Patents by Inventor In-Jae Yeo

In-Jae Yeo 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: 10768439
    Abstract: A lens moving device is provided. The lens moving device includes: a bobbin; a first driving unit coupled to the bobbin; a second driving unit configured to move the first driving unit through an electromagnetic interaction with the first driving unit; a sensing magnet disposed on one side of the bobbin; a location detection sensor configured to sense a location of the sensing magnet; and a correction magnet disposed on an opposite side of the bobbin. According to the present disclosure, static tilt and dynamic tilt of the bobbin, to which a lens module is to be coupled, may be enhanced by a sensing magnet and a correction magnet which establish magnetic force equilibrium with each other.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: September 8, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jin Suk Han, In Jae Yeo, Jae Hong Cho
  • Publication number: 20200218032
    Abstract: A lens moving apparatus, including a bobbin; a first coil mounted at an outer circumference of the bobbin; a first magnet moving the bobbin in a first direction parallel to an optical axis by interaction with the first coil; a housing supporting the first magnet; an upper elastic member disposed at a top surface of the bobbin and at a top surface of the housing; a lower elastic member disposed at a bottom surface of the bobbin and at a bottom surface of the housing; and first and second winding protrusions disposed with being opposite to each other, the first coil being wound on the first and second winding protrusions.
    Type: Application
    Filed: March 20, 2020
    Publication date: July 9, 2020
    Applicant: LG Innotek Co., Ltd.
    Inventors: Jae Hong CHO, Seung Taek SHIN, In Jae YEO, Jin Suk HAN
  • Publication number: 20200174276
    Abstract: A lens driving device is proposed, including a cover can whose upper side surface includes an opening formed to expose a lens and whose side surface extends from the upper side surface to a base, a base that is secured to the cover can; a housing that is arranged on top of the base and moves in first and second directions that are perpendicular to an optical axis, a bobbin that is housed in the housing and moves in an optical axis direction, an actuator that includes a magnet unit arranged in the housing, a first coil unit arranged in an outer side surface of the bobbin, and a second coil unit that is arranged on top of the base, and a substrate that is disposed between the second coil unit and the base so as to control the first coil unit and the second coil unit.
    Type: Application
    Filed: February 12, 2020
    Publication date: June 4, 2020
    Inventor: In Jae YEO
  • Patent number: 10620396
    Abstract: A lens moving apparatus, including a bobbin; a first coil mounted at an outer circumference of the bobbin; a first magnet moving the bobbin in a first direction parallel to an optical axis by interaction with the first coil; a housing supporting the first magnet; an upper elastic member disposed at a top surface of the bobbin and at a top surface of the housing; a lower elastic member disposed at a bottom surface of the bobbin and at a bottom surface of the housing; and first and second winding protrusions disposed with being opposite to each other, the first coil being wound on the first and second winding protrusions.
    Type: Grant
    Filed: September 16, 2019
    Date of Patent: April 14, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jae Hong Cho, Seung Taek Shin, In Jae Yeo, Jin Suk Han
  • Patent number: 10598954
    Abstract: A lens driving device is proposed, including a cover can whose upper side surface includes an opening formed to expose a lens and whose side surface extends from the upper side surface to a base, a base that is secured to the cover can; a housing that is arranged on top of the base and moves in first and second directions that are perpendicular to an optical axis, a bobbin that is housed in the housing and moves in an optical axis direction, an actuator that includes a magnet unit arranged in the housing, a first coil unit arranged in an outer side surface of the bobbin, and a second coil unit that is arranged on top of the base, and a substrate that is disposed between the second coil unit and the base so as to control the first coil unit and the second coil unit.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: March 24, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventor: In Jae Yeo
  • Patent number: 10553156
    Abstract: A display device includes: a first pixel row including n pixels coupled to a first scan line; a second pixel row including m pixels coupled to a second scan line; a first power voltage source for supplying a first power voltage to the pixels of the first pixel row and the second pixel row through a first power voltage line; a current sensor for sensing a value of a line current flowing between the first power voltage line and a selected pixel row among the first pixel row and the second pixel row; and a timing controller for calculating a converted current value of the selected pixel row, wherein n is a natural number, and m is a natural number greater than n.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: February 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Jae Yeo, Wook Lee
  • Publication number: 20200012071
    Abstract: A lens moving apparatus, including a bobbin; a first coil mounted at an outer circumference of the bobbin; a first magnet moving the bobbin in a first direction parallel to an optical axis by interaction with the first coil; a housing supporting the first magnet; an upper elastic member disposed at a top surface of the bobbin and at a top surface of the housing; a lower elastic member disposed at a bottom surface of the bobbin and at a bottom surface of the housing; and first and second winding protrusions disposed with being opposite to each other, the first coil being wound on the first and second winding protrusions.
    Type: Application
    Filed: September 16, 2019
    Publication date: January 9, 2020
    Applicant: LG Innotek Co., Ltd.
    Inventors: Jae Hong CHO, Seung Taek SHIN, In Jae YEO, Jin Suk HAN
  • Publication number: 20200004042
    Abstract: A lens moving apparatus includes a bobbin on which a first coil is disposed, a first magnet disposed around the bobbin to face the first coil, and a housing, which is disposed to surround at least a portion of the bobbin and has a first magnet mounting seat, which receives the first magnet, wherein the housing is provided with an adhesive inlet, which allows a side portion of the first magnet mounting seat to communicate with an outside surface of the housing.
    Type: Application
    Filed: September 10, 2019
    Publication date: January 2, 2020
    Inventors: Jae Hong CHO, Seung Taek SHIN, In Jae YEO, Sang Hee LEE, Jin Suk HAN, Jung Cheol KIM
  • Publication number: 20190349504
    Abstract: Disclosed is a camera module. The camera module includes: a lens barrel disposed in a housing to receive a lens assembly; an elastic member in at least one of the housing and the lens barrel; a driving unit moving the lens barrel relative to the housing; and a sensor unit fixed to the housing.
    Type: Application
    Filed: July 26, 2019
    Publication date: November 14, 2019
    Inventor: In Jae YEO
  • Patent number: 10451836
    Abstract: A lens moving apparatus, including a bobbin; a first coil mounted at an outer circumference of the bobbin; a first magnet moving the bobbin in a first direction parallel to an optical axis by interaction with the first coil; a housing supporting the first magnet; an upper elastic member disposed at a top surface of the bobbin and at a top surface of the housing; a lower elastic member disposed at a bottom surface of the bobbin and at a bottom surface of the housing; and first and second winding protrusions disposed with being opposite to each other, the first coil being wound on the first and second winding protrusions.
    Type: Grant
    Filed: December 26, 2017
    Date of Patent: October 22, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jae Hong Cho, Seung Taek Shin, In Jae Yeo, Jin Suk Han
  • Patent number: 10451891
    Abstract: A lens moving apparatus includes a bobbin on which a first coil is disposed, a first magnet disposed around the bobbin to face the first coil, and a housing, which is disposed to surround at least a portion of the bobbin and has a first magnet mounting seat, which receives the first magnet, wherein the housing is provided with an adhesive inlet, which allows a side portion of the first magnet mounting seat to communicate with an outside surface of the housing.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: October 22, 2019
    Assignee: LG Innotek Co., Ltd.
    Inventors: Jae Hong Cho, Seung Taek Shin, In Jae Yeo, Sang Hee Lee, Jin Suk Han, Jung Cheol Kim
  • Publication number: 20190306393
    Abstract: The exemplary embodiment of the present disclosure relates to a camera module including a bobbin, a housing positioned at an outside of the bobbin, an elastic member coupled to the bobbin and the housing, a foreign object exhaust passage concavely formed at an upper surface of the housing, and an opening formed at the housing to open at least a part of the foreign object exhaust passage to an inside of the housing, wherein the foreign object exhaust passage is overlapped on at least a part of the housing-coupled elastic member to a vertical direction, whereby it is easy to wash foreign objects positioned between an elastic member and a housing to reduce an auto focus tilt defects generated after assembly.
    Type: Application
    Filed: June 18, 2019
    Publication date: October 3, 2019
    Inventors: JAE HONG CHO, HEE SE LEE, JIN SUK HAN, IN JAE YEO
  • Patent number: 10412284
    Abstract: Disclosed is a camera module. The camera module includes: a lens barrel disposed in a housing to receive a lens assembly; an elastic member in at least one of the housing and the lens barrel; a driving unit moving the lens barrel relative to the housing; and a sensor unit fixed to the housing.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: September 10, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventor: In Jae Yeo
  • Publication number: 20190265505
    Abstract: A lens moving device is provided. The lens moving device includes: a bobbin; a first driving unit coupled to the bobbin; a second driving unit configured to move the first driving unit through an electromagnetic interaction with the first driving unit; a sensing magnet disposed on one side of the bobbin; a location detection sensor configured to sense a location of the sensing magnet; and a correction magnet disposed on an opposite side of the bobbin. According to the present disclosure, static tilt and dynamic tilt of the bobbin, to which a lens module is to be coupled, may be enhanced by a sensing magnet and a correction magnet which establish magnetic force equilibrium with each other.
    Type: Application
    Filed: May 7, 2019
    Publication date: August 29, 2019
    Inventors: JIN SUK HAN, IN JAE YEO, JAE HONG CHO
  • Patent number: 10367982
    Abstract: The exemplary embodiment of the present disclosure relates to a camera module including a bobbin, a housing positioned at an outside of the bobbin, an elastic member coupled to the bobbin and the housing, a foreign object exhaust passage concavely formed at an upper surface of the housing, and an opening formed at the housing to open at least a part of the foreign object exhaust passage to an inside of the housing, wherein the foreign object exhaust passage is overlapped on at least a part of the housing-coupled elastic member to a vertical direction, whereby it is easy to wash foreign objects positioned between an elastic member and a housing to reduce an auto focus tilt defects generated after assembly.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: July 30, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jae Hong Cho, Hee Se Lee, Jin Suk Han, In Jae Yeo
  • Patent number: 10353217
    Abstract: An embodiment provides a camera module comprising: a cover can which has a hollow part for exposing a lens at the upper part thereof and a fully opened surface at the lower part thereof; a base coupled to the lower part of the cover can; a housing that is disposed at the upper part of the base and moves in first and second directions that are mutually orthogonal on the surface perpendicular to an optical axis; a bobbin that is accommodated in the housing and moves in the direction of the optical axis, the bobbin comprising at least one lens; a magnet part disposed on the inner surface of the housing; a first coil pattern part disposed on the outer surface of the bobbin for moving the bobbin in the direction of the optical axis; an actuator comprising a second coil part disposed on the upper surface of the base for moving the housing accommodating the bobbin in the first and second directions; and a flexible substrate disposed between the second coil part and the base for respectively applying power to control
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: July 16, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventor: In Jae Yeo
  • Publication number: 20190204616
    Abstract: A lens driving device is proposed, including a cover can whose upper side surface includes an opening formed to expose a lens and whose side surface extends from the upper side surface to a base, a base that is secured to the cover can; a housing that is arranged on top of the base and moves in first and second directions that are perpendicular to an optical axis, a bobbin that is housed in the housing and moves in an optical axis direction, an actuator that includes a magnet unit arranged in the housing, a first coil unit arranged in an outer side surface of the bobbin, and a second coil unit that is arranged on top of the base, and a substrate that is disposed between the second coil unit and the base so as to control the first coil unit and the second coil unit.
    Type: Application
    Filed: March 11, 2019
    Publication date: July 4, 2019
    Inventor: IN JAE YEO
  • Patent number: 10317698
    Abstract: A lens moving device is provided. The lens moving device includes: a bobbin; a first driving unit coupled to the bobbin; a second driving unit configured to move the first driving unit through an electromagnetic interaction with the first driving unit; a sensing magnet disposed on one side of the bobbin; a location detection sensor configured to sense a location of the sensing magnet; and a correction magnet disposed on an opposite side of the bobbin. According to the present disclosure, static tilt and dynamic tilt of the bobbin, to which a lens module is to be coupled, may be enhanced by a sensing magnet and a correction magnet which establish magnetic force equilibrium with each other.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: June 11, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jin Suk Han, In Jae Yeo, Jae Hong Cho
  • Publication number: 20190164484
    Abstract: A display device includes: a first pixel row including n pixels coupled to a first scan line; a second pixel row including m pixels coupled to a second scan line; a first power voltage source for supplying a first power voltage to the pixels of the first pixel row and the second pixel row through a first power voltage line; a current sensor for sensing a value of a line current flowing between the first power voltage line and a selected pixel row among the first pixel row and the second pixel row; and a timing controller for calculating a converted current value of the selected pixel row, wherein n is a natural number, and m is a natural number greater than n.
    Type: Application
    Filed: October 16, 2018
    Publication date: May 30, 2019
    Inventors: Sang Jae YEO, Wook LEE
  • Patent number: 10268047
    Abstract: A lens driving device is proposed, including a cover can whose upper side surface includes an opening formed to expose a lens and whose side surface extends from the upper side surface to a base, a base that is secured to the cover can; a housing that is arranged on top of the base and moves in first and second directions that are perpendicular to an optical axis, a bobbin that is housed in the housing and moves in an optical axis direction, an actuator that includes a magnet unit arranged in the housing, a first coil unit arranged in an outer side surface of the bobbin, and a second coil unit that is arranged on top of the base, and a substrate that is disposed between the second coil unit and the base so as to control the first coil unit and the second coil unit.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: April 23, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventor: In Jae Yeo