Patents by Inventor Young Bok Kim

Young Bok 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).

  • Publication number: 20210353496
    Abstract: The present invention provides a limb compression device, including: a main body having a first surface where a support portion wrapping around a portion of a limb is provided, and a second surface where a fixing shaft fixing a cuff wrapping around a remaining portion of the limb is mounted; a drive motor coupled to the main body; a reduction gear unit coupled to a drive shaft of the drive motor; a cuff fixing drum fixing the cuff, and having a first end coupled to the reduction gear unit and a second end coupled to the main body such that the cuff fixing drum winds and unwinds the cuff; and the cuff including a first end fixed to the cuff fixing drum and a second end wound around the fixing shaft via the support portion of the main body so as to wrap around the remaining portion of the limb.
    Type: Application
    Filed: July 10, 2018
    Publication date: November 18, 2021
    Applicant: OSTEOSYS CO., LTD.
    Inventors: Young Bok AHN, Won Hee LEE, Jae Jin KIM, Jung Tae KIM
  • Publication number: 20210333689
    Abstract: A camera module includes a housing accommodating a lens module, a driving unit including a magnet disposed on the lens module and a coil disposed to face the magnet, a yoke generating attractive force with the magnet, a first ball member accommodated in a first receiving space disposed between the lens module and the housing, and pressed by the attractive force, and a second ball member accommodated in a second receiving space disposed between the lens module and the housing, and pressed by the attractive force. A length of the first receiving space in an optical axis direction is different from a length of the second receiving space in the optical axis direction.
    Type: Application
    Filed: July 6, 2021
    Publication date: October 28, 2021
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Hyeon JEONG, Nam Ki PARK, Yeun Ho JUNG, Young Bok YOON, Sung Hoon KIM, Yoo Chang KIM, Jae Hyuk KIM
  • Publication number: 20210330544
    Abstract: The present invention relates to an external counterpulsation system that senses biosignals to monitor a heart condition and performs external counterpulsation on the basis of the monitored heart condition. The external counterpulsation system includes: a compression device wrapping around limbs of a subject to compress or decompress the wrapped limbs; and a controller configured to calculate compression timing and decompression timing for the external counterpulsation by analyzing an electrocardiogram signal and a blood flow rate signal among the sensed biosignals, and control the compression device on the basis of the calculated compression timing and decompression timing.
    Type: Application
    Filed: July 10, 2018
    Publication date: October 28, 2021
    Applicant: OSTEOSYS CO., LTD.
    Inventors: Young Bok AHN, Won Hee LEE, Jae Jin KIM, Jung Tae KIM
  • Patent number: 11159727
    Abstract: A reflection module for optical image stabilization includes a rotation holder, which includes a reflection member and is supported on an internal wall of a housing, and a driving part to provide driving force to move the rotation holder. The driving part includes a magnet disposed on the rotation holder, a coil disposed in the housing and opposing the magnet, and a hall sensor disposed in the housing and opposing an N pole or an S pole of the magnet.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: October 26, 2021
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hong Joo Lee, Young Bok Yoon, Nam Ki Park, Ta Kyoung Lee, Jung Woo Kim
  • Patent number: 11159661
    Abstract: A camera module includes a lens module including lenses and a reflecting module disposed in front of the lens module. The reflecting module is configured to change a path of light to direct the light toward the lens module. The reflecting module includes a holder in which a reflecting member configured to change the path of the light is mounted and a first housing supporting the holder. The holder is configured to slide with respect to the first housing to enable rotation of the reflecting member with respect to a first axis and a second axis.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: October 26, 2021
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Young Bok Yoon, Nam Ki Park, Bong Won Jeong, Sang Ho Seo, Jae Kyung Kim
  • Publication number: 20210324261
    Abstract: Disclosed are an electrochromic device and a manufacturing method therefor. The disclosed electrochromic device may comprise: a first electrochromic layer made of a first electrochromic agent; and a second electrochromic layer located on at least one surface of the first electrochromic layer and made of at least one of a second electrochromic derivative and a second electrochromic agent.
    Type: Application
    Filed: June 28, 2021
    Publication date: October 21, 2021
    Inventors: Young Mi KIM, Jong Bok Kim, Jong Gyu Baek, Joo Cheol Lee, Kyu Soon Shin
  • Publication number: 20210322256
    Abstract: The present invention relates to an external counterpulsation system which senses a biosignal to monitor a heart condition and performs external counterpulsation in response to the monitored heart condition. The present invention comprises: a compression device surrounding limbs of a subject to compress the surrounded limbs or release the limbs from the compression; and a control device which controls the compression device to apply test compression to the limbs for a predetermined test period with predetermined test intensity before performing the external counterpulsation, configures personalized maximum compression intensity corresponding to the subject through the test compression, and controls the compression device to perform the external counterpulsation on the basis of the configured maximum compression intensity.
    Type: Application
    Filed: July 10, 2018
    Publication date: October 21, 2021
    Applicant: OSTEOSYS CO., LTD.
    Inventors: Young Bok AHN, Won Hee LEE, Jae Jin KIM
  • Publication number: 20210320654
    Abstract: The present disclosure discloses a source signal output circuit and an inverter thereof. The inverter is configured to provide a multiplexer with a control signal having a full range for selecting a source signal and to output the control signal having the full range by using elements operating in a low voltage range. Therefore, the present disclosure has an advantage in that it can fabricate a driving circuit having a small area at a low process cost.
    Type: Application
    Filed: April 5, 2021
    Publication date: October 14, 2021
    Applicant: Silicon Works Co., Ltd.
    Inventors: Young Tae Kim, Young Bok Kim, Taiming Piao, Dong Hun Lee
  • Patent number: 11129741
    Abstract: A passive ankle assist apparatus with a torsional coil spring for assisting an ankle joint of a user in a state of being mounted on a shoe worn by the user includes a shank frame mountable on a shank of the user, the shank frame including a guide hole, a torsional coil spring including a coil part provided in a state of being wound around a central portion a plurality of times, the torsional coil spring slidable along the guide hole, a support part configured to support the coil part, and a coupling frame configured to support the support part, the coupling frame couplable to the shoe.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: September 28, 2021
    Assignee: Agency for Defense Development
    Inventors: Gwang Tae Kim, Tae Woo Park, Young June Shin, Man Bok Hong, Young Cheol Kim, Byoung Ju Lee
  • Patent number: 11131901
    Abstract: A camera module includes a carrier accommodating a lens module, a housing accommodating the lens module and the carrier, a focus adjusting unit configured to move the lens module and the carrier in an optical axis direction, and a position measuring unit including a sensing yoke mounted on the carrier and a sensing coil facing the first sensing yoke. The sensing yoke includes a body unit and an extension unit extending in the optical axis direction from the body unit.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: September 28, 2021
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jung Woo Kim, Young Bok Yoon, Hong Joo Lee
  • Publication number: 20210280945
    Abstract: A separator including a porous polymer substrate and an inorganic coating layer formed on at least one surface of the porous polymer substrate. The inorganic coating layer includes inorganic particles and a binder resin. The binder resin includes a first binder resin and a second binder resin. The first binder resin comprises a polyvinylidene fluoride (PVdF)-based polymer and the second binder resin comprises an acrylic polymer. The acrylic polymer has an acid value of 1 or less and a glass transition temperature, Tg, of 90° C. to 130° C. In addition, the inorganic coating layer has a high content of binder resin at the top layer portion to provide excellent adhesion between the separator and an electrode.
    Type: Application
    Filed: September 27, 2019
    Publication date: September 9, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Young-Bok KIM, Dong-Wook SUNG, So-Mi JEONG
  • Publication number: 20210272525
    Abstract: A source driver and a display device including the same, capable of accurately sensing pixels characteristics and characteristics of the source driver. A source driver includes a switch circuit configured to transfer first pixel signals or reference signals; first sensing channels configured to sense and hold the first pixel signals or the reference signals transferred from the switch circuit; second sensing channels configured to sense and hold second pixel signals; and a selection circuit configured to output a sampling signal by selecting the first pixel signals of the first sensing channels and the second pixel signals of the second sensing channels, and thereafter, output the sampling signal by selecting the reference signals of the first sensing channels.
    Type: Application
    Filed: February 26, 2021
    Publication date: September 2, 2021
    Applicant: Silicon Works Co., Ltd.
    Inventors: Seong Geon Kim, Young Bok Kim, Won Kim
  • Patent number: 11107384
    Abstract: A display driving device includes sensing lines configured to sense pixel signals of a display panel; and a voltage limiter provided for each of the sensing lines. The voltage limiter senses a voltage variation of the sensing line, and limits a voltage level of the sensing line to a reference voltage.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: August 31, 2021
    Assignee: Silicon Works Co., Ltd.
    Inventors: Young Bok Kim, Won Kim
  • Publication number: 20210259872
    Abstract: A passive ankle assist apparatus with a torsional coil spring for assisting an ankle joint of a user in a state of being mounted on a shoe worn by the user includes a shank frame mountable on a shank of the user, the shank frame including a guide hole, a torsional coil spring including a coil part provided in a state of being wound around a central portion a plurality of times, the torsional coil spring along the guide hole, a support part configured to support the coil part, and a coupling frame configured to support the support part, the coupling frame couplable to the shoe.
    Type: Application
    Filed: December 15, 2020
    Publication date: August 26, 2021
    Inventors: Gwang Tae Kim, Tae Woo Park, Young June Shin, Man Bok Hong, Young Cheol Kim, Byoung Ju Lee
  • Publication number: 20210193039
    Abstract: The present disclosure provides, in a pixel sensing, a technology in which a parasitic impedance formed in a sensing line does not affect an integrating circuit using a current mirror circuit coupled with an operational amplifier.
    Type: Application
    Filed: December 16, 2020
    Publication date: June 24, 2021
    Inventors: Taiming PIAO, Young Bok KIM, Won KIM, Byeon Cheol LEE
  • Publication number: 20210193056
    Abstract: The present disclosure relates to a technology for adjusting differences among integrated circuits, that may occur in a pixel sensing, using bias voltages, and more particularly, a technology for adjusting a gain or an offset of each integrated circuit by adjusting a bias voltage.
    Type: Application
    Filed: December 17, 2020
    Publication date: June 24, 2021
    Inventors: Taiming PIAO, Young Bok KIM, Won KIM, Young Ho SHIN
  • Publication number: 20210183293
    Abstract: An embodiment is disclosed that makes it possible to reduce the area of a digital-to-analog converter circuit by interpolating one reference voltage and generating a plurality of gamma voltages.
    Type: Application
    Filed: December 2, 2020
    Publication date: June 17, 2021
    Inventors: Taiming PIAO, Young Bok KIM, Young Tae KIM, Won KIM
  • Publication number: 20210158762
    Abstract: The present disclosure discloses a display driving device capable of reducing a chip area and a data transmission time and a display device including the same. The display driving device includes a first source driver and a second source driver. Each of the first source driver and the second source driver may include a sensing circuit configured to sample and hold input signals of a multi-channel, a multiplexer configured to transmit the input signals held by the sensing circuit, an analog-to-digital converter configured to convert, into digital data, the input signals received from the multiplexer, and a transmission circuit configured to transmit the digital data to a timing controller through a bus lane. The sensing circuit of the second source driver may hold the input signals while the first source driver transmits the digital data.
    Type: Application
    Filed: November 20, 2020
    Publication date: May 27, 2021
    Applicant: Silicon Works Co., Ltd.
    Inventors: Won Kim, Young Bok Kim, Dong Ju Kim
  • Publication number: 20210125537
    Abstract: A display driving apparatus includes a first bias circuit configured to provide a first bias current; a second bias circuit configured to provide a second bias current; a selection circuit configured to select and output the first bias current as a bias current during a first period in which a change in a driving current occurs, and select and output the second bias current as the bias current during a second period from after the first period to until a next change in the driving current occurs; and an output buffer configured to drive a first input current or a second input current by the bias current, and output the driving current for driving a panel, in correspondence to the first input current or the second input current.
    Type: Application
    Filed: October 29, 2020
    Publication date: April 29, 2021
    Applicant: Silicon Works Co., Ltd.
    Inventors: Young Bok Kim, Taiming Piao
  • Patent number: 10984740
    Abstract: Disclosed is a display driving device. The display driving device may include: a buffer circuit including a positive output amplifier and a negative output amplifier; a switch circuit including output switches connected in series between the positive output amplifier and a first source output terminal, between the positive output amplifier and a second source output terminal, between the negative output amplifier and the first source output terminal, and between the negative output amplifier and the second source output terminal, respectively; and a reset circuit configured to reset output terminals of the positive output amplifier and the negative output amplifier to a middle voltage immediately before switching of the switch circuit for polarity inversion of the first and second source output terminals.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: April 20, 2021
    Assignee: Silicon Works Co., Ltd.
    Inventors: Young Bok Kim, Hyun Kyu Jeon, Joon Ho Na