Patents Assigned to Advanced Institute of Science and Technology
  • CHIP-TO-CHIP INTERFACE USING MICROSTRIP CIRCUIT AND DIELECTRIC WAVEGUIDE
    Publication number: 20180040937
    Abstract: Disclosed is a chip-to-chip interface using a microstrip circuit and a dielectric waveguide. A board-to-board interconnection device, according to one embodiment of the present invention, comprises: a waveguide which has a metal cladding and transmits a signal from a transmitter-side board to a receiver-side board; and a microstrip circuit which is connected to the waveguide and has a microstrip-to-waveguide transition (MWT), wherein the microstrip circuit matches a microstrip line and the waveguide, adjusts the bandwidth of a predetermined first frequency band among the frequency bands of the signal, and provides same to the receiver.
    Type: Application
    Filed: June 2, 2015
    Publication date: February 8, 2018
    Applicant: Korea Advanced Institute of Science and Technology
    Inventors: Hyeon Min Bae, Ha II Song, Huxian Jin
  • METHOD FOR PREPARING VARIOUS LACTAM
    Publication number: 20180037896
    Abstract: The present disclosure relates to a recombinant microorganism having a lactam production capacity from an omega-amino acid, into which a gene encoding a beta-alanine coenzyme A transferase on a microorganism which has an omega-amino acid biosynthetic metabolic pathway inherently or an omega-amino acid biosynthetic metabolic pathway is introduced, and a method for producing a variety of lactams and omega-amino acyl-CoAs using the same. The recombinant microorganism and the method for producing the lactam according to the present disclosure are useful in producing a variety of lactams such as propiolactam, 2-pyrrolidone, valerolactam, caprolactam, and heptanolactam from a variety of omega-amino acids.
    Type: Application
    Filed: April 11, 2016
    Publication date: February 8, 2018
    Applicant: Korea Advanced Institute of Science and Technology
    Inventors: Sang Yup Lee, Tong Un Chae, Chan Woo Song
  • Touch sensing device
    Patent number: 9886130
    Abstract: A touch sensing device for measuring a contact position of an object by measuring a change in capacitance caused by contact of an object is provided. The touch sensing device includes a touch screen panel on which channel electrodes functioning as a transmission antenna or a reception antenna are disposed to form a plurality of electrode patterns, a transmission circuit connected to the channel electrodes to apply an electrical signal to the touch screen panel, a reception circuit connected to the channel electrodes to sense a varying capacitance from the plurality of electrode patterns, and a controller configured to control the touch screen panel, the transmission circuit and the reception circuit.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: February 6, 2018
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Sung-Soo Park, Chang-Byung Park, Gyu-Hyeong Cho
  • Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same
    Patent number: 9888259
    Abstract: Disclosed are a method of encoding a division block in video encoding and a method of decoding a division block in video decoding. An input picture is divided into encoding unit blocks. The encoding unit blocks are divided into sub-blocks. The sub-blocks are encoded by selectively using at least one of intra prediction encoding and inter prediction encoding. A decoding process is performed through a reverse process of the encoding method. When pixel values of an encoding unit block are encoded in video encoding, the flexibility in selecting an encoding mode is increased and the efficiency of encoding is increased.
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: February 6, 2018
    Assignees: Korea Advanced Institute of Science and Technology, Korean Broadcasting System
    Inventors: Mun Churl Kim, Bum Shik Lee, Jae Il Kim, Chang Seob Park, Sang Jin Hahm, In Joon Cho, Keun Sik Lee, Byung Sun Kim
  • Method for Separating and Washing of Microparticles via A Stratified Coflow of Non-Newtonian and Newtonian Fluids
    Publication number: 20180028940
    Abstract: The present invention relates to a method for separating and washing microparticles via a stratified co-flow of non-Newtonian fluid and Newtonian fluid, wherein the Newtonian fluid as well as the non-Newtonian fluid may flow into a transfer channel formed in a fluid chip at a predetermined flow rate ratio matching with an effective diameter of the target particles contained in the non-Newtonian fluid, thereby inducing a change in positions of particle focusing points with respect to the target particles within the stratified co-flow thereof formed in the transfer channel. As a result, it is possible to more easily separate only the target particles among the microparticles contained in the non-Newtonian fluid toward the Newtonian fluid without using an additional device and human power, or transfer the target particles contained in the non-Newtonian fluid toward the Newtonian fluid for washing the same.
    Type: Application
    Filed: June 30, 2016
    Publication date: February 1, 2018
    Applicant: Korea Advanced Institute of Science and Technology
    Inventors: Hyung-Jin SUNG, Byung-Hang HA
  • APPARATUS AND METHOD FOR CT DATA RECONSTRUCTION BASED ON MOTION COMPENSATION
    Publication number: 20180025511
    Abstract: Disclosed is an apparatus for computed tomography (CT) image data reconstruction based on motion compensation. The apparatus for computed tomography (CT) data reconstruction based on motion compensation, the apparatus including a storage configured to store projection radiographs and an image processor configured to obtain pairs of opposite projection radiographs from the projection radiographs, and compensate a movement of a radiography subject based on a correlation between the projection radiographs of each pair of opposite projection radiographs.
    Type: Application
    Filed: July 20, 2017
    Publication date: January 25, 2018
    Applicants: VATECH Co., Ltd., VATECH EWOO Holdings Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Jong chul YE, Ja wook GU, Tae Woo KIM, Sung Il CHOI, Woong BAE
  • Envelope tracking power amplifying apparatus and method
    Patent number: 9876472
    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: Grant
    Filed: September 20, 2016
    Date of Patent: January 23, 2018
    Assignees: Samsung Electro-Mechanics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Yong Hoon Lee, Eui Rim Jeong, Sang Il Lee, Soon Il Hong, Soon Chan Park, Kwang Pyo Lee, Jong Ok Ha
  • Method of generating a susceptibility weighted image
    Patent number: 9874621
    Abstract: A method of generating a susceptibility weighted image of an object in a magnetic resonance imaging (MRI) apparatus includes: acquiring at least one first complex data piece corresponding to a radio frequency (RF) signal received from the object by using the RF signal; applying a predetermined filter to the at least one first complex data piece to acquire at least one second complex data piece; generating a susceptibility weighted mask by using the at least one second complex data piece; and applying the susceptibility weighted mask to an MRI image of the object to generate the susceptibility weighted image.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: January 23, 2018
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Jae-moon Jo, Hyun-wook Park, Yoo-jin Lee, Ye-Ji Han
  • LOCAL HIGH-RESOLUTION IMAGING METHOD FOR THREE-DIMENSIONAL SKELETAL IMAGE AND APPARATUS THEREFOR
    Publication number: 20180018766
    Abstract: A local high-resolution imaging method and apparatus for a three-dimensional (3D) skeletal image is provided. The method includes determining a volume of interest (VOI) to perform high-resolution imaging from the 3D skeletal image in which an object to be inspected is captured, localizing the VOI based on a finite element method (FEM), and setting a multi-resolution constraint based on a bone mineral density (BMD) between the 3D skeletal image and the localized VOI and reconstructing a skeletal image in which high-resolution imaging is performed on the localized VOI.
    Type: Application
    Filed: October 21, 2016
    Publication date: January 18, 2018
    Applicant: Korea Advanced Institute of Science and Technology
    Inventors: InGwun JANG, Jung Jin KIM
  • Particle processing device using membrane structures
    Patent number: 9861981
    Abstract: A particle processing device includes a chamber including an input portion and an output portion and providing a space for flowing of a fluid having a particle, at least two deformable membrane structures sequentially arranged in the chamber and controlling a sectional area of a fluid path through which the fluid flows, and at least two membrane control lines respectively applying pressure to the deformable membrane structures.
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: January 9, 2018
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Young-Ho Cho, Yoon-Ji Kim
  • Laser-induced ultrasound generator and method of manufacturing the same
    Patent number: 9865246
    Abstract: Provided are a laser-induced ultrasound generator and a method of manufacturing the laser-induced ultrasound generator. The laser-induced ultrasound generator includes: a substrate including a plurality of nanostructures provided on a first surface of the substrate; and a thermoelastic layer provided on the first surface of the substrate, the thermoelastic layer being configured to generate an ultrasound by absorbing a laser beam incident onto a second surface of the substrate, the second surface facing the first surface. The nanostructures may be cylinder-shaped nano-pillars.
    Type: Grant
    Filed: June 5, 2014
    Date of Patent: January 9, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., Korea Advanced Institute Of Science and Technology
    Inventors: Sung-chan Kang, Jong-seok Kim, Chang-jung Kim, Seung-bum Yang, Young-jae Oh, Yong-seop Yoon, Ki-hun Jeong
  • DC-DC converter and control method thereof
    Patent number: 9866130
    Abstract: A DC-DC converter includes: a clamp capacitor having one terminal connected with a ground terminal of a voltage source; a switching circuit including first and second switches connected with each other in series between a positive terminal and the ground terminal of the voltage source, and third and fourth switches connected with each other in series between both terminals of the clamp capacitor; and a forward-flyback transformer including a plurality of primary coils connected between a first connection node between the first and second switches and a second connection node between the third and fourth switches.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: January 9, 2018
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Korea Advanced Institute of Science and Technology
    Inventors: Jaehyuk Choi, Woo Young Lee, Seok Joon Kim, Jong Pil Kim, Sam Gyun Kim, Gun Woo Moon, Han Shin Youn, Jae Bum Lee, Jae Il Baek
  • Method and apparatus for manipulating near field using light scattering
    Patent number: 9857302
    Abstract: An apparatus for manipulating surface near-field light resulting from light emitted from a light source that passes through a scattering layer is disclosed. Also, a method of finding a phase of incident light to cause constructive interference at a target spot using light scattering to manipulate the surface near-field.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: January 2, 2018
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Yongkeun Park, Jung-Hoon Park, Yong-Hoon Cho, Chunghyun Park
  • Functionalized metal oxide soldering methods and UV sensor manufactured thereof
    Patent number: 9855618
    Abstract: Provided are a method of soldering a functionalized metal oxide, and an electronic device manufactured thereby, and more particularly, a method of soldering a functionalized metal oxide which is capable of growing a solder structure by a hydrothermal synthesis method using a pulsed laser, and is usable in a UV sensor, and an electronic device manufactured thereby. According to the present invention, thermal diffusion generated from a laser is limited due to the use of a pulsed laser, and thus, nanosolder having high density and a shape to be precisely adjustable may be prepared by a hydrothermal synthesis method by the pulsed laser, thereby facilitating the joining of the nanostructure, and further, the nanosolder is formed between the nanostructures, thereby being usable as a metal oxide structure having functionality.
    Type: Grant
    Filed: February 16, 2015
    Date of Patent: January 2, 2018
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Kyoungsik Yu, Kyungmook Kwon, Jaeho Shim, Kyunghan Choi
  • Method for encoding/decoding block information using quad tree, and device for using same
    Patent number: 9860546
    Abstract: Disclosed decoding method of the intra prediction mode comprises the steps of: determining whether an intra prediction mode of a present prediction unit is the same as a first candidate intra prediction mode or as a second candidate intra prediction mode on the basis of 1-bit information; and determining, among said first candidate intra prediction mode and said second candidate intra prediction mode, which candidate intra prediction mode is the same as the intra prediction mode of said present prediction unit on the basis of additional 1-bit information, if the intra prediction mode of the present prediction unit is the same as at least either the first candidate intra prediction mode or the second candidate intra prediction mode, and decoding the intra prediction mode of the present prediction unit.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: January 2, 2018
    Assignees: Electronics and Telecommunications Research Institute, Korea Advanced Institute of Science and Technology
    Inventors: Jong Ho Kim, Hui Yong Kim, Se Yoon Jeong, Sung Chang Lim, Ha Hyun Lee, Jin Ho Lee, Suk Hee Cho, Jin Soo Choi, Jin Woong Kim, Chie Teuk Ahn, Mun Churl Kim, Bum Shik Lee
  • COMMON GATE AMPLIFIER CIRCUIT AND POWER AMPLIFIER USING THE SAME
    Publication number: 20170366140
    Abstract: A power amplifier includes a common source amplifier and a common gate amplifier circuit. The common source amplifier circuit has a terminal connected to a radio frequency (RF) input terminal and uses a source terminal commonly as an input terminal and an output terminal of the power amplifier. The common gate amplifier circuit has a terminal connected to the common source amplifier circuit and another terminal connected to an RF output terminal, and uses a gate terminal commonly as the input terminal and the output terminal of the power amplifier. The common gate amplifier circuit includes a Doherty amplifier including a main power amplifier and an auxiliary power amplifier that is connected to the main power amplifier in parallel.
    Type: Application
    Filed: February 13, 2017
    Publication date: December 21, 2017
    Applicants: SAMSUNG ELECTRO-MECHANICS CO., LTD., Korea Advanced Institute of Science and Technology
    Inventors: Yun Su JIN, Gyu Suck KIM, Song Cheol HONG
  • Interfacial adhesion strength measuring apparatus and method of a gas diffusion layer for fuel cells
    Patent number: 9846113
    Abstract: An interfacial adhesion strength measuring apparatus of a gas diffusion layer for a fuel cell is provided. The apparatus includes a pair of load applying parts that are each adhered to outer surfaces of a substrate configuring the gas diffusion layer of the fuel cell and a micro porous layer coated on the substrate and is configured to apply a tension force in a direction in which the substrate and the micro porous layer are separated from each other. A first adhering part is applied to one of the load applying parts and is adhered to the substrate and a second adhering part is applied to the other of the load applying parts and is adhered to the micro porous layer. In addition, the first and second adhering parts contain materials of which contact angles with the substrate or the micro porous layer are different from each other, respectively.
    Type: Grant
    Filed: September 11, 2014
    Date of Patent: December 19, 2017
    Assignees: Hyundai Motor Company, Korea Advanced Institute of Science and Technology
    Inventors: Byeong Heon Jeong, Bo Ki Hong, Taek Soo Kim, Sanwi Kim
  • Method for providing telepresence using avatars, and system and computer-readable recording medium using the same
    Patent number: 9843772
    Abstract: A method for providing telepresence by employing avatars is provided. The method includes steps of: (a) a corresponding location searching part determining a location in a first space where an avatar Y? corresponding to a human Y in a second space will be placed, if a change of a location of the human Y in the second space is detected from an initial state, by referring to (i) information on the first space and the second space and (ii) information on locations of the humans X and Y, and the avatar X? in the first and the second spaces; and (b) an avatar motion creating part creating a motion of the avatar Y? by referring to information on the determined location where the avatar Y? will be placed.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: December 12, 2017
    Assignees: Korea Advanced Institute Of Science And Technology, Center Of Human-Centered Interaction For Coexistence
    Inventors: Sung Hee Lee, Bum Jae You
  • OPTICAL PACKAGE USING V-SHAPED OR CURVED REFLECTOR, AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20170351043
    Abstract: An optical package according to an embodiment includes a substrate comprising any one of a photodetector or an optical grating coupler and a light source, and a reflector arranged on or over the substrate to reflect light waves radiated from the light source and transmit the reflected light waves to any one of the photodetector or the optical grating coupler.
    Type: Application
    Filed: August 17, 2016
    Publication date: December 7, 2017
    Applicant: Korea Advanced Institute of Science and Technology
    Inventors: HyoHoon Park, Jong-Hun Kim, Seonghwan Kim
  • MULTIPHASE POWER SUPPLY HAVING SINGLE COMPARATOR
    Publication number: 20170353160
    Abstract: A multiphase power supply includes a multiphase converter including first and second converters having differing operating phases, each of the first and second converters configured to convert input power into driving power, and transmit the driving power to a power amplifier, a detector configured to detect a voltage based on the driving power, and a duty controller configured to compare an error voltage between an envelope signal of an input signal input into the power amplifier and the detected voltage and sawtooth wave signals having different phases from each other to generate duty control signals, wherein the duty controller compares the error voltage and the sawtooth wave signals with each other using a single comparator.
    Type: Application
    Filed: January 9, 2017
    Publication date: December 7, 2017
    Applicants: SAMSUNG ELECTRO-MECHANICS CO., LTD., Korea Advanced Institute of Science and Technology
    Inventors: Hui Dong GWON, Gyu Hyeong CHO, Jeong Hoon KIM