Patents by Inventor Jong Cho

Jong Cho 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).

  • Orthodontic force-measuring device using a typodont and a load cell
    Patent number: 8943886
    Abstract: The present invention relates to an orthodontic force measuring device using a typodont and a load cell, and more particularly, to an orthodontic force measuring device using a typodont and a load cell, which connects an orthodontic application wire to a typodont, employs a load cell to measure an orthodontic force, reduces measurement error which may occur in a measurement method based on an image, precisely measures an orthodontic force, and measures an orthodontic force in a three-dimensional manner.
    Type: Grant
    Filed: September 26, 2012
    Date of Patent: February 3, 2015
    Assignee: University-Industry Cooperation Group of Kyung Hee University
    Inventors: Hun Kuk Park, Sam Jin Choi, Ki Ho Park, Sung Hoon Lee, You Jin Cheong, Ok Kyun Kim, Hyun Jong Cho, Sung Vin Yim
  • DISPLAY APPARATUS AND DISPLAY METHOD THEREOF
    Publication number: 20150015462
    Abstract: A display apparatus and a display method of a display apparatus to which a 3D display film is attachable are provided. The display method according to various exemplary embodiments of the present general inventive concept includes sensing whether a 3D display film is attached to or detached from a display apparatus, automatically converting the display apparatus into a 3D mode when the 3D display film is attached to cover a display unit of the display apparatus, and automatically converting into a normal mode when the 3D display film is detached from the display apparatus.
    Type: Application
    Filed: July 9, 2014
    Publication date: January 15, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kun-woo LEE, Woo-jong CHO, Bon-min KOO, Jae-kyu SHIM, Cheol-eun JANG, Hee-seung CHOI
  • CATALYST FOR DECOMPOSITION OF PERFLUORINATED COMPOUND CONTAINING HALOGEN ACID GAS, AND PREPARATION METHOD THEREOF
    Publication number: 20140329667
    Abstract: The present invention provides a catalyst for the decomposition of a perfluorinated compound containing a halogen acid gas, and a preparation method thereof. According to the present invention, the Ru—P—Al tri-component catalyst for the decomposition of a perfluorinated compound shows an excellent decomposition activity and durability with respect to the decomposition and removal of a perfluorinated compound containing a halogen acid gas, and thus can be used to decompose a chamber cleaning gas, an etchant, a solvent and the like of a perfluorinated compound from the semiconductor manufacturing industry to the LCD processing field. In addition, the present invention can be useful for decomposing and removing a perfluorinated compound discharged in a process using a halogen acid gas such as F2, Cl2, Br2 and the like.
    Type: Application
    Filed: August 16, 2012
    Publication date: November 6, 2014
    Applicants: ECOPRO CO., LTD., KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Won Choon Choi, Yong Ki Park, Na Young Kang, Min-Whee Cho, Song-Jong Cho, Sung Ho Cho, Sung Jin Yoon, Young-Ju Son
  • ORTHODONTIC FORCE-MEASURING DEVICE USING A TYPODONT AND A LOAD CELL
    Publication number: 20140227652
    Abstract: The present invention relates to an orthodontic force measuring device using a typodont and a load cell, and more particularly, to an orthodontic force measuring device using a typodont and a load cell, which connects an orthodontic application wire to a typodont, employs a load cell to measure an orthodontic force, reduces measurement error which may occur in a measurement method based on an image, precisely measures an orthodontic force, and measures an orthodontic force in a three-dimensional manner.
    Type: Application
    Filed: September 26, 2012
    Publication date: August 14, 2014
    Inventors: Hun Kuk Park, Sam Jin Choi, Ki Ho Park, Sung Hoon Lee, You Jin Cheong, Ok Kyun Kim, Hyun Jong Cho, Sung Vin Yim
  • LIGHT PATH ADJUSTMENT APPARATUS AND PHOTOGRAPHING APPARATUS INCLUDING THE SAME
    Publication number: 20140168373
    Abstract: A light path adjustment apparatus includes: a support plate with a first through hole through which light passes; a plurality of optical units, including first and second optical units, that move between an open location where the first through hole is opened by the optical units moving toward an outside of the first through hole and a closing location where the first through hole is divided into a plurality of regions by the plurality of optical units moving toward the first through hole and blocking at least a part of the light; and a rotation plate that has a second through hole corresponding to the first through hole and is rotatably disposed with respect to the support plate. The first and second optical units correspond to first and second regions of the first through hole, respectively, and are coupled to the support plate and the rotation plate, respectively.
    Type: Application
    Filed: February 25, 2014
    Publication date: June 19, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ki-oh Jung, Cheol-eun Jang, Sung-wook Choi, Woo-jong Cho
  • APPARATUS FOR PROCESSING AN IMAGE HAVING DETACHABLE LENS AND A RING FOR SETTING PHOTOGRAPHING PARAMETER VALUES
    Publication number: 20140168495
    Abstract: An apparatus for processing an image, including: a body; a lens module disposed on the body; and a control ring disposed on the lens module, wherein the control ring is configured to change a setting value of a setting item.
    Type: Application
    Filed: February 25, 2014
    Publication date: June 19, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Woo-jong Cho, Young-bae Kim, Se-hyun Park, Ja-yong Koo, Mun-cheol Choi, Yun-ho Lee
  • Apparatus for growing high quality silicon single crystal ingot and growing method using the same
    Patent number: 8753445
    Abstract: The invention relates to an apparatus and method for growing a high quality Si single crystal ingot and a Si single crystal ingot and wafer produced thereby. The growth apparatus controls the oxygen concentration of the Si single crystal ingot to various values thereby producing the Si single crystal ingot with high productivity and extremely controlled growth defects.
    Type: Grant
    Filed: July 5, 2007
    Date of Patent: June 17, 2014
    Assignee: Siltron, Inc.
    Inventor: Hyon-Jong Cho
  • Vibrating actuator assembly
    Patent number: 8749118
    Abstract: A vibrating actuator assembly includes a diaphragm, at least one vibrator at the diaphragm and that vibrates when an electric signal is applied thereto, a vibration shaft having one end connected to the diaphragm, a rotor on an outer side of the vibration shaft to contact an outer surface of the vibration shaft and that moves by vibration of the vibration shaft, and an elastic presser at another end of the vibration shaft and that elastically presses the rotor toward the diaphragm.
    Type: Grant
    Filed: July 29, 2011
    Date of Patent: June 10, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Cheol-eun Jang, Chan-young Moon, Sung-wook Choi, Woo-jong Cho
  • INPUT DEVICE COMPRISING GEOMAGNETIC SENSOR AND ACCELERATION SENSOR, DISPLAY DEVICE FOR DISPLAYING CURSOR CORRESPONDING TO MOTION OF INPUT DEVICE, AND CURSOR DISPLAY METHOD THEREOF
    Publication number: 20140118261
    Abstract: A display device for displaying a cursor according to motion of an input device is provided. The input device comprises an input part which receives pitch angle information and yaw angle information corresponding to motion of an external input device; a computation part which computes a first relative angle corresponding to the information of the pitch angle and a second relative angle corresponding to the information of the yaw angle; a coordinate calculator which calculates a cursor coordinate value which gradually varies according to the changes of the first and second relative angles; and a display which displays a cursor on a position corresponding to the calculated cursor coordinate value. Thus, it is possible to avoid trembling of the cursor caused by noise.
    Type: Application
    Filed: January 3, 2014
    Publication date: May 1, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Mun-cheol CHOI, Sang-on CHOI, Woo-jong CHO
  • LIQUID CRYSTAL SHUTTER AND IMAGE CAPTURING APPARATUS
    Publication number: 20140104517
    Abstract: A liquid crystal shutter includes: a first plate including a first transparent electrode layer, a second plate disposed parallel to the first plate and including a second transparent electrode layer, a liquid crystal layer disposed between the first plate and the second plate and is configured to transmit or block light according to a first potential difference between the first transparent electrode layer and the second transparent electrode layer, and a heating electrode configured to generate a second potential difference for generating heat in the first transparent electrode layer.
    Type: Application
    Filed: July 8, 2013
    Publication date: April 17, 2014
    Inventors: Jae-kyu Shim, Bon-min Koo, Yu-kyung Ham, Kun-woo Lee, Woo-jong Cho
  • LIQUID CRYSTAL SHUTTER AND IMAGE CAPTURING APPARATUS
    Publication number: 20140078408
    Abstract: A liquid crystal shutter configured to divide an optical path in an image capturing apparatus which captures 3D images is provided. The liquid crystal shutter includes an upper plate and a lower plate, and a liquid crystal layer disposed between the upper plate and the lower plate. Each of the upper plate and the lower plate includes a transparent plate, a polarizing film formed on an outer surface of the transparent plate, and an electrode layer formed on an inner surface of the transparent plate. A heating unit configured to heat the liquid crystal layer is disposed on any one of the electrode layer of the upper plate and the electrode layer of the lower plate.
    Type: Application
    Filed: June 7, 2013
    Publication date: March 20, 2014
    Inventors: Jae-kyu Shim, Bon-min Koo, Woo-jong Cho
  • Light path adjustment apparatus and photographing apparatus including the same
    Patent number: 8662766
    Abstract: A light path adjustment apparatus includes a support plate that has a first through hole through which light passes and optical units that move between an open location where the first through hole is opened by the optical units moving toward an outside of the first through hole and a closing location where the first through hole is divided into a plurality of regions by the plurality of optical units moving toward the first through hole. The optical units block at least a part of the light in the closing location.
    Type: Grant
    Filed: June 1, 2011
    Date of Patent: March 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki-oh Jung, Cheol-eun Jang, Sung-wook Choi, Woo-jong Cho
  • Apparatus for processing an image having detachable lens and a ring for setting photographing parameter values
    Patent number: 8665358
    Abstract: An apparatus for processing an image, including: a body; a lens module disposed on the body; and a control ring disposed on the lens module, wherein the control ring is configured to change a setting value of a setting item.
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: March 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Woo-jong Cho, Young-bae Kim, Se-hyun Park, Ja-yong Koo, Mun-cheol Choi, Yun-ho Lee
  • Piezoelectric motor having a plurality of piezoelectric elements
    Patent number: 8643251
    Abstract: Provided is a piezoelectric motor including: a stator which includes first and second faces, wherein a plurality of piezoelectric elements are arranged on the first face, and a plurality of protrusions are formed on the second face; a rotor which is rotated by motions of waves of the stator generated by the piezoelectric elements; and a driver device which applies driving voltages to the piezoelectric elements, wherein polarization directions of the plurality of piezoelectric elements are vertical to a rotary face of the rotor.
    Type: Grant
    Filed: November 30, 2010
    Date of Patent: February 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chan-young Moon, Woo-jong Cho, Mun-cheol Choi, Cheol-eun Jang
  • Piezoelectric motor
    Patent number: 8633631
    Abstract: A piezoelectric motor including a base member; a stator disposed on the base member and comprising at least one piezoelectric element; a rotor configured to rotate by a wave motion of the stator, the wave motion being generated by the piezoelectric element; a cover member attached to the base member; a bearing arranged between the cover member and the rotor; and an elastic member configured to press the rotor toward the stator.
    Type: Grant
    Filed: March 3, 2011
    Date of Patent: January 21, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chan-young Moon, Woo-jong Cho, Mun-cheol Choi, Du-seung Oh, Dong-eui Shin
  • Method and apparatus for manufacturing an ultra low defect semiconductor single crystalline ingot
    Patent number: 8574362
    Abstract: The present invention relates to a method for manufacturing an ultra low defect semiconductor single crystalline ingot, which uses a Czochralski process for growing a semiconductor single crystalline ingot through a solid-liquid interface by dipping a seed into a semiconductor melt received in a quartz crucible and slowly pulling up the seed while rotating the seed, wherein a defect-free margin is controlled by increasing or decreasing a heat space on a surface of the semiconductor melt according to change in length of the single crystalline ingot as progress of the single crystalline ingot growth process.
    Type: Grant
    Filed: October 2, 2008
    Date of Patent: November 5, 2013
    Assignee: Siltron, Inc.
    Inventors: Young-Ho Hong, Hyon-Jong Cho, Sung-Young Lee, Seung-Ho Shin, Hong-Woo Lee
  • OPTICAL PATH ADJUSTING DEVICE AND PHOTOGRAPHING APPARATUS INCLUDING THE SAME
    Publication number: 20130258056
    Abstract: An optical adjusting device includes: a rotating unit that includes and rotates about a through-hole through which light passes; at least one moving unit that is movably disposed relative to the rotating unit and is linearly movable between an advance position corresponding to the through-hole and a retreat position outside the through-hole; a transmitting unit that is disposed between the rotating unit and the moving unit and transmits a rotational force of the rotating unit to the moving unit; and an optical unit that is disposed on the moving unit and blocks at least part of light passing through the through-hole.
    Type: Application
    Filed: September 13, 2012
    Publication date: October 3, 2013
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Cheol-eun Jang, Hee-seung Choi, Kun-woo Lee, Woo-jong Cho, Sung-wook Choi
  • Power transmitting mechanism assembly
    Patent number: 8513856
    Abstract: A power transmitting mechanism assembly including a supporting plate; a first roller, which is rotatably attached to the supporting plate; a first plate, which contacts a first end of the first roller and is arranged to be able to rotate with respect to the supporting plate; a power generating unit, which generates power for rotating the first plate when a signal is applied; a second plate, which is arranged to contact a second end of the first roller; and a friction changing unit, which is attached to at least one of the first roller, the first plate, and the second plate and changes friction of a portion of a contacting surface between the first roller and the first plate or friction of a portion of a contacting surface between the first roller and the second plate.
    Type: Grant
    Filed: July 18, 2012
    Date of Patent: August 20, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chan-young Moon, Jong-ho Baek, Dong-eui Shin, Jae-kyu Shim, Woo-jong Cho, Mun-cheol Choi
  • POWER TRANSMITTING MECHANISM ASSEMBLY
    Publication number: 20130127294
    Abstract: A power transmitting mechanism assembly including a supporting plate; a first roller, which is rotatably attached to the supporting plate; a first plate, which contacts a first end of the first roller and is arranged to be able to rotate with respect to the supporting plate; a power generating unit, which generates power for rotating the first plate when a signal is applied; a second plate, which is arranged to contact a second end of the first roller; and a friction changing unit, which is attached to at least one of the first roller, the first plate, and the second plate and changes friction of a portion of a contacting surface between the first roller and the first plate or friction of a portion of a contacting surface between the first roller and the second plate.
    Type: Application
    Filed: July 18, 2012
    Publication date: May 23, 2013
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chan-young Moon, Jong-ho Baek, Dong-eui Shin, Jae-kyu Shim, Woo-jong Cho, Mun-cheol Choi
  • Piezoelectric motor
    Patent number: 8400045
    Abstract: A piezoelectric motor includes a piezoelectric element; a stator comprising a first surface and a second surface, wherein the piezoelectric element is disposed on the first surface and a plurality of projections are formed on the second surface; a rotor comprising an operating portion that contacts the plurality of projections and that rotates via waves of the stator generated by the piezoelectric element, wherein a part of each of the plurality of projections that contacts the operating portion comprises a curved contact portion.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: March 19, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Woo-jong Cho, Mun-cheol Choi, Chan-young Moon, Dong-eui Shin