Patents by Inventor Jae Woo Choi

Jae 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).

  • Patent number: 10379641
    Abstract: A touch screen apparatus includes: an active area and a non-active area outside the active area; first sensing electrodes arranged along a first direction in the active area; second sensing electrodes arranged along a second direction intersecting the first direction in the active area, the second sensing electrodes being insulated from the first sensing electrodes; and at least one additional sensing electrode separated from the first and second sensing electrodes, the at least one additional sensing electrode being located in the non-active area.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: August 13, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Hyun Lim, Chang Sub Jung, A Ra Jo, Jae Woo Choi
  • Publication number: 20190202560
    Abstract: A workpiece manipulation system to provide high-precision manipulation of a workpiece by an aircraft. The workpiece manipulation system comprises a lifting mechanism to couple with the aircraft, an end-effector, and a processor. The lifting mechanism includes one or more joint actuators to extend or retract the lifting mechanism relative to the aircraft. The end-effector includes an end-effector actuator to control an operation of the end-effector to manipulate the workpiece. The processor is communicatively coupled with the aircraft processor and configured to control operation of the end-effector actuator and the one or more joint actuators. In operation, the processor provides feedback to the aircraft.
    Type: Application
    Filed: December 28, 2017
    Publication date: July 4, 2019
    Inventors: William Bosworth, Devin Richard Jensen, Jae-Woo Choi
  • Publication number: 20190190167
    Abstract: A functional contactor is provided. The functional contactor according to one embodiment of the present invention includes: a conductive elastic portion configured to be in electrical contact with a conductor of an electronic device and have elasticity; and a functional device including a first electrode electrically connected to a circuit board or the conductor of the electronic device and a second electrode on which the conductive elastic portion is laminated through solder. Here, the second electrode includes a stopper in which no electrode is formed to prevent the solder from being introduced into a periphery of a lamination region on which the conductive elastic portion is laminated.
    Type: Application
    Filed: May 12, 2017
    Publication date: June 20, 2019
    Applicant: AMOTECH CO., LTD.
    Inventors: Jae Woo CHOI, Byung Guk LIM, Seong Ha LEE, Yun Suk CHOI, Dong Hun KONG
  • Patent number: 10282010
    Abstract: A display device includes: a display panel including an upper electrode and an encapsulation layer provided on the upper electrode; a touch panel including a first touch electrode and a second touch electrode each facing the upper electrode and positioned between the display panel and a cover window covering the display panel, the first touch electrode being separated from the second touch electrode; an elastic layer provided on the display panel and deforming in response to an applied pressure from a touch; and a touch sensor programmed to detect an applied pressure from a change in gaps between the first and second touch electrodes and the upper electrode due to the applied pressure, and to detect a capacitance between the first touch electrode and the second touch electrode caused by the touch, so as to sense a position of the touch.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: May 7, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Woo Choi, Sang Hyun Lim, Chang Sub Jung, A Ra Jo, Eun Gil Choi
  • Publication number: 20190091165
    Abstract: The present invention relates to a method for preparing nanoparticle of active ingredient using lipid as lubricant in milling process, and more specifically, it relates to a method for preparing active ingredient into nanoparticle, which can be properly used in drugs, cosmetics, functional foods, etc., by pulverizing a mixture comprising the active ingredient and a lipid as a lubricant, and a biocompatible polymer having a glass transition temperature of 80° C. or higher by roll mill, and then removing the lipid used as a lubricant therefrom by using supercritical fluid.
    Type: Application
    Filed: March 26, 2018
    Publication date: March 28, 2019
    Inventors: Kab Sig KIM, Eun Yong LEE, Si On KANG, Jae Woo CHOI, Jeong Kyu KIM, Joo Won PARK, Won Suk LEE, Yong Suk JIN
  • Publication number: 20190092337
    Abstract: An operator monitoring system for use in a ground based vehicle is provided. The operator system includes a monitoring system to collect information regarding one of a state of the vehicle and an environment in which the vehicle is operating. A core platform configured to determine one of a condition or an object based at least in part on information from the monitoring system. A response system configured to generate a warning corresponding to the condition or the object. And an interface to present the warning to an operator.
    Type: Application
    Filed: July 11, 2018
    Publication date: March 28, 2019
    Inventors: Zarrin Khiang-Huey Chua, Jason Christopher Ryan, Roshan Kalghatgi, Jae-Woo Choi
  • Publication number: 20190095725
    Abstract: A vehicle perception system for use in a ground based vehicle, such as a locomotive, is provided. The vehicle perception system includes a vehicle monitoring system to collect information regarding one of a state of the vehicle and an environment in which the vehicle is operating. A controller configured to determine one of a condition or an object based on information from the vehicle monitoring system. A response system configured to generate a warning corresponding to the condition or the object and an interface to present the warning to an operator.
    Type: Application
    Filed: July 13, 2018
    Publication date: March 28, 2019
    Inventors: Roshan Kalghatgi, Jae-Woo Choi, Jason Christopher Ryan, Zarrin Khiang-Huey Chua, Igor Janjic, Eugene H. Nahm
  • Publication number: 20190088156
    Abstract: The subject disclosure relates to a simulation system having an aircraft, a local wireless transceiver, and a simulation computer. The aircraft may include an onboard wireless transceiver and a flight controller operatively coupled with an onboard sensor payload to perceive a physical environment and to generate position and pose data. The simulation computer may be configured to communicate wirelessly with the aircraft via the local wireless transceiver. In operation, the simulation computer may be configured to generate one or more virtual reality sensor inputs and to receive the position and pose data from the aircraft. The simulation computer can be configured to transmit the one or more virtual reality sensor inputs to the flight controller of the aircraft.
    Type: Application
    Filed: July 3, 2018
    Publication date: March 21, 2019
    Inventors: Jae-Woo Choi, James D. Paduano
  • Publication number: 20190074113
    Abstract: Provided are a guide-connected contactor and a portable electronic device comprising same. A guide-connected contactor, according to an embodiment of the present invention, comprises: an elastic conductor which comes in contact with a circuit board of an electronic device or a bracket connected to the circuit board; a functional element which is connected to the elastic conductor and has a first electrode and a second electrode on the upper surface and the lower surface, respectively; and a guide which is plate-shaped, has the functional element connected thereto, and is connected to a groove portion provided on a conductive case of the electronic device.
    Type: Application
    Filed: February 21, 2017
    Publication date: March 7, 2019
    Inventors: Byung Guk LIM, Dong Hun KONG, Jae Woo CHOI, Jae Su RYU
  • Publication number: 20190068953
    Abstract: The subject disclosure relates to a tracking system to mount to an aircraft and to image and track a target aircraft. The tracking system may include a structured light source operatively coupled to a processor, an inertial measurement unit (IMU) operatively coupled with the processor, a mirror to steer light from the light source toward the target aircraft, and a stereo-vision system having a first camera and a second camera. The IMU may be configured to generate position data representing a position of the aircraft. The stereo-vision system may be operatively coupled to the processor and configured to determine a 3D position of the target aircraft as a function of the position data. The processor may be configured to adjust the mirror position as a function of a mirror position.
    Type: Application
    Filed: July 5, 2018
    Publication date: February 28, 2019
    Inventors: Jae-Woo Choi, James D. Paduano
  • Publication number: 20190063881
    Abstract: The subject disclosure relates an aerial defense system to defend against a detected threat. The aerial defense system may comprise a plurality of defensive aircraft, an aircraft storage system to house the plurality of defensive aircraft, an aircraft controller in communication with each of a targeting system and the plurality of defensive aircraft, and a human machine interface (HMI) device to provide operator interaction. In operation, one or more of the plurality of defensive aircraft may engage the detected threat. At least one of the plurality of defensive aircraft may include a target neutralization device to strike, or otherwise engage, the detected threat.
    Type: Application
    Filed: July 2, 2018
    Publication date: February 28, 2019
    Inventors: Boris Abramov, John B. Wissler, Martin Kearney-Fischer, Jason Ryan, Jae-Woo Choi, James D. Paduano
  • Publication number: 20190019423
    Abstract: An automated detection and avoidance system that provides a pilot with high-fidelity knowledge of the aircraft's physical state, and notifies the pilot of any deviations in expected state based on predictive models. The automated detection and avoidance system may include a processor and a sensor payload operatively coupled to the processor to detect a non-cooperative obstacle within a first airspace adjacent the aircraft. The sensor payload may comprise a radar to radially scan the first airspace, and a camera to scan a second airspace within said first airspace.
    Type: Application
    Filed: July 17, 2017
    Publication date: January 17, 2019
    Inventors: Jae-Woo Choi, Jeffrey Saunders, James D. Paduano
  • Publication number: 20190011529
    Abstract: A system for registering multiple point clouds captured by an aircraft is disclosed. The system includes a speckle generator, at least one three-dimensional (3D) scanner, and a processor coupled thereto. In operation, the speckle generator projects a laser speckle pattern onto a surface (e.g., a featureless surface). The at least one 3D scanner scans the surface to generate a plurality of point clouds of the surface and to image at least a portion of the laser speckle pattern. The processor, which is communicatively coupled with the at least one 3D scanner, registers the plurality of point clouds to generate a complete 3D model of the surface based at least in part on the laser speckle pattern.
    Type: Application
    Filed: July 10, 2017
    Publication date: January 10, 2019
    Inventors: Jae-Woo Choi, James Paduano
  • Patent number: 10178744
    Abstract: A street light management method includes: receiving from a server at predetermined intervals and updating at least one of information about a node that is at least one street light, information about a gateway that communicates with the node and the server, and information about a communication channel between the node and the gateway; displaying the node in a corresponding position on a digital map displayed on a screen using position information included in the information about the node and displaying the gateway in a corresponding position on the digital map using position information included in the information about the gateway; and displaying corresponding information in at least one of information display windows on the screen according to the received information or a user operation.
    Type: Grant
    Filed: April 1, 2017
    Date of Patent: January 8, 2019
    Assignee: GIGATERA INC.
    Inventors: Seok Sung, Jae-Woo Choi, Young-Jun Kim
  • Publication number: 20180376550
    Abstract: Provided are an open-mode protection device and an electronic device having the same. An open-mode protection device according to an embodiment of the present invention is connected in parallel to each of a constant current source and a load configured with a light emitting diode (LED). The open-mode protection device comprises a first external electrode connected to one sides of the constant current source and the load; a second external electrode connected to the other sides of the constant current source and the load, and a ground; a protection unit configured to bypass, to the ground through the second external electrode, an overvoltage or an overcurrent flowing into the first external electrode; and a current suppressing unit connected in series to the protection unit and configured to sense a temperature or current of the protection unit and reduce the current of the protection unit as the temperature or current increases.
    Type: Application
    Filed: December 21, 2016
    Publication date: December 27, 2018
    Applicant: AMOTECH CO., LTD.
    Inventors: Jae Wook LEE, Jae Woo CHOI, Hyun Jin JO, Ji Woo MOON
  • Patent number: 10139928
    Abstract: An electronic pen sensing device includes: a substrate including a sensing region and a first sub sensing region, the first sub sensing region having a width smaller than a width of the sensing region; a first closed loop line disposed along edges of the sensing region and wound N times in a first rotation direction from a first node to a second node, and disposed along edges of the first sub sensing region and wound M times in a first rotation direction from the second node to the first node; and a controller configured to calculate a location of an electronic pen based on a first induction current which is output through the first node, wherein N and M are positive integers.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: November 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hyun Lim, Chang-Sub Jung, A-Ra Jo, Jae-Woo Choi
  • Patent number: 9952733
    Abstract: A touch screen panel includes a transparent substrate, a first sensing line and a second sensing line. The first sensing line includes first sensing cells arranged along a first direction and first connection patterns coupling the first sensing cells. The second sensing line includes second sensing cells arranged in a second direction substantially perpendicular to the first direction, and second connection patterns coupling the second sensing cells. At least one of the first and the second sensing cells includes openings and conductive patterns located in the openings.
    Type: Grant
    Filed: February 9, 2017
    Date of Patent: April 24, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwan-Young Han, Chang-Sub Jung, Hwan-Hee Jeong, Sung-Chul Kim, Jae-Woo Choi, Tae-Ik Kim, Hyun-Sik Park
  • Publication number: 20180099348
    Abstract: A tip changer for a spot welding machine includes a first rotation body that has an opening capable of accommodating a welding tip and is capable of rotating around the opening; a second rotation body that is disposed concentrically with the first rotation body and is rotated relative to the first rotation body; and a plurality of nail pieces that are disposed at equal angular intervals along an imaginary circle of the rotation bodies, are swingably connected to the first rotation body by a first connection mechanism, are swingably connected to the second rotation body by a second connection mechanism on a more radially inner side of the second rotation body than the first connection mechanism, and include contact portions on a more radially inner side of the second rotation body than a second connection mechanism.
    Type: Application
    Filed: January 19, 2017
    Publication date: April 12, 2018
    Inventors: Jae Woo Choi, Young Geun Chun, Kyung Hwa Kwak, Seung Woo Park, Seung Jin Oh, Do Seok Yun
  • Publication number: 20180086653
    Abstract: The present invention relates to water treatment process using pyrophylite ceramic membrane which purifies contaminant from wastewater by applying the pyrophylite ceramic membrane with immersion type, more particularly, in the water treatment process using the pyrophylite ceramic membrane including pyrophylite with 80 weight and alumina with 20 weight, characterized that comprises a S-1 step which pyrophylite ceramic membrane 10 is embedded and raw water is supplied to a reactor 100 blocked from outside, a S-2 step which obtains permenate water by operating suction pump 130 connected with the pyrophylite ceramic membrane 10, a S-3 step which recovers gas generated from the reactor 100 and a S-4 step which circulates part of gas generated from the reactor 100 to the reactor 100.
    Type: Application
    Filed: December 13, 2016
    Publication date: March 29, 2018
    Inventors: Chan Hyuk PARK, Yeong Mi JEONG, Sang Hyup LEE, Jae Woo CHOI, Yong Su CHOI
  • Publication number: 20180067608
    Abstract: A stylus pen includes: a conductor; a housing surrounding at least one portion of the conductor, the housing having an insulating property; a pen tip disposed at one end of the housing, the pen tip having conductivity; and a contact member in contact with at least one of the conductor and the pen tip, wherein the conductor and the pen tip are electrically shorted or opened by the contact member.
    Type: Application
    Filed: September 6, 2017
    Publication date: March 8, 2018
    Inventors: Sang Hyun LIM, Chang Sub JUNG, A Ra JO, Jae Woo CHOI