Patents by Inventor Sungcheol Yoo
Sungcheol Yoo 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: 11464107Abstract: An electronic device according to various embodiments may include: a board; a communication circuit disposed on one face of the board and configured to process a communication signal in a designated frequency band; an antenna disposed on the one face of the board or inside the board; a connector disposed on another face of the board, and including a first contact electrically connected to a first signal path through which the communication circuit is configured to transmit a signal to the antenna in a first direction, and a second contact electrically connected to a second signal path through which the communication circuit configured to transmit a signal to the antenna in a second direction; and conductive pads disposed on the another face of the board spaced apart from the connector, and including at least two first pads corresponding to the first contact and at least two second pads corresponding to the second contact.Type: GrantFiled: September 26, 2019Date of Patent: October 4, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chihwei Lee, Jungmin Park, Chonghwa Seo, Sungcheol Yoo, Jongwon Lee
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Patent number: 11201396Abstract: An antenna module comprises a printed circuit board, a communication circuit disposed on a first surface of the printed circuit board, an array antenna configured to transmit/receive a signal in a specified high-frequency band with the communication circuit, wherein the array antenna includes, first conductive elements disposed on the first surface of the printed circuit board, and second conductive elements disposed on a second surface facing the first conductive elements, and a first molding layer covering the first conductive elements.Type: GrantFiled: December 4, 2019Date of Patent: December 14, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Jungmin Park, Chih Wei Lee, Chonghwa Seo, Sungcheol Yoo, Jongwon Lee
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Patent number: 11183748Abstract: A portable communication device is provided. The portable communication device includes a display defining a front surface of the portable communication device, a plate defining a rear surface of the portable communication device and including a nonconductive material, the plate including a first surface facing an outside of the portable communication device and a second surface facing an inside of the portable communication device, a first antenna module attached to a first area of the second surface or disposed adjacent to the first area, a second antenna module attached to a second area of the second surface or disposed adjacent to the second area, and a conductive member disposed in or attached to a third area between the first area and the second area, wherein the conductive member at least partially interrupts some electric waves, among electric waves radiated from the first antenna module, that travel towards the second antenna module through the plate.Type: GrantFiled: July 9, 2020Date of Patent: November 23, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Sungcheol Yoo, Chihwei Lee, Jungmin Park, Chonghwa Seo, Jongwon Lee
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Patent number: 11011828Abstract: Disclosed is an electronic device.Type: GrantFiled: April 15, 2019Date of Patent: May 18, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Jungmin Park, Chih Wei Lee, Chonghwa Seo, Sungcheol Yoo, Jongwon Lee
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Publication number: 20210013588Abstract: A portable communication device is provided. The portable communication device includes a display defining a front surface of the portable communication device, a plate defining a rear surface of the portable communication device and including a nonconductive material, the plate including a first surface facing an outside of the portable communication device and a second surface facing an inside of the portable communication device, a first antenna module attached to a first area of the second surface or disposed adjacent to the first area, a second antenna module attached to a second area of the second surface or disposed adjacent to the second area, and a conductive member disposed in or attached to a third area between the first area and the second area, wherein the conductive member at least partially interrupts some electric waves, among electric waves radiated from the first antenna module, that travel towards the second antenna module through the plate.Type: ApplicationFiled: July 9, 2020Publication date: January 14, 2021Inventors: Sungcheol YOO, Chihwei LEE, Jungmin PARK, Chonghwa SEO, Jongwon LEE
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Publication number: 20200185826Abstract: An antenna module comprises a printed circuit board, a communication circuit disposed on a first surface of the printed circuit board, an array antenna configured to transmit/receive a signal in a specified high-frequency band with the communication circuit, wherein the array antenna includes, first conductive elements disposed on the first surface of the printed circuit board, and second conductive elements disposed on a second surface facing the first conductive elements, and a first molding layer covering the first conductive elements.Type: ApplicationFiled: December 4, 2019Publication date: June 11, 2020Inventors: Jungmin PARK, Chih Wei LEE, Chonghwa SEO, Sungcheol YOO, Jongwon LEE
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Publication number: 20200107434Abstract: An electronic device according to various embodiments may include: a board; a communication circuit disposed on one face of the board and configured to process a communication signal in a designated frequency band; an antenna disposed on the one face of the board or inside the board; a connector disposed on another face of the board, and including a first contact electrically connected to a first signal path through which the communication circuit is configured to transmit a signal to the antenna in a first direction, and a second contact electrically connected to a second signal path through which the communication circuit configured to transmit a signal to the antenna in a second direction; and conductive pads disposed on the another face of the board spaced apart from the connector, and including at least two first pads corresponding to the first contact and at least two second pads corresponding to the second contact.Type: ApplicationFiled: September 26, 2019Publication date: April 2, 2020Inventors: Chihwei LEE, Jungmin PARK, Chonghwa SEO, Sungcheol YOO, Jongwon LEE
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Publication number: 20190319341Abstract: Disclosed is an electronic device.Type: ApplicationFiled: April 15, 2019Publication date: October 17, 2019Inventors: Jungmin PARK, Chih Wei LEE, Chonghwa SEO, Sungcheol YOO, Jongwon LEE
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Patent number: 9426811Abstract: According to the present invention, a method for a relay node (RN) to reallocate a resource in order to avoid inter-cell interference (ICI) in a wireless access system includes: overhearing a control channel including downlink or uplink resource allocation information transmitted by a plurality of base stations to terminals in the coverage area of each base station; sharing the RN by means of the plurality of base stations; confirming that there is a resource area in which conflicts are occurring by comparing resource areas allocated to terminals in the coverage area of the RN through the control channel; and, if it is determined, on the basis of the confirmation result, that there is a resource area in which conflicts are occurring, reallocating a resource to the resource area in which conflicts are occurring.Type: GrantFiled: October 6, 2011Date of Patent: August 23, 2016Assignees: LG ELECTRONICS INC., SUNGKYUNKWAN UNIVERSITY FOUNDATION FOR CORPORATEInventors: Hakseong Kim, Mochan Yang, Sungcheol Yoo, Ohsoon Shin, Yoan Shin
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Patent number: 9288812Abstract: A method for a relay node (RN) to avoid inter-cell interference (ICI) in a wireless access system is provided. The method includes: overhearing a PDCCH transmitted by a plurality of BSs sharing the RN to terminals of each BS in the nth subframe; decoding the PDCCH from the n+1th subframe to the n+2th subframe; reallocating resource area to the terminals; transmitting control information representing the reallocated resource area to each BS; overhearing and decoding a PUSCH to each BS in the n+4th subframe; transmitting the decoding result to each BS; overhearing a PDCCH updated at n+8th subframe; and retransmitting the PUSCH transmitted at the n+4th subframe to a BS(NACK) in the n+12th sub frame.Type: GrantFiled: October 6, 2011Date of Patent: March 15, 2016Assignees: LG Electronics Inc., Sungkyunkwan University Foundation For CorporateInventors: Hakseong Kim, Yoan Shin, Sungcheol Yoo, Ohsoon Shin, Kijun Kim, Mochan Yang
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Patent number: 9179468Abstract: According to the disclosure of the present invention, provided is a method for operating a relay node (RN) to avoid an inter-cell interference (ICI) in a wireless access system. The method includes: overhearing the downlink signal transmitted by a plurality of base stations to terminals within the coverage area of each base station in an nth subframe; decoding the overheard downlink signal from an n+1th subframe to an n+3th subframe and sharing the RN through the plurality of base stations; overhearing the reply to the downlink signal transmitted by the terminals to each base station in an n+4th subframe; reallocating a resource block allocated to the terminals in the nth subframe if there is at least one negative reply NACK in the replies to the downlink signal transmitted by the terminals; and transmitting control information representing the reallocated resource block to each base station.Type: GrantFiled: October 6, 2011Date of Patent: November 3, 2015Assignee: LG ELECTRONICS INC.Inventors: Hakseong Kim, Yoan Shin, Ohsoon Shin, Mochan Yang, Sungcheol Yoo
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Publication number: 20130322323Abstract: According to the present invention, a method for a relay node (RN) to reallocate a resource in order to avoid inter-cell interference (ICI) in a wireless access system includes: overhearing a control channel including downlink or uplink resource allocation information transmitted by a plurality of base stations to terminals in the coverage area of each base station; sharing the RN by means of the plurality of base stations; confirming that there is a resource area in which conflicts are occurring by comparing resource areas allocated to terminals in the coverage area of the RN through the control channel; and, if it is determined, on the basis of the confirmation result, that there is a resource area in which conflicts are occurring, reallocating a resource to the resource area in which conflicts are occurring.Type: ApplicationFiled: October 6, 2011Publication date: December 5, 2013Applicants: SUNGKYUNKWAN UNIVERSITY FOUNDATION FOR CORPORATE, LG ELECTRONICS INC.Inventors: Hakseong Kim, Mochan Yang, Sungcheol Yoo, Ohsoon Shin, Yoan Shin
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Publication number: 20130315193Abstract: A method for a relay node (RN) to avoid inter-cell interference (ICI) in a wireless access system is provided. The method includes: overhearing a PDCCH transmitted by a plurality of BSs sharing the RN to terminals of each BS in the nth subframe; decoding the PDCCH from the n+1th subframe to the n+2th subframe; reallocating resource area to the terminals; transmitting control information representing the reallocated resource area to each BS; overhearing and decoding a PUSCH to each BS in the n+4th subframe; transmitting the decoding result to each BS; overhearing a PDCCH updated at n+8th subframe; and retransmitting the PUSCH transmitted at the n+4th subframe to a BS(NACK) in the n+12th sub frame.Type: ApplicationFiled: October 6, 2011Publication date: November 28, 2013Applicants: SUNGKYUNKWAN UNIVERSITY FOUNDATION FOR CORPORATE, LG ELECTRONICS INC.Inventors: Hakseong Kim, Yoan Shin, Sungcheol Yoo, Ohsoon Shin, Kijun Kim, Mochan Yang
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Publication number: 20130242855Abstract: According to the disclosure of the present invention, provided is a method for operating a relay node (RN) to avoid an inter-cell interference (ICI) in a wireless access system. The method includes: overhearing the downlink signal transmitted by a plurality of base stations to terminals within the coverage area of each base station in an nth subframe; decoding the overheard downlink signal from an n+1th subframe to an n+3th subframe and sharing the RN through the plurality of base stations; overhearing the reply to the downlink signal transmitted by the terminals to each base station in an n+4th subframe; reallocating a resource block allocated to the terminals in the nth subframe if there is at least one negative reply NACK in the replies to the downlink signal transmitted by the terminals; and transmitting control information representing the reallocated resource block to each base station.Type: ApplicationFiled: October 6, 2011Publication date: September 19, 2013Applicants: SUNGKYUNKWAN UNIVERSITY FOUNDATION FOR CORPORATE, LG ELECTRONICS INC.Inventors: Hakseong Kim, Yoan Shin, Ohsoon Shin, Mochan Yang, Sungcheol Yoo