Patents by Inventor Yong-Woo Choi

Yong-Woo Choi 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: 20200025351
    Abstract: A light-emitting device includes an emission array including a plurality of light-emitting elements and a partition wall. The emission array includes a first region and a second region adjacent to each other. The partition wall is configured to isolate the first region and the second region from each other, such that the partition wall at least partially defines the first region in the emission array. The first region is associated with a first emission factor and the second region is associated with a second emission factor, the second emission factor different from the first emission factor.
    Type: Application
    Filed: June 27, 2019
    Publication date: January 23, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yong-min KWON, Pun-jae CHOI, Geun-woo KO, Jong-hyun LEE
  • Publication number: 20200006820
    Abstract: Disclosed is a cooling jacket configured to be disposed close to one surface of a battery cell to absorb heat of the battery cell, the cooling jacket including a cooling plate and a plurality of cooling channels extending therein. The plurality of cooling channels include a coolant supply manifold channel and a coolant discharge manifold channel respectively disposed at first and second sides of the cooling plate and each extending in a longitudinal direction from an inside of the cooling plate to an outside of the cooling plate so that one end thereof is exposed to the outside of the cooling plate; and non-uniform cooling channels spaced apart from each other by a predetermined distance and each having first and second ends respectively connected to the coolant supply manifold channel and the coolant discharge manifold channel, the non-uniform cooling channels having widths that are non-uniform in the longitudinal direction.
    Type: Application
    Filed: August 9, 2018
    Publication date: January 2, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Hun Cha, Sang-Il Son, Yong-Seok Choi, Sang-Woo Ryu
  • Patent number: 10513433
    Abstract: The present disclosure discloses the laminated ceramic chimp component including an element part having a ceramic main body and an internal electrode placed in the ceramic main body; an external electrode part having a first external electrode and a second external electrode, the first and second external electrodes being provided with side electrodes covering both side surfaces of the ceramic main body, respectively, upper electrodes covering portions of both sides of an upper surface of the ceramic main body, respectively, and lower electrodes covering portions of both sides of a lower surface of the ceramic main body, respectively; and a nano thin film layer formed of electric insulation material and applied to a region including the upper electrodes, the method for manufacturing the same and the atomic layer deposition apparatus for the same.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: December 24, 2019
    Assignees: HONGIK UNIVERSITY INDUSTRY-ACADEMIC CORPORATION FOUNDATION, MAX TECH CO., LTD.
    Inventors: Jin Ha Hwang, Dae Bum Park, Yong Jo Choo, Hyun Suk Kim, Da Hee Park, Myeong Hee Ko, Kyoung Woo Kwon, Hee Su Hwang, Jeong Wan Choi
  • Publication number: 20190385504
    Abstract: Embodiments of the present disclosure relate to a display driving device and a display device including the same. The display driving device includes a source driving circuit configured to convert image data of respective channels into source signals; a polarity control circuit configured to receive polarity data for the respective channels, and generate a polarity control signal for controlling polarities of the source signals depending on a logic combination of the polarity data; and a multiplexer circuit configured to output the source signals to data lines in response to the polarity control signal.
    Type: Application
    Filed: June 13, 2019
    Publication date: December 19, 2019
    Applicant: SILICON WORKS CO., LTD.
    Inventors: Hyun Woo JEONG, Kwang Myoung KANG, Yong Min KIM, Ha Na CHOI, Da Sol WON, Se Hyuk AN
  • Publication number: 20190371223
    Abstract: An image shift control method including generating image position information by using sample data of first image data; and determining a movement direction and a movement amount of an image by using the image position information.
    Type: Application
    Filed: August 16, 2019
    Publication date: December 5, 2019
    Inventors: Byung Ki Chun, Hyun Seuk Yoo, Jun Gyu Lee, Won Woo Jang, Yong Seok Choi
  • Publication number: 20190341616
    Abstract: Provided is an electrode active material slurry including a clustered complex and a slurry, wherein the clustered complex includes an electrode active material, a solid electrolyte, a conductive material, and a first binder, and the slurry includes a solvent and a second binder. The electrode active material slurry may include the clustered complex including the first binder and the slurry including the second binder so as to decrease a surface area of the overall complex, such that adhesion property with the current collector may be sufficiently secured even by using a small amount of binder, and performance of the all-solid secondary battery may be further improved.
    Type: Application
    Filed: July 15, 2019
    Publication date: November 7, 2019
    Inventors: Yong Sub Yoon, Hong Seok Min, Kyung Su Kim, Oh Min Kwon, Dong Wook Shin, Sung Woo Noh, Lak Young Choi
  • Publication number: 20190339191
    Abstract: A light sensing device, according to an embodiment, for sensing light emitted from a light source, and reflected or scattered from an object comprises: a light transmitting member; and a light sensing unit disposed on the light transmitting member, wherein the light sensing unit comprises: a light transmitting region; a first electrode layer; a semiconductor layer; and a second electrode layer, wherein the semiconductor layer comprises: a first semiconductor layer disposed around the light-transmitting region; and a second semiconductor layer disposed outside the first semiconductor layer.
    Type: Application
    Filed: December 29, 2017
    Publication date: November 7, 2019
    Inventors: Sun Woo KIM, Yong Jun KO, Ki Min LEE, Joo Seung CHOI
  • Patent number: 10469866
    Abstract: Disclosed is a video decoding method including: obtaining a disparity vector having components in sub-pixel unit for interlayer prediction between images belonging to a current layer and a reference layer; determining a position of an integer pixel of the reference layer corresponding to a position indicated by the disparity vector obtained from the position of a current pixel of the current layer; and decoding the image of the current layer by using prediction information on a candidate area of the reference layer corresponding to the determined position of the integer pixel.
    Type: Grant
    Filed: April 7, 2014
    Date of Patent: November 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-woo Park, Jin-young Lee, Jae-won Yoon, Byeong-doo Choi, Ho-cheon Wey, Yong-jin Cho
  • Publication number: 20190326349
    Abstract: A semiconductor light-emitting device includes a plurality of light-emitting device structures separated from each other and arranged in a matrix form. A pad region at least partially surrounds the plurality of light-emitting device structures. The pad region is disposed outside of the plurality of light-emitting device structures. A partition structure is disposed on a first surface of the plurality of light-emitting device structures and is further disposed between adjacent light-emitting device structures of the plurality of light-emitting device structures. The partition structure defines a plurality of pixel spaces within the plurality of light-emitting device structures. A fluorescent layer is disposed on the first surface of the plurality of light-emitting device structures and fills each of the plurality of pixel spaces.
    Type: Application
    Filed: March 1, 2019
    Publication date: October 24, 2019
    Inventors: YONG-MIN KWON, GEUN-WOO KO, JUNG-WOOK LEE, JONG-HYUN LEE, PUN-JAE CHOI
  • Publication number: 20190326560
    Abstract: A method for manufacturing a display device including forming a lower electrode on a substrate; depositing a first insulation layer thereon; forming a semiconductor layer that overlaps the lower electrode thereon; depositing a second insulation layer thereon; forming a gate electrode and an etching prevention layer that overlap the semiconductor layer thereon; depositing a third insulation layer thereon; forming a first conductor that overlaps the gate electrode thereon; depositing a fourth insulation layer thereon; forming a photosensitive film patterns thereon by depositing a photosensitive film and exposing and developing the photosensitive film such that portions of the photosensitive film are removed in a first area, a second area, and a third area; etching the third insulation layer using the patterns as an etching mask; etching the etching prevention layer by using the patterns as an etching mask; and etching the first insulation layer using the patterns as an etching mask.
    Type: Application
    Filed: November 29, 2018
    Publication date: October 24, 2019
    Inventors: Myoung Geun CHA, Sang Gun CHOI, Joon Woo BAE, Ji Yeong SHIN, Yong Su LEE
  • Patent number: 10451661
    Abstract: A digital frequency measuring apparatus includes a frequency divider dividing an input frequency signal and providing a divided frequency signal; a period counter counting clock cycles in a period of the divided frequency signal using a clock signal and providing a period count value for each period; and a digital filter amplifying the period count value using an accumulated gain, converting an amplified period count value into a frequency, and providing a first digital output value. The digital filter determines the accumulated gain using a predetermined stage number and a predetermined decimator factor.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: October 22, 2019
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jong Woo Lee, Joo Hyoung Lee, Je Hyuk Ryu, Woo Young Choi, Yong Woon Ji, Soo Woong Lee, Byung Joo Hong, Joo Yul Ko
  • Patent number: 10442034
    Abstract: A wafer cutting apparatus includes a stage to support a wafer, a cutter, and a sensor. The cutter irradiates the wafer with a beam in a first direction to cut the wafer. The sensor is spaced apart from the cutter in a second direction different from the first direction, and measures a spaced distance between the wafer and the cutter. The sensor measures the spaced distance between the wafer and the cutter along a second cutting line parallel to a first cutting line while the cutter cuts the wafer along the first cutting line on the wafer.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: October 15, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyoung Whan Oh, Yeon Woo Choi, In Hwan Kim, Won Ki Park, Ho Youl Lee, Yong Won Choi
  • Patent number: 10442927
    Abstract: Disclosed is a flame-retardant polyphenylene ether resin composition having high rigidity and high impact strength. More particularly, disclosed is a flame-retardant polyphenylene ether resin composition having high rigidity and high impact strength which enhances environmental stress cracking resistance and impact resistance, compared to general materials, while exhibiting superior mechanical strength such as flame retardancy, tensile strength, flexural strength, flexural modulus, etc. through addition of particularly glass fiber, maleic anhydride-grafted polyphenylene ether, a thermoplastic styrenic elastomer, an ethylene terpolymer and an epoxy resin to a polyphenylene ether resin, and thus, may be used as a material of automobile battery cell modules or electric/electronic components.
    Type: Grant
    Filed: December 4, 2015
    Date of Patent: October 15, 2019
    Assignees: Hyundai Motor Company, Hyundai EP CO., Ltd.
    Inventors: Sang Soo Jeon, Seung Woo Choi, Tae Seung Lee, Hee Gu Yeo, Yong Ki Hwang, Dong Bum Seo
  • Patent number: 10448050
    Abstract: Provided are multilayer video encoding/decoding methods and apparatuses. A multilayer video decoding method may comprise obtaining, from a bitstream, information indicating a maximum size of a decoded picture buffer (DPB) with respect to a layer set comprising a plurality of layers; determining a size of the DPB with respect to the layer set based on the obtained information indicating the maximum size of the DPB; and storing a decoded picture of the layer set in the DPB of the determined size.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: October 15, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byeong-doo Choi, Min-woo Park, Jin-young Lee, Yong-jin Cho, Chan-yul Kim, Ho-cheon Wey
  • Publication number: 20190313088
    Abstract: The present invention relates to a rotating inspector for a camera module. The rotating inspector includes a rotary table having one or more socket units on which the camera module mounted; a plurality of inspection devices disposed around the rotary table to inspect the camera module; test boards disposed on the rotary table, each of test boards being connected to the one or more socket units, respectively to control the camera module and generate inspection data for the camera module; a first data processing unit disposed on the rotary table and analyzing the inspection data to generate result data for possible defects of the camera module; a second data processing unit disposed outside the rotary table, the second data processing unit being configured to receive the result data and to sort and store the received data; and a data transmission unit transmitting the result data generated in the first data processing unit to the second data processing unit.
    Type: Application
    Filed: January 20, 2019
    Publication date: October 10, 2019
    Applicant: ISMEDIA Co., Ltd.
    Inventors: Seong Cheol HONG, Dong Choon KIM, Sung Oh YIM, Yong Woo HAN, Eun Seok SHIN, Cheon Su MUN, Min Seog CHOI
  • Patent number: 10438965
    Abstract: Disclosed are a semiconductor device and a manufacturing method thereof. According to the semiconductor device and the manufacturing method thereof according to exemplary embodiments of the present invention, after the dopant source layer is uniformly deposited on a channel layer of the device with the 3-dimensional vertical structure by the plasma-enhanced atomic layer deposition (PEALD) method, the deposited dopant source layer is heat-treated so that the dopants are diffused into the channel layer to function as charge carriers, thereby preventing the charges in the channel layer from being reduced. According to the exemplary embodiments of the present invention, the diffusion speed and concentration of the dopant may be controlled by forming the barrier layer between the channel layer and the dopant source layer.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: October 8, 2019
    Assignee: ASM IP Holding B.V.
    Inventors: Young Jae Kim, Seung Woo Choi, Yong Min Yoo
  • Publication number: 20190304474
    Abstract: An encoding/decoding apparatus and method for controlling a channel signal is disclosed, wherein the encoding apparatus may include an encoder to encode an object signal, a channel signal, and rendering information for the channel signal, and a bit stream generator to generate, as a bit stream, the encoded object signal, the encoded channel signal, and the encoded rendering information for the channel signal.
    Type: Application
    Filed: June 20, 2019
    Publication date: October 3, 2019
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jeong ll SEO, Seung Kwon BEACK, Dae Young JANG, Kyeong Ok KANG, Tae Jin PARK, Yong Ju LEE, Keun Woo CHOI, Jin Woong KIM
  • Patent number: 10431133
    Abstract: An image shift control method including generating image position information by using sample data of first image data; and determining a movement direction and a movement amount of an image by using the image position information.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: October 1, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Ki Chun, Hyun Seuk Yoo, Jun Gyu Lee, Won Woo Jang, Yong Seok Choi
  • Patent number: 10411247
    Abstract: A fabrication method of an electrode for an all solid cell includes: providing a sulfide-based solid electrolyte; forming a coating layer on a surface of the sulfide-based solid electrolyte by heating a nonmetallic oxide at 300 to 700° C.; forming electrode slurry by mixing an electrode active material, the sulfide-based solid electrolyte formed with the coating layer, and a conductive material with a polar solvent; casting the electrode slurry on at least one surface of an electrode current collector; removing the polar solvent by heating the cast electrode slurry at 100 to 300° C.; and removing the coating layer by heating the electrode slurry from which the polar solvent is removed at 300 to 700° C.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: September 10, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Oh Min Kwon, Yong Sub Yoon, Sung Woo Noh, Sun Ho Choi, Jin Oh Son, Dong Wook Shin, Chan Hwi Park
  • Patent number: 10411294
    Abstract: Disclosed is a method of manufacturing an all-solid state battery. The method includes coating a first slurry or composition having on a substrate to form a first electrolyte layer a predetermined thickness, coating a second slurry or composition on the first electrolyte layer to form a second electrolyte layer having a predetermined thickness, laminating an electrode layer on the second electrolyte layer, bonding the electrode layer to the second electrolyte layer through pressing, and removing the substrate from the first electrolyte layer. The first slurry or composition of the first electrolyte layer has content of a binder less than that of the second slurry or composition of the second electrolyte layer, and thus, the substrate may be easily removed from the first electrolyte layer.
    Type: Grant
    Filed: June 14, 2016
    Date of Patent: September 10, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Industry-University Cooperation Foundation Hanyang University
    Inventors: Yong Sub Yoon, Hong Seok Min, Kyung Su Kim, Oh Min Kwon, Dong Wook Shin, Sung Woo Noh, Lak Young Choi