Patents by Inventor Jung-hyun Kim

Jung-hyun Kim 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).

  • LINEARIZER AND RADIO FREQUENCY POWER AMPLIFIER USING SAME
    Publication number: 20170063310
    Abstract: A linearizer comprises a delay compensation circuit, an envelope reshaping circuit and a phase shift unit. The delay compensation circuit is configured to delay an input signal and to output a delayed input signal to a power amplifier. The envelope reshaping circuit is configured to detect an envelope of the input signal and to generate a reshaped envelope signal. The phase shift unit configured to provide an envelope reshaped capacitance based on the reshaped envelope signal to the delayed input signal to reshape the delayed input signal.
    Type: Application
    Filed: August 31, 2015
    Publication date: March 2, 2017
    Inventors: Un Ha Kim, Jung Hyun Kim, Young Kwon
  • PROTECTION CIRCUIT FOR POWER AMPLIFIER
    Publication number: 20170047901
    Abstract: A radio frequency device includes a radio frequency (RF) power amplifier (PA) circuit including a driver stage configured to amplify an input signal to generate an output signal and a power stage configured to amplify the output signal, a first bias circuit configured to supply a first bias current to the driver stage, a second bias circuit configured to supply a second bias current to the power stage, and a protection circuit configured to limit a current flowing in the RF PA. The protection circuit is coupled between the first bias circuit and the second bias circuit.
    Type: Application
    Filed: August 12, 2015
    Publication date: February 16, 2017
    Inventors: Kyung Min Kim, Joo Young Jeon, Joo Min Jung, Jung Hyun Kim
  • SEMICONDUCTOR MEMORY DEVICE AND SEMICONDUCTOR MEMORY SYSTEM INCLUDING THE SAME
    Publication number: 20170047109
    Abstract: A semiconductor memory device includes: a memory cell array including a plurality of word lines; a word line driving unit suitable for activating a first word line among the plurality of word lines corresponding to an input address signal; an activation time detection unit suitable for enabling a detection signal by detecting an activation time of the first word line; an address latch unit suitable for latching an address information for a second word line corresponding to the first word line in response to the detection signal; and an address output unit suitable for providing the word line driving unit with the latched address information for the second word line during a refresh operation.
    Type: Application
    Filed: October 27, 2016
    Publication date: February 16, 2017
    Inventor: Jung-Hyun KIM
  • Device and method for compressing/decompressing lens shading compensation coefficient
    Patent number: 9571848
    Abstract: A lens shading compensation coefficient compression device includes: a first differential block suitable for calculating a lens shading compensation coefficient between color channels and removing redundancy between the color channels; a second differential block suitable for calculating a lens shading compensation coefficient within color channels and removing redundancy within the color channels; and an entropy coding block suitable for performing entropy coding on remaining lens shading compensation coefficients and compressing the lens shading compensation coefficients.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: February 14, 2017
    Assignee: SK Hynix Inc.
    Inventors: Kyung-Ho Lee, Sang-Dong Yoo, Jong-Suk Lee, Jung-Hyun Kim
  • Amplifier module
    Patent number: 9559731
    Abstract: An amplifier module includes a magnitude detector configured to detect a magnitude of a reflection coefficient, and a phase detector configured to detect a phase of the reflection coefficient. The magnitude detector includes an incident signal amplifier configured to amplify an incident signal, an output level controller configured control a level of an output of the incident signal amplifier, a reflected signal amplifier configured to amplify a reflected signal, and a comparator configured to compare an output of the incident signal amplifier with an output of the reflected signal amplifier to output a comparison result indicating whether the magnitude of the reflection coefficient is equal to or greater than a threshold determined based on the control signal.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: January 31, 2017
    Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.
    Inventors: Joo Young Jeon, Donghyeon Ji, Jung Hyun Kim
  • ELECTRONIC DEVICE INCLUDING GLASS COVER AND METHODS FOR FABRICATING SAME
    Publication number: 20170013731
    Abstract: Disclosed is an electronic device including a housing with a first surface facing a first direction and a second surface facing a second, opposite direction. A glass cover may form at least a portion of the first surface. A display may be exposed through the glass cover. At least one protrusion is configured to absorb external impact to the electronic device.
    Type: Application
    Filed: July 1, 2016
    Publication date: January 12, 2017
    Inventors: Ha Lim LEE, Myung Gon KIM, Jung Hyun KIM, Soon Ho HAN, Tae Kon KIM, Hyun Suk SHIN, Seo Hyun KIM, Kun Chan SEO, Seung Hoon LEE, Jong Chul CHOI
  • VEHICLE CONTROL SYSTEM FOR PASSENGER PROTECTION AND METHOD THEREOF
    Publication number: 20160368444
    Abstract: A vehicle control unit may be provided that protects passengers of a vehicle while entering and exiting the vehicle. When the door opening closing operation signal or the speed meets a predetermined condition, the vehicle control unit receives information on whether a threat exists in the side or rear of the vehicle. When the threat does not exist, the vehicle control unit outputs the door opening closing operation signal to the door control unit and outputs the acceleration pedal rotation angle to the engine control unit. When the threat exists, the vehicle control unit does not output the door opening closing operation signal to the door control unit or does not output the door opening closing operation signal controlled to prevent the door from being opened to the door control unit and outputs an on-signal to the warning light or the buzzer disposed within the vehicle.
    Type: Application
    Filed: August 5, 2015
    Publication date: December 22, 2016
    Inventors: Jung Hyun Kim, Tae Hun Park, Sung-Il Byun, Jung-Hun Lee
  • POWER AMPLIFYING APPARATUS
    Publication number: 20160373067
    Abstract: A power amplifying apparatus includes a radio frequency (RF) power amplifier, a supply modulating unit, a phase shifting unit, and an envelope shaping unit. The RF power amplifier receives an input RF signal and outputs an amplified RF signal. The supply modulating unit provides the RF power amplifier with a supply voltage which varies with an original envelope of the input RF signal. The phase shifting unit receives a control signal and shifts a phase of the input RF signal to be inputted to the RF power amplifier by a shift amount which varies with the control signal. The envelope shaping unit receives the original envelope and provides the phase shifting unit with the control signal which varies with the original envelope.
    Type: Application
    Filed: June 16, 2015
    Publication date: December 22, 2016
    Inventors: Jung-Rin Woo, Sung-Hwan Park, Jung-Hyun Kim, Young Kwon
  • TOUCH PANEL AND METHOD OF MANUFACTURING TOUCH PANEL
    Publication number: 20160364077
    Abstract: A manufacturing method of a touch panel includes: forming a graphene electrode on a metal substrate; adhering a transfer film on the graphene electrode; patterning the metal substrate to form electrode wiring; adhering a base substrate under the electrode wiring; and removing the transfer film. In the manufacturing method, the metal layer used when forming the graphene electrode is not removed after forming the graphene, and the metal layer is patterned to be used as the electrode wiring, such that the removal process of the metal layer and the forming process of the electrode wiring are unified into one. Accordingly, in the manufacturing process of the touch panel using the graphene as the transparent electrode, the manufacturing process is simplified.
    Type: Application
    Filed: August 25, 2016
    Publication date: December 15, 2016
    Inventors: Sung-Ki JUNG, Jung-Hyun KIM
  • METHOD AND APPARATUS OF RECOVERING AND ENCODING FOR DATA RECOVERY IN STORAGE SYSTEM
    Publication number: 20160350188
    Abstract: Provided are a method and an apparatus of recovering and encoding for data recovery in a storage system and a distributed storage system of supporting, when a node storing data is lost in a distributed storage environment, a function to recover the lost node. According to exemplary embodiments of the present invention, in a method of encoding for recovering data loss in a distributed storage system, it is possible to guarantee jointly optimized locality with respect to a loss of two or more specific numbers of nodes and recover data of lost nodes in the distributed storage system by using a smaller number of nodes while using a smaller storage capacity.
    Type: Application
    Filed: March 30, 2016
    Publication date: December 1, 2016
    Inventors: Hong Yeop SONG, Jung Hyun KIM
  • Semiconductor memory device for performing refresh operation and semiconductor memory system including the same
    Patent number: 9508415
    Abstract: A semiconductor memory device includes: a memory cell array including a plurality of word lines; a word line driving unit suitable for activating a first word line among the plurality of word lines corresponding to an input address signal; an activation time detection unit suitable for enabling a detection signal by detecting an activation time of the first word line; an address latch unit suitable for latching an address information for a second word line corresponding to the first word line in response to the detection signal; and an address output unit suitable for providing the word line driving unit with the latched address information for the second word line during a refresh operation.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: November 29, 2016
    Assignee: SK Hynix Inc.
    Inventor: Jung-Hyun Kim
  • Method of executing fast association function of camera and portable device including the same
    Patent number: 9503630
    Abstract: A portable device and a method of executing the fast association function of a camera are provided. The method includes activating the camera, capturing a gathering image using the camera, activating a user function registered as an associated function of the camera when the gathering image is captured, and performing the registered user function based on the gathering image.
    Type: Grant
    Filed: September 29, 2011
    Date of Patent: November 22, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Jung Hyun Kim
  • Compounds capable of inhibiting voltage gated calcium ion channel, and pharmaceutical compositions comprising the same
    Patent number: 9493423
    Abstract: Disclosed herein are an N-(pyrazolylmethyl)arylsulfonamide derivative useful as a calcium ion channel blocker, a pharmaceutically acceptable salt thereof, and the medicinal use thereof as a therapeutic agent using its calcium ion channel blocking effect.
    Type: Grant
    Filed: February 26, 2015
    Date of Patent: November 15, 2016
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Ghil Soo Nam, Kyung Il Choi, Jung Hyun Kim, Ae Nim Pae, Jin Ri Hong, Jae Kyun Lee
  • METHOD OF PREPARING GRAPHENE-GRAPHENE FUSED MATERIAL AND METHOD OF PREPARING GRAPHENE-SUBSTRATE COMPOSITE USING THE SAME
    Publication number: 20160272865
    Abstract: Disclosed is a method of preparing a graphene-graphene fused material, including: forming a plurality of nano graphene-metal composites comprised of nano graphene and a nano metal provided on a surface of the nano graphene for bonding between the nano graphenes; forming a polydopamine layer on outer surfaces of the nano graphene-metal composites; and thermally treating the nano graphene-metal composites to prepare a graphene-graphene fused material in which the nano graphene-metal composites are melted and bonded to each other by the nano metal provided on the nano graphene-metal composites.
    Type: Application
    Filed: May 27, 2016
    Publication date: September 22, 2016
    Applicant: NANO CAST TECH Co., Ltd.
    Inventors: Jae Woo CHUNG, Jung Hyun KIM
  • Touch panel and method of manufacturing touch panel
    Patent number: 9446571
    Abstract: A manufacturing method of a touch panel includes: forming a graphene electrode on a metal substrate; adhering a transfer film on the graphene electrode; patterning the metal substrate to form electrode wiring; adhering a base substrate under the electrode wiring; and removing the transfer film. In the manufacturing method, the metal layer used when forming the graphene electrode is not removed after forming the graphene, and the metal layer is patterned to be used as the electrode wiring, such that the removal process of the metal layer and the forming process of the electrode wiring are unified into one. Accordingly, in the manufacturing process of the touch panel using the graphene as the transparent electrode, the manufacturing process is simplified.
    Type: Grant
    Filed: June 12, 2014
    Date of Patent: September 20, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Ki Jung, Jung-Hyun Kim
  • Pharmaceutical composition for preventing and treating complications of diabetes containing a traditional oriental medicine extract or a fraction thereof as an active ingredient
    Patent number: 9446081
    Abstract: The present invention relates to a pharmaceutical composition for the prevention and treatment of diabetic complications comprising the extract of Homonoia riparia Lour. or the fraction thereof as an active ingredient. More particularly, the extract of Homonoia riparia Lour. or the fractions thereof of the present invention can inhibit the activity of aldose reductase and the generation of the advanced glycation endproducts, the index of diabetic complications, and have powerful activity of inhibiting diabetic complications with brining the anti-cataract, anti-retinopathy, and anti-neuropathy effect, and have the activity of anti-oxidation as well, so that they can be effectively used as an active ingredient of a pharmaceutical composition for the prevention and treatment of diabetic complications.
    Type: Grant
    Filed: March 7, 2011
    Date of Patent: September 20, 2016
    Assignee: KOREA INSTITUTE OF ORIENTAL MEDICINE
    Inventors: Jin Sook Kim, I, Jung Hyun Kim, Young Sook Kim, Chan-Sik Kim, Ohn Soon Kim, Eun Jin Shon, Nam-Hee Yoo, Yun Mi Lee, Dong Ho Jung
  • AMPLIFIER MODULE
    Publication number: 20160268988
    Abstract: An amplifier module includes a magnitude detector configured to detect a magnitude of a reflection coefficient, and a phase detector configured to detect a phase of the reflection coefficient. The magnitude detector includes an incident signal amplifier configured to amplify an incident signal, an output level controller configured control a level of an output of the incident signal amplifier, a reflected signal amplifier configured to amplify a reflected signal, and a comparator configured to compare an output of the incident signal amplifier with an output of the reflected signal amplifier to output a comparison result indicating whether the magnitude of the reflection coefficient is equal to or greater than a threshold determined based on the control signal.
    Type: Application
    Filed: March 11, 2015
    Publication date: September 15, 2016
    Inventors: Joo Young Jeon, Donghyeon Ji, Jung Hyun Kim
  • Memory system and method for operating the same
    Patent number: 9437275
    Abstract: A memory system may include a memory including a cell array having a plurality of word lines and an address storage unit that stores an address in response to a capture command, wherein the memory sequentially refreshes the word lines in response to a refresh command at a set cycle, and refreshes a word line corresponding to the stored address in response to the refresh command when the address is stored in the address storage unit; and a memory controller transmitting the refresh command to the memory at the set cycle when a word line satisfying one or more of conditions that the number of activation times is equal to or more than a reference number and an activation frequency is equal to or more than a reference frequency is detected, and transmitting the capture command and an address of the detected word line to the memory.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: September 6, 2016
    Assignee: SK Hynix Inc.
    Inventors: Jung-Hyun Kim, Ki-Chang Kwean
  • Eyeglasses including transparent display and controlling method thereof
    Patent number: 9429771
    Abstract: Exemplary embodiments of the present invention relate to eyeglasses that have a transparent display and a controlling method thereof. The eyeglasses that have a transparent display include a lens unit, a frame unit coupled with the lens unit, and a pair of leg units connected to respective sides of the frame unit, wherein each of the lens unit and the frame unit comprises a transparent display.
    Type: Grant
    Filed: November 7, 2013
    Date of Patent: August 30, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Hyun Kim, Yu-Kyung Kim, Su-Zi Kim, Chae-Rin Kim
  • Display device
    Patent number: D780755
    Type: Grant
    Filed: September 8, 2015
    Date of Patent: March 7, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Sung Bae, Mu Gyeom Kim, Jung Hyun Kim, Chang Yong Jeong