Patents by Inventor Ji-Sung Kim

Ji-Sung 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: 20230171336
    Abstract: A camera module disclosed in an embodiment of the invention includes: a first holder having a plurality of first lens groups arranged in a first direction; a second holder having a plurality of second lens groups arranged in the first direction; and a first driving means for moving the first holder having the plurality of first lens groups in the optical axis direction, wherein each of the plurality of first lens groups may include a plurality of lenses, and each of the plurality of second lens groups may include a plurality of lenses.
    Type: Application
    Filed: April 23, 2021
    Publication date: June 1, 2023
    Inventors: Ji Sung KIM, Ki Hyun KIM, Jung Goo JI
  • Patent number: 11579401
    Abstract: The present embodiment relates to a light output module comprising: a first lens part including at least one lens; a second lens part including at least one lens and disposed at a lower side of the first lens part; an actuator for moving the second lens part; a third lens part disposed at a lower side of the second lens part; and a light source disposed at a lower side of the third lens part, wherein the actuator comprises: a first housing receiving the second lens part and including at least one first magnet disposed therein; a second housing receiving the first housing and including at least one second magnet disposed therein; and a third housing including a first coil facing the first magnet and a second coil facing the second magnet, wherein the first housing is operated in a first direction, and the first housing and the second housing are operated in a second direction.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: February 14, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Young Bae Jang, Ji Sung Kim, Chang Hyuck Lee, Sung Ki Jung, Yang Hyun Joo
  • Publication number: 20220264006
    Abstract: Provided are a shaper unit and an image stabilization device. A shaper unit, according to one aspect of the present invention, comprises: a shaper body formed of a transparent material; first glass disposed on one side of the shaper body, a membrane disposed on one side of the first glass; a variable prism disposed on one side of the membrane; and a second glass disposed on one side of the variable prism.
    Type: Application
    Filed: June 9, 2020
    Publication date: August 18, 2022
    Inventors: Soo Min JEONG, Ji Sung KIM, Jun Seok OH
  • Patent number: 11416833
    Abstract: Disclosed are a payment service apparatus for providing product information to an offline merchant on the basis of location information and supporting payment processing based on a virtual currency and an operating method thereof.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: August 16, 2022
    Assignee: UBIFUN CO., LTD.
    Inventors: Jin Hwan Park, Ji Sung Kim
  • Patent number: 11388619
    Abstract: Disclosed is a method for providing a communication service based on a push, which may include: when an application loaded on a client is executed, requesting a communication service based on the push keys to an account server; receiving push keys of multiple target clients from the account server; requesting a push server to transfer the push keys of the client and a service request for a predetermined service to at least some of the multiple target clients; and when communication connection with a target client which responds to the service request is performed based on the push keys, performing the predetermined service.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: July 12, 2022
    Assignee: UBIFUNSTUDIO CO., LTD.
    Inventors: Jin Hwan Park, Ji Sung Kim
  • Patent number: 11367137
    Abstract: Disclosed are a payment processing apparatus using a virtual currency with an automatic trading function of the virtual currency and an operating method thereof. The present invention may provide a platform which may use a virtual currency as a trading means of goods by presenting a payment processing apparatus for supporting a product purchaser to pay a price of a product to a product seller using a virtual currency and an operating method thereof.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: June 21, 2022
    Assignee: UBIFUN CO., LTD.
    Inventors: Jin Hwan Park, Ji Sung Kim
  • Patent number: 11347077
    Abstract: A camera module according to an embodiment of the present invention includes a prism part configured to convert incident light to parallel light in an optical axis direction, a tilting part through which the parallel light passes and which changes an optical path of the parallel light by changing an angle of a surface through which the parallel light passes, a lens part configured to collect the parallel light of which the optical path is changed, and an image sensor part configured to convert the parallel light collected by the lens part to an electrical signal, wherein the tilting part is disposed between the prism part and the lens part.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: May 31, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Chang Gyun Son, Ji Sung Kim, Soo Min Jeong
  • Publication number: 20220155443
    Abstract: An optical device includes a light receiving element for detecting light reflected and transmitted from a subject; a voltage part for providing a first bias voltage or a second bias voltage to the light receiving element; and a controller for controlling the voltage part so that the second bias voltage provided from the voltage part is synchronized with a light output of a light emitting part to be provided to the light receiving element.
    Type: Application
    Filed: January 24, 2022
    Publication date: May 19, 2022
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Chang Hyuck LEE, Lee Im KANG, Ji Sung KIM, Yang Hyun JOO
  • Publication number: 20220128885
    Abstract: The embodiment relates to a lens assembly and a camera module including the same. The lens assembly according to the embodiment may include a housing 20, a first group lens assembly 210 disposed in the housing 20, and a second group lens assembly 320 disposed at one side of the first group lens assembly 210. The first group lens assembly 210 may be a fixed lens assembly, and may include a first lens 211 and a liquid lens 215. The second group lens assembly 320 may be a movable lens assembly and may include a second lens group 220. In an embodiment, the first group lens assembly 210 may have a negative (?) refractive power as a whole, and the second group lens assembly 320 may have a positive (+) refractive power as a whole.
    Type: Application
    Filed: December 11, 2019
    Publication date: April 28, 2022
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Eun Sung SEO, Dae Sik JANG, Ji Sung KIM
  • Publication number: 20220121036
    Abstract: The embodiment relates to an image stabilization device and a camera module including the same. The image stabilization device according to the embodiment includes: a first prism for changing a path of a light beam; a second prism disposed below the first prism and changing a path of light beam emitted from the first prism; an image stabilization control unit for controlling a shape of the second prism including a coil part and a magnet part. The first prism may be disposed inside the image stabilization control unit. The second prism may be a variable wedge prism. The image stabilization control unit may control the path of the light beam by changing the shape of the second prism through the magnet part.
    Type: Application
    Filed: August 14, 2019
    Publication date: April 21, 2022
    Inventors: Kyung Won KIM, Soo Min JEONG, Ji Sung KIM
  • Patent number: 11310430
    Abstract: A method of providing a video in a portable terminal according to the present invention may include: monitoring whether an execution request event for a multi-camera mode of a portable terminal is generated; when the execution request event is generated, executing a virtual multi-preview menu including a plurality of pre-view regions, which is divided into independent separate regions and displays a plurality of different contents, respectively, and when the virtual multi-preview menu is executed, photographing a multi-preview image, so that different contents are displayed on the plurality of preview regions, respectively, with a virtual camera implemented in the portable terminal.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: April 19, 2022
    Assignee: UBIFUNSTUDIO CO., LTD.
    Inventors: Jin Hwan Park, Ji Sung Kim
  • Publication number: 20220086318
    Abstract: An optical system according to one embodiment of the present invention includes a first lens, a second lens, a third lens, and a fourth lens, which are sequentially arranged from an object side to an image side, and has an F value of 1.7 or less and a ratio (total top length (TTL)/F value) of a TTL to the F value of 2.1 to 3.
    Type: Application
    Filed: December 30, 2019
    Publication date: March 17, 2022
    Applicant: LG INNOTEK CO., LTD.
    Inventor: Ji Sung KIM
  • Patent number: 11262439
    Abstract: Provided are a light-receiving device and lidar comprising the light-receiving device. The light-receiving device comprises: a first lens comprising a first lens surface for receiving light from an outside and a second lens surface for changing the path of the light received by the first lens surface and outputting the light to the outside; and a sensor on which light transmitted through the second lens surface is incident, wherein the first lens surface is a spherical surface, the second lens surface is an aspherical surface, and the focus of the first lens deviates from the sensor surface of the sensor.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: March 1, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Chang Hyuck Lee, Lee Im Kang, Ji Sung Kim, Yang Hyun Joo
  • Publication number: 20220045873
    Abstract: A security device includes a physical unclonable function (PUF) cell array including PUF cells connected with word lines and bit lines; first decoder circuitry connecting a first bit line connected to a target PUF cell with a first data line and a second bit line connected with a reference PUF cell to a second data line; a digital-to-analog converter (DAC) control circuit outputting first and second digital codes; a first DAC between a power supply voltage and the first data line, the first DAC generating a first analog output in response to the first digital code; a second DAC between the power supply voltage and the second data line, the second DAC generating a second analog output in response to the second digital code; and a sense amplifier comparing the first analog output and the second analog output and outputting a comparison result.
    Type: Application
    Filed: August 5, 2021
    Publication date: February 10, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hoyoung SHIN, Sung Ung KWAK, Ji-Sung KIM, Shin-Wuk KANG
  • Publication number: 20210395412
    Abstract: A polyolefin and a method for preparing same are provided. The polyolefin is formed by copolymerizing an olefin-based monomer and a comonomer in the presence of an olefin polymerization catalyst comprising a transition metal compound for an olefin polymerization catalyst represented by formula 1, and the weight average molecular weight (Mw) thereof may be 20,000 or less. The description of formula 1 is the same as that in the description of the invention.
    Type: Application
    Filed: September 17, 2019
    Publication date: December 23, 2021
    Inventors: Na Yeun KIM, Sung Hae JUN, Eun Jung HEO, Ji Sung KIM
  • Publication number: 20210374852
    Abstract: Disclosed are a payment processing apparatus using a virtual currency with an automatic trading function of the virtual currency and an operating method thereof. The present invention may provide a platform which may use a virtual currency as a trading means of goods by presenting a payment processing apparatus for supporting a product purchaser to pay a price of a product to a product seller using a virtual currency and an operating method thereof.
    Type: Application
    Filed: March 5, 2020
    Publication date: December 2, 2021
    Applicant: UBIFUN CO., LTD.
    Inventors: Jin Hwan PARK, Ji Sung KIM
  • Patent number: 11143844
    Abstract: An embodiment provides an imaging lens comprising first to third lens groups arranged sequentially from an object side to an image side and having refractive power, wherein the distances of the second lens group and the third lens group from the first lens group are variable such that a tele mode having a narrow angle of view and a wide mode having a wide angle of view can be implemented, the EFL in the tele mode is no more than 2.5 times the EFL in the wide mode, 2<Fnumber<5 and 15 mm<TTL?40 mm.
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: October 12, 2021
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Ji Sung Kim, Dae Sik Jang, Soo Min Jeong
  • Publication number: 20210248572
    Abstract: Disclosed are a payment service apparatus for providing product information to an offline merchant on the basis of location information and supporting payment processing based on a virtual currency and an operating method thereof.
    Type: Application
    Filed: March 5, 2020
    Publication date: August 12, 2021
    Applicant: UBIFUN CO., LTD.
    Inventors: Jin Hwan PARK, Ji Sung KIM
  • Publication number: 20210239999
    Abstract: A camera module according to an embodiment of the present invention includes a prism part configured to convert incident light to parallel light in an optical axis direction, a tilting part through which the parallel light passes and which changes an optical path of the parallel light by changing an angle of a surface through which the parallel light passes, a lens part configured to collect the parallel light of which the optical path is changed, and an image sensor part configured to convert the parallel light collected by the lens part to an electrical signal, wherein the tilting part is disposed between the prism part and the lens part.
    Type: Application
    Filed: June 7, 2019
    Publication date: August 5, 2021
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Chang Gyun SON, Ji Sung KIM, Soo Min JEONG
  • Patent number: 11062776
    Abstract: A nonvolatile memory device includes a memory cell array including a plurality of memory cells that are programmed based on a high voltage, a high voltage generator to generate the high voltage by boosting an input voltage based on a pumping clock, a pumping clock generator to generate the pumping clock, a high voltage detector to generate a detection signal by comparing an adjustment voltage with a reference voltage, a programming current controller to adjust a programming current flowing through each of selected memory cells of the plurality of memory cells; and a control logic to adjust a frequency of the pumping clock and a current driving capability of the programming current based on the detection signal during a programming period with respect to the selected memory cells. The detection signal includes information indicating whether the high voltage reaches to a target voltage.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: July 13, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Jin Shin, Ji-Sung Kim, Ho Young Shin, Myeong Hee Oh