Patents by Inventor Jae-Ho Choi

Jae-Ho 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).

  • Cleaning device
    Patent number: 10470633
    Abstract: A cleaning device includes an inhalation unit to generate inhalation force to inhale air into a main body, the inhalation unit comprising: an impeller that is rotatable; an impeller cover having an inlet damper formed therein; and a return channel that is coupled to the impeller cover so that the impeller is capable of being accommodated in the return channel and that is directly coupled to the impeller so that air passing through the impeller is capable of being introduced into the return channel, the return channel comprising: an inner frame; and an outer frame at an outer side of the inner frame so as to be spaced apart from the inner frame.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: November 12, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun Kim, Sang Won Lee, Dong Suk Ko, Jin Hyung Park, Eung Ryeol Seo, Hyeon Joon Oh, Joo Yong Lee, Jae Ho Choi, Kwang Su Heo
  • AIRBAG APPARATUS FOR VEHICLE
    Publication number: 20190263347
    Abstract: An airbag apparatus for a vehicle includes: an airbag cushion disposed in the vehicle to be in front of an occupant, the airbag cushion inflating rearwards toward the occupant and laterally upon deployment; a plurality of restraint tethers, each of which having: a first end connected to a front side of the airbag cushion; and a second end connected to a rear end portion or a side end portion of the airbag cushion, each of the plurality of restraint tethers restraining inflation of the airbag cushion to determine a shape of the airbag cushion upon full deployment; and a cushion adjusting mechanism configured to selectively cut or not cut the plurality of restraint tethers upon the deployment, such that a first cushion portion of the airbag cushion inflates more than a second cushion portion of the airbag cushion.
    Type: Application
    Filed: September 5, 2018
    Publication date: August 29, 2019
    Inventor: Jae Ho CHOI
  • CENTER CURTAIN AIRBAG FOR VEHICLE
    Publication number: 20190241148
    Abstract: A center curtain airbag for a vehicle may include an upper cushion device configured to be deployed from a roof device of the vehicle into a space between a front seat and a rear seat when an inflator operates; a lower cushion device connecting and communicating with the upper cushion device and configured to extend downwardly from the upper cushion device; and a guide tether including a first end portion coupled to the upper cushion device or the roof device, and a second end portion coupled to a lower end portion of the lower cushion device, the guide tether being configured to provide, when the lower cushion device along with the upper cushion device is deployed, a pulling force to the lower cushion device so that the lower cushion device may be deformed to protrude toward the front and rear seats.
    Type: Application
    Filed: June 13, 2018
    Publication date: August 8, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Pyoung Sik SHIN, Jae Ho Choi
  • DIFFUSER FOR COMPRESSOR
    Publication number: 20190226493
    Abstract: A diffuser for a compressor includes a body having a ring shape and including: a fluid inflow face extending along a radial direction of the diffuser; and a rim bent from the fluid inflow face; main vanes formed on the fluid inflow face and the rim to guide fluid; and at least one splitter vane disposed between adjacent main vanes of the main vanes to guide the fluid.
    Type: Application
    Filed: September 5, 2018
    Publication date: July 25, 2019
    Applicant: HANWHA AEROSPACE CO., LTD.
    Inventors: Jae Ho CHOI, Se Mi KIM
  • Semiconductor device
    Patent number: 10355099
    Abstract: A plurality of gate electrodes is stacked on an upper surface of a substrate in a direction perpendicular to an upper surface of the substrate. A channel region penetrates through the plurality of gate electrodes to extend perpendicularly to the upper surface of the substrate. A gate dielectric layer includes a tunneling layer, a charge storage layer and a blocking layer that are sequentially disposed between the channel region and the plurality of gate electrodes. The charge storage layer includes a plurality of doping elements and a plurality of deep level traps generated by the plurality of doping element. A concentration distribution of the plurality of doping elements in a thickness direction of the charge storage layer is non-uniform.
    Type: Grant
    Filed: January 14, 2018
    Date of Patent: July 16, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eun Yeoung Choi, Jun Kyu Yang, Young Jin Noh, Jae Young Ahn, Jae Hyun Yang, Dong Chul Yoo, Jae Ho Choi
  • Display device and manufacturing method thereof
    Patent number: 10325944
    Abstract: The present inventive concept relates to a display device and a manufacturing method thereof. A display device according to an exemplary embodiment of the present inventive concept includes: a substrate; a first gate conductor provided on the substrate; and a gate insulator provided on the first gate conductors, wherein edges of the first gate conductor are recessed from edges of the first gate insulator, and the edges of the first gate insulator are respectively parallel with the edges of the first gate conductor.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: June 18, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young Jae Jeon, Jae-Hyun Park, Sang Ju Lee, Jae Ho Choi, Hye Won Hyeon
  • APPARATUS FOR MANAGING FOLDER AND METHOD FOR THE SAME
    Publication number: 20190171619
    Abstract: Disclosed is a folder management apparatus including a memory and a processor electrically connected to the memory. The processor is configured to detect access of a user terminal and to display at least one folder permitted to be accessed by the user terminal along with a folder badge corresponding to the folder, wherein, when update histories including modification and new generation with respect to the folder permitted to be accessed by the user terminal are generated, the folder badge indicates the number of update histories which have not been yet read by the user terminal among the update histories.
    Type: Application
    Filed: December 4, 2018
    Publication date: June 6, 2019
    Applicants: DELTA PDS CO., LTD.
    Inventor: Jae Ho CHOI
  • SMART LOG FILE MANAGEMENT DEVICE AND METHOD
    Publication number: 20190129956
    Abstract: A smart log file management device includes: a memory and a processor electrically connected to the memory, the processor being configured to: create a system log message containing information about an update to a folder or a file in the folder, if the folder or file is updated by a user terminal; create a user log message containing information about the user related to the update to the folder of file; and create a smart log message containing association analysis information which is statistical information obtained by analyzing either or both of the system log message and the user log message.
    Type: Application
    Filed: October 31, 2018
    Publication date: May 2, 2019
    Applicants: DELTA PDS CO., LTD.
    Inventor: Jae Ho CHOI
  • FOLDER-BASED FILE MANAGEMENT DEVICE AND METHOD
    Publication number: 20190129974
    Abstract: A folder-based file management device includes: a memory and a processor electrically connected to the memory, the processor being configured to: sense a user terminal's access to a folder; provide a list of files in the folder the user terminal is given access to; and provide file badges for the files to which the user terminal is given access. The file badges indicate the number of file updates not read by the user terminal that are made when a file the user terminal is given access to is uploaded or updated.
    Type: Application
    Filed: October 31, 2018
    Publication date: May 2, 2019
    Applicants: DELTA PDS., LTD.
    Inventor: Jae Ho CHOI
  • VARIABLE CONTROL APPARATUS FOR AIRBAG OF VEHICLE
    Publication number: 20190111880
    Abstract: A variable control apparatus for an airbag of a vehicle includes: a plurality of tethers each of which having one side coupled to a front sheath among a plurality of sheaths of an airbag cushion, each of the plurality of tethers formed to have a length shorter than a distance between the front sheath and a rear sheath when the airbag cushion is fully deployed; a release mechanism provided at a rear sheath side of the airbag cushion, connected to the respective other sides of the plurality of tethers, and selectively releasing a tether among the plurality of tethers upon an operation of the release mechanism; and a controller configured to variably control a deployment shape of the airbag cushion by operating the release mechanism based on a collision direction of the vehicle, a seat state of a seat of the vehicle, or a sitting posture of a passenger in the vehicle.
    Type: Application
    Filed: November 30, 2017
    Publication date: April 18, 2019
    Inventor: Jae Ho Choi
  • Liquid crystal display and a method of measuring a capacitance of a liquid crystal display
    Patent number: 10216051
    Abstract: A liquid crystal display including: a display area which includes an upper substrate, a lower substrate, pixels and a liquid crystal layer interposed between the upper and lower substrates; and a measuring unit including a tag portion, a common voltage applying portion, and a pixel voltage applying portion, in which the common voltage applying portion and the tag portion, and the pixel voltage applying portion and the tag portion are connected to each other, a data conductor, a common electrode, a passivation layer, and a pixel electrode are disposed on the common voltage applying portion with substantially the same thickness as at least one of the pixels of the display area, a first part of the data conductor of the common voltage applying portion directly contacts the pixel electrode, and a second part of the data conductor of the common voltage applying portion directly contacts the common electrode.
    Type: Grant
    Filed: September 22, 2014
    Date of Patent: February 26, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yu-Jin Jeon, Jae-Hyun Park, Jae Ho Choi, Sung Chul Hong
  • ONLINE INSTANTIABLE MESSAGE REPOSITORY PROCESSING APPARATUS AND METHOD
    Publication number: 20190026306
    Abstract: Provided is an online instantiable message repository processing apparatus and method. The online instantiable message repository processing apparatus includes a memory and a processor electrically connected to the memory. Here, the processor receives an open request of an online instantiable message repository which is instantiable into a chat room participated by at least one participant and associated with a conversation thread and implemented as a computer file, resumes the chat room when the online instantiable message repository is successfully opened, and updates the online instantiable message repository when a conversation message including a message sender and a message content is added to the chat room associated with the conversation thread.
    Type: Application
    Filed: July 17, 2018
    Publication date: January 24, 2019
    Applicants: DELTA PDS CO., LTD.
    Inventor: Jae Ho CHOI
  • SEMICONDUCTOR DEVICE
    Publication number: 20180366554
    Abstract: A plurality of gate electrodes is stacked on an upper surface of a substrate in a direction perpendicular to an upper surface of the substrate. A channel region penetrates through the plurality of gate electrodes to extend perpendicularly to the upper surface of the substrate. A gate dielectric layer includes a tunneling layer, a charge storage layer and a blocking layer that are sequentially disposed between the channel region and the plurality of gate electrodes. The charge storage layer includes a plurality of doping elements and a plurality of deep level traps generated by the plurality of doping element. A concentration distribution of the plurality of doping elements in a thickness direction of the charge storage layer is non-uniform.
    Type: Application
    Filed: January 14, 2018
    Publication date: December 20, 2018
    Inventors: Eun Yeoung CHOI, Jun Kyu YANG, Young Jin NOH, Jae Young AHN, Jae Hyun YANG, Dong Chul YOO, Jae Ho CHOI
  • AIRBAG APPARATUS FOR VEHICLE
    Publication number: 20180334129
    Abstract: An airbag apparatus for a vehicle may include an airbag cushion configured to be provided with a vent hole for discharging inflation gas therein to the outside; a flap configured to have an external circumferential surface partially coupled to the airbag cushion along a rim of the vent hole; and a tether configured to have one end portion penetrating through the vent hole of the airbag cushion to be coupled to an internal side surface of the flap and be partially supported on an internal side surface of the airbag cushion to pull the flap when the airbag cushion is fully deployed, to close the vent hole and release a tensile force when the airbag cushion is loaded to deploy the flap outwardly of the airbag cushion by the inflation gas, to open the vent hole.
    Type: Application
    Filed: November 1, 2017
    Publication date: November 22, 2018
    Applicants: Hyundai Motor Company, Kia Motors Corp.
    Inventors: Kyung Taek LIM, Jun Yeol Choi, Jae Ho Choi
  • Curtain airbag for vehicle
    Patent number: 10131314
    Abstract: A curtain airbag for a vehicle may include a curtain airbag cushion; a venting chamber that fills a space between an end portion of a frontal airbag on the door window side and an A pillar; and a first vent opening formed in a portion of the venting chamber, the portion being near the door window.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: November 20, 2018
    Assignee: Hyundai Motor Company
    Inventors: Joo Seon Yoo, Jae Ho Choi
  • RESIN COMPOSITION AND MANUFACTURING METHOD OF COATING LAYER USING THE SAME
    Publication number: 20180320020
    Abstract: A resin composition according to an exemplary embodiment of the present disclosure includes a first polyol represented by Chemical Formula 1, a second polyol represented by Chemical Formula 2, and a polyisocyanate, wherein the first polyol and the second polyol have a linear structure without a side chain. each of Y1 to Y4 is H or OH—, at least one of Y1 and Y2 is OH—, at least one of Y3 and Y4 is OH—, each of X1 to X3 is independently a C1-C20 alkyl group, the alkyl group includes or does not include an unsaturated bond, —CH2— in the alkyl group may be substituted or unsubstituted with —CHOH—, and each of n and m is independently 1 to 200.
    Type: Application
    Filed: April 11, 2018
    Publication date: November 8, 2018
    Inventors: Sung KIM, Hyun Sook KIM, Sung-Chan JO, Kyung Lae RHO, Soo Im JEONG, Seung Kyu LEE, Jang Hwan JEONG, Jae Ho CHOI, Soon Jong KIM, Seong Gea KIM, Jae Duck JUNG, Dong Hyeok OH, Kyoung Seok CHO
  • FORKLIFT SYSTEM AND CONTROL METHOD THEREOF
    Publication number: 20180312382
    Abstract: An exemplary embodiment of the present disclosure provides a forklift system. The system includes a vehicle body of a forklift; a fork configured to be vertically movable at one side of the vehicle body; a sensor unit; and a control unit. The sensor unit is configured to be disposed at a front end portion of the fork to detect an external object. The control unit is configured to control movement of the vehicle body or the position of the fork according to a detection signal generated by the sensor unit.
    Type: Application
    Filed: December 1, 2017
    Publication date: November 1, 2018
    Applicants: HYUNDAI MOTOR COMPANY, KIA Motors Corporation
    Inventors: Euihyun KIM, Jae Ho CHOI, Jung Su GONG, Jung Whan YEUM, Sangduck HAN
  • Apparatus and method for providing social network service
    Patent number: 10116755
    Abstract: A method of providing a service includes receiving, from a user terminal, a first request to search for a service provider, a second request to display a newsfeed screen, or a third request to display a home screen; and providing a result corresponding to the received first, second, or third request. When the first request is received, providing of the result corresponding to the received first request includes providing a list of service providers searched for according to the first request such that a service provider recommended by more friends is set to have a higher exposure priority on the list. The friends correspond to other user accounts designated to have a first relation with a first user account which is the user's account.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: October 30, 2018
    Assignee: NAVER Corporation
    Inventors: Kwang Hyun Kim, Chang Bong Kim, Jae Ho Choi, Woong Seon Yoo, Keun Chan Park, Ki Hyuk Hong, Woo Hyun Jin, Dong Hyun Joo
  • Curtain airbag for vehicle
    Patent number: 10065593
    Abstract: A curtain airbag for a vehicle may include a curtain airbag cushion divided into an upper cushion and a lower cushion, a folding portion at the upper cushion, and a door panel tether having a first end fixed to the folding portion and a second end fixed to a car body, in which when the curtain airbag inflates, a door side of the upper cushion may be pressed by the tension of the door panel tether and the upper cushion turns inward.
    Type: Grant
    Filed: July 19, 2016
    Date of Patent: September 4, 2018
    Assignees: Hyundai Motor Company, Kia Motors Corp.
    Inventors: Jae Ho Choi, Tae In Kim
  • Method of driving 3D shutter glasseses (spectacles), a shutter spectacles apparatus for performing the method and display apparatus having the shutter spectacles apparatus
    Patent number: 10062360
    Abstract: According to an example embodiment, a 3D providing set of shutter glasses are operated so as to extend their open times beyond a limited duration when the lighting source (e.g., backlighting unit) is providing light and to thus include in the image perceived by the user a proportional amount of ambient light that is directed to and through the shutter glasses during the extended opening time. In one embodiment, a timing control part determines an average grayscale value for each to be displayed image from the received image data and the timing control part correspondingly controls an open time for simultaneously opening the left eye shutter part and the right eye shutter part of the shutter glasses according to the determined average grayscale value of the image data.
    Type: Grant
    Filed: January 25, 2013
    Date of Patent: August 28, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Bo-Ram Kim, Jae-Ho Choi