publication number: 20130286872Abstract: The present invention relates to a session-based traffic analysis system that may accurately analyze an amount of traffic for each transmission control protocol (TCP) connection using only one-way packets. The system may accurately analyze an amount of two-way traffic using only one-way connection information.Type: ApplicationFiled: November 7, 2011Publication date: October 31, 2013Applicant: PLUSTECH INC.Inventor: Kyu-Min Choi
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Publication number: 20130283341Abstract: The present invention relates to a method of implementing a security system for preemptively preventing a decrease in work efficiency due to leaked confidential secrets or the browsing of non work-related sites through a mobile terminal. A security manager implements an environment for allowing, blocking, or recording Internet usage in an independent mobile communication network in an area requiring security, uses a security system server to preregister information on mobile terminals of users who are expected to use the Internet, makes agreements on how personal information will be handled when outside visitors visit the network, registers information on mobile terminals of outside visitors with the security system server, and oversees the installation of a security app whenever necessary.Type: ApplicationFiled: November 2, 2011Publication date: October 24, 2013Applicant: PLUSTECH INC.Inventors: Hyoung-Bae Park, Jeong-Ah Kim, Kyu-Min Choi, Yun-Seok Lee, Sung-Goo Kim
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Patent number: 8230007Abstract: The present invention is related to a technology for grasping the number of a plurality of terminals of a client using a Cookie in a private network in which plural terminals are shared by redirecting a session which is to be connected to a Web by analyzing a TCP/IP packet, detecting the accurate number of a plurality of terminals of a client using an Internet, and making the accurate number as a DB, and selectively permitting or blocking a connection to Internet according to TCP/IP by using the Cookie pool information of a DB type and JOB when the users configuring and using a private network connect to the Internet at the same time.Type: GrantFiled: October 8, 2008Date of Patent: July 24, 2012Assignee: Plustech Inc.Inventors: Yun-Seok Lee, Jeong-Ah Kim, Kyu-Min Choi, Se-Eun Cheon, Kyoung-Pil Kong
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Publication number: 20110185060Abstract: The present invention provides a method consisting of a step for analyzing a traffic receiving mirroring, a step for judging whether NAT (Network Address Translation) use of a client configuring and using a private network as well as a provided authorized IP (an Internet IP) is allowed or not, for analyzing and detecting the number of sharing terminals, a step for creating a database using data, and a step for formulating a policy by using information in database, so that when the users of a private network connect to Internet at the same time, permission or blocking of Internet use can be executed selectively.Type: ApplicationFiled: October 28, 2008Publication date: July 28, 2011Inventors: Hyoung-Bae Park, Yun-Seok Lee, Kyu-Min Choi, Kyoung-Pil Kong, Pil-Sang You, Sung-Goo Kim
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Publication number: 20110179486Abstract: The present invention is related to a method for neutralizing a malicious ARP spoofing attack generated in a local network and in particular, the present invention provides a method for neutralizing an ARP spoofing attack comprising a step for detecting an ARP spoofing attack based on an ARP request packet generated for an ARP spoofing attack; a step for generating a plurality of counterfeit MAC addresses and dynamically changing MAC addresses of network devices or servers which are to be protected whenever an ARP spoofing attack is generated; and a step for neutralizing an ARP spoofing attack by using a counterfeit MAC address which is capable of neutralizing an ARP spoofing attack adequately.Type: ApplicationFiled: November 18, 2008Publication date: July 21, 2011Applicant: PLUSTECH INC.Inventors: Hyoung-Bae Park, Yun-Seok Lee, Kyu-Min Choi, Kyoung-Pil Kong, Pil-Sang You, Sung-Goo Kim
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Publication number: 20100274799Abstract: The present invention is related to a technology for grasping the number of a plurality of terminals of a client using a Cookie in a private network in which plural terminals are shared by redirecting a session which is to be connected to a Web by analyzing a TCP/IP packet, detecting the accurate number of a plurality of terminals of a client using an Internet, and making the accurate number as a DB, and selectively permitting or blocking a connection to Internet according to TCP/IP by using the Cookie pool information of a DB type and JOB when the users configuring and using a private network connect to the Internet at the same time.Type: ApplicationFiled: October 8, 2008Publication date: October 28, 2010Inventors: Yun-Seok Lee, Jeong-Ah Kim, Kyu-Min Choi, Se-Eun Cheon, Kyoung-Pil Kong