Patents by Inventor Yong-ho HWANG
Yong-ho HWANG 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: 20240152456Abstract: Embodiments of the present disclosure relate to a system and an operating method of the system. Based on some embodiments of the disclosed technology, the system may include a random access memory structured to include memory cells to store data, a cache memory configured to cache at least part of the data, and a processor in communication with the random access memory and the cache memory to access at least part of the data from the random access memory or cache memory. The system may determine a cache hit ratio for the cache memory, and may set an operating frequency of the random access memory based on the cache hit ratio.Type: ApplicationFiled: January 19, 2024Publication date: May 9, 2024Inventors: Yong Wan HWANG, Nam Hyeok JEONG, Kwang Ho CHOI, Moon Hyeok CHOI, Tae Woong HA
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Patent number: 11963364Abstract: A semiconductor device is provided. The semiconductor device includes a first stacked structure including a plurality of first insulating patterns and a plurality of first semiconductor patterns alternately stacked on a substrate, the first stacked structure extending in a first direction parallel to an upper surface of the substrate, a first conductive pattern on one side surface of the first stacked structure, the first conductive pattern extending in a second direction crossing the upper surface of the substrate, and a first ferroelectric layer between the first stacked structure and the first conductive pattern, the first ferroelectric layer extending in the second direction, wherein each of the first semiconductor patterns includes a first impurity region, a first channel region and a second impurity region which are sequentially arranged along the first direction.Type: GrantFiled: September 28, 2022Date of Patent: April 16, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Seok Han Park, Yong Seok Kim, Hui-Jung Kim, Satoru Yamada, Kyung Hwan Lee, Jae Ho Hong, Yoo Sang Hwang
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Publication number: 20240118810Abstract: A memory system may include: a memory device configured to store first training information and second training information representing different training patterns; and a memory controller configured to: perform a first training operation on the memory device based on the first training information, and perform, when a result of the first training operation is out of a predetermined range, a second training operation on the memory device plural times based on the second training information.Type: ApplicationFiled: February 9, 2023Publication date: April 11, 2024Inventors: Moon Hyeok CHOI, Kwang Ho CHOI, Nam Hyeok JEONG, Yong Wan HWANG
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Patent number: 11945276Abstract: The present disclosure discloses a preview vehicle height control system and a method of controlling the same. The system includes a monitoring device configured to detect the road surface condition of a driving path of a vehicle, an active suspension configured to adjust a vehicle height, a memory configured to store a plurality of data maps distinguished based on a type of bump, each data map having a vehicle dynamic characteristic as an input and a tuning factor as an output, and a controller configured to derive the tuning factor based on a data map, among the plurality of data maps of the memory, corresponding to the bump detected by the monitoring device, derive a target vehicle height in a form of a Gaussian distribution by substituting the tuning factor, and control the active suspension to follow the derived target vehicle height.Type: GrantFiled: August 19, 2022Date of Patent: April 2, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, FOUNDATION FOR RESEARCH AND BUSINESS SEOUL NATIONAL UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Youngil Sohn, Min Jun Kim, Sang Woo Hwang, Sehyun Chang, Jun Ho Seong, Yong Hwan Jeong, Seong Jin Yim
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Patent number: 11349518Abstract: Suggested is a cover for a portable terminal which is driven by receiving wireless power from a portable terminal and performs communication with an IoT device by using the portable terminal having no IoT communication module embedded therein by performing communication with the IoT device via IoT communication. The suggested cover for a portable terminal comprises: a first antenna module for generating driving power through energy harvesting with a portable terminal; and a second antenna module and a third antenna module driven by the driving power, wherein one of the first antenna module and the second antenna module collects IoT data from the portable terminal, and wherein the third antenna module transmits the IoT data, collected by one of the first antenna module and the second antenna module, to an external IoT device.Type: GrantFiled: November 14, 2018Date of Patent: May 31, 2022Assignee: AMOSENSE CO., LTD.Inventors: Se Min Oh, Hyung Il Baek, Yong Ho Hwang, Seung Yeob Yi
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Patent number: 11088436Abstract: Provided is an NFC antenna module which connects a side cover (i.e. metal frame), which is formed at one side of a portable terminal, to the antenna pattern so that the side cover is operated as an auxiliary radiator of an antenna pattern. The presented NFC antenna module comprises: a side cover made of a metal material and coupled to one side of the portable terminal; an antenna pattern having one end connected to a short-range communication chipset embedded in the portable terminal; a first terminal portion of the antenna pattern, the first terminal portion having one end connected to the short-range communication chipset and the other end connected to the side cover; and a second terminal portion having one end connected to the other end of the antenna pattern and the other end connected to the side cover.Type: GrantFiled: January 5, 2016Date of Patent: August 10, 2021Assignee: AMOTECH CO., LTD.Inventors: Jin-Won Noh, Hyung-Il Baek, Beom-Jin Kim, Yong-Ho Hwang
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Publication number: 20200358469Abstract: Suggested is a cover for a portable terminal which is driven by receiving wireless power from a portable terminal and performs communication with an IoT device by using the portable terminal having no IoT communication module embedded therein by performing communication with the IoT device via IoT communication. The suggested cover for a portable terminal comprises: a first antenna module for generating driving power through energy harvesting with a portable terminal; and a second antenna module and a third antenna module driven by the driving power, wherein one of the first antenna module and the second antenna module collects IoT data from the portable terminal, and wherein the third antenna module transmits the IoT data, collected by one of the first antenna module and the second antenna module, to an external IoT device.Type: ApplicationFiled: November 14, 2018Publication date: November 12, 2020Applicant: AMOSENSE CO., LTD.Inventors: Se Min OH, Hyung Il BAEK, Yong Ho HWANG, Seung Yeob YI
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Patent number: 10680313Abstract: The present disclosure relates to an antenna module performing near field communication such as NFC and MST, and disclosed is a stacked antenna module that interposes an electromagnetic wave shielding sheet between a lower stacked flexible sheet and an upper stacked flexible sheet in order to implement performance that is equal to or better than that of the conventional antenna upon mounting on a portable terminal composed of a metal material cover, and implements an antenna pattern that winds an electromagnetic wave shielding sheet in the vertical direction thereof by connecting a first radiation pattern and a second radiation pattern formed on the lower stacked flexible sheet and the upper stacked flexible sheet, respectively, through a connector that penetrates the electromagnetic wave shielding sheet.Type: GrantFiled: January 6, 2017Date of Patent: June 9, 2020Assignee: AMOTECH CO., LTD.Inventors: Joo-Seung Maeng, Ki-Sang Lim, Jin-Won Noh, Hyung-Il Baek, Beom-Jin Kim, Yong-Ho Hwang
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Patent number: 10601136Abstract: The antenna module disclosed, as the antenna module formed with a type of a flexible printed circuit board, and mounted adjacent to an end portion of a mobile terminal, includes a lower layer sheet mounted on the mobile terminal, and having a first radiation pattern formed on the lower layer sheet; an electromagnetic wave shielding sheet with an area narrower than the lower layer sheet, and layered on an top of the lower layer sheet; an upper layer sheet layered on an top of the electromagnetic wave shielding sheet, and having a second radiation pattern formed on the upper layer sheet, a part of both ends of the upper layer sheet being attached to the lower layer sheet; and a connecting portion connecting the first radiation pattern and the second radiation pattern.Type: GrantFiled: July 7, 2016Date of Patent: March 24, 2020Assignee: AMOTECH CO., LTD.Inventors: Ki-Sang Lim, Jin-Won Noh, Hyung-IL Baek, Beom-Jin Kim, Yong-Ho Hwang
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Patent number: 10511103Abstract: The present invention suggests an antenna module in which a radiation pattern is alternately formed on an upper surface and a lower surface of a shielding sheet to be wound on the shielding sheet in a vertical direction, and a portable device having the same. In the suggested antenna module, the radiation pattern is alternately formed on the upper surface and the lower surface of the shielding sheet in the vertical direction of the shielding sheet, and the portable device comprises the antenna module having a radiation pattern formed along a short side direction of a back cover formed of a metal material, and mounted to be biased from the center of the back cover to the short side direction.Type: GrantFiled: March 10, 2016Date of Patent: December 17, 2019Assignee: AMOTECH CO., LTD.Inventors: Jin-Won Noh, Hyung-Il Baek, Beom-Jin Kim, Ki-Sang Lim, Yong-Ho Hwang
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Patent number: 10211974Abstract: An encryption apparatus includes a setting generator configured to generate a public key and a secret key necessary for encryption; and an encryptor configured to generate a homomorphic ciphertext which allows multiplication operation by using the generated public key and a plaintext.Type: GrantFiled: April 22, 2015Date of Patent: February 19, 2019Assignees: SAMSUNG ELECTRONICS CO., LTD, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Jae Woo Seo, Jung Hee Cheon, Yong Ho Hwang, Jinsu Kim
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Publication number: 20190020101Abstract: The present disclosure relates to an antenna module performing near field communication such as NFC and MST, and disclosed is a stacked antenna module that interposes an electromagnetic wave shielding sheet between a lower stacked flexible sheet and an upper stacked flexible sheet in order to implement performance that is equal to or better than that of the conventional antenna upon mounting on a portable terminal composed of a metal material cover, and implements an antenna pattern that winds an electromagnetic wave shielding sheet in the vertical direction thereof by connecting a first radiation pattern and a second radiation pattern formed on the lower stacked flexible sheet and the upper stacked flexible sheet, respectively, through a connector that penetrates the electromagnetic wave shielding sheet.Type: ApplicationFiled: January 6, 2017Publication date: January 17, 2019Applicant: Amotech Co., Ltd.Inventors: Joo-Seung MAENG, Ki-Sang LIM, Jin-Won NOH, Hyung-Il BAEK, Beom-Jin KIM, Yong-Ho HWANG
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Patent number: 10177906Abstract: The method for performing encryption including generating a secret key or a parameter for encrypting plaintext; converting the plaintext into ciphertext by using the secret key or the parameter; and transmitting the ciphertext to a database.Type: GrantFiled: April 15, 2015Date of Patent: January 8, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Woo Seo, Yong Ho Hwang, Sungwook Kim
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Publication number: 20180248271Abstract: The present invention suggests an antenna module in which a radiation pattern is alternately formed on an upper surface and a lower surface of a shielding sheet to be wound on the shielding sheet in a vertical direction, and a portable device having the same. In the suggested antenna module, the radiation pattern is alternately formed on the upper surface and the lower surface of the shielding sheet in the vertical direction of the shielding sheet, and the portable device comprises the antenna module having a radiation pattern formed along a short side direction of a back cover formed of a metal material, and mounted to be biased from the center of the back cover to the short side direction.Type: ApplicationFiled: March 10, 2016Publication date: August 30, 2018Inventors: Jin-Won NOH, Hyung-IL BAEK, Beom-Jin KIM, Ki-Sang LIM, Yong-Ho HWANG
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Publication number: 20180219291Abstract: The antenna module disclosed, as the antenna module formed with a type of a flexible printed circuit board, and mounted adjacent to an end portion of a mobile terminal, includes a lower layer sheet mounted on the mobile terminal, and having a first radiation pattern formed on the lower layer sheet; an electromagnetic wave shielding sheet with an area narrower than the lower layer sheet, and layered on an top of the lower layer sheet; an upper layer sheet layered on an top of the electromagnetic wave shielding sheet, and having a second radiation pattern formed on the upper layer sheet, a part of both ends of the upper layer sheet being attached to the lower layer sheet; and a connecting portion connecting the first radiation pattern and the second radiation pattern.Type: ApplicationFiled: July 7, 2016Publication date: August 2, 2018Inventors: Ki-Sang LIM, Jin-Won NOH, Hyung-IL BAEK, Beom-Jin KIM, Yong-Ho HWANG
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Patent number: 10033710Abstract: A first electronic device is provided. The first electronic device includes a transceiver, and a processor configured to encrypt a part of information related to a second communication based on information related to a first communication performed between the first electronic device and a second electronic device and control the transceiver to transmit information related to the second communication to the second electronic device through the transceiver.Type: GrantFiled: November 25, 2015Date of Patent: July 24, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-Woo Seo, Woo-Chul Shim, Choong-Hoon Lee, Yong-Ho Hwang
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Patent number: 9866372Abstract: An encryption apparatus includes a setting generator configured to generate an increasing function parameter regarding a predetermined one-way increasing function and a secret key necessary for encryption, and an encryptor configured to generate a first order-preserving encryption area regarding a plaintext using the one-way increasing function where the increasing function parameter is applied, generate a second encryption area regarding the plain text using the secret key, and generate a ciphertext by concatenating the generated first encryption area and the generated second encryption area.Type: GrantFiled: February 24, 2015Date of Patent: January 9, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-woo Seo, Yong-ho Hwang
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Publication number: 20170365913Abstract: Provided is an NFC antenna module which connects a side cover (i.e. metal frame), which is formed at one side of a portable terminal, to the antenna pattern so that the side cover is operated as an auxiliary radiator of an antenna pattern. The presented NFC antenna module comprises: a side cover made of a metal material and coupled to one side of the portable terminal; an antenna pattern having one end connected to a short-range communication chipset embedded in the portable terminal; a first terminal portion of the antenna pattern, the first terminal portion having one end connected to the short-range communication chipset and the other end connected to the side cover; and a second terminal portion having one end connected to the other end of the antenna pattern and the other end connected to the side cover.Type: ApplicationFiled: January 5, 2016Publication date: December 21, 2017Inventors: Jin-Won NOH, Hyung-Il BAEK, Beom-Jin KIM, Yong-Ho HWANG
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Patent number: 9773114Abstract: A method of analyzing a program code of an electronic device includes configuring a tree by using a key string included in the program code and; in response to a command to find a specific key being received, performing a predetermined order traversal of the tree by using a string included in the specific key; in response to a node which matches a last string included in the specific key having a leaf node as a result of the predetermined order traversal, returning a value of the leaf node; and analyzing the program code by using the return value.Type: GrantFiled: April 23, 2015Date of Patent: September 26, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ji-soon Park, Dongok Kang, Jeehoon Kang, Yong-ho Hwang, Kwangkeun Yi
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Publication number: 20170109542Abstract: An electronic apparatus is provided. The electronic apparatus which executes at least one application to perform a function using personal information includes a storage configured to store the personal information, where information related to protection of the personal information is set for each application and a processor configured to, in response to receiving a request for the personal information from the application, determine whether to protect the personal information based on the set information, to encrypt the personal information and to provide the encrypted personal information to the application based on the determination result, and in response to receiving an execution request with respect to a function related to encrypted personal information from the application, the processor is further configured to decrypt the encrypted personal information and to execute the function.Type: ApplicationFiled: September 30, 2016Publication date: April 20, 2017Inventors: Yong-goo KANG, Yong-ho HWANG