Patents by Inventor Sung Woo Choi

Sung 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: 10583586
    Abstract: An imprint mold includes a substrate; a pattern on the substrate and having a multi-layered structure; and an etch stop layer between an upper layer and a lower layer of the pattern.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: March 10, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Sung-Woo Choi, Chul-Ho Kim, Yun-Ho Kook
  • Patent number: 10499349
    Abstract: A method and user equipment for transmitting a message of a random access procedure in a multi-beam system includes: transmitting and retransmitting a message 1 of the RA procedure through a first beam of a plurality of transmission beams of the UE based on power ramping; and retransmitting, if one or more Msg. 2 (RAR) is not successfully received corresponding to the message 1 transmission/retransmission, the message 1 through a second beam of the plurality of transmission beams after switching the first beam to the second beam at a second power level which is the same as or higher than a first power level of the first beam.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: December 3, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Bing Hui, Il Gyu Kim, Junhyeong Kim, Gosan Noh, Hee Sang Chung, Sung Woo Choi
  • Patent number: 10446722
    Abstract: A white light emitting device includes a substrate, a first light emitting diode configured to emit first blue light having a peak intensity at a wavelength within the range of 445 nm to 455 nm, a second light emitting diode configured to emit second blue light having a peak intensity at a wavelength within the range of 465 nm to 495 nm, and a wavelength conversion unit configured to convert portions of the first blue light and the second blue light, and to provide white light formed by a combination of the converted portions of the first blue light and the second blue light with unconverted portions of the first blue light and the second blue light. The wavelength conversion unit includes a first wavelength conversion material configured to emit first light having a peak intensity at a wavelength within the range of 520 nm to 560 nm, and a second wavelength conversion material configured to emit second light having a peak intensity at a wavelength within the range of 600 nm to 645 nm.
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: October 15, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Woo Choi, Cho Hui Kim, Jeong Eun Yun, Chul Soo Yoon
  • Publication number: 20190256106
    Abstract: An autonomous driving control apparatus that informs the driver of a departure of a front vehicle may include a front vehicle recognition device configured to recognize behavior information related to a front vehicle, a driver monitoring device configured to detect whether a driver is gazing at a front side thereof, and a processor configured to determine a time point of notification of a departure of the front vehicle in consideration of whether the driver is gazing at the front side thereof and the behavior of the front vehicle when recognizing the departure of the front vehicle through the front vehicle recognition device while a host vehicle and the front vehicle are stopped.
    Type: Application
    Filed: May 22, 2018
    Publication date: August 22, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Kyoung Jun LEE, Doo Jin Um, Dong Gu Lee, Dong Eon Oh, Hyun Jae Yoo, Beom Jun Kim, Dae Young Kim, Young Min Han, Seung Geon Moon, Sung Woo Choi, Chan II Park, Sung Yoon Yeo, Hoi Won Kim, Min Chul Kang
  • Publication number: 20190256085
    Abstract: An apparatus for setting a speed of a vehicle is provided. The apparatus includes a first camera, a second camera, a navigation, and a processor. The processor detects inattention of a driver of the vehicle based on an operation for a steering device of the vehicle, an operation for a deceleration device of the vehicle, an operation for an acceleration device of the vehicle, or an image obtained by the first camera. The processor also obtains information associated with a lane of a road in which the vehicle is traveling and information associated with a surrounding vehicle based on an image obtained by the second camera, a heading angle of the vehicle, a speed of the vehicle, a yaw rate of the vehicle, a trajectory of the surrounding vehicle, or a curvature of the road, obtained by the navigation, and performs deceleration control.
    Type: Application
    Filed: November 29, 2018
    Publication date: August 22, 2019
    Inventors: Hoi Won Kim, Doo Jin Um, Dong Gu Lee, Dong Eon Oh, Hyun Jae Yoo, Beom Jun Kim, Dae Young Kim, Young Min Han, Seung Geon Moon, Sung Woo Choi, Chan Il Park, Sung Yoon Yeo, Kyoung Jun Lee, Min Chul Kang
  • Publication number: 20190256083
    Abstract: An apparatus for controlling driving of a vehicle includes a display located in the vehicle, a sensor configured to collect information about a surrounding vehicle, and a processor electrically connected with the display and the sensor, and configured to obtain location information and speed information of at least one surrounding vehicle located on neighboring lanes beside a driving lane where the vehicle is traveling, using the sensor, when the at least one surrounding vehicle is located within a danger distance in a lateral direction of the vehicle, perform avoidance driving for avoiding the at least one surrounding vehicle in the driving lane, and display an indicator corresponding to the avoidance driving on the display.
    Type: Application
    Filed: June 18, 2018
    Publication date: August 22, 2019
    Inventors: Min Chul KANG, Beom Jun KIM, Kyoung Jun LEE, Doo Jin UM, Dong Gu LEE, Dong Eon OH, Hyun-Jae YOO, Dae Young KIM, Young Min HAN, Seung Geon MOON, Sung Woo CHOI, Chan-Il PARK, Sung Yoon YEO, Jee Young KIM, Hoi Won KIM
  • Publication number: 20190202472
    Abstract: An apparatus for automatically controlling a driving assist function of a vehicle includes a sensing device to sense surrounding information and driving information of the vehicle and a state of a driver, a controller to determine whether an automatic activation condition for automatically activating the driving assist function is satisfied, based on the surrounding information and the driving information of the vehicle, which are acquired from the sensing device, and the sensed driver state, and automatically activate the driving assist function when the automatic activation condition is satisfied.
    Type: Application
    Filed: May 31, 2018
    Publication date: July 4, 2019
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Dong Gu LEE, Kyoung Jun LEE, Doo Jin UM, Dong Eon OH, Hyun Jae YOO, Beom Jun KIM, Dae Young KIM, Young Min HAN, Seung Geon MOON, Sung Woo CHOI, Chan Il PARK, Sung Yoon YEO, Hoi Won KIM, Min Chul KANG
  • Publication number: 20190189863
    Abstract: A wavelength-converting film includes a sintered body formed of a mixture of a wavelength-converting material and a glass composition. The wavelength-converting material includes a quantum dot having a core-shell structure and a protective layer coating a surface of the quantum dot. A shell of the quantum dot contains at least one of Zn, S, and Se, the protective layer does not contain S and Se, and the glass composition includes a SnO2—P2O5—SiO2-based composition.
    Type: Application
    Filed: July 24, 2018
    Publication date: June 20, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sung Woo CHOI, Jeong Rok OH, Jeong Eun YUN, Chul Soo YOON
  • Publication number: 20190176831
    Abstract: An apparatus for controlling a lane change in a vehicle is provided. The apparatus includes: a turn signal module to receive an input for a turn signal, a navigation module to obtain map information, a display to output a user interface, and a processor electrically connected with the turn signal lever, the navigation module, and the display. The processor recognizes a diverging section located on a road where the vehicle is traveling, based on the map information obtained by the navigation module when a lane change command is received via the turn signal module, determines whether the vehicle is able to change a driving lane of the vehicle to a diverging lane in the diverging section based on a speed of the vehicle, and controls the vehicle to enter the diverging lane when the vehicle is able to change the driving lane.
    Type: Application
    Filed: August 10, 2018
    Publication date: June 13, 2019
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Seung Geon MOON, Kyoung Jun LEE, Doo Jin UM, Dong Gu LEE, Dong Eon OH, Hyun Jae YOO, Beom Jun KIM, Dae Young KIM, Young Min HAN, Sung Woo CHOI, CHAN IL PARK, Sung Yoon YEO, Hoi Won KIM, Min Chul KANG
  • Publication number: 20190180626
    Abstract: An apparatus configured for determining an intention to cut in in a vehicle may include a navigation module, a camera, a radar configured to obtain data about an external vehicle, a sensor configured to obtain data about behavior of the vehicle, and a processor configured to be electrically connected to the navigation module, the camera, the radar, and the sensor, wherein the processor is configured to obtain information associated with at least a portion of a road environment, traffic, or road curvature based on data obtained using at least a portion of the navigation module, the camera, the radar, or the sensor and adjust a parameter for determining an intention for a surrounding vehicle which is traveling in a second lane adjacent to a first lane where the vehicle is traveling to cut in, based on the obtained information.
    Type: Application
    Filed: September 10, 2018
    Publication date: June 13, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dae Young Kim, Kyoung Jun Lee, Doo Jin Um, Dong Gu Lee, Dong Eon Oh, Hyun-Jae Yoo, Beom Jun Kim, Young Min Han, Seung Geon Moon, Sung Woo Choi, Chan-II Park, Sung Yoon Yeo, Hoi Won Kim, Min Chul Kang
  • Patent number: 10312419
    Abstract: A white light emitting device may include a blue light emitting diode configured to emit blue light and a plurality of wavelength conversion materials configured to convert the blue light into light having different wavelengths based on being excited by the blue light, and emit white light based on the converting, wherein the emitted white light is associated with an Illuminating Engineering Society (IES) TM-30-15 Fidelity Index (Rf) in a range of 78 to 89, an IES TM-30-15 Chroma Change by Hue Index Rcs15 in a range of 7% to 16%, and an IES TM-30-15 Chroma Change by Hue Index Rcs16 in a range of 7% to 16%, and a color difference between a reflection spectrum of a white specimen of the emitted white light, and International Commission on Illumination (CIE) Standard illuminant D65, that is equal to or less than 106.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: June 4, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong Rok Oh, Jeong Eun Yun, Sung Woo Choi, Cho Hui Kim, Chul Soo Yoon
  • Publication number: 20190159259
    Abstract: An operation method of a terminal in a communication system includes receiving a message from a base station, the message including physical random access channel (PRACH) configuration information indicating a PRACH slot; determining a start symbol to which a PRACH is mapped among symbols constituting the PRACH slot based on a type of the PRACH slot; mapping the PRACH from the start symbol in the PRACH slot; and transmitting the PRACH mapped to the PRACH slot to the base station.
    Type: Application
    Filed: November 6, 2018
    Publication date: May 23, 2019
    Inventors: Jun Hyeong KIM, Bing HUI, Il Gyu KIM, Go San NOH, Hee Sang CHUNG, Sung Woo CHOI
  • Publication number: 20190126977
    Abstract: A lateral acceleration limiting device may include a processor configured to calculate current lateral acceleration of a vehicle, predict forward lateral acceleration, and determine whether the prediction lateral acceleration and the current lateral acceleration are greater than a predetermine reference value, a controller communicatively connected to the processor and configured to determine whether to generate a warning or whether to adjust steering torque, depending on a result determined by the processor, and a steering torque adjusting device communicatively connected to the processor and configured to adjust the steering torque depending on control of the controller.
    Type: Application
    Filed: April 4, 2018
    Publication date: May 2, 2019
    Inventors: Hoi Won KIM, Kyoung Jun LEE, Doo Jin UM, Dong Gu LEE, Dong Eon OH, Hyun Jae YOO, Beom Jun KIM, Dae Young KIM, Young Min HAN, Seung Geon MOON, Sung Woo CHOI, Chan Il PARK, Sung Yoon YEO, Jee Young KIM, Min Chul KANG
  • Patent number: 10272947
    Abstract: A system for generating a path when a travel lane of a driver's vehicle is changed, may include a detector configured to recognize line information on a front side of the driver's vehicle, an input device configured to input a lane changing command of the driver's vehicle, and a controller configured to generate a lane changing path using vehicle behavior information generated based on the lane changing command and the line information and target behavior information, and to compare a time period until the driver's vehicle overlaps a line when the driver's vehicle changes the line and a time period which is set to maintain a current travel lane to control the lane changing path.
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: April 30, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chan Il Park, Beom Jun Kim, Kyoung Jun Lee, Doo Jin Um, Dong Gu Lee, Dong Eon Oh, Hyun Jae Yoo, Min Chul Kang, Dae Young Kim, Young Min Han, Seung Geon Moon, Sung Woo Choi, Sung Yoon Yeo, Jee Young Kim, Hoi Won Kim
  • Publication number: 20190104552
    Abstract: A method of performing, by a device, a random access procedure in a radio communication system includes: receiving from a base station RACH configuration information; and transmitting a first message based on the received RACH configuration information. Herein, a plurality of SSBs may be in association with a plurality of preambles, and the first message may be transmitted in a time domain through a plurality of RACH resources.
    Type: Application
    Filed: September 12, 2018
    Publication date: April 4, 2019
    Inventors: Bing HUI, Il Gyu KIM, Jun Hyeong KIM, Go San NOH, Hee Sang CHUNG, Sung Woo CHOI
  • Publication number: 20190103523
    Abstract: A white light emitting device includes a substrate, a first light emitting diode configured to emit first blue light having a peak intensity at a wavelength within the range of 445 nm to 455 nm, a second light emitting diode configured to emit second blue light having a peak intensity at a wavelength within the range of 465 nm to 495 nm, and a wavelength conversion unit configured to convert portions of the first blue light and the second blue light, and to provide white light formed by a combination of the converted portions of the first blue light and the second blue light with unconverted portions of the first blue light and the second blue light. The wavelength conversion unit includes a first wavelength conversion material configured to emit first light having a peak intensity at a wavelength within the range of 520 nm to 560 nm, and a second wavelength conversion material configured to emit second light having a peak intensity at a wavelength within the range of 600 nm to 645 nm.
    Type: Application
    Filed: May 23, 2018
    Publication date: April 4, 2019
    Inventors: Sung Woo CHOI, Cho Hui KIM, Jeong Eun YUN, Chul Soo YOON
  • Publication number: 20190061526
    Abstract: An apparatus for automatically setting a speed of a vehicle may include a path guide device configured to obtain information related to a location of the vehicle, a type of a road corresponding to the location, and a speed limit of the road corresponding to the location and a controller configured to be electronically connected to the path guide device, wherein the controller is configured to activate an automatic setting mode for setting a setting speed for autonomous driving of the vehicle to a speed limit of a road corresponding to a current location of the vehicle, when the vehicle enters another type of road from the specified type of road in a state where the automatic setting mode is activated, release the automatic setting mode, and activate the automatic setting mode.
    Type: Application
    Filed: November 24, 2017
    Publication date: February 28, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chan Il Park, Beom Jun Kim, Kyoung Jun Lee, Doo Jin Um, Dong Gu Lee, Dong Eon Oh, Hyun Jae Yoo, Min Chul Kang, Dae Young Kim, Young Min Han, Seung Geon Moon, Sung Woo Choi, Sung Yoon Yeo, Jee Young Kim, Hoi Won Kim
  • Publication number: 20190061819
    Abstract: A system for generating a path when a travel lane of a driver's vehicle is changed, may include a detector configured to recognize line information on a front side of the driver's vehicle, an input device configured to input a lane changing command of the driver's vehicle, and a controller configured to generate a lane changing path using vehicle behavior information generated based on the lane changing command and the line information and target behavior information, and to compare a time period until the driver's vehicle overlaps a line when the driver's vehicle changes the line and a time period which is set to maintain a current travel lane to control the lane changing path.
    Type: Application
    Filed: November 15, 2017
    Publication date: February 28, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chan IL Park, Beom Jun Kim, Kyoung Jun Lee, Doo Jin Um, Dong Gu Lee, Dong Eon Oh, Hyun Jae Yoo, Min Chul Kang, Dae Young Kim, Young Min Han, Seung Geon Moon, Sung Woo Choi, Sung Yoon Yeo, Jee Young Kim, Hoi Won Kim
  • Publication number: 20190061780
    Abstract: A driving assist system for a vehicle using navigation information includes: a navigation device providing navigation information; a controller determining whether the vehicle deviates from a navigation route based on a driving lane of the vehicle at or near a junction of a highway, and when the controller determines that the vehicle deviates from the navigation route, performing at least one driving assist operation based on information of a road on which the vehicle is currently driving; and a display device displaying the information of the road on which the vehicle is currently driving.
    Type: Application
    Filed: November 17, 2017
    Publication date: February 28, 2019
    Inventors: Young Min Han, Beom Jun Kim, Kyoung Jun Lee, Doo Jin Um, Dong Gu Lee, Dong Eon Oh, Hyun Jae Yoo, Min Chul Kang, Dae Young Kim, Seung Geon Moon, Sung Woo Choi, Chan Il Park, Sung Yoon Yeo, Jee Young Kim, Hoi Won Kim
  • Publication number: 20190047621
    Abstract: A lane keeping assist method and system may include determining a driving state of a vehicle according to a state of a lane change in which an intention of a driver is reflected after a turn signal is applied, adjusting a criterion for driver override depending on an error between a driving path of the vehicle and a target path according to the driving state of the vehicle, comparing a steering torque of the driver with the adjusted criterion to determine activation or cancellation of the driver override, minimizing the driver's discomfort in the steering operation when the driver intentionally changes the lane.
    Type: Application
    Filed: October 31, 2017
    Publication date: February 14, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Beom Jun KIM, Kyoung Jun LEE, Doo Jin UM, Dong Gu LEE, Dong Eon OH, Hyun Jae YOO, Min Chul KANG, Dae Young KIM, Young Min HAN, Seung Geon MOON, Sung Woo CHOI, Chan II PARK, Sung Yoon YEO, Jee Young KIM, Hoi Won KIM