Patents Assigned to SOLUM CO., LTD.
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Patent number: 10958182Abstract: A transformer and an LLC resonant converter are provided. The transformer includes first and second cores configured to include a pair of outer foots and a middle foot positioned between the outer foots, and to induce a magnetic field formation; first and second inductor winding parts configured to include a conductor surrounding a circumference of each of the pair of outer foots of the first core, and to be connected in series with each other; and first and second transformer winding parts configured to include a conductor surrounding a circumference of each of the pair of outer foots of the second core, wherein the pair of outer foots of the first core face the pair of outer foots of the second core, the middle foot of the first core faces the middle foot of the second core, and the first core and the second core are disposed to be spaced apart from each other.Type: GrantFiled: December 31, 2019Date of Patent: March 23, 2021Assignee: SOLUM CO., LTD.Inventors: Sang-keun Ji, Sang-kyoo Han, Cheol-wan Park, Dong-kyun Ryu, Heung-gyoon Choi
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Patent number: 10937291Abstract: The present invention relates to an electronic label with a burglarproof function for goods which includes a coupling structure having a ring form directly hung on a product and in which another coupling structure having the ring form is used in place of the coupling structure even when the coupling structure having the ring form is damaged.Type: GrantFiled: November 8, 2019Date of Patent: March 2, 2021Assignee: SOLUM CO., LTD.Inventors: Woo Chan Kwon, Se Uk Jeon, Keun Hwa Jung, Yong Bum Lee
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Publication number: 20210007232Abstract: A charger having a heat insulating structure is provided. The charger includes: a case having one side at which an opening is formed and the other side to which a terminal portion is coupled; a printed circuit board having a front surface and a rear surface on which electronic components are mounted, respectively, and inserted into the case through the opening of the case; a heat insulating member disposed inside the case and formed to cover the electronic components mounted on the rear surface of the printed circuit board to block heat generated from the electronic components of the printed circuit board from being transferred to an entire surface of the case; and a cover closing the opening of the case.Type: ApplicationFiled: January 27, 2020Publication date: January 7, 2021Applicant: SOLUM Co., Ltd.Inventors: HyunSu KIM, JunKyu LEE
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Publication number: 20200402429Abstract: Provided is a computing technology for controlling information display of an electronic shelf label that is connected to a management server via a network and displays electronic information. The electronic shelf label measures a distance to at least one product arranged behind the electronic shelf label, and when a change in the distance occurs, activates a wireless tag reader. When product identification information acquired by the wireless tag reader is different from currently displayed product identification information, the electronic shelf labels request a label change registration to a server. Changed product information is received according to the label change registration, and the changed product information is reflected in displayed product information.Type: ApplicationFiled: June 19, 2020Publication date: December 24, 2020Applicant: SOLUM CO., LTD.Inventors: Han Jin Cho, Hyun Hun Cho, Se Uk Jeon, Jeong Ho Yoo
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Publication number: 20200394939Abstract: Disclosed is computing technology for managing information display of an electronic label which is connected to a management server via a network and displays electronic information. A moving device transmits images, which are obtained by photographing an electronic label and a product while being moved in a store, to a management server. The management server analyzes the images to extract information and detects changes in displayed products to register changed information. The management server performs inventory management using the extracted information. Further, the management server uses the extracted information to inform a store manager so that a location of a displayed product deviated from a place thereof is corrected.Type: ApplicationFiled: June 10, 2020Publication date: December 17, 2020Applicant: SOLUM CO., LTD.Inventors: Bo Il Seo, Hyun Suk Lee
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Publication number: 20200381934Abstract: Disclosed is a charger with improved heat radiation. The disclosed charger may include a case formed with an opening on one side and a terminal engaged to other side, a printed circuit board inserted to an inner side of the case and mounted with circuit elements, a heat radiation member disposed to cover the printed circuit board within the case, and comprising a metal shield, and a cover closing the opening of the case, and the heat radiation member is spaced apart from the case.Type: ApplicationFiled: January 27, 2020Publication date: December 3, 2020Applicant: SOLUM Co., Ltd.Inventors: HyunSu KIM, JunKyu LEE
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Patent number: 10755846Abstract: A transformer includes a magnetic core having an inner space, a coil unit disposed within the magnetic core and including a primary coil and a secondary coil in which layers formed with conductive patterns are laminated, and a base configured to receive the magnetic core and the coil unit. A portion of the base is inserted into and disposed in the coil unit to be interposed between an output terminal coupled to the secondary coil and the magnetic core.Type: GrantFiled: May 11, 2018Date of Patent: August 25, 2020Assignee: SOLUM Co., Ltd.Inventors: Myeong-sik Cheon, Jun-young Kim, Yun-sic Bang
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Publication number: 20200160681Abstract: The present invention relates to an electronic label with a burglarproof function for goods which includes a coupling structure having a ring form directly hung on a product and in which another coupling structure having the ring form is used in place of the coupling structure even when the coupling structure having the ring form is damaged.Type: ApplicationFiled: November 8, 2019Publication date: May 21, 2020Applicant: SOLUM CO., LTD.Inventors: Woo Chan Kwon, Se Uk Jeon, Keun Hwa Jung, Yong Bum Lee
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Patent number: 10658101Abstract: A transformer includes a magnetic core, a first coil unit and a second coil unit. The first coil unit is disposed within the magnetic core and includes a laminated board having layers laminated therein and conductive patterns. Respective ones of the conductive patterns are disposed on the laminated layers. The second coil unit includes a conductive wire spaced apart from the conductive patterns of the laminated board by an insulating distance. The conductive wire includes a triple-insulated wire surrounded by three sheets of insulating paper to maintain the insulating distance from the conductive patterns.Type: GrantFiled: April 22, 2019Date of Patent: May 19, 2020Assignee: SOLUM CO., LTD.Inventors: Jae Gen Eom, Young Seung Noh, Heung Gyoon Choi, Geun Young Park, Sung Yun Han, Seh Hoon Jang, Nak Jun Jeong, Young Min Lee, Jong Woo Kim, Tae Won Heo
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Patent number: 10630191Abstract: A transformer and an LLC resonant converter are provided. The transformer includes first and second cores configured to include a pair of outer foots and a middle foot positioned between the outer foots, and to induce a magnetic field formation; first and second inductor winding parts configured to include a conductor surrounding a circumference of each of the pair of outer foots of the first core, and to be connected in series with each other; and first and second transformer winding parts configured to include a conductor surrounding a circumference of each of the pair of outer foots of the second core, wherein the pair of outer foots of the first core face the pair of outer foots of the second core, the middle foot of the first core faces the middle foot of the second core, and the first core and the second core are disposed to be spaced apart from each other.Type: GrantFiled: May 4, 2018Date of Patent: April 21, 2020Assignee: SOLUM CO., LTD.Inventors: Sang-keun Ji, Sang-kyoo Han, Cheol-wan Park, Dong-kyun Ryu, Heung-gyoon Choi
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Patent number: 10614944Abstract: A transformer includes a magnetic core, a first coil unit and a second coil unit. The first coil unit is disposed within the magnetic core and includes a laminated board having layers laminated therein and conductive patterns. Respective ones of the conductive patterns are disposed on the laminated layers. The second coil unit includes a conductive wire spaced apart from the conductive patterns of the laminated board by an insulating distance. The conductive wire includes a triple-insulated wire surrounded by three sheets of insulating paper to maintain the insulating distance from the conductive patterns.Type: GrantFiled: April 22, 2019Date of Patent: April 7, 2020Assignee: SOLUM CO., LTD.Inventors: Jae Gen Eom, Young Seung Noh, Heung Gyoon Choi, Geun Young Park, Sung Yun Han, Seh Hoon Jang, Nak Jun Jeong, Young Min Lee, Jong Woo Kim, Tae Won Heo
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Patent number: 10541619Abstract: An LLC resonant converter and an electronic device are provided. The LLC resonant converter according to the present disclosure includes a multi input transformer, first and second converter units connected to a primary side of the multi input transformer, an input voltage part, a first balance capacitor, and an output part connected to a secondary side of the multi input transformer.Type: GrantFiled: May 4, 2018Date of Patent: January 21, 2020Assignee: SOLUM CO., LTD.Inventors: Sang-keun Ji, Sang-kyoo Han, Hyun-su Gu, Hyo-hun Kim, Dong-kyun Ryu, Heung-gyoon Choi
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Patent number: 10505463Abstract: An LLC resonant converter and an electronic device are provided. The LLC resonant converter according to the present disclosure includes a multi input transformer, first and second converter units connected to a primary side of the multi input transformer, an input voltage part, a first balance capacitor, and an output part connected to a secondary side of the multi input transformer.Type: GrantFiled: May 4, 2018Date of Patent: December 10, 2019Assignee: SOLUM CO., LTD.Inventors: Sang-keun Ji, Sang-kyoo Han, Hyun-su Gu, Hyo-hun Kim, Dong-kyun Ryu, Heung-gyoon Choi
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Patent number: 10468895Abstract: Provided herein is a charger with improved radiation function capable of lowering its surface temperature to prevent the surface temperature from increasing excessively, the charger according to one aspect of the present disclosure including a printed circuit board on which circuit elements are mounted; an inner case formed in a hollow case shape of which both surfaces are open, and where the printed circuit board is arranged inside; a radiation member formed to cover an outer surface of the inner case to release heat generated in the circuit elements of the printed circuit board; an outer case formed to encompass the radiation member and provided with one open surface; a cover assembled in the outer case and configured to close the one open surface of the outer case; and a terminal coupled to one surface of the outer case, and configured to enable electricity to be supplied to the charger when inserted into a consent.Type: GrantFiled: May 31, 2016Date of Patent: November 5, 2019Assignee: SOLUM CO., LTD.Inventors: Young-seung Noh, Hyun-su Kim, Soon-joung Yio, Young-joo Kim, Jun-kyu Lee
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Patent number: 10388449Abstract: A transformer is provided, which includes a magnetic core, a primary coil module including a coil support arranged in the magnetic core and a primary coil formed on the coil support, an upper secondary coil module including an upper insulation molded body arranged on an upper portion of the primary coil module and an upper plate coil buried in the upper insulation molded body and arranged to face the primary coil, and a lower secondary coil module including a lower insulation molded body arranged on a lower portion of the primary coil module and a lower plate coil buried in the lower insulation molded body and arranged to face the primary coil.Type: GrantFiled: May 31, 2016Date of Patent: August 20, 2019Assignee: SOLUM CO., LTD.Inventors: Geun-young Park, Bong-ho Jang, Jae-gen Eom, Young-seung Noh, Heung-gyoon Choi, Heui-wook Kim
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Patent number: 10312012Abstract: A transformer includes a magnetic core, a first coil unit and a second coil unit. The first coil unit is disposed within the magnetic core and includes a laminated board having layers laminated therein and conductive patterns. Respective ones of the conductive patterns are disposed on the laminated layers. The second coil unit includes a conductive wire spaced apart from the conductive patterns of the laminated board by an insulating distance. The conductive wire includes a triple-insulated wire surrounded by three sheets of insulating paper to maintain the insulating distance from the conductive patterns.Type: GrantFiled: July 11, 2014Date of Patent: June 4, 2019Assignee: SOLUM CO., LTD.Inventors: Jae Gen Eom, Young Seung Noh, Heung Gyoon Choi, Geun Young Park, Sung Yun Han, Seh Hoon Jang, Nak Jun Jeong, Young Min Lee, Jong Woo Kim, Tae Won Heo
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Patent number: 10304011Abstract: An electronic shelf label system may include: a near field communications (NFC) card apparatus including an NFC chip having an identification (ID) and performing purchasing reservation through NFC communications; a plurality of electronic tags each including an NFC chip and wirelessly transmitting purchasing reservation information including the identification (ID) of the NFC card apparatus and product information when the purchasing reservation from the NFC card apparatus through the NFC communications is present; and a management apparatus providing the product information to each of the plurality of electronic tags, receiving the purchasing reservation information from the electronic tag, and managing the purchasing reservation information for each identification (ID) included in the purchasing reservation information.Type: GrantFiled: May 29, 2014Date of Patent: May 28, 2019Assignee: SOLUM CO., LTD.Inventors: Young Seo Park, Won Hyo Jeong
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Patent number: 10290978Abstract: A female connector capable of easily confirming whether or not a male connector is connected thereto, a connector module having the male connector, and an electronic device having the connector module are disclosed. The female connector comprises a connector body, a first terminal engagement pin and a second terminal engagement pin. The first terminal engagement pin is disposed inside the connector body and capable of receiving an input signal from a connection terminal of a male connector when the connection terminal is in contact therewith. The second terminal engaging pin is disposed inside the connector body to be spaced apart from the first terminal engaging pin. The first and second terminal engagement pins are electrically connected with each other through the connection terminal when the connection terminal is inserted and coupled between the first and second terminal engagement pins.Type: GrantFiled: June 27, 2017Date of Patent: May 14, 2019Assignee: SOLUM CO., LTD.Inventors: Jong Sik Park, Dae Hyun Jang, Chang Min Seo
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Publication number: 20190027293Abstract: A transformer includes a magnetic core having an inner space, a coil unit disposed within the magnetic core and including a primary coil and a secondary coil in which layers formed with conductive patterns are laminated, and a base configured to receive the magnetic core and the coil unit. A portion of the base is inserted into and disposed in the coil unit to be interposed between an output terminal coupled to the secondary coil and the magnetic core.Type: ApplicationFiled: May 11, 2018Publication date: January 24, 2019Applicant: SOLUM Co., Ltd.Inventors: Myeong-sik CHEON, Jun-young KIM, Yun-sic BANG
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Patent number: 10163554Abstract: A transformer includes a magnetic core, a first coil unit and a second coil unit. The first coil unit is disposed within the magnetic core and includes a laminated board having layers laminated therein and conductive patterns. Respective ones of the conductive patterns are disposed on the laminated layers. The second coil unit includes a conductive wire spaced apart from the conductive patterns of the laminated board by an insulating distance. The conductive wire includes a triple-insulated wire surrounded by three sheets of insulating paper to maintain the insulating distance from the conductive patterns.Type: GrantFiled: January 22, 2015Date of Patent: December 25, 2018Assignee: SOLUM CO., LTD.Inventors: Jae Gen Eom, Young Seung Noh, Heung Gyoon Choi, Geun Young Park, Sung Yun Han, Seh Hoon Jang, Nak Jun Jeong, Young Min Lee, Jong Woo Kim, Tae Won Heo