Patents by Inventor Nam Jin Park

Nam Jin Park 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: 20210314511
    Abstract: Disclosed are an image sensing device and an operating method thereof, and the image sensing device may include a charge sensing element suitable for generating first charges, which correspond to incident light, based on a photo control signal; a reset element suitable for resetting the charge sensing element based on a reset signal; a floating diffusion node suitable for accumulating the first charges; a compensation element suitable for selectively supplying a compensation current to the floating diffusion node based on a compensation control signal; and a selection element suitable for outputting a pixel signal, which corresponds to a voltage on the floating diffusion node, to a readout line based on a selection signal.
    Type: Application
    Filed: September 16, 2020
    Publication date: October 7, 2021
    Inventors: Yu Jin PARK, Nam Ryeol KIM, Kang Bong SEO, Sung Uk SEO, Jung Soon SHIN
  • Publication number: 20210280793
    Abstract: Provided are a compound capable of lowering a driving voltage, enhancing light emitting efficiency and thermal resistance, and improving lifespan and color purity of the element, an organic element using the same, and an electric device for the same.
    Type: Application
    Filed: May 3, 2021
    Publication date: September 9, 2021
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Cheol PARK, Yeon Hee CHOI, Mun Jae LEE, Soung Yun MUN, Ki Won KIM, Nam Jin PARK, Sun Pil HWANG
  • Publication number: 20190229273
    Abstract: The present invention provides a novel compound for an EBL capable of improving the light emitting efficiency, stability and life span of a device, and an organic electric element and an electronic device using the same.
    Type: Application
    Filed: March 28, 2019
    Publication date: July 25, 2019
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jin Ho YUN, Sun Hee LEE, Nam Jin PARK, Yun-sun BYUN, Daesung KIM, Soung Yun MUN, Bum Sung LEE, Jae-Taek KWON
  • Patent number: 10333073
    Abstract: Provided is a novel compound for EBL capable of improving the light emitting efficiency, stability and life span of a device, and an organic electric element and an electronic device using the same.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: June 25, 2019
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Cheol Park, Sun Hee Lee, Mun Jae Lee, Soung Yun Mun, Bum Sung Lee, Nam Jin Park, Hyo Jin Kim, Jae Taek Kwon, Hak Young Lee
  • Patent number: 10305043
    Abstract: The present invention provides a novel compound for an EBL capable of improving the light emitting efficiency, stability and life span of a device, and an organic electric element and an electronic device using the same.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: May 28, 2019
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Jin Ho Yun, Sun Hee Lee, Nam Jin Park, Yun-sun Byun, Daesung Kim, Soung Yun Mun, Bum Sung Lee, Jae-Taek Kwon
  • Publication number: 20180226585
    Abstract: Provided are a compound capable of lowering a driving voltage, enhancing light emitting efficiency and thermal resistance, and improving lifespan and color purity of the element, an organic element using the same, and an electric device for the same.
    Type: Application
    Filed: April 27, 2016
    Publication date: August 9, 2018
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Cheol PARK, Yeon Hee CHOI, Mun Jae LEE, Soung Yun MUN, Ki Won KIM, Nam Jin PARK, Sun Pil HWANG
  • Publication number: 20180033966
    Abstract: Provided is a novel compound for EBL capable of improving the light emitting efficiency, stability and life span of a device, and an organic electric element and an electronic device using the same.
    Type: Application
    Filed: February 4, 2016
    Publication date: February 1, 2018
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Cheol PARK, Sun Hee LEE, Mun Jae LEE, Soung Yun MUN, Bum Sung LEE, Nam Jin PARK, Hyo Jin KIM, Jae Taek KWON, Hak Young LEE
  • Publication number: 20170084843
    Abstract: The present invention provides a novel compound for an EBL capable of improving the light emitting efficiency, stability and life span of a device, and an organic electric element and an electronic device using the same.
    Type: Application
    Filed: May 24, 2016
    Publication date: March 23, 2017
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jin Ho YUN, Sun Hee LEE, Nam Jin PARK, Yun-sun BYUN, Daesung KIM, Soung Yun MUN, Bum Sung LEE, Jae-Taek KWON
  • Patent number: 9455591
    Abstract: Embodiments of the invention provide a power supply including a transformer comprising a single output terminal on a secondary side, a first output unit comprising a first capacitor and connected to the single output terminal to output a first output voltage, a second output unit comprising a second capacitor having a larger capacity than the first capacitor and connected to the single output terminal to output a second output voltage, and a controller configured to control the first output voltage to be output until power is applied and charging of the second capacitor is started.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: September 27, 2016
    Assignee: SOLUM CO., LTD
    Inventors: Gyu Min Park, Nam Jin Park, Sang Gab Park, Kwang Seung Cho
  • Publication number: 20150130425
    Abstract: Embodiments of the invention provide a power supply including a transformer comprising a single output terminal on a secondary side, a first output unit comprising a first capacitor and connected to the single output terminal to output a first output voltage, a second output unit comprising a second capacitor having a larger capacity than the first capacitor and connected to the single output terminal to output a second output voltage, and a controller configured to control the first output voltage to be output until power is applied and charging of the second capacitor is started.
    Type: Application
    Filed: November 7, 2014
    Publication date: May 14, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Gyu Min PARK, Nam Jin PARK, Sang Gab PARK, Kwang Seung CHO
  • Patent number: 8860317
    Abstract: There is provided a multi power supply apparatus for driving light emitting diodes that is synchronized with a frequency of one output power of multi output power to control a switching of the multi output power and simplifies power conversion in supplying power for driving light emitting diodes.
    Type: Grant
    Filed: January 31, 2011
    Date of Patent: October 14, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Gab Park, Heung Gyoon Choi, Nam Jin Park, Tae Shik Kim, Tae Hyung Kang
  • Patent number: 8786204
    Abstract: There are provided a DC/DC converter and a driving apparatus having the same. The DC/DC converter includes a DC/DC converter part converting an input power into a predetermined DC power by switching the input power to thereby supply the converted DC power to a light emitting device; and a control part controlling switching of the DC/DC converter part in accordance with a driving signal applied to the light emitting device to thereby control a voltage level of the DC power.
    Type: Grant
    Filed: March 14, 2012
    Date of Patent: July 22, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Gab Park, Nam Jin Park, Heung Gyoon Choi, Han Hee Lee, Hyo Joong An, Kyu Min Park, Su Hun Jo
  • Patent number: 8717784
    Abstract: The present invention provides a control circuit of an LLC resonant converter including a minimum switching frequency variable circuit of varying a minimum switching frequency corresponding to an AC input voltage of the LLC resonant converter; and a first pulse signal generating unit and a second pulse signal generating unit to generate a first pulse signal and a second pulse signal based on a switching frequency limited by the minimum switching frequency variable circuit.
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: May 6, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Gab Park, Nam Jin Park, Han Hee Lee, Hyo Joong An, Gyu Min Park, Heung Gyoon Choi
  • Publication number: 20130169180
    Abstract: There are provided a DC/DC converter and a driving apparatus having the same. The DC/DC converter includes a DC/DC converter part converting an input power into a predetermined DC power by switching the input power to thereby supply the converted DC power to a light emitting device; and a control part controlling switching of the DC/DC converter part in accordance with a driving signal applied to the light emitting device to thereby control a voltage level of the DC power.
    Type: Application
    Filed: March 14, 2012
    Publication date: July 4, 2013
    Inventors: Sang Gab PARK, Nam Jin PARK, Heung Gyoon CHOI, Han Hee LEE, Hyo Joong AN, Kyu Min PARK, Su Hun JO
  • Patent number: 8373354
    Abstract: There is provided a backlight unit driver capable of driving multi-channel lamps of a backlight unit, especially LED lamps, by supplying a driving power to the lamps using a single transformer and maintaining the current balance of the driving power supplied to each of the lamps.
    Type: Grant
    Filed: February 7, 2011
    Date of Patent: February 12, 2013
    Assignee: Samsung Electro-Mechanics, Co., Ltd.
    Inventors: Sang Kyoo Han, Sung Soo Hong, Chung Wook Roh, Sang Gab Park, Kyu Min Park, Young Seung Roh, Heung Gyoon Choi, Nam Jin Park
  • Publication number: 20120163038
    Abstract: The present invention provides a control circuit of an LLC resonant converter including a minimum switching frequency variable circuit of varying a minimum switching frequency corresponding to an AC input voltage of the LLC resonant converter; and a first pulse signal generating unit and a second pulse signal generating unit to generate a first pulse signal and a second pulse signal based on a switching frequency limited by the minimum switching frequency variable circuit.
    Type: Application
    Filed: December 1, 2011
    Publication date: June 28, 2012
    Inventors: Sang Gab Park, Nam Jin Park, Han Hee LEE, Hyo Joong An, Gyu Min Park, Heung Gyoon Choi
  • Publication number: 20110260631
    Abstract: There is provided a multi power supply apparatus for driving light emitting diodes that is synchronized with a frequency of one output power of multi output power to control a switching of the multi output power and simplifies power conversion in supplying power for driving light emitting diodes.
    Type: Application
    Filed: January 31, 2011
    Publication date: October 27, 2011
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sang Gab PARK, Heung Gyoon CHOI, Nam Jin PARK, Tae Shik KIM, Tae Hyung KANG
  • Publication number: 20110204804
    Abstract: There is provided a backlight unit driver capable of driving multi-channel lamps of a backlight unit, especially LED lamps, by supplying a driving power to the lamps using a single transformer and maintaining the current balance of the driving power supplied to each of the lamps.
    Type: Application
    Filed: February 7, 2011
    Publication date: August 25, 2011
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sang Kyoo HAN, Sung Soo HONG, Chung Wook ROH, Sang Gab PARK, Kyu Min PARK, Young Seung ROH, Heung Gyoon CHOI, Nam Jin PARK
  • Patent number: 7220861
    Abstract: Provided is a process for preparing quinolonecarboxylate derivatives under a mild condition in high yield, so as to be favorably applied to a large-scale mass production thereof.
    Type: Grant
    Filed: December 19, 2003
    Date of Patent: May 22, 2007
    Assignee: Yuhan Corporation
    Inventors: Tai Au Lee, Nam Jin Park, Ja Heouk Khoo, Seong Ho Song, Ju Young An
  • Patent number: 6660854
    Abstract: Provided are a process for preparing &bgr;-D-ribofuranose derivatives, which are useful as an intermediate for the preparation of ribavirin. The process can be performed under a mild condition, in the presence of a catalyst selected from the group consisting of methanesulfonic acid, benzenesulfonic acid and p-toluenesulfonic acid.
    Type: Grant
    Filed: December 6, 2002
    Date of Patent: December 9, 2003
    Assignee: Yuhan Corporation
    Inventors: Tai-Au Lee, Nam-Jin Park, Ja-Heouk Khoo, Byung-Cheol Lee