Patents by Inventor Jun Hwan An

Jun Hwan 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).

  • SILICON PRECURSOR COMPOUND, PREPARATION METHOD THEREFOR, AND SILICON-CONTAINING FILM FORMATION METHOD USING SAME
    Publication number: 20210269463
    Abstract: The present application relates to a silicon precursor compound, a method for preparing the silicon precursor compound, a precursor composition for depositing a silicon-containing oxide thin film or nitride thin film, the precursor composition comprising the silicon precursor compound, and a method for depositing a silicon-containing oxide thin film or nitride thin film using the precursor composition.
    Type: Application
    Filed: May 14, 2021
    Publication date: September 2, 2021
    Inventors: Jin Sik KIM, Myeong Ho KIM, Mi Hee LEE, Byung Kwan KIM, Jun Hwan CHOI, Sungwoo AHN, Yun Gyeong YI
  • Systems for selectively feeding chunk polysilicon or granular polysilicon in a crystal growth chamber
    Patent number: 11085126
    Abstract: A feed assembly supplies polysilicon to a growth chamber for growing a crystal ingot from a melt. An example system includes a housing having support rails for receiving one of a granular tray and a chunk tray and a feed material reservoir positioned above the support rails to selectively feed one of either the granular tray or the chunk tray. A valve mechanism and pulse vibrator are also disclosed.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: August 10, 2021
    Assignees: GlobalWafers Co., Ltd., Daevac International Co., Ltd.
    Inventors: Seok Min Yun, Seong Su Park, Jun Hwan Ji, Won-Jin Choi, UiSung Jung, Young Jung Lee, Tae Su Koo, Sung-Jin Kim
  • Motor using printed circuit board and method for manufacturing the same
    Patent number: 11070102
    Abstract: A motor using a printed circuit board may include: a first base part forming a first circuit board on which a coil pattern is printed; a second base part forming a second circuit board on which the coil pattern is printed, the second base part spaced apart from the first base part; and a plurality of side parts forming side circuit boards on which the coil pattern is printed, the plurality of side parts connected to the first base part and the second base part, respectively, such that the coil pattern successively connects the first base part, the second base part, and the plurality of side parts.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: July 20, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jun Hwan Park, Seok Won Lee
  • Shared vehicle service providing method performed by server communicating with user device of passenger and autonomous vehicle
    Patent number: 11062416
    Abstract: According to an aspect of the present disclosure, provided is a shared vehicle service providing method based on a shared vehicle management server communicating with a shared vehicle and a user device. Also provided is a shared vehicle service providing method for managing an article of a shared vehicle user on the basis of a shared vehicle management server. More specifically, provided is a shared vehicle service providing method in which a shared vehicle management server manages dispatch of a shared vehicle and an article of a user on the basis of data acquired from the shared vehicle and a user device.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: July 13, 2021
    Assignee: SOS Lab Co., Ltd.
    Inventors: Jun Hwan Jang, Hyo Jung Jang
  • Laser emitting unit and lidar device using the same
    Patent number: 11063408
    Abstract: A vertical cavity surface emitting laser (VCSEL) array, comprising: a first sub-array includes a plurality of VCSEL units arranged along a first axis, and wherein the first sub-array includes: a first VCSEL unit includes a first upper contact and a first bottom contact; and a second VCSEL unit includes a second upper contact and a second bottom contact; a first contact electrically connected to the first upper contact and the second bottom contact; and a second contact electrically connected to the second upper contact and the first bottom contact, wherein the first VCSEL unit is operated when a first voltage is applied to the first contact and a second voltage smaller than the first voltage is applied to the second contact, and wherein the second VCSEL unit is operated when the second voltage is applied to the first contact and the first voltage is applied to the second contact.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: July 13, 2021
    Assignee: SOS Lab Co., Ltd.
    Inventors: Jun Hwan Jang, Hee Sun Yoon, Chan M Lim, Hoon Il Jeong, Chang Mo Jeong, Jai Hi Cho
  • METHOD FOR FABRICATING SEMICONDUCTOR DEVICE
    Publication number: 20210188628
    Abstract: Disclose is a method for fabricating a semiconductor device. The method includes: forming a groove such as by etching one side surface of a first substrate; attaching a second substrate including a silicon layer on the etched surface of the first substrate formed with the hollow groove; etching the second substrate so as to leave substantially only the silicon layer; forming a thin film structure on the surface of silicon layers of the second substrate; and separating the second substrate formed with the thin film structure from the first substrate. For example, the groove structure may be formed in the lower portion of the device in the process of fabricating the semiconductor device to facilitate the final device separation.
    Type: Application
    Filed: December 22, 2020
    Publication date: June 24, 2021
    Inventors: Jun Hwan Choi, Chi Yeon Kim
  • METHOD FOR PRODUCING DUAL FUNCTION PROTEINS AND ITS DERIVATIVES
    Publication number: 20210188936
    Abstract: A method for producing a dual function protein includes a biologically active protein and an FGF21 mutant protein. The method allows stable production of a target protein by effectively preventing decomposition of the target protein, and thus has a high potential for commercial usage.
    Type: Application
    Filed: April 20, 2018
    Publication date: June 24, 2021
    Applicant: YUHAN CORPORATION
    Inventors: Byung Hyun CHOI, In Hwan LIM, Jun Young PARK, Jin Hyoung LEE, Ki Hong KIM, Hae Yong JO, Jun Hwan KIM, Moo Young SONG, Jong Gyun KIM
  • Operation method for communication node transmitting system information in communication network
    Patent number: 11044758
    Abstract: An operation method for a communication node transmitting system information in a communication network is an operation method for a base station which transmits system information in a communication network, and includes: configuring information on a request time when system information is requested and a transmission time when the system information is transmitted in a communication network; transmitting a message including the configured information on the request time and the transmission time by using a broadcast-based method; receiving, from at least one user equipment included in the communication network, a message requesting the system information on the basis of the request time; and transmitting a message including the system information to the at least one user equipment on the basis of the transmission time.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: June 22, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jung Hoon Lee, Min Hyun Kim, Ji Hyung Kim, Cheul Soon Kim, Sung Hyun Moon, Ju Ho Park, Jun Hwan Lee
  • Power Conversion Apparatus for Multi-Voltage Charging
    Publication number: 20210178920
    Abstract: A power conversion apparatus for multi-voltage charging is provided. The power conversion apparatus includes a housing, a motor connecting terminal disposed at one side of the housing, a relay having a first end electrically connected to the motor connecting terminal, and a capacitor having a first terminal electrically connected to a second end of the relay, and second and third terminals respectively connected to positive and negative terminals of an external battery, wherein the motor connecting terminal, the relay, and the first, second and third terminals are disposed within the housing along an outer edge of the housing.
    Type: Application
    Filed: August 18, 2020
    Publication date: June 17, 2021
    Inventors: Ki Jong Lee, Sang Cheol Shin, Young Seul Lim, Ji Woong Jang, Yoo Jong Lee, Jun Hwan Kim, Seong Min Lee
  • Semiconductor device and method for fabricating the same
    Patent number: 11037985
    Abstract: A semiconductor device includes a first electrode and a first carbon layer on the first electrode. A switch layer is disposed on the first carbon layer and a second carbon layer is disposed on the switch layer. At least one tunneling oxide layer is disposed between the first carbon layer and the second carbon layer. The device further includes a second electrode on the second carbon layer.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: June 15, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong Jun Seong, Jun Hwan Paik, Hyung Jong Jeong
  • HETEROCYCLIC DERIVATIVES AND USE THEREOF
    Publication number: 20210155594
    Abstract: The present invention relates to novel heterocyclic compounds useful in preparing drugs for the prevention or treatment of diseases associated with STAT3 protein. Specifically, these drugs are useful in the prevention or treatment of solid tumors, blood cancers, radiation or drug-resistant cancers, metastatic cancers, inflammatory diseases, immune system diseases, diabetes, macular degeneration, papillomavirus infections and tuberculosis.
    Type: Application
    Filed: May 31, 2019
    Publication date: May 27, 2021
    Inventors: Chan Hee PARK, Jun Hwan IM, Soon Ok LEE, Sang Hwi LEE, Kwang Seok KO, Byung Ho KIM, Hyung Jo MOON, Jae Ill KIM, Heon Kyu PARK, Yeon Ju HONG
  • VARIABLE WHEELED VEHICLE
    Publication number: 20210155312
    Abstract: A vehicle includes a main body configured to allow a user to ride on the main body, two driving wheels rotatably coupled to the main body, and a controlling wheel part rotatably coupled to the main body to control a direction of the vehicle in which the main body travels at a specific drive velocity by making contact with a ground surface to rotate about a vertical direction in a three-wheel mode. The main body includes a seat part formed to receive the user in a seated position, a steering part configured to obtain an inclination degree to perform steering based on the inclination degree in which the user seated on the seat part is inclined, in the three-wheel mode, and a post configured to connect the steering part with the seat part.
    Type: Application
    Filed: July 7, 2020
    Publication date: May 27, 2021
    Inventors: Eun Ho Seo, Hun Keon Ko, Jun Hwan Park
  • METHOD AND APPARATUS FOR TRANSMITTING OR RECEIVING CONTROL CHANNEL IN COMMUNICATION SYSTEM
    Publication number: 20210144747
    Abstract: A method and apparatus for transmitting or receiving a control channel in a communication system. A method for transmitting control information by a base station includes: configuring a control resource set including a plurality of REGs; interleaving, on a frequency axis, the plurality of REGs included in the control resource set; configuring an REG pool including at least two interleaved REGs; configuring at least one CCE in the REG pool; and transmitting control information through a search space configured by the at least one CCE. Therefore, the present invention improves performance of a communication system.
    Type: Application
    Filed: January 22, 2021
    Publication date: May 13, 2021
    Inventors: Sung Hyun MOON, Jun Hwan LEE, Jung Hoon LEE, Ji Hyung KIM, Ju Ho PARK, Cheul Soon KIM, Min Hyun KIM
  • OBJECT RECOGNITION METHOD AND OBJECT RECOGNITION DEVICE PERFORMING THE SAME
    Publication number: 20210124960
    Abstract: Provided is an object recognition device for performing object recognition on a field of view (FoV). The object recognition device includes a light detection and ranging (LiDAR) data acquisition module configured to acquire data for the FoV from a sensor configured to project the FoV with a laser and receive reflected light, and a control module configured to perform object recognition on an object of interest in the FoV using an artificial neural network, wherein the control module includes a region of interest extraction module configured to acquire region of interest data based on acquired intensity data for the FoV, and an object recognition module configured to acquire object recognition data using an artificial neural network, and recognize the object of interest for the FoV.
    Type: Application
    Filed: November 15, 2019
    Publication date: April 29, 2021
    Inventors: Yong Yi LEE, Deok Yun JANG, Jun Hwan JANG
  • OMNIDIRECTIONAL WHEEL AND THREE-WHEELED VEHICLE USING THE SAME
    Publication number: 20210114404
    Abstract: An omnidirectional wheel and a three-wheeled vehicle using the same are provided. The omnidirectional wheel includes a tire that is formed in the shape of an open torus having an open portion and a main rotation unit that is connected to the tire to rotate the tire about a main rotation axis passing through the center of an inner opening formed in a circular hole shape by the tire. A circumferential rotation unit connects opposite ends of the tire that form the open portion therebetween and rotates the tire about a circumferential axis formed in a circumferential direction of the tire to move the tire in a direction parallel to the main rotation axis.
    Type: Application
    Filed: October 14, 2020
    Publication date: April 22, 2021
    Inventors: Joo Young Chun, Eun Ho Seo, Hun Keon Ko, Jun Hwan Park
  • Transmission method and apparatus using numerology and scheduling method and apparatus using numerology
    Patent number: 10959253
    Abstract: A transmission method of a base station is provided. The base station generates a physical channel or a physical signal using a physical resource block (PRB) that is a resource allocation unit in a frequency domain. The base station transmits the physical channel or the physical signal.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: March 23, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung-Hyun Moon, Cheulsoon Kim, Ji Hyung Kim, Juho Park, Jun Hwan Lee, Minhyun Kim, Junghoon Lee
  • Laser detection device using line beam, and vehicle information recognition method using same
    Patent number: 10948595
    Abstract: A laser beam apparatus that is used for detecting vehicles in an intelligent traffic system according to an embodiment includes: a light source generating a laser beam of a short pulse; an optical transmission system converting the laser beam into a line beam; and an optical reception system receiving a beam dispersed rearward and reflected and returned when the line beam is radiated to a vehicle, and calculating a distance value from a reception time difference between the laser beam and the reflected beam, in which a first lens and a second lens that receive a laser from the light source are sequentially arranged in the optical transmission system, and the length of a horizontal axis of the line beam is increased or decreased to fit to the width of a road to be measured, by adjusting the distance between the light source and the first lens.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: March 16, 2021
    Assignee: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Kyi Hwan Park, Sung Ui Hwang, Jun Hwan Jang, Bum Sik Won
  • VEHICLE USING ECCENTRIC WHEEL
    Publication number: 20210061284
    Abstract: A vehicle includes a vehicle body, at least one wheel includes an annular tire that rotates to drive the vehicle body along a main driving direction, a wheel gear disposed on an inner surface of the tire, and an in-wheel actuator that is connected to the wheel gear and that rotates to rotate the tire, and positioning devices that are fixed to the vehicle body and that rotate the at least one wheel relative to the vehicle body to change positions of the at least one wheel relative to the vehicle body, the at least one wheel being coupled to at least one positioning device so as to be rotatable.
    Type: Application
    Filed: April 15, 2020
    Publication date: March 4, 2021
    Inventors: Hun Keon Ko, Eun Ho Seo, Joo Young Chun, Jun Hwan Park
  • LASER EMITTING UNIT AND LIDAR DEVICE USING THE SAME
    Publication number: 20210066893
    Abstract: A vertical cavity surface emitting laser (VCSEL) array, comprising: a first sub-array includes a plurality of VCSEL units arranged along a first axis, and wherein the first sub-array includes: a first VCSEL unit includes a first upper contact and a first bottom contact; and a second VCSEL unit includes a second upper contact and a second bottom contact; a first contact electrically connected to the first upper contact and the second bottom contact; and a second contact electrically connected to the second upper contact and the first bottom contact, wherein the first VCSEL unit is operated when a first voltage is applied to the first contact and a second voltage smaller than the first voltage is applied to the second contact, and wherein the second VCSEL unit is operated when the second voltage is applied to the first contact and the first voltage is applied to the second contact.
    Type: Application
    Filed: August 28, 2020
    Publication date: March 4, 2021
    Inventors: Jun Hwan JANG, Hee Sun YOON, Chan M LIM, Hoon Il JEONG, Chang Mo JEONG, Jai Hi CHO
  • Apparatus and method for detecting obstacle
    Patent number: 10928517
    Abstract: Provided are an apparatus and a method for detecting an obstacle. The apparatus includes a light-emitting unit configured to emit a plane beam by converting a laser beam into the plane beam having a rectangular shape; a light reception unit configured to receive the laser beam which is emitted from the light-emitting unit and reflected from the obstacle; and a control unit configured to measure a distance to the obstacle by using the laser beam received in the light reception unit. Thus, an obstacle is detected by using the plane beam having a rectangular shape, so that the measurement range may be enlarged upwardly and downwardly.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: February 23, 2021
    Assignee: SOS LAB CO., LTD
    Inventors: Ji Seong Jeong, Jun Hwan Jang, Dong Kyu Kim