Patents by Inventor WOOK CHUNG

WOOK CHUNG 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: 9489586
    Abstract: Disclosed are an apparatus for recognizing a traffic sign and an operating method thereof. The apparatus for recognizing a traffic sign according to an exemplary embodiment of the present invention includes: an image obtaining unit configured to obtain an image from a vehicle to a predetermined range; a region of interest designating unit configured to recognize a traffic sign within the image, and designate an area including the traffic sign as a region of interest; a valid area extracting unit configured to extract a valid area except for an area of a first color from the region of interest, and calculate valid area data; and a similarity calculating unit configured to calculate similarity of the traffic sign by using the valid area data.
    Type: Grant
    Filed: April 27, 2015
    Date of Patent: November 8, 2016
    Assignee: Hyundai Mobis Co., Ltd.
    Inventor: Soon wook Chung
  • Publication number: 20160308842
    Abstract: A method for managing data, comprising: receiving data about information collected by a sensor, in which at least a part of the data is encrypted; and performing an analysis in a state where both non-encrypted section and encrypted section of the data are not decrypted. Also, a method for managing data encryption, comprising: allowing a sensor or an intermediate network device to encrypt at least a part of data about collected information; allowing the sensor or the intermediate network device to transmit the at least partially encrypted data; allowing a data management apparatus to receive the at least partially encrypted transmitted data; allowing the data management apparatus to store the at least partially encrypted received data; and allowing the data management apparatus to perform an analysis in a state where both non-encrypted section and encrypted section of the at least partially encrypted data are not decrypted.
    Type: Application
    Filed: April 14, 2016
    Publication date: October 20, 2016
    Applicant: SAMSUNG SDS CO., LTD.
    Inventors: Min Hyeok CHOE, In Seon YOO, Yeong Seok PARK, Jae Wook CHUNG
  • Patent number: 9469339
    Abstract: An apparatus for controlling a rear wheel steering includes a sensor configured to detect a vehicle speed, a steering angle, yaw rate, and a lateral acceleration of a vehicle; a target yaw rate calculator configured to determine a target yaw rate from information detected by the sensor; a side slip angle estimator configured to estimate a side slip angle from information detected by the sensor; and a rear wheel steering angle control amount calculator configured to determine a rear wheel steering angle control amount by using the yaw rate information detected by the sensor, the target yaw rate calculated by the target yaw rate calculator, and the side slip angle estimated by the side slip angle estimator. The determined rear wheel steering angle control amount is implemented to control the vehicle yaw rate to follow the target yaw rate and the side slip angle to follow 0.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: October 18, 2016
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Rae Wook Chung, Jun Wook Oh, Yang Soo Noh
  • Publication number: 20160272650
    Abstract: Provided are a pyranochromenyl phenol derivative, a pharmaceutically acceptable salt thereof, or a solvate thereof. Also provided is a pharmaceutical composition for preventing or treating metabolic syndrome or inflammatory disease comprising same. The present invention is efficacious in preventing or treating metabolic syndrome or inflammatory disease and is chemically stable.
    Type: Application
    Filed: December 23, 2014
    Publication date: September 22, 2016
    Applicant: ERUM BIOTECHNOLOGIES, INC.
    Inventors: Sang Ku YOO, Jin Wook CHUNG, In Geun JO, Jeong Ho IM, Ku Suk KANG, Jin Young KIM
  • Patent number: 9437399
    Abstract: There is provided plasma equipment including a power supply that supplies a RF power; a chamber in which plasma is generated, and a processing target to processed by the plasma is provided; an antenna coil that is provided on a top surface of the chamber, and is connected to the power supply to receive the RF power; and a resonance coil that is provided to be electrically insulated or cut off from the antenna coil. The resonance coil receives electromagnetic energy applied from the antenna coil to allow a current to flow, and the plasma is generated within the chamber. It is possible to increase the degree of freedom for an installation position of the resonance coil, and it is possible to increase plasma density.
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: September 6, 2016
    Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventors: Chin-Wook Chung, Jin-Young Bang, Hee-Jin Lee
  • Publication number: 20160240733
    Abstract: A semiconductor light emitting device is provided. The semiconductor light emitting device includes: a support substrate; a first layer disposed on the support substrate and applying tensile stress to the support substrate; a bonding layer disposed on the first layer; a second layer disposed on the bonding layer and applying compressive stress to the support substrate; and a light emitting structure disposed on the second layer and including a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer.
    Type: Application
    Filed: February 12, 2016
    Publication date: August 18, 2016
    Inventors: Tae Young PARK, Sang Bum LEE, Pun Jae CHOI, Sung Joon KIM, Jin Wook CHUNG, Se Jun HAN, Su Min HWANGBO
  • Publication number: 20160189373
    Abstract: Provided is a method and apparatus for segmenting airways and pulmonary lobes. An image processing apparatus obtains a first candidate region of an airway from a three-dimensional (3D) human body image by using a region growing method, obtains a second candidate region of the airway based on a directionality of a change in signal intensity of voxels belonging to a lung region segmented from the 3D human body image, segments an airway region by removing noise based on similarity of a directionality of a change in signal intensity of voxels belonging to a third candidate region acquired by combining together the first and second candidate regions.
    Type: Application
    Filed: June 5, 2014
    Publication date: June 30, 2016
    Inventors: Sang Joon PARK, Jin Mo GOO, Jin Wook CHUNG, Doo Hee LEE, Yang Wook KIM
  • Publication number: 20160167705
    Abstract: An apparatus for controlling a rear wheel steering includes a sensor configured to detect a vehicle speed, a steering angle, yaw rate, and a lateral acceleration of a vehicle; a target yaw rate calculator configured to determine a target yaw rate from information detected by the sensor; a side slip angle estimator configured to estimate a side slip angle from information detected by the sensor; and a rear wheel steering angle control amount calculator configured to determine a rear wheel steering angle control amount by using the yaw rate information detected by the sensor, the target yaw rate calculated by the target yaw rate calculator, and the side slip angle estimated by the side slip angle estimator. The determined rear wheel steering angle control amount is implemented to control the vehicle yaw rate to follow the target yaw rate and the side slip angle to follow 0.
    Type: Application
    Filed: October 30, 2015
    Publication date: June 16, 2016
    Inventors: Rae Wook CHUNG, Jun Wook OH, Yang Soo NOH
  • Patent number: 9346942
    Abstract: A thermoplastic resin composition includes a thermoplastic resin including a polycarbonate resin; a siloxane compound represented by Formula 1; and surface-modified hydrophobic silica: wherein R1 and R2 are the same or different and are each independently C1 to C5 alkyl; R3 and R4 are the same or different and are each independently C2 to C10 alkylene; A1 and A2 are the same or different and are each independently a glycidoxy group, an epoxy group, an amine group, a hydroxyl group, a hydrogen atom, a vinyl group, a (meth)acryloyl group, or an aryl group; and n is an integer from 2 to 80. The thermoplastic resin composition can exhibit excellent properties in terms of impact resistance, heat resistance, scratch resistance, surface gloss, mar resistance, and the like.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: May 24, 2016
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Yeon Wook Chung, Yong Hee Kang, Kyu Young Kim, Byeong Yeol Kim, Joong In Kim
  • Publication number: 20160117562
    Abstract: Disclosed are an apparatus for recognizing a traffic sign and an operating method thereof. The apparatus for recognizing a traffic sign according to an exemplary embodiment of the present invention includes: an image obtaining unit configured to obtain an image from a vehicle to a predetermined range; a region of interest designating unit configured to recognize a traffic sign within the image, and designate an area including the traffic sign as a region of interest; a valid area extracting unit configured to extract a valid area except for an area of a first color from the region of interest, and calculate valid area data; and a similarity calculating unit configured to calculate similarity of the traffic sign by using the valid area data.
    Type: Application
    Filed: April 27, 2015
    Publication date: April 28, 2016
    Inventor: Soon wook CHUNG
  • Patent number: 9072293
    Abstract: Disclosed is a method for directly preparing in situ cyclopropenes for inhibiting ethylene action facilitating ripening and aging of plants via reaction of a cyclopropene precursor such as a compound of Formula (2) or Formula (3) with a fluoride (F?) and immediately applying the same to plants, and an aryl group-containing 1-alkylcyclopropene of Formula (6) effective for inhibiting the action of ethylene.
    Type: Grant
    Filed: April 15, 2011
    Date of Patent: July 7, 2015
    Assignee: Erum Biotechnologies Inc.
    Inventors: Sang-Ku Yoo, Jin Wook Chung
  • Publication number: 20150148465
    Abstract: A thermoplastic resin composition includes a thermoplastic resin including a polycarbonate resin; a siloxane compound represented by Formula 1; and surface-modified hydrophobic silica: wherein R1 and R2 are the same or different and are each independently C1 to C5 alkyl; R3 and R4 are the same or different and are each independently C2 to C10 alkylene; A1 and A2 are the same or different and are each independently a glycidoxy group, an epoxy group, an amine group, a hydroxyl group, a hydrogen atom, a vinyl group, a (meth)acryloyl group, or an aryl group; and n is an integer from 2 to 80. The thermoplastic resin composition can exhibit excellent properties in terms of impact resistance, heat resistance, scratch resistance, surface gloss, mar resistance, and the like.
    Type: Application
    Filed: November 26, 2014
    Publication date: May 28, 2015
    Inventors: Yeon Wook CHUNG, Yong Hee KANG, Kyu Young KIM, Byeong Yeol KIM, Joong In KIM
  • Publication number: 20150109948
    Abstract: A method of receiving control information in a wireless communication system includes receiving position information for searching at least one downlink control channel, a downlink control channel carrying control information of at least one user equipment, receiving multiplexed downlink control channel in which a plurality of downlink control channels are sequentially multiplexed and sequentially searching the downlink control channel on the multiplexed downlink control channel according to the position information. The number of detection attempts to detect its own control information can be reduced.
    Type: Application
    Filed: December 2, 2014
    Publication date: April 23, 2015
    Inventors: So Yeon Kim, Min Seok Oh, Ki Hyoung Cho, Seung Hyun Kang, Ji Ae Seok, Ji Wook Chung, Young Seob Lee
  • Publication number: 20150097480
    Abstract: There is provided plasma equipment including a power supply that supplies a RF power; a chamber in which plasma is generated, and a processing target to processed by the plasma is provided; an antenna coil that is provided on a top surface of the chamber, and is connected to the power supply to receive the RF power; and a resonance coil that is provided to be electrically insulated or cut off from the antenna coil. The resonance coil receives electromagnetic energy applied from the antenna coil to allow a current to flow, and the plasma is generated within the chamber. It is possible to increase the degree of freedom for an installation position of the resonance coil, and it is possible to increase plasma density.
    Type: Application
    Filed: May 16, 2013
    Publication date: April 9, 2015
    Inventors: Chin-Wook Chung, Jin-Young Bang, Hee-Jin Lee
  • Patent number: 8991860
    Abstract: Disclosed is an external airbag apparatus. The apparatus includes, a back beam disposed on one surface directed toward a bumper on which an airbag module is disposed. The apparatus additionally includes a deployment guide disposed between the bumper and the back beam, both ends of which are coupled to the back beam, and a middle end of which is supported on the bumper. Furthermore, the apparatus includes a sensor disposed between the deployment guide and the back beam to sense impact when pressed by the deployment guide during impact to the bumper.
    Type: Grant
    Filed: April 4, 2013
    Date of Patent: March 31, 2015
    Assignee: Hyundai Motor Company
    Inventors: Yong Sun Kim, Seoung Hoon Lee, Seung Mok Lee, Jin Ho Bae, Tae Wook Chung
  • Publication number: 20150071780
    Abstract: Provided are a propulsion device for a ship and a ship including the same. The propulsion device for the ship includes: a rear propeller fixed to a rotation shaft; a front propeller that is rotatably supported on the rotation shaft in the front of the rear propeller; at least one bearing interposed in at least one of spaces between a hub of the front propeller and the rotation shaft and between the rotation shaft and a ship body; and an inverse rotation unit that inverts rotation of the rotation shaft, transfers the inverted rotation to the front propeller and includes a gearbox that is accommodated in an installation space formed in a tail of the ship body in a state in which a plurality of gears for implementing inversion of the front propeller are embedded, wherein at least one measurement unit for measuring operating states of the at least one bearing is mounted to the rotation shaft.
    Type: Application
    Filed: April 26, 2013
    Publication date: March 12, 2015
    Applicant: SAMSUNG HEAVY IND. CO., LTD.
    Inventors: Se-Myun Oh, Dong-Hyun Lee, Hyun-Sang Park, Sung-Wook Chung, Jae-Kwon Jung, Nam-Yong Heo
  • Publication number: 20150069851
    Abstract: A transmitter for transmitting wireless power and a wireless power transmitting system having the same in the present invention includes at least one helical or spiral type coil in which one end thereof is in a grounded state and the other end is in the air, wherein the coil wirelessly transmits the power by resonance. The present invention has simpler structure and operates with low frequencies as compared with the existing wireless power transmitting scheme using magnetic resonance, thereby to enhance the efficiency of the power transfer, to reduce the cost for system building, and to easily implement a transmitting section with the multi-channel.
    Type: Application
    Filed: March 18, 2013
    Publication date: March 12, 2015
    Inventors: Chin-Wook Chung, Jin-Young Bang
  • Publication number: 20150030452
    Abstract: Disclosed are a propulsion device for a ship and a ship having same. The propulsion device, according to an embodiment of the present invention, comprises: a rear propeller fixed to a driveshaft; a front propeller positioned in front of the rear propeller, and supported rotably on the driveshaft; and a counter rotation device for reversing and transmitting the rotation of the driveshaft to the front propeller; a motor for rotating the driveshaft; and an housing, which extends from to the lower part of the hull, and which is installed so as to envelope the counter rotation device and the motor.
    Type: Application
    Filed: September 23, 2011
    Publication date: January 29, 2015
    Applicant: SAMSUNG HEAVY IND. CO., LTD.
    Inventors: Jin Suk Lee, Ji Nam Kim, Hyun Sang Park, Hyung Gil Park, Kwang Jun Paik, Dong Hyun Lee, Tae Goo Lee, Sung Wook Chung, Tetsuji Hoshino, Jong Soo Seo, Seung Myun Hwangbo
  • Patent number: 8929302
    Abstract: A method of receiving control information in a wireless communication system includes receiving position information for searching at least one downlink control channel, a downlink control channel carrying control information of at least one user equipment, receiving multiplexed downlink control channel in which a plurality of downlink control channels are sequentially multiplexed and sequentially searching the downlink control channel on the multiplexed downlink control channel according to the position information. The number of detection attempts to detect its own control information can be reduced.
    Type: Grant
    Filed: March 20, 2008
    Date of Patent: January 6, 2015
    Assignee: LG Electronics Inc.
    Inventors: So Yeon Kim, Min Seok Oh, Ki Hyoung Cho, Seung Hyun Kang, Ji Ae Seok, Ji Wook Chung, Young Seob Lee
  • Patent number: 8913548
    Abstract: A frame structure supporting a relay and a method of transmitting control information for supporting a relay system are disclosed. The method of transmitting control information for supporting a relay system comprises configuring a frame to which the relay system is applied; and transmitting a first message to one or more of a mobile station and relay stations, the first message including offset information indicating a beginning time of the frame and zone allocation information indicating configuration of the frame. In this case, a downlink zone of the frame includes a downlink transmit zone and a downlink access zone.
    Type: Grant
    Filed: December 3, 2009
    Date of Patent: December 16, 2014
    Assignee: LG Electronics Inc.
    Inventors: Ae Ran Youn, Jin Sam Kwak, Kyu Jin Park, Ji Wook Chung