Patents by Inventor Changha Yu
Changha Yu 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: 20250015480Abstract: An electronic device according to an embodiment may comprise: a housing, including a first surface, a second surface facing the first surface at a distance, and a third surface disposed between the first surface and the second surface; at least one processor, comprising processing circuitry, disposed on the first surface of the housing; a communication circuit connected to at least one processor; and a printed circuit board (PCB) including an electronic component connected to at least one processor independently of the communication circuit and disposed on a surface thereof facing the third surface. The PCB can include a conductive pattern formed on the surface of the PCB facing the third surface and connected to a power supply line extending from the communication circuit. The PCB of the electronic device may be disposed to be adjacent to the third surface.Type: ApplicationFiled: September 23, 2024Publication date: January 9, 2025Inventors: Minkyung LEE, Woosuk KANG, Yunsik KIM, Mincheol SEO, Kyungmoon SEOL, Donghun SHIN, Changha YU, Gyubok PARK
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Publication number: 20240291159Abstract: An electronic device is provided. The electronic device includes a housing comprising a frame having a region configured to function as a slot antenna and a wireless communication circuit configured to perform a communication through the region. The frame includes a conductive portion at least partially formed along a periphery of the frame, a support portion of the frame, and a bridge portion formed between the conductive portion and the support portion. The bridge portion includes a first connection portion disposed between a first region of the conductive portion and the support portion, and includes a second connection portion disposed between a second region of the conductive portion and the support portion. The region includes a first elongated portion having a first longitudinal direction toward an interior of the housing, between the first connection portion of the bridge portion and the second connection portion of the bridge portion.Type: ApplicationFiled: March 26, 2024Publication date: August 29, 2024Inventors: Changha YU, Mincheol SEO, Sangmok LEE, Woosuk KANG, Hyunsuk KIM, Gyubok PARK, Wonho LEE, Jaebong CHUN
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Publication number: 20240250412Abstract: An electronic device according to various embodiments may comprise: a housing comprising a conductive portion; at least one electronic part arranged in an internal space of the housing; a slot formed to have a designated length on the conductive portion, within a specified distance of the at least one electronic part; an electric connection structure arranged to correspond to the slot at least partially, and electrically connects the at least one electronic part and a device substrate arranged in the internal space; a conductive contact for electrically connecting the electric connection structure and the conductive portion, using a method of crossing the slot; and a wireless communication circuit arranged on the device substrate and configured to transmit and/or receive a wireless signal in a designated frequency band, via the slot and at least a portion of the conductive portion.Type: ApplicationFiled: April 5, 2024Publication date: July 25, 2024Inventors: Mincheol SEO, Hoonsang YOO, Sunghyup LEE, Woosuk KANG, Yunsik KIM, Changha YU
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Publication number: 20240186681Abstract: A mobile communication device is provided. The mobile communication device includes a housing which includes a first edge and a second edge, the first edge extending in a first direction and the second edge extending from one end of the first edge in a second direction perpendicular to the first direction, a wireless communication circuit, and a conductive member, wherein the housing includes a first conductive portion forming a part of the first edge and having a predetermined length, and a second conductive portion forming an inner frame of the mobile communication device, at least a part of the second conductive portion is spaced apart from the first conductive portion, and includes an indentation formed to correspond to the protrusion of the first conductive portion, and the wireless communication circuit supplies power to the protrusion to transmit/receive a wireless signal through the first conductive portion, the second conductive portion, or at least a part of the conductive member.Type: ApplicationFiled: February 8, 2024Publication date: June 6, 2024Inventors: Yunsik KIM, Woosuk KANG, Mincheol SEO, Donghun SHIN, Changha YU, Minkyung LEE, Gyubok PARK, Kiyong JUNG
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Publication number: 20230307829Abstract: An electronic device is provided. The electronic device includes a first housing comprising a first space and comprising a conductive portion, a second housing comprising a second space and slidably coupled to the first housing, a flexible display disposed to be supported by the first housing and the second housing and having a display area expanding when being transitioned from a slide-in state to a slide-out state, and a wireless communication circuit disposed in the first space and configured to transmit or receive a wireless signal in a designated frequency band via the conductive portion, wherein the electronic device comprises a conductive stub disposed in the second housing and disposed to be connectable through capacitive coupling to at least a part of the conductive portion in the slide-in state.Type: ApplicationFiled: March 24, 2023Publication date: September 28, 2023Inventors: Changha YU, Woosuk KANG, Yunsik KIM, Mincheol SEO, Donghun SHIN, Minkyung LEE, Gyubok PARK
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Publication number: 20230253992Abstract: An electronic device may include a housing including a first side surface and a second side surface; a support member disposed inside the housing and connected to a part of the first and second side surfaces; a first opening formed between the first side surface and the support member, and a second opening formed among a part of the first side surface, the second side surface, and the support member; a printed circuit board disposed on the support member and having a ground; a first conductive portion disposed between a first segmenting portion formed in the first side surface and a second segmenting portion formed in the second side surface, and including a first ground portion, a first feeding point, a first point, and/or a second point; a second conductive portion disposed between the first segmenting portion and a third segmenting portion formed in the first side surface, and including a second feeding point, a second ground portion, a third feeding point, and/or a third ground portion; a wireless communiType: ApplicationFiled: January 18, 2023Publication date: August 10, 2023Inventors: Changha YU, Yunsik KIM, Woosuk KANG, Mincheol SEO, Gyubok PARK, Donghun SHIN, Minkyung LEE
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Patent number: 11522271Abstract: According to various embodiments, an electronic device may comprise: a housing comprising a front plate, a rear plate facing in the opposite direction to the front plate, and a side surface member surrounding the space between the front plate and the rear plate, the side surface member comprising a first side surface extending in a first direction and having a first length, a second side surface extending in a second direction perpendicular to the first direction and having a second length larger than the first length, a third side surface extending in parallel with the first side surface and having the first length, and a fourth side surface extending in parallel with the second side surface and having the second length; a display arranged between the front plate and the rear plate, at least a partial area of the display being exposed through the front plate, the display comprising a conductive plate; a printed circuit board arranged between the display and the rear plate, the printed circuit hoard comprisinType: GrantFiled: May 21, 2019Date of Patent: December 6, 2022Inventors: Jaehyung Kim, Donghwan Kim, Taegyu Kim, Minseok Park, Changha Yu, Jiyeon Yun, Bumjin Cho, Donguk Choi
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Patent number: 11233312Abstract: An electronic device includes housing including first plate, second plate, and side member, wherein side member includes first side face in first direction having first length, second side face having second length greater than first length, third side face extending parallel to first side face having first length, and fourth side face; touch screen display disposed within housing, and exposed through portion of first plate; a PCB between first plate and second plate to be parallel to second plate, wherein PCB includes ground plane and first L-shaped ground extension between first conductive region of second plate and first plate, and first L-shaped ground extension includes first portion extending in second direction from ground plane and second portion extending in first direction from first portion; and at least one first wireless communication circuit disposed on PCB and electrically connected to first point in second portion of first L-shaped ground extension.Type: GrantFiled: March 15, 2018Date of Patent: January 25, 2022Inventors: Jaehyung Kim, Sang-Min Han, Kyung-Bae Ko, Youngjung Kim, Jong-Suk Kim, Taegyu Kim, Jinkyu Bang, Changha Yu, Young-Sung Lee
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Publication number: 20210218129Abstract: According to various embodiments, an electronic device may comprise: a housing comprising a front plate, a rear plate facing in the opposite direction to the front plate, and a side surface member surrounding the space between the front plate and the rear plate, the side surface member comprising a first side surface extending in a first direction and having a first length, a second side surface extending in a second direction perpendicular to the first direction and having a second length larger than the first length, a third side surface extending in parallel with the first side surface and having the first length, and a fourth side surface extending in parallel with the second side surface and having the second length; a display arranged between the front plate and the rear plate, at least a partial area of the display being exposed through the front plate, the display comprising a conductive plate; a printed circuit board arranged between the display and the rear plate, the printed circuit hoard comprisinType: ApplicationFiled: May 21, 2019Publication date: July 15, 2021Inventors: Jaehyung KIM, Donghwan KIM, Taegyu KIM, Minseok PARK, Changha YU, Jiyeon YUN, Bumjin CHO, Donguk CHOI
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Publication number: 20180269561Abstract: An electronic device includes housing including first plate, second plate, and side member, wherein side member includes first side face in first direction having first length, second side face having second length greater than first length, third side face extending parallel to first side face having first length, and fourth side face; touch screen display disposed within housing, and exposed through portion of first plate; a PCB between first plate and second plate to be parallel to second plate, wherein PCB includes ground plane and first L-shaped ground extension between first conductive region of second plate and first plate, and first L-shaped ground extension includes first portion extending in second direction from ground plane and second portion extending in first direction from first portion; and at least one first wireless communication circuit disposed on PCB and electrically connected to first point in second portion of first L-shaped ground extension.Type: ApplicationFiled: March 15, 2018Publication date: September 20, 2018Inventors: Jaehyung Kim, Sang-Min Han, Kyung-Bae Ko, Youngjung Kim, Jong-Suk Kim, Taegyu Kim, Jinkyu Bang, Changha Yu, Young-Sung Lee