Patents by Inventor Bum Jin Cho
Bum Jin Cho 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: 11056767Abstract: An electronic device includes a first antenna configured to transmit and receive a first signal of a first frequency band, and a housing in which the first antenna is accommodated, wherein the housing includes a first conductor having a first slit that at least partially overlaps the first antenna, wherein the first conductor is formed of a metal and at least a portion of the first slit is filled with a metal oxide. Additionally, the electronic device includes a second conductor configured to transmit and receive a second signal of a second frequency band, and a second slit formed between the first conductor and the second conductor, and wherein the second slit is filled with a material that has an external appearance that is different from that of the second conductor.Type: GrantFiled: April 18, 2018Date of Patent: July 6, 2021Inventors: Sung Chul Park, Kyi Hyun Jang, Bum Jin Cho, Kyung Kyun Kang, Ji Ho Kim, Gyu Bok Park, Kyung Moon Seol, Hyun Jeong Lee
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Patent number: 10886600Abstract: An electronic device includes a housing including a back cover and a cover glass facing away from the back cover, a coil type radiator disposed between the back cover and the cover glass, at least one printed circuit board (PCB) disposed between the radiator and the cover glass, a communication circuit disposed on the PCB and feeding to the radiator, a first connecting member, a second connecting member, and one or more elements.Type: GrantFiled: June 11, 2018Date of Patent: January 5, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Bum Jin Cho, Jae Bong Chun
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Publication number: 20180358687Abstract: An electronic device includes a housing including a back cover and a cover glass facing away from the back cover, a coil type radiator disposed between the back cover and the cover glass, at least one printed circuit board (PCB) disposed between the radiator and the cover glass, a communication circuit disposed on the PCB and feeding to the radiator, a first connecting member, a second connecting member, and one or more elements.Type: ApplicationFiled: June 11, 2018Publication date: December 13, 2018Inventors: Bum Jin CHO, Jae Bong CHUN
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Publication number: 20180301792Abstract: An electronic device includes a first antenna configured to transmit and receive a first signal of a first frequency band, and a housing in which the first antenna is accommodated, wherein the housing includes a first conductor having a first slit that at least partially overlaps the first antenna, wherein the first conductor is formed of a metal and at least a portion of the first slit is filled with a metal oxide. Additionally, the electronic device includes a second conductor configured to transmit and receive a second signal of a second frequency band, and a second slit formed between the first conductor and the second conductor, and wherein the second slit is filled with a material that has an external appearance that is different from that of the second conductor.Type: ApplicationFiled: April 18, 2018Publication date: October 18, 2018Inventors: Sung Chul PARK, Kyi Hyun Jang, Bum Jin Cho, Kyung Kyun Kang, Ji Ho Kim, Gyu Bok Park, Kyung Moon Seol, Hyun Jeong Lee
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Patent number: 9882265Abstract: A portable terminal includes an antenna device having a circuit board on a surface of which a conductive layer is formed, a slit that removes a portion of the conductive layer and extends in a direction, an auxiliary board positioned on the slit to face a surface of the circuit board, and a radiation pattern formed on the auxiliary board, in which the radiation pattern is disposed to partially enclose the slit. Even when the radiation pattern is disposed on the conductive layer, induced current generated around the slit can be controlled in the same direction as signal power, thereby preventing radiation performance from being degraded by an inverse current phenomenon in spite of disposition of the radiation pattern on the conductive layer.Type: GrantFiled: September 14, 2012Date of Patent: January 30, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Bum-Jin Cho, Gyu-Sub Kim, Joon-Ho Byun
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Patent number: 9711864Abstract: An antenna device of a mobile terminal having improved performance by utilizing a metal object located in proximity to the antenna device as an antenna radiator is provided. The antenna device includes an antenna pattern connected to a feeder and a ground line, and a metal component positioned on the antenna pattern and including a metal that forms an antenna radiator.Type: GrantFiled: January 23, 2015Date of Patent: July 18, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Young Boo Vin, Dong Hyun Lee, Soon Ho Hwang, Hae Yeon Kim, Bum Jin Cho, Se Hyun Park, Joon Ho Byun
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Patent number: 9666945Abstract: An apparatus and method for adjusting an operating frequency of a multi-band antenna and a system supporting the same in a wireless communication system are provided, in which a plurality of shorting pins spaced from a radiation patch by difference distances, and a switch connects one of the shorting pins to the radiation patch.Type: GrantFiled: September 17, 2010Date of Patent: May 30, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Yong-Soo Kwak, Joon-Ho Byun, Seong-Tae Jeong, Bum-Jin Cho, Soon-Ho Hwang, Austin Kim, Jae-Hoon Jo, Jae-Hyung Kim, A-Hyun Sin
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Patent number: 9640871Abstract: Disclosed is an antenna device for a portable terminal, including a circuit board having a conductive layer attached on a surface, a first slit formed by partially removing the conductive layer in a position adjacent to one side of the circuit board, the first slit extending in parallel with a lateral periphery of the circuit board, a radiation portion comprising part of the conductive layer positioned on the lateral periphery of the circuit board in one side of the first slit, and a feed line placed on the first slit and adapted to feed the radiation portion from the other side of the first slit. The radiation portion further comprises a second slit extending from the first slit to the lateral periphery of the circuit board across part of the conductive layer forming the radiation portion, and a frequency adjustment element placed on the second slit.Type: GrantFiled: July 10, 2013Date of Patent: May 2, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Bum-Jin Cho, Gyu-Sub Kim, Joon-Ho Byun
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Patent number: 9343804Abstract: An antenna apparatus for a portable terminal is provided. The portable terminal includes a printed circuit board (PCB) having a ground surface and RF components to process a wireless signal received through at least one antenna element. A housing forms an external appearance of the portable terminal, and has a non-conductive member with a plurality of metal fragments attached thereto. At least one of the metal fragments is electrically connected to the ground surface. The metal fragments may enhance the texture and durability of the housing. Preferably, the shapes, sizes and distances separating the metal fragments are designed to minimally impact, or improve, the antenna performance provided by the at least one antenna element.Type: GrantFiled: March 8, 2013Date of Patent: May 17, 2016Assignee: Samsung Electronics Co., Ltd.Inventors: Jun-Hwa Oh, Joon-Ho Byun, Jae-Hee Kim, Bum-Jin Cho, Sang-Jin Eom
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Patent number: 9231298Abstract: An antenna device of a mobile communication terminal is provided, the device including at least one radiation pattern and at least one magneto dielectric module or dielectric module installed in a selected position on the radiation pattern to tune one or more resonance frequencies of the radiation pattern according to resonance frequencies required for the terminal. The radiation pattern is selected from among one or more radiation patterns fabricated according to a usable frequency band. The one or more radiation patterns each include one or more resonance frequencies. The magneto dielectric module is selected from among one or more magneto dielectric modules fabricated for controlling the one or more resonance frequencies of the one or more radiation patterns. The dielectric module is selected from among one or more dielectric modules fabricated for controlling the one or more resonance frequencies of the one or more radiation patterns.Type: GrantFiled: November 27, 2012Date of Patent: January 5, 2016Assignee: Samsung Electronics Co., Ltd.Inventors: Joon-Ho Byun, Seong-Tae Jeong, Bum-Jin Cho, Soon-Ho Hwang, Yong-Soo Kwak, Austin Kim, Jae-Hoon Jo, Jae-Hyung Kim, A-Hyun Sin
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Patent number: 9190713Abstract: An antenna device for a portable terminal having a printed circuit board (PCB) is disclosed. The antenna device is comprised of first and second antenna elements. The first antenna element includes at least a portion of one or more metal members disposed within the portable terminal; is electrically connected with a ground surface of the PCB; and has a slot. The second antenna element, is disposed in proximity to the slot, spaced from and electromagnetically coupled to the first antenna element. The second antenna element receives RF power from the PCB and is configured to resonate at a frequency of the RF power.Type: GrantFiled: September 14, 2012Date of Patent: November 17, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Sang-Jin Eom, Ho-Saeng Kim, Hoon Park, Joon-Ho Byun, Jun-Hwa Oh, Bum-Jin Cho
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Publication number: 20150130670Abstract: An antenna device of a mobile terminal having improved performance by utilizing a metal object located in proximity to the antenna device as an antenna radiator is provided. The antenna device includes an antenna pattern connected to a feeder and a ground line, and a metal component positioned on the antenna pattern and including a metal that forms an antenna radiator.Type: ApplicationFiled: January 23, 2015Publication date: May 14, 2015Inventors: Young Boo VIN, Dong Hyun LEE, Soon Ho HWANG, Hae Yeon KIM, Bum Jin CHO, Se Hyun PARK, Joon Ho BYUN
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Patent number: 8963783Abstract: An antenna device of a mobile terminal having improved performance by utilizing a metal object located in proximity to the antenna device as an antenna radiator is provided. The antenna device includes an antenna pattern connected to a feeder and a ground line, and a metal component positioned on the antenna pattern and including a metal that forms an antenna radiator.Type: GrantFiled: January 5, 2012Date of Patent: February 24, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Young Boo Vin, Dong Hyun Lee, Soon Ho Hwang, Hae Yeon Kim, Bum Jin Cho, Se Hyun Park, Joon Ho Byun
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Publication number: 20140015723Abstract: Disclosed is an antenna device for a portable terminal, including a circuit board having a conductive layer attached on a surface, a first slit formed by partially removing the conductive layer in a position adjacent to one side of the circuit board, the first slit extending in parallel with a lateral periphery of the circuit board, a radiation portion comprising part of the conductive layer positioned on the lateral periphery of the circuit board in one side of the first slit, and a feed line placed on the first slit and adapted to feed the radiation portion from the other side of the first slit. The radiation portion further comprises a second slit extending from the first slit to the lateral periphery of the circuit board across part of the conductive layer forming the radiation portion, and a frequency adjustment element placed on the second slit.Type: ApplicationFiled: July 10, 2013Publication date: January 16, 2014Inventors: Bum-Jin Cho, Gyu-Sub Kim, Joon-Ho Byun
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Publication number: 20130321226Abstract: A portable terminal includes an antenna device having a circuit board on a surface of which a conductive layer is formed, a slit that removes a portion of the conductive layer and extends in a direction, an auxiliary board positioned on the slit to face a surface of the circuit board, and a radiation pattern formed on the auxiliary board, in which the radiation pattern is disposed to partially enclose the slit. Even when the radiation pattern is disposed on the conductive layer, induced current generated around the slit can be controlled in the same direction as signal power, thereby preventing radiation performance from being degraded by an inverse current phenomenon in spite of disposition of the radiation pattern on the conductive layer.Type: ApplicationFiled: September 14, 2012Publication date: December 5, 2013Applicant: Samsung Electronics Co., Ltd.Inventors: Bum-Jin Cho, Gyu-Sub Kim, Joon-Ho Byun
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Publication number: 20130234910Abstract: An antenna apparatus for a portable terminal is provided. The portable terminal includes a printed circuit board (PCB) having a ground surface and RF components to process a wireless signal received through at least one antenna element. A housing forms an external appearance of the portable terminal, and has a non-conductive member with a plurality of metal fragments attached thereto. At least one of the metal fragments is electrically connected to the ground surface. The metal fragments may enhance the texture and durability of the housing. Preferably, the shapes, sizes and distances separating the metal fragments are designed to minimally impact, or improve, the antenna performance provided by the at least one antenna element.Type: ApplicationFiled: March 8, 2013Publication date: September 12, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jun-Hwa OH, Joon-Ho BYUN, Jae-Hee KIM, Bum-Jin CHO, Sang-Jin EOM
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Publication number: 20130181871Abstract: An antenna device for a portable terminal having a printed circuit board (PCB) is disclosed. The antenna device is comprised of first and second antenna elements. The first antenna element includes at least a portion of one or more metal members disposed within the portable terminal; is electrically connected with a ground surface of the PCB; and has a slot. The second antenna element, is disposed in proximity to the slot, spaced from and electromagnetically coupled to the first antenna element. The second antenna element receives RF power from the PCB and is configured to resonate at a frequency of the RF power.Type: ApplicationFiled: September 14, 2012Publication date: July 18, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-Jin EOM, Ho-Saeng KIM, Hoon PARK, Joon-Ho BYUN, Jun-Hwa OH, Bum-Jin CHO
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Patent number: 8462056Abstract: A built-in antenna for a portable terminal is provided. The built-in antenna includes a substrate including a ground region and a non-ground region, an antenna radiator formed in a pattern with a preset shape within the non-ground region of the substrate, at least one sub-radiation pattern formed in a pattern type while including a preset spacing distance from the antenna radiator, and a conductive plate with a preset height, electrically connecting the sub-radiation pattern to the antenna radiator and/or the sub-radiation pattern.Type: GrantFiled: December 8, 2010Date of Patent: June 11, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Joon-Ho Byun, Seong-Tae Jeong, Bum-Jin Cho, Soon-Ho Hwang
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Publication number: 20130050026Abstract: An antenna device of a mobile terminal having improved performance by utilizing a metal object located in proximity to the antenna device as an antenna radiator is provided. The antenna device includes an antenna pattern connected to a feeder and a ground line, and a metal component positioned on the antenna pattern and including a metal that forms an antenna radiator.Type: ApplicationFiled: January 5, 2012Publication date: February 28, 2013Applicant: SAMSUNG ELECTRONICS CO. LTD.Inventors: Young Boo VIN, Dong Hyun LEE, Soon Ho HWANG, Hae Yeon KIM, Bum Jin CHO, Se Hyun PARK, Joon Ho BYUN
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Patent number: 8353097Abstract: A method for fabricating an antenna device of a mobile communication terminal, the method including selecting radiation patterns according to a usable frequency band, selecting and fabricating magneto dielectric modules for adjusting resonance frequencies of the selected radiation patterns, selecting and fabricating dielectric modules for adjusting resonance frequency of the selected radiation patterns, selecting and fabricating a radiation pattern having a number of resonance frequencies required for the terminal from among the radiation patterns selected in the pattern selection step, and selecting at least one of the magneto dielectric modules and the dielectric modules and installing it in the radiation pattern to tune a resonance frequency of the radiation pattern to the resonance frequency required for the terminal.Type: GrantFiled: July 22, 2010Date of Patent: January 15, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Joon-Ho Byun, Seong-Tae Jeong, Bum-Jin Cho, Soon-Ho Hwang, Yong-Soo Kwak, Austin Kim, Jae-Hoon Jo, Jae-Hyung Kim, A-Hyun Sin