KR102267335B9 - Method for detecting a speed employing difference of distance between an object and a monitoring camera - Google Patents

Method for detecting a speed employing difference of distance between an object and a monitoring camera

Info

Publication number
KR102267335B9
KR102267335B9 KR1020190061262A KR20190061262A KR102267335B9 KR 102267335 B9 KR102267335 B9 KR 102267335B9 KR 1020190061262 A KR1020190061262 A KR 1020190061262A KR 20190061262 A KR20190061262 A KR 20190061262A KR 102267335 B9 KR102267335 B9 KR 102267335B9
Authority
KR
South Korea
Prior art keywords
detecting
distance
monitoring camera
employing difference
speed employing
Prior art date
Application number
KR1020190061262A
Other languages
Korean (ko)
Other versions
KR20200064873A (en
KR102267335B1 (en
Inventor
박종배
지현묵
정정필
임영호
권혁섭
Original Assignee
주식회사 케이티앤씨
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 케이티앤씨 filed Critical 주식회사 케이티앤씨
Priority to EP19211900.6A priority Critical patent/EP3660808A1/en
Priority to US16/875,409 priority patent/US11367349B2/en
Publication of KR20200064873A publication Critical patent/KR20200064873A/en
Application granted granted Critical
Publication of KR102267335B1 publication Critical patent/KR102267335B1/en
Publication of KR102267335B9 publication Critical patent/KR102267335B9/en

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/052Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/052Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
    • G08G1/054Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed photographing overspeeding vehicles
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01PMEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/36Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
    • G01P3/38Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light using photographic means
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10Complex mathematical operations
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/20Image preprocessing
    • G06V10/22Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/40Extraction of image or video features
    • G06V10/42Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00Scenes; Scene-specific elements
    • G06V20/50Context or environment of the image
    • G06V20/52Surveillance or monitoring of activities, e.g. for recognising suspicious objects
    • G06V20/54Surveillance or monitoring of activities, e.g. for recognising suspicious objects of traffic, e.g. cars on the road, trains or boats
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/017Detecting movement of traffic to be counted or controlled identifying vehicles
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/017Detecting movement of traffic to be counted or controlled identifying vehicles
    • G08G1/0175Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/04Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00Scenes; Scene-specific elements
    • G06V20/60Type of objects
    • G06V20/62Text, e.g. of license plates, overlay texts or captions on TV images
    • G06V20/625License plates
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V2201/00Indexing scheme relating to image or video recognition or understanding
    • G06V2201/08Detecting or categorising vehicles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Algebra (AREA)
  • Pure & Applied Mathematics (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Traffic Control Systems (AREA)
KR1020190061262A 2018-11-29 2019-05-24 Method for detecting a speed employing difference of distance between an object and a monitoring camera KR102267335B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP19211900.6A EP3660808A1 (en) 2018-11-29 2019-11-27 Method of detecting speed using difference of distance between object and monitoring camera
US16/875,409 US11367349B2 (en) 2018-11-29 2020-05-15 Method of detecting speed using difference of distance between object and monitoring camera

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20180150258 2018-11-29
KR1020180150258 2018-11-29

Publications (3)

Publication Number Publication Date
KR20200064873A KR20200064873A (en) 2020-06-08
KR102267335B1 KR102267335B1 (en) 2021-06-22
KR102267335B9 true KR102267335B9 (en) 2022-03-15

Family

ID=80820715

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020190061262A KR102267335B1 (en) 2018-11-29 2019-05-24 Method for detecting a speed employing difference of distance between an object and a monitoring camera

Country Status (1)

Country Link
KR (1) KR102267335B1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11216689B2 (en) * 2019-07-29 2022-01-04 Waymo Llc Detection of emergency vehicles
KR102445138B1 (en) * 2020-09-28 2022-09-20 인하대학교 산학협력단 Image based speed control system using deep learning
KR102523451B1 (en) * 2020-11-27 2023-04-26 주식회사 하이드로셈 Devices and Methods for Measuring Flow Velocity of River Based on Drone Imaging
KR102446235B1 (en) * 2020-12-16 2022-09-23 주식회사 이누리 Speed measuring device
CN113433339B (en) * 2021-06-17 2023-09-08 武汉唯理科技有限公司 Speed measuring method and system based on double cameras, computer equipment and readable medium
KR102436731B1 (en) * 2021-10-22 2022-08-26 주식회사 엘리소프트 System and Method for Recognising Parked or Temporary-Stopped Vehicles on the Road by Recognising Number Plate
KR102439856B1 (en) * 2022-02-10 2022-09-01 유호진 Speed detector using variable rate of license plate image and sensing distance
KR102537818B1 (en) * 2022-03-22 2023-05-26 박진용 Traffic information management system for enhancing accuracy of sensing vehicle speed
KR102447798B1 (en) * 2022-07-06 2022-09-27 (주)토페스 Method for calculating number panel of vehicle, and method for calculating vehicle speed using the same
KR102633942B1 (en) * 2023-06-26 2024-02-07 (주)트루엔 Method and electronic device for correcting velocity of object
KR102619100B1 (en) * 2023-06-29 2023-12-27 주식회사 휴데이터스 Method and device for cracking down on illegal vehicles

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100442422B1 (en) * 2003-04-30 2004-07-30 건아정보기술 주식회사 A system for sensising the speed of vehicles and method thereof
JP2008176472A (en) * 2007-01-17 2008-07-31 Park 24 Co Ltd Vehicle matching system, computer program, and vehicle matching method
KR20160100788A (en) * 2015-02-16 2016-08-24 한국전자통신연구원 Apparatus and method for measuring speed of moving object
KR20170088692A (en) * 2016-01-25 2017-08-02 렉스젠(주) Device and Method for Calculating Vehicle Speed by Image

Also Published As

Publication number Publication date
KR20200064873A (en) 2020-06-08
KR102267335B1 (en) 2021-06-22

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Legal Events

Date Code Title Description
E902 Notification of reason for refusal
AMND Amendment
E601 Decision to refuse application
X091 Application refused [patent]
AMND Amendment
X701 Decision to grant (after re-examination)
GRNT Written decision to grant
G170 Re-publication after modification of scope of protection [patent]