Patents by Inventor Yong-Hoon An

Yong-Hoon An 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).

  • ENVELOPE TRACKING POWER AMPLIFYING APPARATUS AND METHOD
    Publication number: 20170264246
    Abstract: An apparatus includes a first predistorter configured to calculate a first predistortion parameter and configured to distort an input signal using the first predistortion parameter to output a first distortion signal, a second predistorter configured to calculate a second predistortion parameter and configured to distort the first distortion signal using the second predistortion parameter to output a second distortion signal, a power supply configured to receive the first distortion signal to generate a first envelope signal, and configured to limit a bandwidth of the first envelope signal to obtain a second envelope signal to supply a source voltage, and a power amplifier configured to receive the source voltage and to output an output signal obtained by amplifying the second distortion signal.
    Type: Application
    Filed: September 20, 2016
    Publication date: September 14, 2017
    Applicants: SAMSUNG ELECTRO-MECHANICS CO., LTD., Korea Advanced Institute of Science and Technology
    Inventors: Yong Hoon LEE, Eui Rim JEONG, Sang II LEE, Soon II HONG, Soon Chan PARK, Kwang Pyo LEE, Jong Ok HA
  • DISPLAY DEVICE
    Publication number: 20170263890
    Abstract: A display device is disclosed. In one aspect, the display device includes a flexible display panel, and a first protection film attached to the flexible display panel and including a plurality of openings at least two of which have different sizes.
    Type: Application
    Filed: March 8, 2017
    Publication date: September 14, 2017
    Inventor: Yong Hoon Chun
  • Beam modulation and demodulation method and apparatus based on beam-space multiple input multiple output (MIMO) antenna system
    Patent number: 9762297
    Abstract: Provided is a beam modulation and demodulation method and apparatus based on a beam-space multiple input multiple output (MIMO) antenna system, the beam modulation method including generating a preparatory beam list including a plurality of beams, generating a beam combination table of beam combinations of beams selected from the preparatory beam list, generating a beam modulation rule to map the beam combinations and bit data patterns, and determining a beam combination corresponding to input data from the beam combination table based on the beam modulation rule.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: September 12, 2017
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Yong-Hoon Lee, Junho Lee, Hye Gwu Kim
  • Combined heat and power system for greenhouse carbon dioxide enrichment with unified transmission pipes for hot water and carbon dioxide
    Patent number: 9756793
    Abstract: A combined heat and power system for greenhouse carbon dioxide enrichment purifies carbon dioxide from exhaust gas of the combined heat and power system generating and supplying power and heat by combusting fuel and supplies the purified carbon dioxide to a greenhouse. The combined heat and power system includes a unified pipe system configured to simultaneously transmit hot water and carbon dioxide through a single pipe by dissolving the purified carbon dioxide in a heat transmission medium, a storage system configured to store the carbon dioxide transmitted to demand destinations along with the hot water, and supply unit configured to supply the carbon dioxide transmitted to and stored in the demand destinations depending on a heat and carbon dioxide load condition of a demand destination.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: September 12, 2017
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Yong Hoon Im, Jae Yong Lee
  • Display device comprising the same
    Patent number: 9752753
    Abstract: Disclosed is a display device that can uniformly transmit light emitted from a light source to the entire display panel without using a light guide plate. The display device includes a display panel, a backlight assembly supplying light to the display panel, and a lower cover receiving the backlight assembly. The backlight assembly includes a light source, a circuit board mounted with the light source, and a reflection cover coupled to the circuit board to reflect light emitted from the light source and formed of a bendable plate type member.
    Type: Grant
    Filed: March 4, 2013
    Date of Patent: September 5, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung-Min Kim, Sung-Kyu Shim, Yong-Hoon Kwon, Do Hun Kim, Dong Hyeon Lee, Seung Hwan Chung, Seung-Hwa Ha, Se Ki Park, Seong-Yong Hwang, You Ra Kim
  • Method of blindly estimating WCDMA OVSF code for signal analyzer
    Patent number: 9749155
    Abstract: Provided is a method of blindly estimating WCDMA OVSF of a signal analyzer, which includes: (a) setting SF to 512 and an index thereof to 0; (b) calculating a power average value of a symbol obtained by despreading descrambled data with an OVSF code set by increasing the index from ‘0’ by ‘1’; (c) determining an OVSF code by which the power average value is equal to or greater than a power reference value as a used OVSF code candidate and determining an OVSF code by which the power average value is less than the power reference value as an unused OVSF code; (d) comparing a zero crossing rate of a symbol with a reference value to determine whether the OVSF code candidate is the used OVSF code; and (e) repeating (b) to (d) while reducing the SF half by half until the SF is equal to 4.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: August 29, 2017
    Assignee: INNOWIRELESS CO., LTD.
    Inventors: Jin Soup Joung, Joo Hyeong Lee, Yong Hoon Lim, Kyoung Hwan Ju
  • Motor speed control method and system for improving performance of running resistance evaluation
    Patent number: 9738269
    Abstract: A motor speed control method and system for improving the performance of a running resistance evaluation of a hybrid electric vehicle are provided. The method includes determining whether a vehicle satisfies a running resistance evaluation start condition. When the vehicle satisfies the running resistance evaluation start condition, the speed of a motor is adjusted, which adjusts an input speed of a transmission to be equal to an output speed of the transmission. A speed adjustment of the motor is then completed using the speed of the motor and the output speed of the transmission.
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: August 22, 2017
    Assignee: Hyundai Motor Company
    Inventors: Jae-Yun Shim, Tae-Young Chung, Chun-Hyuk Lee, Yong-Hoon Lee, Kyung-Taek Lee, Jang-Hyo Lee, Dong-Su Ha, Young-Kwan Ko, Keum-Jin Park, Byung-Hoon Yang
  • METHOD OF BLINDLY ESTIMATING WCDMA OVSF CODE FOR SIGNAL ANALYZER
    Publication number: 20170237585
    Abstract: Provided is a method of blindly estimating WCDMA OVSF of a signal analyzer, which includes: (a) setting SF to 512 and an index thereof to 0; (b) calculating a power average value of a symbol obtained by despreading descrambled data with an OVSF code set by increasing the index from ‘0’ by ‘1’; (c) determining an OVSF code by which the power average value is equal to or greater than a power reference value as a used OVSF code candidate and determining an OVSF code by which the power average value is less than the power reference value as an unused OVSF code; (d) comparing a zero crossing rate of a symbol with a reference value to determine whether the OVSF code candidate is the used OVSF code; and (e) repeating (b) to (d) while reducing the SF half by half until the SF is equal to 4.
    Type: Application
    Filed: January 26, 2017
    Publication date: August 17, 2017
    Inventors: Jin Soup JOUNG, Joo Hyeong LEE, Yong Hoon LIM, Kyoung Hwan JU
  • Eyelash Curler
    Publication number: 20170231351
    Abstract: An improved type of eyelash curler with a single pivot and direct connection between the handles and the pressing parts allowing the user to curl the eyelashes without causing the parts other than the pressing parts to touch the user's face. The shape and structure of the curler as well as the pressing parts enable a more effective curling of the eyelashes as the structural parts are kept away from the user's sensitive facial skin.
    Type: Application
    Filed: February 11, 2016
    Publication date: August 17, 2017
    Inventor: Yong Hoon Cho
  • CONTROL SYSTEM FOR CONTROLLING GOODS SORTER AND OPERATION METHOD THEREOF
    Publication number: 20170235282
    Abstract: Provided is a control system including controller configured to manage ID information comprising a unique number of a carrier on which a goods is mounted from among a plurality of carriers provided to tilt in a second direction or a third direction, such that each of the carriers moves along the first direction on a goods sorter and sorts the goods to at least one of a plurality of sorting openings, a recognizer configured to sense a material of the goods and a falling point at which the goods falls in a sorting opening, and an analyzer configured to generate result data obtained by analyzing a tilting speed and a tilting strength of the carrier, wherein the controller outputs a controls signal such that the at least one of the tilting speed and the tilting strength of the carrier is controlled based on the result data.
    Type: Application
    Filed: January 24, 2017
    Publication date: August 17, 2017
    Inventors: Yong hoon CHOI, Ki Hak KIM
  • METHOD OF PROCESSING WCDMA SIGNAL TIMING OFFSET FOR SIGNAL ANALYZING EQUIPMENT
    Publication number: 20170237597
    Abstract: Provided is a method of processing a WCDMA signal timing offset for a signal analyzer. The method includes estimating an integer multiple timing offset of WCDMA baseband sample data corresponding to an amount of at least one frame; generating a frequency domain signal which is time delayed corresponding to a fractional timing offset estimation resolution after generating the frequency domain signal by performing an FFT calculation on an already-known reference signal; converting each time-delayed frequency domain signal into a time domain signal by performing an IFFT calculation on each time-delayed frequency domain signal and calculating a correlation between an input signal from a position of the integer multiple timing offset and the time domain signal; and estimating a delay time leading to a maximum correlation as a fractional timing offset.
    Type: Application
    Filed: February 22, 2016
    Publication date: August 17, 2017
    Inventors: Jin Soup JOUNG, Joo Hyeong LEE, Yong Hoon LIM, Kyoung Hwan JU
  • WEARABLE POINTING DEVICE
    Publication number: 20170212588
    Abstract: There is provided a wearable pointing device comprising: a body; and a finger-mounted portion coupled to the body, wherein the body comprises: a coordinate input interface configured to sense a touch and movement of a second finger thereon to generate a cursor movement signal; a first button interface disposed on the first face of the body and adjacent to the coordinate input interface, wherein the first button interface is configured to generate a pop-up signal in a response to a pressure input thereto by the second finger; and a scroll input interface disposed on the first face of the body and adjacent to the coordinate input interface, wherein the scroll input interface is configured to generate a screen scrolling signal in a response to a pressure input thereto by the second finger.
    Type: Application
    Filed: July 7, 2016
    Publication date: July 27, 2017
    Inventor: Yong Hoon KIM
  • METHOD OF CALIBRATING POWER FOR MIMO-OFDM TRANSMITTER
    Publication number: 20170214477
    Abstract: Provided is a method of calibrating power for a MIMO-OFDM transmitter.
    Type: Application
    Filed: February 22, 2016
    Publication date: July 27, 2017
    Inventors: Jin Soup JOUNG, Joo Hyeong LEE, Yong Hoon LIM, Byung Kwan JANG
  • Semiconductor device and method of fabricating the same
    Patent number: 9716181
    Abstract: A semiconductor device includes a polycrystalline semiconductor layer on a substrate, first and second stacks on the polycrystalline semiconductor layer, the first and second stacks extending in a first direction, a separation trench between the first and second stacks and extending in the first direction, the separation trench separating the first and second stacks in a second direction crossing the first direction, and vertical channel structures vertically passing through each of the first and second stacks, wherein the polycrystalline semiconductor layer includes a first grain region and a second grain region in contact with each other, the first and second grain region being adjacent to each other along the second direction, and wherein each of the first and second grain regions includes a plurality of crystal grains, each crystal grain having a longitudinal axis parallel to the second direction.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: July 25, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Phil Ouk Nam, Yong-Hoon Son, Kyunghyun Kim, Byeongju Kim, Kwangchul Park, Yeon-Sil Sohn, Jin-l Lee, JongHeun Lim, Wonbong Jung
  • Display system, flexible remote controller, flexible display apparatus, and control method thereof
    Patent number: 9712777
    Abstract: A flexible display apparatus is provided. The flexible display apparatus includes a flexible display, a bending driver configured to deform the flexible display, a receiver configured to receive information indicating deformation of a flexible remote controller, and a controller configured to, in response to the receiver receiving the deformation information, control the bending driver to deform the display to a shape corresponding to the deformation of the flexible remote controller.
    Type: Grant
    Filed: October 6, 2014
    Date of Patent: July 18, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong-hoon Yeo, Tae-hong Kim, Ki-hong Park
  • CONTROL METHOD FOR CHANNEL SIMULATOR
    Publication number: 20170188313
    Abstract: Provided is a control method for a channel simulator, capable of expanding a processable dynamic range of an uplink signal receiving unit while adopting an A/D converter (ADC) having low resolution by adjusting an attenuation amount of the uplink signal receiving unit in a large-capacity channel simulator having P base stations and Q terminal interfaces.
    Type: Application
    Filed: December 27, 2016
    Publication date: June 29, 2017
    Inventors: Jin Soup JOUNG, Joo Hyeong LEE, Yong Hoon LIM, Kyoung Hwan JU
  • Semiconductor package with sidewall contacting bonding tape
    Patent number: 9691691
    Abstract: A semiconductor package having a structure in which a decoupling capacitor is disposed to be adjacent with a semiconductor chip using a vertical chip interconnection (VCI) to improve power integrity. The semiconductor package includes a semiconductor substrate including a first finger pad and a second finger pad, a semiconductor chip mounted on the semiconductor substrate and including a first chip pad and a second chip pad, a bonding tape electrically connecting the first finger pad and the first chip pad, and a bonding wire electrically connecting the second finger pad and the second chip pad. Here, the bonding tape is formed to make contact with a sidewall of the semiconductor chip in a vertical direction of the semiconductor chip.
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: June 27, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Yong-Hoon Kim
  • CURVED DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20170160580
    Abstract: A curved display device includes a display panel which is curved with respect to a central axis of the curved display device to define a display surface which is curved with respect to the central axis of the curved display device; a first adhesion member attached to an edge area of a bottom surface of the display panel; a mold frame which is curved with respect to the central axis of the curved display device, the mold frame defining a stepped portion on which the display panel is seated; and a second adhesion member attached to a top surface of the stepped portion and to the first adhesion member which is attached to the edge area of the bottom surface of the display panel.
    Type: Application
    Filed: July 1, 2016
    Publication date: June 8, 2017
    Inventors: Sijoon SONG, Yong-hoon KWON, Sojeong LA, Seokhyun NAM, Kwang-wook CHOI
  • NON-DIFFUSIVE BOTULINUM TOXIN CAUSING LOCAL MUSCLE PARALYSIS, AND PURIFICATION METHOD THEREOF
    Publication number: 20170145399
    Abstract: The present invention relates to a method for purifying a non-spreading botulinum toxin that causes local muscle paralysis and a non-spreading botulinum toxin obtained thereby. The method comprises the steps of: subjecting a purified botulinum toxin type A product to ion-exchange chromatography using a controlled pH of buffer, concentration of sodium chloride (NaCl), thereby separating the botulinum toxin type A product into subtractions; and collecting a subfraction having an A260/A280 value in a specific range from the separated subfractions.
    Type: Application
    Filed: February 1, 2017
    Publication date: May 25, 2017
    Inventors: Yong Hoon CHUNG, Hyun Sub LEE
  • ENGINE STRUCTURE FOR VEHICLE
    Publication number: 20170145904
    Abstract: The present disclosure provides an engine structure for a vehicle. The engine structure includes: an intake port, a port plate provided in the single flow path of the intake port, and an injector. The port plate is longitudinally parallel to the flow path of the intake port so as to divide the flow path of the intake port into upper and lower flow paths, and the port plate includes an extension portion formed on part of a downstream end of the port plate such that the extension portion of the downstream end of the port plate extends longer than other portion of the downstream end of the port plate. In particular, the injector is provided in the intake port, and sprays fuel beyond the extension portion so as to inhibit the fuel from adhering to the port plate.
    Type: Application
    Filed: July 25, 2016
    Publication date: May 25, 2017
    Applicants: Hyundai Motor Company, KIA Motors Corporation
    Inventors: Dong Ho CHU, Nahm Roh JOO, Yang Geol LEE, Jong Il PARK, Yong Hoon KIM, Myung Gu HA, Dong Hee HAN