Patents by Inventor Hyun-min Oh

Hyun-min Oh 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: 8456756
    Abstract: A zoom lens barrel assembly includes: a zoom ring having a cylindrical shape, and comprising an inlet portion formed in a boundary of one end thereof and a first protrusion; a guide ring disposed around the zoom ring, and comprising a first guide hole through which the first protrusion passes, and movably supporting the zoom ring in an axial direction, and a second guide hole; and a cylinder disposed in the zoom ring, for moving and rotating between a position where the cylinder is accommodated in the zoom ring and a position where the cylinder moves away from the zoom ring in the axial direction, and comprising a second protrusion that passes through the second guide hole, accommodated in the inlet portion at the position where the cylinder is accommodated, and pressing one end of the inlet portion when the cylinder moves away from the zoom ring.
    Type: Grant
    Filed: November 22, 2011
    Date of Patent: June 4, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chan-ho Lee, Young-eun Kim, Hyun-min Oh, Hee-yun Chung, Bong-chan Kim, Jong-jun Kim
  • Publication number: 20120206820
    Abstract: A zoom lens barrel assembly including: a first zoom ring comprising a first protrusion; a guide ring disposed around the first zoom ring comprising a first guide slot through which the first protrusion passes, and a second guide slot; a second zoom ring comprising a second protrusion, and movable in an axial direction; a first cylinder comprising a guide groove into which the second protrusion inserts, and a third protrusion passing through the second guide slot, and disposed between the first and second zoom rings; a second cylinder disposed around the guide ring comprising a fourth protrusion, a first groove portion into which the first protrusion inserts, and a second groove portion into which the third protrusion inserts, and supporting the first zoom ring and the first cylinder; and an external cylinder disposed around the second cylinder and comprising a third groove portion into which the fourth protrusion inserts.
    Type: Application
    Filed: October 25, 2011
    Publication date: August 16, 2012
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Young-eun Kim, Chan-ho Lee, Hyun-min Oh, Hee-yun Chung, Bong-chan Kim, Jong-jun Kim
  • Publication number: 20120206821
    Abstract: A zoom lens barrel assembly includes: a zoom ring having a cylindrical shape, and comprising an inlet portion formed in a boundary of one end thereof and a first protrusion; a guide ring disposed around the zoom ring, and comprising a first guide hole through which the first protrusion passes, and movably supporting the zoom ring in an axial direction, and a second guide hole; and a cylinder disposed in the zoom ring, for moving and rotating between a position where the cylinder is accommodated in the zoom ring and a position where the cylinder moves away from the zoom ring in the axial direction, and comprising a second protrusion that passes through the second guide hole, accommodated in the inlet portion at the position where the cylinder is accommodated, and pressing one end of the inlet portion when the cylinder moves away from the zoom ring.
    Type: Application
    Filed: November 22, 2011
    Publication date: August 16, 2012
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chan-ho Lee, Young-eun Kim, Hyun-min Oh, Hee-yun Chung, Bong-chan Kim, Jong-jun Kim
  • Patent number: 8213098
    Abstract: A method for driving a lens and a lens driving apparatus, the lens driving apparatus including a base in which a guide member is disposed; a lens support member comprising an installation unit disposed on one side thereof to slidingly move along the guide member, wherein at least one lens is mounted in the lens support member; a driving structure configured to move the lens support member and comprising a lead screw; a working member having one portion contacting the driving structure and another portion contacting one side of the installation unit; an elastic member for providing the installation unit with an elastic force; and wherein a predetermined space is disposed between the installation unit and the base, and wherein the installation unit is configured to be moved to the base by a means other than the driving structure.
    Type: Grant
    Filed: February 7, 2011
    Date of Patent: July 3, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Hyun-min Oh
  • Patent number: 8027105
    Abstract: Provided is a lens barrel assembly and method. The lens barrel assembly including: a lens barrel in which at least one lens is installed; a driving member that moves the lens barrel in the direction of an optical axis; a base at which the driving member is accommodated; a guide member that is formed on the base and guides a movement of the lens barrel; and an elastic unit that connects the base and the lens barrel and includes a plurality of elastic members. The lens barrel assembly can improve image quality of an image processing device by stabilizing the movement of the lens barrel.
    Type: Grant
    Filed: August 4, 2009
    Date of Patent: September 27, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Hyun-min Oh
  • Publication number: 20110205645
    Abstract: A method for driving a lens and a lens driving apparatus, the lens driving apparatus including a base in which a guide member is disposed; a lens support member comprising an installation unit disposed on one side thereof to slidingly move along the guide member, wherein at least one lens is mounted in the lens support member; a driving structure configured to move the lens support member and comprising a lead screw; a working member having one portion contacting the driving structure and another portion contacting one side of the installation unit; an elastic member for providing the installation unit with an elastic force; and wherein a predetermined space is disposed between the installation unit and the base, and wherein the installation unit is configured to be moved to the base by a means other than the driving structure.
    Type: Application
    Filed: February 7, 2011
    Publication date: August 25, 2011
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Hyun-min Oh
  • Publication number: 20100033851
    Abstract: Provided is a lens barrel assembly and method. The lens barrel assembly including: a lens barrel in which at least one lens is installed; a driving member that moves the lens barrel in the direction of an optical axis; a base at which the driving member is accommodated; a guide member that is formed on the base and guides a movement of the lens barrel; and an elastic unit that connects the base and the lens barrel and includes a plurality of elastic members. The lens barrel assembly can improve image quality of an image processing device by stabilizing the movement of the lens barrel.
    Type: Application
    Filed: August 4, 2009
    Publication date: February 11, 2010
    Applicant: Samsung Digital Imaging Co., Ltd.
    Inventor: Hyun-min Oh
  • Patent number: 7526195
    Abstract: A digital photographing apparatus includes: a first display panel; and a second display panel which performs a first motion that moves the second display panel between a first position, where the second display panel covers the first display panel, and a second position, where the first display panel is exposed, and performs a second motion in a generally perpendicular direction to the first motion.
    Type: Grant
    Filed: November 29, 2005
    Date of Patent: April 28, 2009
    Assignee: Samsung Techwin Co., Ltd.
    Inventor: Hyun-min Oh
  • Publication number: 20060210263
    Abstract: A digital photographing apparatus includes: a first display panel; and a second display panel which performs a first motion that moves the second display panel between a first position, where the second display panel covers the first display panel, and a second position, where the first display panel is exposed, and performs a second motion in a generally perpendicular direction to the first motion.
    Type: Application
    Filed: November 29, 2005
    Publication date: September 21, 2006
    Applicant: Samsung Techwin Co., Ltd.
    Inventor: Hyun-min Oh