Patents by Inventor Chang Mok Han
Chang Mok Han 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: 10698455Abstract: An antenna module includes an insulating substrate; a first antenna wiring including a first spiral wiring disposed on the insulating substrate and having a first portion disposed adjacent to an edge of the insulating substrate, and a second spiral wiring disposed on the insulating substrate and spaced apart from the first spiral wiring; and a magnetic part disposed on one surface of the insulating substrate and disposed to overlap a second portion of the first spiral wiring that is adjacent to the second spiral wiring without overlapping the first portion of the first spiral wiring.Type: GrantFiled: October 18, 2018Date of Patent: June 30, 2020Assignee: WITS Co., Ltd.Inventors: Hyo Jung Yoon, Ki Won Chang, Chang Mok Han, Si Hyung Kim, Tae Heon Lee, Hyung Wook Cho, Taek Woo Kim, Sun Hee Lee, Dae Kyu Lee
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Patent number: 10483767Abstract: There are provided a thin film coil and an electronic device having the same, the thin film coil including a substrate; and a coil pattern including a first coil strand and a second coil strand formed on both surfaces of the substrate, respectively, wherein the first coil strand formed on one surface of the substrate includes at least one gyration path that passes through the other surface of the substrate and gyrates.Type: GrantFiled: September 21, 2015Date of Patent: November 19, 2019Assignee: WITS Co., Ltd.Inventors: Dae Ki Lim, Tae Sung Kim, Hyeon Gil Nam, Chan Gwang An, Hyun Seok Lee, Ki Won Chang, Chang Mok Han, Sang Woo Bae, Sung Eun Cho, Jae Suk Sung
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Publication number: 20190294217Abstract: An antenna module includes an insulating substrate; a first antenna wiring including a first spiral wiring disposed on the insulating substrate and having a first portion disposed adjacent to an edge of the insulating substrate, and a second spiral wiring disposed on the insulating substrate and spaced apart from the first spiral wiring; and a magnetic part disposed on one surface of the insulating substrate and disposed to overlap a second portion of the first spiral wiring that is adjacent to the second spiral wiring without overlapping the first portion of the first spiral wiring.Type: ApplicationFiled: October 18, 2018Publication date: September 26, 2019Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Hyo Jung YOON, Ki Won CHANG, Chang Mok HAN, Si Hyung KIM, Tae Heon LEE, Hyung Wook CHO, Taek Woo KIM, Sun Hee LEE, Dae Kyu LEE
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Patent number: 10404091Abstract: A coil substrate for wireless power transmission includes: an insulating substrate including a first surface and a second surface; a first wiring portion disposed on the first surface, wherein the first wiring portion includes first spiral patterns and a section in which opposing ends of each of the first spiral patterns are disposed parallel to each other; a second wiring portion disposed on the second surface and including second spiral patterns, wherein opposing ends of each of the second spiral patterns are spaced apart from each other; and conductive vias alternately connecting the first spiral patterns and the second spiral patterns to each other to form coil turns.Type: GrantFiled: October 13, 2016Date of Patent: September 3, 2019Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Ki Won Chang, Hyung Wook Cho, Dong Woo Han, Si Hyung Kim, Tae Seok Yang, Choon Hee Kim, Chang Mok Han, Taek Woo Kim
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Patent number: 10332663Abstract: A coil module includes a substrate; a wireless charging coil formed in a substantially central portion of the substrate positioned on both surfaces of the substrate; and a first wireless communications coil which does not directly contact the wireless charging coil and is formed in the substantially central portion of the substrate on both surfaces of the substrate, wherein, in a region of the substrate in which the wireless charging coil and the first wireless communications coil are overlapped with each other, the wireless charging coil is formed on one surface of the region and the first wireless communications coil is formed on the other surface of the region, respectively.Type: GrantFiled: January 31, 2017Date of Patent: June 25, 2019Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hyung Wook Cho, Si Hyung Kim, Sung Heum Park, Hee Seung Kim, Ki Won Chang, Jae Suk Sung, Chang Mok Han
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Patent number: 10277069Abstract: A wireless power transmitter includes a case including a base plate and a structure disposed on the base plate; and a transmitting coil having a three-dimensional spiral shape disposed on a side surface of the structure and configured to generate a magnetic field in a direction perpendicular to the side surface of the structure.Type: GrantFiled: July 31, 2015Date of Patent: April 30, 2019Assignee: Samsung EIectro-Mechanics Co., Ltd.Inventors: Ki Won Chang, Si Hyung Kim, Hee Sun Han, Ji Hoon Kim, Sung Uk Lee, Chang Mok Han, Duk Won Seo, Eun Young Shin, Hyun Keun Lim, Isaac Nam
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Patent number: 10122183Abstract: There are provided a thin film coil and an electronic device having the same, the thin film coil including a substrate; and a coil pattern including a first coil strand and a second coil strand formed on both surfaces of the substrate, respectively, wherein the first coil strand formed on one surface of the substrate includes at least one gyration path that passes through the other surface of the substrate and gyrates.Type: GrantFiled: July 19, 2017Date of Patent: November 6, 2018Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Dae Ki Lim, Tae Sung Kim, Hyeon Gil Nam, Chan Gwang An, Hyun Seok Lee, Ki Won Chang, Chang Mok Han, Sang Woo Bae, Sung Eun Cho, Jae Suk Sung
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Patent number: 10103554Abstract: There are provided a thin film coil and an electronic device having the same, the thin film coil including a substrate; and a coil pattern including a first coil strand and a second coil strand formed on both surfaces of the substrate, respectively, wherein the first coil strand formed on one surface of the substrate includes at least one gyration path that passes through the other surface of the substrate and gyrates.Type: GrantFiled: July 19, 2017Date of Patent: October 16, 2018Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Dae Ki Lim, Tae Sung Kim, Hyeon Gil Nam, Chan Gwang An, Hyun Seok Lee, Ki Won Chang, Chang Mok Han, Sang Woo Bae, Sung Eun Cho, Jae Suk Sung
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Patent number: 9973022Abstract: A non-contact type power receiving apparatus, of which a voltage level of output power varies depending on a rated voltage of a battery, includes: a power receiving coil unit receiving a power in a non-contact scheme; a rectifying/multiplying unit rectifying the received power depending on controlling thereof and selectively multiplying a voltage level of the rectified power; and a controller selectively controlling a rectifying operation or a multiplying operation of the rectifying/multiplying unit to be performed depending on a selection signal.Type: GrantFiled: January 28, 2015Date of Patent: May 15, 2018Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Ho Cho, Hyung Wook Cho, Sung Heum Park, Chang Mok Han, Jae Suk Sung, Jeong Man Han, Ki Won Chang
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Publication number: 20180061548Abstract: A composite ferrite sheet may include a ferrite sheet, and composite sheets attached to both surfaces of the ferrite sheet, respectively, and having insulating properties. The composite sheet may be formed of a resin containing metal powder particles. The composite ferrite sheet may be easily manufactured and have improved shielding performance.Type: ApplicationFiled: November 2, 2017Publication date: March 1, 2018Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Chang Mok HAN, Ki Won CHANG, Sang Ho CHO, Sung Heum PARK, Hyung Wook CHO, Jeong Man HAN
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Patent number: 9831685Abstract: A wireless power transmitter according to an exemplary embodiment in the present disclosure may include a transmitting core; a transmitting coil provided on the transmitting core and transmitting power wirelessly; and a magnetic body provided on the transmitting core and allowing a virtual line which is normal to a surface of the magnetic body to form an acute angle with the transmitting core.Type: GrantFiled: May 8, 2015Date of Patent: November 28, 2017Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Chang Mok Han, Ki Won Chang, Isaac Nam, Sung Heum Park, Chul Gyun Park, Jae Suk Sung, Hyun Keun Lim
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Publication number: 20170317506Abstract: There are provided a thin film coil and an electronic device having the same, the thin film coil including a substrate; and a coil pattern including a first coil strand and a second coil strand formed on both surfaces of the substrate, respectively, wherein the first coil strand formed on one surface of the substrate includes at least one gyration path that passes through the other surface of the substrate and gyrates.Type: ApplicationFiled: July 19, 2017Publication date: November 2, 2017Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Dae Ki LIM, Tae Sung KIM, Hyeon Gil NAM, Chan Gwang AN, Hyun Seok LEE, Ki Won CHANG, Chang Mok HAN, Sang Woo BAE, Sung Eun CHO, Jae Suk SUNG
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Publication number: 20170317505Abstract: There are provided a thin film coil and an electronic device having the same, the thin film coil including a substrate; and a coil pattern including a first coil strand and a second coil strand formed on both surfaces of the substrate, respectively, wherein the first coil strand formed on one surface of the substrate includes at least one gyration path that passes through the other surface of the substrate and gyrates.Type: ApplicationFiled: July 19, 2017Publication date: November 2, 2017Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Dae Ki LIM, Tae Sung KIM, Hyeon Gil NAM, Chan Gwang AN, Hyun Seok LEE, Ki Won CHANG, Chang Mok HAN, Sang Woo BAE, Sung Eun CHO, Jae Suk SUNG
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Patent number: 9768647Abstract: A wireless power receiver according to an exemplary embodiment in the present disclosure may include a resonant tank receiving a power signal and varying a resonant frequency in response to a control signal; and a determining unit determining a wireless power transmission mode on the basis of the power signal and outputting the control signal depending on a determination result.Type: GrantFiled: May 7, 2015Date of Patent: September 19, 2017Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Ho Cho, Hyung Wook Cho, Sung Heum Park, Chang Mok Han, Jae Suk Sung, Jeong Man Han, Ki Won Chang
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Patent number: 9762083Abstract: A wireless power transmitter is electromagnetically coupleable to a receiving coil of a wireless power receiver to provide power wirelessly and includes a substantially planar transmitting core. A transmitting coil has a plurality of windings and is disposed on a surface of the transmitting core. The transmitting core may extend beyond the transmitting coil in a planar direction.Type: GrantFiled: May 14, 2015Date of Patent: September 12, 2017Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Isaac Nam, Chul Gyun Park, Chang Mok Han, Jae Suk Sung, Hyun Keun Lim, Ki Won Chang
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Publication number: 20170229900Abstract: A coil module includes a substrate; a wireless charging coil formed in a substantially central portion of the substrate positioned on both surfaces of the substrate; and a first wireless communications coil which does not directly contact the wireless charging coil and is formed in the substantially central portion of the substrate on both surfaces of the substrate, wherein, in a region of the substrate in which the wireless charging coil and the first wireless communications coil are overlapped with each other, the wireless charging coil is formed on one surface of the region and the first wireless communications coil is formed on the other surface of the region, respectively.Type: ApplicationFiled: January 31, 2017Publication date: August 10, 2017Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Hyung Wook CHO, Si Hyung KIM, Sung Heum PARK, Hee Seung KIM, Ki Won CHANG, Jae Suk SUNG, Chang Mok HAN
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Publication number: 20170201114Abstract: A coil substrate for wireless power transmission includes: an insulating substrate including a first surface and a second surface; a first wiring portion disposed on the first surface, wherein the first wiring portion includes first spiral patterns and a section in which opposing ends of each of the first spiral patterns are disposed parallel to each other; a second wiring portion disposed on the second surface and including second spiral patterns, wherein opposing ends of each of the second spiral patterns are spaced apart from each other; and conductive vias alternately connecting the first spiral patterns and the second spiral patterns to each other to form coil turns.Type: ApplicationFiled: October 13, 2016Publication date: July 13, 2017Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Ki Won CHANG, Hyung Wook CHO, Dong Woo HAN, Si Hyung KIM, Tae Seok YANG, Choon Hee KIM, Chang Mok HAN, Taek Woo KIM
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Patent number: 9634525Abstract: In a non-contact type power receiving apparatus, two power receiving coils may share a single rectifying circuit. A non-contact type power receiving apparatus may include a first power receiving coil and a second power receiving coil, and a selective rectifying unit rectifying power from one of the first and second power receiving coils which receives the power from an external power transmitting coil in a non-contact scheme.Type: GrantFiled: February 10, 2015Date of Patent: April 25, 2017Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Ho Cho, Hyung Wook Cho, Sung Heum Park, Chang Mok Han, Jae Suk Sung, Jeong Man Han, Ki Won Chang
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Patent number: 9444133Abstract: An antenna pattern frame includes an antenna radiator receiving an external signal and transmitting the received external signal to an electronic device, a radiator frame having the antenna radiator on a surface thereof, and a guide boss protruding from the radiator frame and preventing the radiator frame from moving vertically in a mold for manufacturing an electronic device case having an inner space having a shape corresponding to that of an electronic device case.Type: GrantFiled: January 21, 2014Date of Patent: September 13, 2016Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Ha Ryong Hong, Jae Suk Sung, Nam II Seo, Dae Kyu Lee, Chan Gwang An, Chang Mok Han, Tae Sung Kim, Kyong Keun Lee, Ki Won Chang, Sung Eun Cho
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Patent number: 9425503Abstract: An antenna pattern frame according to an aspect of the invention may include: a radiator having an antenna pattern portion transmitting and receiving a signal; a ground portion extending from the antenna pattern portion; a connection portion connecting the antenna pattern portion and the ground portion to be arranged in different planes; and a radiator frame manufactured by injection molding on the radiator so that the antenna pattern portion may be provided on one side of the radiator frame and the connection terminal portion may be provided on the other side thereof, the radiator frame allowing the antenna pattern portion to be embedded in the electronic device case.Type: GrantFiled: November 18, 2014Date of Patent: August 23, 2016Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jae Suk Sung, Ki Won Chang, Ha Ryong Hong, Chang Mok Han, Chan Gwang An, Duk Woo Lee, Hyun Kil Nam, Dae Kyu Lee, Sang Woo Bae, Byung Hwa Lee