38 patents
Page 2 of 2
Utility
Base and Transformer Device Including the Same
8 Sep 22
A base includes a support plate, an inner wall provided on the support plate, an outer wall arranged apart from the inner wall in a first direction parallel to an upper surface of the support plate, and an insulating cover protruding from the outer wall in the first direction, wherein the outer wall and the inner wall extend in a second direction crossing the first direction.
Chang Yong KWON, Dong Kyun RYU, Yun Sic BANG
Filed: 25 Jan 22
Utility
Transformer Having Reverse Structure, Power Supply, and Flat Panel Display Device Including the Same
1 Sep 22
A transformer having a reverse structure includes: a bobbin part including an inner bobbin and an outer bobbin including, respectively, body parts having through-holes formed therein and having a tubular shape and flange portions protruding outwardly from both ends of the body parts; coils respectively wound in the inner bobbin and the outer bobbin; and a core electrically coupled to the coils to form a magnetic circuit, wherein the inner bobbin and the outer bobbin include, respectively, external connection terminals fastened to one ends of the flange portions formed at an upper end of the body part and bent in a downward direction.
Chang Yong KWON, Dong Kyun RYU, Yun Sic BANG
Filed: 21 Feb 22
Utility
Air-pocket Prevention PCB, Air-pocket Prevention PCB Module, Electrical Device Including the Same, and Manufacturing Method of Electrical Device Including the Same
9 Jun 22
The present invention relates to an electrical device including a printed circuit board (PCB) accommodated in a case, and more particularly, to an air-pocket prevention PCB, an air-pocket prevention PCB module, an electrical device including the same, and a manufacturing method of an electrical device including the same with improved fluidity of a resin material so that air pockets that may occur when the case is filled with the resin material are easily discharged and the resin material may be evenly filled inside the case.
Jun Kyu Lee, Jeong Man Han, Su Young Kim, Yong Woo Kang, Sang Keun Ji, Dong Kyun Ryu
Filed: 13 Oct 21
Utility
Electrical Device Having Heat Dissipation Structure Using Filler and Manufacturing Method of the Same
9 Jun 22
The present invention relates to an electrical device including a printed circuit board (PCB) module accommodated in a case, and more particularly, to an electrical device having a heat dissipation structure using a filler that reduces heat generation outside a case while increasing a heat dissipation efficiency of a PCB module by using the filler filled in the case, and a manufacturing method of the same.
Jun Kyu Lee, Jeong Man Han, Su Young Kim, Yong Woo Kang, Sang Keun Ji, Dong Kyun Ryu
Filed: 10 Aug 21
Utility
Electric Appliance and Adapter
2 Jun 22
Young Jun Jang, Hyun Su Kim, Jun Kyu Lee, Pill Ju Kim, Sang Keun Ji, Dong Kyun Ryu
Filed: 18 Nov 21
Utility
Electric Appliance and Adapter
2 Jun 22
Young Jun Jang, Hyun Su Kim, Jun Kyu Lee, Pill Ju Kim, Sang Keun Ji, Dong Kyun Ryu
Filed: 18 Nov 21
Utility
Wireless Charger with Sterilization Function
21 Apr 22
A wireless charger with a sterilization function is provided.
Woochan KWON, Jaisul YU, Hyung Bong JEON
Filed: 9 Aug 21
Utility
Board Coupling Structure with Separate Power Supply Circuit Board
31 Mar 22
Provided is a board coupling structure in which a power supply circuit board is formed as a separate board, more specifically, to a board coupling structure in which a signal processing circuit board for processing signals such as image signals, voice signals, and the like and a power supply circuit board are formed as different types of boards and the different types of boards are laterally coupled to each other.
CHANG MIN SEO
Filed: 9 Dec 21
Design
Electronic shelf label
22 Mar 22
Hyun Hun Cho, Yong Bum Lim, Mi Deum Choi, Kang Ig Kim
Filed: 5 May 20
Design
Electronic shelf label
22 Mar 22
Hyun Hun Cho, Yong Bum Lim, Mi Deum Choi, Kang Ig Kim
Filed: 5 May 20
Utility
Electronic device for determining location information of external device
15 Mar 22
The disclosure relates to an electronic device, which is secured at a designated location, for determining a location area or a location area change of a movable external electronic device or, and an operating method thereof.
Jungho Ahn, Hyunsuk Lee
Filed: 19 Jun 20
Utility
Lighting Device and Controlling Method Thereof
3 Feb 22
A lighting device is disclosed.
Jurae KIM, Jeonggye LIM, Eunji KIM
Filed: 17 May 21
Utility
Lighting Device and Controlling Method Thereof
3 Feb 22
Disclosed is a lighting device.
Jurae KIM, Euiseok KIM, Semi Lee
Filed: 17 May 21
Utility
Peg Hook Label Apparatus
3 Feb 22
A peg hook label apparatus includes a body provided with an electronic display unit displaying product information, and a holder provided on one end of the body and configured to have a first width in a portion connected to the body, the first width being greater than a second width of a locking hook disposed on an end portion thereof.
Hyun Hun CHO, Yong Bum LIM, Mi Deum CHOI, Sang Baek PARK
Filed: 10 Nov 20
Utility
Peg Hook Label Apparatus
3 Feb 22
A peg hook label apparatus includes a body provided with an electronic display unit displaying product information, and a holder provided on one end of the body and configured to have a first width in a portion connected to the body, the first width being greater than a second width of a locking hook disposed on an end portion thereof.
Hyun Hun Cho, Yong Bum Lim, Mi Deum Choi, Sang Baek Park
Filed: 2 Aug 21
Utility
Board coupling structure with separate power supply circuit board
1 Feb 22
Provided is a board coupling structure in which a power supply circuit board is formed as a separate board, more specifically, to a board coupling structure in which a signal processing circuit board for processing signals such as image signals, voice signals, and the like and a power supply circuit board are formed as different types of boards and the different types of boards are laterally coupled to each other.
Chang Min Seo
Filed: 4 May 20
Utility
Printed Circuit Board Assembly
20 Jan 22
A PCB assembly includes a second PCB disposed adjacent to a first PCB and have a second hole facing a first hole, an upper plate disposed at an upper of the first and second hole and have a third hole disposed at the upper of the first hole and a fourth hole disposed at the upper of the second hole, a holder disposed at a lower of the first and second hole and have a lower plate having a fifth hole disposed at the lower of the first hole and a sixth hole disposed at the lower of the second hole, a first fixing screw penetrating through the third first, and fifth hole, and a second fixing screw penetrating through the fourth, second and sixth hole, and the lower plate includes a protrusion penetrating through the second PCB coupling the first PCB and the second PCB.
Chang Min SEO, Yong Jae KIM, Dae Hyun JANG
Filed: 23 Mar 21
Utility
System and method of controlling dead time of converter
11 Jan 22
Provided is a system of varying a dead time of a converter, including a converter including a plurality of semiconductor switches to which a dead time is applied during an alternate switching operation; and a controller controlling ON/OFF of the plurality of semiconductor switches and setting the dead time, wherein the controller varies the dead time during an operation of the converter.
Sang Keun Ji, Dong Kyun Ryu
Filed: 7 Feb 20