Patents by Inventor Si-hyung Kim

Si-hyung Kim 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).

  • Patent number: 11787264
    Abstract: Disclosed is an air conditioner for a vehicle, the air conditioner having an improved guide structure capable of increasing an air volume by preventing a collision between air flowing through an upper passage and air flowing through a lower passage. The air conditioner for a vehicle comprises: an air conditioning case having an air passage formed therein and an air outlet which includes a defrost vent and a face vent; and a heat exchanger for cooling and a heat exchanger for heating, which are provided in the air passage of the air conditioning case.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: October 17, 2023
    Assignee: HANON SYSTEMS
    Inventors: Nam Jun Lee, Dong Gyun Kim, Si Hyung Kim, Dae Keun Park, Eun Suk Bae, Jun Ho Seo, Ho Lee, Seung Woo Jo
  • Patent number: 11613160
    Abstract: The present invention relates to an air conditioner for a vehicle, which can improve a gear ratio of a power transmission means in order to operate a sliding door with more torque. The air conditioner for a vehicle includes: an air-conditioning case having a heat exchanger; a first door and a second door disposed inside the air-conditioning case to adjust the degree of opening of an air passageway; a first driving part for operating the first door; a power transmission part connected to the first driving part; a second driving part for operating the second door; and a third driving part for connecting the power transmission part with the second driving part.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: March 28, 2023
    Assignee: Hanon Systems
    Inventors: Jong Min Lee, Dong Gyun Kim, Si Hyung Kim, Dae Keun Park, Nam Jun Lee, Ho Lee, Jae Woo Ko, Young Keun Kim, Chang Soo Bae, Hwan Kyu Cho, Gyu Ik Han, Heon Hur
  • Publication number: 20220275810
    Abstract: A blower unit for a vehicle and an air conditioning device including the same, the blower unit including: a scroll casing having an inlet port; a fan rotatably disposed in the scroll casing; a motor having a shaft coupled to the fan; and a bell mouth disposed in the inlet port, in which an inner end of the scroll casing, which defines the inlet port, is disposed to be spaced apart from the fan in a radial direction to define a separation space, and the bell mouth prevents air, which flows by a rotation of the fan, from flowing reversely through the separation space. The blower unit and the air conditioning device including the same prevent air from flowing reversely to the outside of the scroll casing by means of the arrangement of the bell mouth and the scroll casing and the structural shape of the bell mouth.
    Type: Application
    Filed: August 27, 2020
    Publication date: September 1, 2022
    Inventors: Dae Keun PARK, Dong Gyun KIM, Si Hyung KIM, Eun Suk BAE, Jun Ho SEO, Nam Jun LEE, Ho LEE, Seung Woo JO
  • Publication number: 20220254511
    Abstract: A dental formula information input method and a dental formula information input device for automatically inputting dental formula information about teeth are disclosed. The dental formula information input method creates a library from dental formula information about teeth universally used for prosthetic work, and then automatically inputs the dental formula information about teeth through one click on the basis of the library, thereby minimizing work steps and enabling an increase in the convenience and usability of a user inputting cases relating to prosthetic work.
    Type: Application
    Filed: February 14, 2020
    Publication date: August 11, 2022
    Inventor: Si Hyung Kim
  • Publication number: 20220212520
    Abstract: Disclosed is an air conditioner for a vehicle, the air conditioner having an improved guide structure capable of increasing an air volume by preventing a collision between air flowing through an upper passage and air flowing through a lower passage. The air conditioner for a vehicle comprises: an air conditioning case having an air passage formed therein and an air outlet which includes a defrost vent and a face vent; and a heat exchanger for cooling and a heat exchanger for heating, which are provided in the air passage of the air conditioning case.
    Type: Application
    Filed: May 20, 2020
    Publication date: July 7, 2022
    Inventors: Nam Jun LEE, Dong Gyun KIM, Si Hyung KIM, Dae Keun PARK, Eun Suk BAE, Jun Ho SEO, Ho LEE, Seung Woo JO
  • Patent number: 11318809
    Abstract: Heat exchanger exchanging heat between coolant and refrigerant of different kinds in one device and providing an effective heat exchange ratio between the coolant and the refrigerant. The heat exchanger includes a refrigerant flow path having a refrigerant inlet and a refrigerant outlet, and a coolant flow path through which coolant flows to exchange heat with the refrigerant. The coolant flow path includes a first coolant flow path where first coolant flows, and a second coolant flow path where second coolant with a different kind flows. The heat exchanger is partitioned into a first heat exchange section, in which the first coolant exchanges heat with the refrigerant and a second heat exchange section, in which the second coolant exchanges heat with the refrigerant, so that the heat exchange in the first heat exchange section and the heat exchange in the second heat exchange are carried out independently.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: May 3, 2022
    Assignee: Hanon Systems
    Inventors: Si Hyung Kim, Dae Keun Park, Seung Ho Baek, Ho Lee, Dong Gyun Kim, Soo Byeong Nam
  • Patent number: 11228085
    Abstract: A double loop antenna includes a source loop comprising: a spiral-shaped conductive source coil pattern disposed on a top surface of a board, and a source capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and a bottom surface of the board; and a resonance loop comprising: a spiral-shaped conductive resonance coil pattern disposed on the bottom surface of the board, and a resonance capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and the bottom surface of the board, wherein the source coil pattern and the resonance coil pattern are formed on different surfaces of the board.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: January 18, 2022
    Assignee: WITS Co., Ltd.
    Inventors: Sang Beom Lee, Hyung Wook Cho, Jun Seung Yi, Yu Jin Lee, Jae Suk Sung, Dae Ki Lim, Seung Hun Ryu, Ki Won Chang, Jae Hyoung Cho, Si Hyung Kim
  • Patent number: 10698455
    Abstract: 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: Grant
    Filed: October 18, 2018
    Date of Patent: June 30, 2020
    Assignee: 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
  • Publication number: 20200130460
    Abstract: The present invention relates to an air conditioner for a vehicle, which can improve a gear ratio of a power transmission means in order to operate a sliding door with more torque. The air conditioner for a vehicle includes: an air-conditioning case having a heat exchanger; a first door and a second door disposed inside the air-conditioning case to adjust the degree of opening of an air passageway; a first driving part for operating the first door; a power transmission part connected to the first driving part; a second driving part for operating the second door; and a third driving part for connecting the power transmission part with the second driving part.
    Type: Application
    Filed: October 24, 2019
    Publication date: April 30, 2020
    Inventors: Jong Min LEE, Dong Gyun KIM, Si Hyung KIM, Dae Keun PARK, Nam Jun LEE, Ho LEE, Jae Woo KO, Young Keun KIM, Chang Soo BAE, Hwan Kyu CHO, Gyu Ik HAN, Heon HUR
  • Publication number: 20200127363
    Abstract: A double loop antenna includes a source loop comprising: a spiral-shaped conductive source coil pattern disposed on a top surface of a board, and a source capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and a bottom surface of the board; and a resonance loop comprising: a spiral-shaped conductive resonance coil pattern disposed on the bottom surface of the board, and a resonance capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and the bottom surface of the board, wherein the source coil pattern and the resonance coil pattern are formed on different surfaces of the board.
    Type: Application
    Filed: December 20, 2019
    Publication date: April 23, 2020
    Applicant: WITS Co., Ltd.
    Inventors: Sang Beom LEE, Hyung Wook Cho, Jun Seung Yi, Yu Jin Lee, Jae Suk Sung, Dae Ki Lim, Seung Hun Ryu, Ki Won Chang, Jae Hyoung Cho, Si Hyung Kim
  • Publication number: 20200108691
    Abstract: Heat exchanger exchanging heat between coolant and refrigerant of different kinds in one device and providing an effective heat exchange ratio between the coolant and the refrigerant. The heat exchanger includes a refrigerant flow path having a refrigerant inlet and a refrigerant outlet, and a coolant flow path through which coolant flows to exchange heat with the refrigerant. The coolant flow path includes a first coolant flow path where first coolant flows, and a second coolant flow path where second coolant with a different kind flows. The heat exchanger is partitioned into a first heat exchange section, in which the first coolant exchanges heat with the refrigerant and a second heat exchange section, in which the second coolant exchanges heat with the refrigerant, so that the heat exchange in the first heat exchange section and the heat exchange in the second heat exchange are carried out independently.
    Type: Application
    Filed: December 10, 2019
    Publication date: April 9, 2020
    Inventors: Si Hyung Kim, Dae Keun Park, Seung Ho Baek, Ho Lee, Dong Gyun Kim, Soo Byeong Nam
  • Patent number: 10608340
    Abstract: An antenna module includes a wiring part including a first antenna wiring and a second antenna wiring disposed on a substrate; and a magnetic part including a first magnetic part disposed on one surface of the wiring part and a second magnetic part disposed on the other surface of the wiring part, wherein the first magnetic part is disposed on one surface of the wiring part so as to face a portion of the first antenna wiring and a portion or the entirety of the second antenna wiring, and the second magnetic part is disposed on the other surface of the wiring part so as to face the other portion of the first antenna wiring.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: March 31, 2020
    Assignee: WITS Co., Ltd.
    Inventors: Si Hyung Kim, Tae Heon Lee, Ki Won Chang, Taek Woo Kim, Dae Ung Ahn, Hyung Wook Cho
  • Patent number: 10567042
    Abstract: A coil module may include: a board; an input/output terminal unit formed on the board; and a coil for near field communications (NFC) disposed on one, or a plurality of, surface(s) of the board and connected to the input/output terminal unit, wherein the coil for NFC includes a first pattern portion having one end connected to the input/output terminal unit and disposed on the board to rotate or turn in one direction, a second pattern portion connected to the first pattern portion and traversing an internal area of the first pattern portion to divide the internal area of the first pattern portion into at least two portions, and a third pattern portion having one end connected to the second pattern portion and the other end connected to the input/output terminal unit.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: February 18, 2020
    Assignee: WITS Co., Ltd.
    Inventors: Dae Ung Ahn, Si Hyung Kim, Hyeon Gil Nam, Ki Won Chang, Yu Jin Lee, Dae Ki Lim
  • Patent number: 10547098
    Abstract: A double loop antenna includes a source loop comprising: a spiral-shaped conductive source coil pattern disposed on a top surface of a board, and a source capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and a bottom surface of the board; and a resonance loop comprising: a spiral-shaped conductive resonance coil pattern disposed on the bottom surface of the board, and a resonance capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and the bottom surface of the board, wherein the source coil pattern and the resonance coil pattern are formed on different surfaces of the board.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: January 28, 2020
    Assignee: WITS Co., Ltd.
    Inventors: Sang Beom Lee, Hyung Wook Cho, Jun Seung Yi, Yu Jin Lee, Jae Suk Sung, Dae Ki Lim, Seung Hun Ryu, Ki Won Chang, Jae Hyoung Cho, Si Hyung Kim
  • Patent number: 10538139
    Abstract: Disclosed is a heat exchanger capable of exchanging heat between coolant and refrigerant of different kinds in one device and providing an effective heat exchange ratio between the coolant and the refrigerant. The heat exchanger includes a refrigerant flow path having a refrigerant inlet and a refrigerant outlet, and a coolant flow path through which coolant flows to exchange heat with the refrigerant. The coolant flow path includes a first coolant flow path where first coolant flows, and a second coolant flow path where second coolant with a different kind from the first coolant flows. The heat exchanger is partitioned into a first heat exchange section, in which the first coolant exchanges heat with the refrigerant and a second heat exchange section, in which the second coolant exchanges heat with the refrigerant, so that the heat exchange in the first heat exchange section and the heat exchange in the second heat exchange are carried out independently.
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: January 21, 2020
    Assignee: Hanon Systems
    Inventors: Si Hyung Kim, Dae Keun Park, Seung Ho Baek, Ho Lee, Dong Gyun Kim, Soo Byeong Nam
  • Patent number: 10469133
    Abstract: An antenna device includes a first wiring may include a spiral shape forming an empty region therein, and a second wiring disposed inside or outside of the first wiring. The second wiring is disposed to be spaced apart from the first wiring, and includes a first ring-shaped wiring and a second ring-shaped wiring, which are concentric to each other.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: November 5, 2019
    Assignee: WITS Co., Ltd.
    Inventors: Dae Ung Ahn, Hyung Wook Cho, Jun Seung Yi, Yu Jin Lee, Seung Hun Ryu, Sang Beom Lee, Dae Ki Lim, Jae Hyoung Cho, Si Hyung Kim
  • Patent number: 10454303
    Abstract: There are provided a non-contact power supply device and a non-contact power supply method, in which a short beacon is transmitted to recognize a power receiving device, a long beacon is transmitted to wake-up a communications circuit of the power receiving device, and charging power is transmitted in a contactless manner, wherein at least one of signal levels of the short beacon and signal levels of the long beacon is varied.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: October 22, 2019
    Assignee: WITS Co., Ltd.
    Inventors: Si Hyung Kim, Soon Tack Oh, Hyun Keun Lim, Sung Uk Lee, Ki Won Chang, Chul Gyun Park, Jae Suk Sung, Chang Soo Kang
  • Publication number: 20190294217
    Abstract: 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: Application
    Filed: October 18, 2018
    Publication date: September 26, 2019
    Applicant: 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
  • Patent number: 10404091
    Abstract: 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: Grant
    Filed: October 13, 2016
    Date of Patent: September 3, 2019
    Assignee: 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
  • Patent number: 10404090
    Abstract: A wireless power transmitting method performed in a wireless power transmitting apparatus includes transmitting a long beacon signal via a transmitting coil; determining whether or not a response signal to the long beacon signal has been received at a wireless communicator; determining whether or not a degree of change in a level of impedance of the transmitting coil is within a reference range responsive to the determination that the response signal is not received; and wirelessly transmitting the power responsive to the determination: that the response signal has been received or that the degree of change is within the reference range.
    Type: Grant
    Filed: February 17, 2016
    Date of Patent: September 3, 2019
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sung Uk Lee, Tae Sung Kim, Si Hyung Kim, Hee Sun Han