Patents by Inventor Ji Young Cha
Ji Young Cha 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: 20250116796Abstract: The present disclosure provides a data assimilation system of numerical models using atmospheric research aircraft observation data for constructing a data assimilation system for generating improved initial conditions and performing efficient aerial observation work using atmospheric research aircraft observation data, and a method of constructing a weather prediction model with data assimilation applied of the data assimilation system. A data assimilation system of numerical models using atmospheric research aircraft observation data includes an observation error data generation module, a background error covariance generation module, a data assimilation module and a lateral boundary field generation module.Type: ApplicationFiled: July 29, 2024Publication date: April 10, 2025Applicant: REPUBLIC OF KOREA (NATIONAL INSTITUTE OF METEOROLOGICAL SCIENCES)Inventors: Seung-Beom Han, Ji Won Hwang, Tae Young Goo, Dong Hyun Cha, Sueng Pil Jung, Min Seong Kim, Deok-Du Kang, Myoung Hun Kang, Kwang Jae Lee, Jong Hoon Shin, Chul Kyu Lee
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Patent number: 12259521Abstract: Provided are a method and system of analyzing ingredients of an artificial rainfall for verification of a cloud seeding effect. As the method and system, which can verify an effect of the artificial rainfall in such a manner that a seeding material becomes different according to each temperature of clouds at a seeding altitude, water sampling from precipitation is performed before and after seeding, and thus the ingredients of a water sample are analyzed using each of a method of analyzing a heavy metal component and a method of analyzing a water-soluble ion component according to a cool cloud and a warm cloud so that whether or not there is a change in each concentration of the ingredients can be determined, are provided, an experiment for the artificial rainfall can more effectively be performed.Type: GrantFiled: February 28, 2022Date of Patent: March 25, 2025Assignee: National Institute of Meteorological SciencesInventors: Hae Jung Koo, Ki Ho Chang, Joo Wan Cha, Hyunjun Hwang, Minhoo Kim, Woon Seon Jung, Jung Mo Ku, Ji Man Park, Miloslav Belorid, Sang Hee Chae, Ha-Young Yang, Chulkyu Lee, Ji Min Woo, Eun Hye Sim, Chang Hee Kang, Jung Min Song
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Publication number: 20250087419Abstract: A multilayer electronic component may include a body including a capacitance forming portion including a dielectric layer including a plurality of dielectric grains, and a plurality of internal electrodes alternately disposed to be stacked with the dielectric layer; and an external electrode disposed on the body, wherein the plurality of dielectric grains include a first dielectric grain including a nano domain that is a domain region with a major diameter of 10 nm to 100 nm, and a second dielectric grain including a polar nano region including a domain region with a major diameter of less than 10 nm, and when the number of the first dielectric grains included in the capacitance forming portion is ND, and the number of the second dielectric grains included in the capacitance forming portion is RD, 50%<ND/(ND+RD) may be satisfied.Type: ApplicationFiled: June 10, 2024Publication date: March 13, 2025Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ji Young LEE, Joon Hyub CHA, Dong Jun JUNG
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Publication number: 20250065996Abstract: A method of calculating a collision risk of a ship according to an embodiment of the present disclosure may include: calculating an available velocity area based on maneuvering performance of a host ship; calculating a velocity obstacle area where there is a possibility of collision between an object and the host ship; and calculating a collision risk based on at least one of the available velocity area, the velocity obstacle area, and a preset weight.Type: ApplicationFiled: October 30, 2024Publication date: February 27, 2025Inventors: Kwang Sung KO, In Beom KIM, Jin Mo PARK, Hui Yong CHOI, Hu Jae CHOI, Su Rim KIM, Gwang Hyeok CHOI, Do Yeop LEE, Do Yeon JUNG, Jin Young OH, Je Hyun CHA, Ji Yoon PARK, Won Chul YOO
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Publication number: 20250034710Abstract: The present inventive concept relates to a substrate processing apparatus comprising: a chamber; a substrate support part which supports at least one substrate in the chamber; a lower plate which is disposed above the substrate support part; and an upper plate which is disposed above the lower plate, wherein: the upper plate includes a first spray hole which provides a first gas and a second spray hole which provides a second gas; and the lower plate includes a first opening which is disposed under the first spray hole so as to allow the first gas provided from the first spray hole to pass therethrough and a second opening which is disposed under the second spray hole so as to allow the second gas provided from the second spray hole to pass therethrough.Type: ApplicationFiled: September 2, 2022Publication date: January 30, 2025Inventors: Jun Young KIM, Sang Yun CHA, Ji Hun LEE, Dae Soo JANG
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Publication number: 20240089859Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: ApplicationFiled: October 18, 2023Publication date: March 14, 2024Inventors: Ji Young CHA, Hye Jeong KIM, Jung Hoon AHN
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Patent number: 11832188Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: GrantFiled: November 22, 2022Date of Patent: November 28, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Ji Young Cha, Hye Jeong Kim, Jung Hoon Ahn
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Publication number: 20230089859Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: ApplicationFiled: November 22, 2022Publication date: March 23, 2023Inventors: Ji Young CHA, Hye Jeong KIM, Jung Hoon AHN
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Patent number: 11540222Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: GrantFiled: February 9, 2021Date of Patent: December 27, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Ji Young Cha, Hye Jeong Kim, Jung Hoon Ahn
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Publication number: 20210168724Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: ApplicationFiled: February 9, 2021Publication date: June 3, 2021Inventors: Ji Young CHA, Hye Jeong KIM, Jung Hoon AHN
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Patent number: 10925003Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: GrantFiled: May 6, 2020Date of Patent: February 16, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Ji Young Cha, Hye Jeong Kim, Jung Hoon Ahn
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Publication number: 20200267658Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: ApplicationFiled: May 6, 2020Publication date: August 20, 2020Inventors: Ji Young CHA, Hye Jeong KIM, Jung Hoon AHN
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Patent number: 10660041Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: GrantFiled: November 19, 2019Date of Patent: May 19, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Ji Young Cha, Hye Jeong Kim, Jung Hoon Ahn
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Publication number: 20200084724Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: ApplicationFiled: November 19, 2019Publication date: March 12, 2020Inventors: Ji Young CHA, Hye Jeong KIM, Jung Hoon AHN
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Patent number: 10492146Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: GrantFiled: September 18, 2018Date of Patent: November 26, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Ji Young Cha, Hye Jeong Kim, Jung Hoon Ahn
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Publication number: 20190098579Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit, a processor configured to be electrically connected with the first communication circuit and the second communication circuit, and a memory configured to be electrically connected with the processor. The memory includes instructions, when executed by the processor, cause the processor to obtain location information of the electronic device, transmit a first message for requesting to change a state of the electronic device to a network, receive a first response message to the transmitted first message from the network, transmit a second message for requesting a parameter for an operation cycle of the second communication circuit to the network, receive a second response message to the second message from the network, and change the operation cycle of the second communication circuit to a value corresponding to a current state of the electronic device.Type: ApplicationFiled: September 18, 2018Publication date: March 28, 2019Inventors: Ji Young CHA, Hye Jeong KIM, Jung Hoon AHN
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Patent number: 9788344Abstract: Provided is a random access method of a node, the method including receiving spatial group information on spatial groups generated in a cell from a base station, identifying a spatial group corresponding to the node based on the spatial group information, transmitting a preamble signal to the base station by generating the preamble signal, and receiving a random access response message in response to the preamble signal.Type: GrantFiled: September 17, 2014Date of Patent: October 10, 2017Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Dan Keun Sung, Han Seung Jang, Su Min Kim, Kab Seok Ko, Ji Young Cha
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Patent number: 9614783Abstract: A method for determining a source and a transmission path to provide content includes receiving a message comprising at least one of channel information of a link between a request device which requests content download and a central management device, available resource amount information of a candidate device, channel information of a link between the candidate device and the central management device, and channel information of a link between the request device and one candidate device. The method also includes determining a source device and the transmission path for providing the content to the request device using an available resource amount of the candidate device, a data rate of the link between the request device and the central management device, a data rate of the link between the request device and the candidate device, and a data rate of the link between the candidate device and the central management device.Type: GrantFiled: March 15, 2013Date of Patent: April 4, 2017Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and TechnologyInventors: Yongsuk Park, Sun-Mi Kim, Dan-Keun Sung, Chan-Hyun Youn, Jin-Won Kim, Ji-Young Cha, Tae-Hoon Kim, Dong-Ki Kang, Hee-Jae Kim, Yong-Sung Park, Young-Joo Han
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Patent number: 9270753Abstract: A cloud service system includes at least one user device, a plurality of clouds for providing different cloud services, and a gateway connected between the user device and the clouds. The gateway selects at least one of the clouds according to predefined Service Level Agreement (SLA) information, and stores content provided from the user device to the selected cloud.Type: GrantFiled: March 12, 2013Date of Patent: February 23, 2016Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and TechnologyInventors: Yongsuk Park, Sun-Mi Kim, Chan-Hyun Youn, Dan-Keun Sung, Jin-Won Kim, Dong-Ki Kang, Hee-Jae Kim, Yong-Sung Park, Young-Joo Han, Tae-Hoon Kim, Ji-Young Cha
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Publication number: 20150305062Abstract: Provided is a random access method of a node, the method including receiving spatial group information on spatial groups generated in a cell from a base station, identifying a spatial group corresponding to the node based on the spatial group information, transmitting a preamble signal to the base station by generating the preamble signal, and receiving a random access response message in response to the preamble signal.Type: ApplicationFiled: September 17, 2014Publication date: October 22, 2015Inventors: Dan Keun Sung, Han Seung Jang, Su Min Kim, Kab Seok Ko, Ji Young Cha