Patents by Inventor Tae-Hoon Kwon

Tae-Hoon Kwon 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: 9495903
    Abstract: A display device including a display area and a non-display area surrounding the display area. The non-display area includes a test data line (TDL) which receives a test data signal from an external source, a plurality of connection line units (CLUs) which connect the data lines and the TDL, and a dummy line unit which is formed in the non-display area. Each of the CLUs includes a test switch having an input terminal connected to the TDL, an output terminal connected to one of a plurality of data lines disposed in the display area, and a control terminal connected to a test switch control line which receives a test switch control signal from an external source. At least one of the CLUs includes a disconnection portion which interrupts the TDL, wherein both ends of the disconnection portion are connected to the dummy line unit by bypass connection lines, respectively.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: November 15, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Hoon Kwon, Kyoung Jin Park, Min Woo Byun
  • Publication number: 20160140896
    Abstract: A display device including a display area and a non-display area surrounding the display area. The non-display area includes a test data line (TDL) which receives a test data signal from an external source, a plurality of connection line units (CLUs) which connect the data lines and the TDL, and a dummy line unit which is formed in the non-display area. Each of the CLUs includes a test switch having an input terminal connected to the TDL, an output terminal connected to one of a plurality of data lines disposed in the display area, and a control terminal connected to a test switch control line which receives a test switch control signal from an external source. At least one of the CLUs includes a disconnection portion which interrupts the TDL, wherein both ends of the disconnection portion are connected to the dummy line unit by bypass connection lines, respectively.
    Type: Application
    Filed: April 3, 2015
    Publication date: May 19, 2016
    Inventors: Tae Hoon KWON, Kyoung Jin Park, Min Woo Byun
  • Patent number: 9047802
    Abstract: An organic light emitting display device and a testing method thereof for detecting a failure occurring in a cutting process of a protective film attached to an upper end of a panel. The organic light emitting display device includes a first substrate on which a pixel unit and a tester are formed. The pixel unit includes a plurality of pixels positioned at intersection portions of scan lines and data lines, and the tester includes a plurality of transistors coupled to the respective data lines so as to supply test signals to the data lines. The transistors are divided into at least two groups, so that transistors of one group are turned on/off by a first test control line, and transistors of another group are turned on/off by a second test control line, the first and second test control lines being disposed on opposite sides of the substrate.
    Type: Grant
    Filed: February 19, 2013
    Date of Patent: June 2, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae-Hoon Kwon, Ji-Hyun Ka
  • Publication number: 20140111503
    Abstract: A light emission driver for a display device is disclosed. In one aspect, the driver includes a first node to which first and second light emitting power source voltages are applied according to respective clock signals. The driver also includes a second node to which the first and third light emitting power source voltages are applied according to the respective clock signals. The driver further includes first and second transistors respectively turned on by the first and second nodes and respectively transmitting the second and first light emitting power source voltages to a light emitting signal output terminal, respectively.
    Type: Application
    Filed: May 28, 2013
    Publication date: April 24, 2014
    Inventors: Tae-Hoon Kwon, Ji-Hyun Ka
  • Publication number: 20140111407
    Abstract: An organic light emitting display device and a testing method thereof for detecting a failure occurring in a cutting process of a protective film attached to an upper end of a panel. The organic light emitting display device includes a first substrate on which a pixel unit and a tester are formed. The pixel unit includes a plurality of pixels positioned at intersection portions of scan lines and data lines, and the tester includes a plurality of transistors coupled to the respective data lines so as to supply test signals to the data lines. The transistors are divided into at least two groups, so that transistors of one group are turned on/off by a first test control line, and transistors of another group are turned on/off by a second test control line, the first and second test control lines being disposed on opposite sides of the substrate.
    Type: Application
    Filed: February 19, 2013
    Publication date: April 24, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae-Hoon KWON, Ji-Hyun KA
  • Patent number: 8596890
    Abstract: Provided is a pan-tilt apparatus for a surveillance camera, including an image capturing unit 100 including a camera 2 and a camera holder 4 for supporting the camera 2; a motion converter 150 including a driving shaft 10, a shaft 20 connected to a connector 14 inserted into the driving shaft 10, a base member 30 inserted into one side of the driving shaft 10 and of which both ends are inserted in the shaft 20 by including a bearing 24, a bearing 32 installed in a lower portion of the base member 30 to smoothen an operation of the base member 30, and first and second worms 50 and 52 inserted into the base member 30 and mutually connected with first and second worm gears 40 and 42 to rotate; and a driving unit 250 including first and second motors 80 and 82 being connected to first and second motor shafts 60 and 62 to be inserted into the first and second worm gears 40 and 42.
    Type: Grant
    Filed: January 12, 2010
    Date of Patent: December 3, 2013
    Assignee: Robomech Co., Ltd.
    Inventors: Jin Whan Yim, Tae Hoon Kwon, Gyu Bong Han
  • Patent number: 8195174
    Abstract: A method and apparatus for allocating resources for a mobile station in a communication system is provided. The method includes determining if a mobile station within a cell is located in one of a first region corresponding to a cell center, a third region corresponding to a cell edge, and a second region corresponding to an area between the first and third regions, allocating frequency resources within an entire frequency band to the mobile station when the mobile station is located in the first region, wherein the entire frequency band comprises at least a first frequency band and a second frequency band, allocating frequency resources within the first frequency band to the mobile station when the mobile station is located in the third region, and allocating frequency resources within the second frequency band to the mobile station when the mobile station is located in the second region.
    Type: Grant
    Filed: April 3, 2008
    Date of Patent: June 5, 2012
    Assignees: Samsung Electronics Co., Ltd, Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Joo-Hyun Lee, Sang-Boh Yun, Jong-Hyeuk Lee, Dae-Sik Hong, Tae-Hoon Kwon
  • Patent number: 8170144
    Abstract: A distributed translator and an operation method of the distributed translator are proposed. The distributed translator includes: a demodulator demodulating a received signal to extract a transport stream and synchronization information from the received signal; a modulator generating an output frame based on the synchronization information to modulate the output frame; and a transmitter transmitting the modulated output frame according to a transmission timing.
    Type: Grant
    Filed: October 28, 2008
    Date of Patent: May 1, 2012
    Assignee: Korean Broadcasting System
    Inventors: Young-Woo Suh, Tae-Hoon Kwon, Ha-Kyun Mok, Jong Soo Seo, Jin Yong Choi
  • Publication number: 20110268433
    Abstract: Provided is a pan-tilt apparatus for a surveillance camera, including an image capturing unit 100 including a camera 2 and a camera holder 4 for supporting the camera 2; a motion converter 150 including a driving shaft 10, a shaft 20 connected to a connector 14 inserted into the driving shaft 10, a base member 30 inserted into one side of the driving shaft 10 and of which both ends are inserted in the shaft 20 by including a bearing 24, a bearing 32 installed in a lower portion of the base member 30 to smoothen an operation of the base member 30, and first and second worms 50 and 52 inserted into the base member 30 and mutually connected with first and second worm gears 40 and 42 to rotate; and a driving unit 250 including first and second motors 80 and 82 being connected to first and second motor shafts 60 and 62 to be inserted into the first and second worm gears 40 and 42.
    Type: Application
    Filed: January 12, 2010
    Publication date: November 3, 2011
    Applicant: ROBOMECH CO., LTD.
    Inventors: Jin Whan Yim, Tae Hoon Kwon, Gyu Bong Han
  • Publication number: 20090110133
    Abstract: A distributed translator and an operation method of the distributed translator are proposed. The distributed translator includes: a demodulator demodulating a received signal to extract a transport stream and synchronization information from the received signal; a modulator generating an output frame based on the synchronization information to modulate the output frame; and a transmitter transmitting the modulated output frame according to a transmission timing.
    Type: Application
    Filed: October 28, 2008
    Publication date: April 30, 2009
    Applicant: KOREAN BROADCASTING SYSTEM
    Inventors: Young-Woo Suh, Tae-Hoon Kwon, Ha-Kyun Mok, Jong Soo Seo, Jin Yong Choi
  • Publication number: 20080248803
    Abstract: A method and apparatus for allocating resources for a mobile station in a communication system is provided. The method includes determining if a mobile station within a cell is located in one of a first region corresponding to a cell center, a third region corresponding to a cell edge, and a second region corresponding to an area between the first and third regions, allocating frequency resources within an entire frequency band to the mobile station when the mobile station is located in the first region, wherein the entire frequency band comprises at least a first frequency band and a second frequency band, allocating frequency resources within the first frequency band to the mobile station when the mobile station is located in the third region, and allocating frequency resources within the second frequency band to the mobile station when the mobile station is located in the second region.
    Type: Application
    Filed: April 3, 2008
    Publication date: October 9, 2008
    Applicants: SAMSUNG ELECTRONICS CO. LTD., Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Joo-Hyun LEE, Sang-Boh YUN, Jong-Hyeuk LEE, Dae-Sik HONG, Tae-Hoon KWON
  • Patent number: 6819800
    Abstract: A moving image compression/decompression apparatus and method that uses, for example, a wavelet transform technique in order to improve a compression rate is disclosed. The moving image compression/decompression apparatus includes an A/D converter for converting moving image data into digital data. The digital data is divided into a plurality of level regions using a wavelet transformer. The apparatus also includes a quantizer for quantizing the data that has been transform with a predetermined weight that corresponds to each of the regions. The apparatus also includes an SZT coder for performing a lossless DPCM coding with respect to the data quantized sequentially form a high level region to a low level regionusing a similarity between the level regions based on a predetermined SZT map.
    Type: Grant
    Filed: April 6, 2001
    Date of Patent: November 16, 2004
    Assignee: Rifatron Co., Ltd.
    Inventors: Woo Young Jung, Tae Hoon Kwon
  • Patent number: 6573146
    Abstract: A complementary bipolar transistor having a lateral npn bipolar transistor, a vertical and a lateral pnp bipolar transistor, an integrated injection logic, a diffusion capacitor, a polysilicon capacitor and polysilicon resistors are disclosed. The lateral pnp bipolar transistor has an emitter region and a collector region which includes high-density regions and low-density regions, and the emitter region is formed in an n type tub region. In the integrated injection logic circuit, collector regions are surrounded by a high-density p type region, and low-density p type regions are formed under the collector regions. The diffusion capacitor and the polysilicon capacitor are formed in one substrate. The diffusion regions except the regions formed by diffusing the impurities in the polysilicon resistors into the epitaxial layer are formed before forming the polysilicon resistors, and polysilicon electrodes are formed along with the polysilicon resistors.
    Type: Grant
    Filed: October 16, 2001
    Date of Patent: June 3, 2003
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Hwan Kim, Tae-Hoon Kwon, Cheol-Joong Kim, Suk-Kyun Lee
  • Publication number: 20020122600
    Abstract: A moving image compression/decompression apparatus and method that uses, for example, a wavelet transform technique in order to improve a compression rate is disclosed. The moving image compression/decompression apparatus includes an A/D converter for converting moving image data into digital data. The digital data is divided into a plurality of level regions using a wavelet transformer. The apparatus also includes a quantizer for quantizing the data that has been transform with a predetermined weight that corresponds to each of the regions. The apparatus also includes an SZT coder for performing a lossless DPCM coding with respect to the data quantized sequentially form a high level region to a low level regionusing a similarity between the level regions based on a predetermined SZT map.
    Type: Application
    Filed: April 6, 2001
    Publication date: September 5, 2002
    Inventors: Woo Young Jung, Tae Hoon Kwon
  • Publication number: 20020017703
    Abstract: A complementary bipolar transistor having a lateral npn bipolar transistor, a vertical and a lateral pnp bipolar transistor, an integrated injection logic, a diffusion capacitor, a polysilicon capacitor and polysilicon resistors are disclosed. The lateral pnp bipolar transistor has an emitter region and a collector region which includes high-density regions and low-density regions, and the emitter region is formed in an n type tub region. In the integrated injection logic circuit, collector regions are surrounded by a high-density p type region, and low-density p type regions are formed under the collector regions. The diffusion capacitor and the polysilicon capacitor are formed in one substrate. The diffusion regions except the regions formed by diffusing the impurities in the polysilicon resistors into the epitaxial layer are formed before forming the polysilicon resistors, and polysilicon electrodes are formed along with the polysilicon resistors.
    Type: Application
    Filed: October 16, 2001
    Publication date: February 14, 2002
    Inventors: Jong-Hwan Kim, Tae-Hoon Kwon, Cheol-Joong Kim, Suk-Kyun Lee
  • Patent number: 6326674
    Abstract: A complementary bipolar transistor having a lateral npn bipolar transistor, a vertical and a lateral pnp bipolar transistor, an integrated injection logic, a diffusion capacitor, a polysilicon capacitor and polysilicon resistors are disclosed. The lateral pnp bipolar transistor has an emitter region and a collector region which includes high-density regions and low-density regions, and the emitter region is formed in an n type tub region. In the integrated injection logic circuit, collector regions are surrounded by a high-density p type region, and low-density p type regions are formed under the collector regions. The diffusion capacitor and the polysilicon capacitor are formed in one substrate. The diffusion regions except the regions formed by diffusing the impurities in the polysilicon resistors into the epitaxial layer are formed before forming the polysilicon resistors, and polysilicon electrodes are formed along with the polysilicon resistors.
    Type: Grant
    Filed: November 30, 1999
    Date of Patent: December 4, 2001
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Hwan Kim, Tae-Hoon Kwon, Cheol-Joong Kim, Suk-Kyun Lee
  • Patent number: 6005283
    Abstract: A complementary bipolar transistor having a lateral npn bipolar trasistor, a vertical and a lateral pnp bipolar transistor, an integrated injection logic, a diffusion capacitor, a polysilicon capacitor and polysilicon resistors are disclosed. The lateral pnp bipolar transistor has an emitter region and a collector region which includes high-density regions and low-density regions, and the emitter region is formed in an n type tub region. In the integrated injection logic circuit, collector regions are surrounded by a high-density p type region, and low-density p type regions are formed under the collector regions. The diffusion capacitor and the polysilicon capacitor are formed in one substrate. The diffusion regions except the regions formed by diffusing the impurities in the polysilicon resistors into the epitaxial layer are formed before forming the polysilicon resistors, and polysilicon electrodes are formed along with the polysilicon resistors.
    Type: Grant
    Filed: October 10, 1997
    Date of Patent: December 21, 1999
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Hwan Kim, Tae-Hoon Kwon, Cheol-Joong Kim, Suk-Kyun Lee