Patents by Inventor Chan Won Lee

Chan Won Lee 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: 12187250
    Abstract: Disclosed is an electronic parking brake system including an electronic front-wheel parking brake provided on a front wheel side of a vehicle and configured to be operated by a front wheel motor, an electronic rear-wheel parking brake provided on a rear wheel side of the vehicle and configured to be operated by a rear wheel motor, a motor driving device configured to drive at least one of the front wheel motor and the rear wheel motor, and a controller electrically connected to the motor driving device, wherein the controller receives operation mode selection information in which an operation mode for operating at least one of the electronic front-wheel parking brake and the electronic rear-wheel parking brake is selected, and controls the motor driving device to operate at least one of the electronic front-wheel parking brake and the electronic rear-wheel parking brake in response to the operation mode of the received operation mode selection information.
    Type: Grant
    Filed: January 14, 2022
    Date of Patent: January 7, 2025
    Assignee: HL MANDO CORPORATION
    Inventors: Chan Won Lee, Taewoong Oh
  • Patent number: 12172617
    Abstract: Disclosed is an electronic parking brake system including an electronic parking brake provided to provide a clamping force necessary for parking a vehicle by a motor, a warning unit provided to warn a failure of the electronic parking brake, a current sensor provided to detect a current of the motor, and a controller electrically connected to the current sensor, wherein the controller determines whether a clamping force is generated depending on the motor current in a parking operation, counts a clamping force non-generation time when the clamping force is not generated, and warns a suspected failure of the electronic parking brake through the warning unit when the clamping force non-generation time elapses a preliminary failure detection time set shorter than a failure detection time of the electronic parking brake.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: December 24, 2024
    Assignee: HL MANDO CORPORATION
    Inventors: Jaehyun Park, Chan Won Lee
  • Patent number: 11532181
    Abstract: An electronic device and method are disclosed herein. The electronic device includes a microphone, a camera, an output device, a memory, and a processor. The processor implements the method, including receiving a voice input and/or capturing an image, and analyze the first voice input or the image to determine at least one of a user's intent, emotion, and situation based on predefined keywords and expressions, identifying a category based on the input, selecting first information based on the category, selecting and outputting a first query prompting confirmation of output of the first information, detect a first responsive input to the first query, and when a condition to output the first information is satisfied, output a second query, detecting a second input responsive to the second query, and selectively outputting the first information based on the second input.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: December 20, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong Ju Yu, Ja Min Goo, Seong Hoon You, Ki Young Kwon, Ki Won Kim, Eun Young Kim, Ji Min Kim, Chul Kwi Kim, Hyung Woo Kim, Joo Namkung, Ji Hyun Park, Sae Gee Oh, Dong Kyu Lee, Im Sung Lee, Chan Won Lee, Si Hak Jang
  • Patent number: 11432611
    Abstract: The present invention relates to a thermoplastic elastomer yarn with improved unwinding, weaving and yarn shrinking property, and a manufacturing method thereof. According to the present invention, the thermoplastic elastomer yarn according to the present invention is excellent in improved unwinding, weaving and yarn shrinking property. Furthermore, the thermoplastic elastomer yarn according to the present invention is excellent in yarn shrinkage rate, unwinding, weaving, tensile strength and elongation rate to be adequate for manufacturing textile fabric and footwear in terms of physical properties.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: September 6, 2022
    Assignee: JEONGSAN INTERNATIONAL Co., Ltd.
    Inventors: Gu Hwan Kim, Yong In Cho, Chan Won Lee
  • Publication number: 20220227345
    Abstract: Disclosed is an electronic parking brake system including an electronic front-wheel parking brake provided on a front wheel side of a vehicle and configured to be operated by a front wheel motor, an electronic rear-wheel parking brake provided on a rear wheel side of the vehicle and configured to be operated by a rear wheel motor, a motor driving device configured to drive at least one of the front wheel motor and the rear wheel motor, and a controller electrically connected to the motor driving device, wherein the controller receives operation mode selection information in which an operation mode for operating at least one of the electronic front-wheel parking brake and the electronic rear-wheel parking brake is selected, and controls the motor driving device to operate at least one of the electronic front-wheel parking brake and the electronic rear-wheel parking brake in response to the operation mode of the received operation mode selection information.
    Type: Application
    Filed: January 14, 2022
    Publication date: July 21, 2022
    Inventors: Chan Won LEE, Taewoong OH
  • Publication number: 20220032894
    Abstract: Disclosed is an electronic parking brake system including an electronic parking brake provided to provide a clamping force necessary for parking a vehicle by a motor, a warning unit provided to warn a failure of the electronic parking brake, a current sensor provided to detect a current of the motor, and a controller electrically connected to the current sensor, wherein the controller determines whether a clamping force is generated depending on the motor current in a parking operation, counts a clamping force non-generation time when the clamping force is not generated, and warns a suspected failure of the electronic parking brake through the warning unit when the clamping force non-generation time elapses a preliminary failure detection time set shorter than a failure detection time of the electronic parking brake.
    Type: Application
    Filed: July 29, 2021
    Publication date: February 3, 2022
    Inventors: Jaehyun Park, Chan Won Lee
  • Patent number: 11227479
    Abstract: Disclosed is an electronic device comprising: a communication circuit, at least one sensor for sensing an open-or-closed state of a door and a person near the door, a processor electrically connected to the communication circuit and the at least one sensor, and a memory electrically connected to the processor.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: January 18, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chan Won Lee, Yong Wook Kim
  • Publication number: 20210192924
    Abstract: Disclosed is an electronic device comprising: a communication circuit, at least one sensor for sensing an open-or-closed state of a door and a person near the door, a processor electrically connected to the communication circuit and the at least one sensor, and a memory electrically connected to the processor.
    Type: Application
    Filed: October 29, 2018
    Publication date: June 24, 2021
    Inventors: Chan Won LEE, Yong Wook KIM
  • Publication number: 20200214383
    Abstract: The present invention relates to a thermoplastic elastomer yarn with improved unwinding, weaving and yarn shrinking property, and a manufacturing method thereof. According to the present invention, the thermoplastic elastomer yarn according to the present invention is excellent in improved unwinding, weaving and yarn shrinking property. Furthermore, the thermoplastic elastomer yarn according to the present invention is excellent in yarn shrinkage rate, unwinding, weaving, tensile strength and elongation rate to be adequate for manufacturing textile fabric and footwear in terms of physical properties.
    Type: Application
    Filed: December 12, 2019
    Publication date: July 9, 2020
    Inventors: Gu Hwan Kim, Yong In Cho, Chan Won Lee
  • Publication number: 20190315321
    Abstract: Provided is a vehicle control apparatus and vehicle control method. The vehicle control apparatus and vehicle control method includes a sensing unit configured to sense at least one of a vehicle speed value and a wheel speed value, a transmission information output device configured to output transmission information, and a control unit configured to determine whether a vehicle having been in a stationary state is moving using the sensed at least one of the vehicle speed value and the wheel speed value, determine whether the output transmission information corresponds to a neutral state when the vehicle having been in a stationary state is moving, and transmit an electrical parking brake (EPB) engagement command to an EPB device such that EPB automatic engagement is performed by the EPB device when the transmission information corresponds to a neutral state.
    Type: Application
    Filed: April 12, 2019
    Publication date: October 17, 2019
    Inventor: Chan Won Lee
  • Patent number: 10321227
    Abstract: An electronic device includes a housing including a head part that is rotatable, a plurality of microphones disposed in the head part, a sensor for detecting a rotation angle of the head part, a memory storing data classifying feature parameters for each of the plurality of microphones according to a plurality of rotation angles, a motor configured to rotate the head part; and a processor. The processor implements the method, including when detecting sound by the plurality of microphones originating from a sound source, driving the motor to rotate the head part until a designated portion of a surface of the head part is facing the sound source, and when the designated portion of the surface is facing the sound source, adjusting feature parameters for each the plurality of microphones based on the classified feature parameters and a current angle of the head part.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: June 11, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chul Kwi Kim, Eun Young Kim, Dong Kyu Lee, Ja Min Goo, Ki Young Kwon, Ki Won Kim, Ji Min Kim, Hyung Woo Kim, Joo Namkung, Je Heon Park, Sae Gee Oh, Seong Hoon You, Yong Ju Yu, Im Sung Lee, Chan Won Lee, Si Hak Jang
  • Publication number: 20180285752
    Abstract: An electronic device and method are disclosed herein. The electronic device includes a microphone, a camera, an output device, a memory, and a processor. The processor implements the method, including receiving a voice input and/or capturing an image, and analyze the first voice input or the image to determine at least one of a user's intent, emotion, and situation based on predefined keywords and expressions, identifying a category based on the input, selecting first information based on the category, selecting and outputting a first query prompting confirmation of output of the first information, detect a first responsive input to the first query, and when a condition to output the first information is satisfied, output a second query, detecting a second input responsive to the second query, and selectively outputting the first information based on the second input.
    Type: Application
    Filed: March 30, 2018
    Publication date: October 4, 2018
    Inventors: Yong Ju YU, Ja Min GOO, Seong Hoon YOU, Ki Young KWON, Ki Won KIM, Eun Young KIM, Ji Min KIM, Chul Kwi KIM, Hyung Woo KIM, Joo NAMKUNG, Ji Hyun PARK, Sae Gee OH, Dong Kyu LEE, Im Sung LEE, Chan Won LEE, Si Hak JANG
  • Publication number: 20180152784
    Abstract: An electronic device includes a housing including a head part that is rotatable, a plurality of microphones disposed in the head part, a sensor for detecting a rotation angle of the head part, a memory storing data classifying feature parameters for each of the plurality of microphones according to a plurality of rotation angles, a motor configured to rotate the head part; and a processor. The processor implements the method, including when detecting sound by the plurality of microphones originating from a sound source, driving the motor to rotate the head part until a designated portion of a surface of the head part is facing the sound source, and when the designated portion of the surface is facing the sound source, adjusting feature parameters for each the plurality of microphones based on the classified feature parameters and a current angle of the head part.
    Type: Application
    Filed: November 27, 2017
    Publication date: May 31, 2018
    Inventors: Chul Kwi KIM, Eun Young KIM, Dong Kyu LEE, Ja Min GOO, Ki Young KWON, Ki Won KIM, Ji Min KIM, Hyung Woo KIM, Joo NAMKUNG, Je Heon PARK, Sae Gee OH, Seong Hoon YOU, Yong Ju YU, Im Sung LEE, Chan Won LEE, Si Hak JANG
  • Patent number: 9592798
    Abstract: Disclosed herein is a brake system including a main brake applying braking force to a wheel of a vehicle when the vehicle travels, a parking brake applying braking force to the wheel of the vehicle when the vehicle is parked, and a parking brake controller operating the main brake when the parked vehicle is sensed to move above a predetermined reference value and stopping the operation of the main brake after increasing locking force of the parking brake when the movement of the vehicle is stopped according to the operation of the main brake.
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: March 14, 2017
    Assignee: MANDO CORPORATION
    Inventor: Chan Won Lee
  • Publication number: 20150344007
    Abstract: Disclosed herein is a brake system including a main brake applying braking force to a wheel of a vehicle when the vehicle travels, a parking brake applying braking force to the wheel of the vehicle when the vehicle is parked, and a parking brake controller operating the main brake when the parked vehicle is sensed to move above a predetermined reference value and stopping the operation of the main brake after increasing locking force of the parking brake when the movement of the vehicle is stopped according to the operation of the main brake.
    Type: Application
    Filed: May 28, 2015
    Publication date: December 3, 2015
    Applicant: MANDO CORPORATION
    Inventor: Chan Won LEE
  • Patent number: 8416164
    Abstract: A liquid crystal display device is provided. The liquid crystal display device includes: a lower substrate having a first and a second common voltage supplying line, pixel regions defined by a plurality of gate lines and a plurality of data lines and arranged in a matrix, and a plurality of common lines electrically connected to the second common voltage supplying line and arranged to be parallel to each of the gate lines; an upper substrate disposed to face the lower substrate and having a common electrode electrically connected to the first common voltage supplying line; a dot for electrically connecting the first common voltage supplying line and the common electrode; and a common voltage generator for generating a first and a second common voltage for independently supplying the first and the second common voltage to the first and the second common voltage supplying line.
    Type: Grant
    Filed: June 16, 2006
    Date of Patent: April 9, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Kwang Hee Hwang, Chan Won Lee, Sung Hyun Cho
  • Publication number: 20070152943
    Abstract: A liquid crystal display device is provided. The liquid crystal display device includes: a lower substrate having a first and a second common voltage supplying line, pixel regions defined by a plurality of gate lines and a plurality of data lines and arranged in a matrix, and a plurality of common lines electrically connected to the second common voltage supplying line and arranged to be parallel to each of the gate lines; an upper substrate disposed to face the lower substrate and having a common electrode electrically connected to the first common voltage supplying line; a dot for electrically connecting the first common voltage supplying line and the common electrode; and a common voltage generator for generating a first and a second common voltage for independently supplying the first and the second common voltage to the first and the second common voltage supplying line.
    Type: Application
    Filed: June 16, 2006
    Publication date: July 5, 2007
    Inventors: Kwang Hee Hwang, Chan Won Lee, Sung Hyun Cho
  • Publication number: 20030082093
    Abstract: Carbon fibril characterised by having surface area of 150˜500 m2/g, diameter of 5˜50 nm and aspect ratio of 100˜1000, are produced by contacting a suitable gaseous carbon-containing compound with a suitable metal-containing particle at a temperature between 550° C. and 800° C., the ratio on a dry weight basis of carbon containing compound to metal-containing particles being about from about 10:1 to about 30:1 by weight, the reaction pressure is between atmosphere and atmosphere+10 mm H2O. The carbon fibril can be used as filler in composites.
    Type: Application
    Filed: December 3, 2002
    Publication date: May 1, 2003
    Inventors: Jung-Sik Bang, Chan Won Lee
  • Publication number: 20020009589
    Abstract: Carbon fibril characterized by having surface area of 150˜500 m2/g, diameter of 5˜50 nm and aspect ratio of 100˜1000, are produced by contacting a suitable gaseous carbon-containing compound with a suitable metal-containing particle at a temperature between 550 ° C. and 800 ° C., the ratio on a dry weight basis of carbon containing compound to metal-containing particles being about from about 10:1 to about 30:1 by weight, the reaction pressure is between atmosphere and atmosphere +10 mm H2O. The carbon fibril can be used as filler in composites.
    Type: Application
    Filed: May 10, 2001
    Publication date: January 24, 2002
    Inventors: Jung-Sik Bang, Chan Won Lee