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 cameraInfo
- 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
Links
- 238000000034 method Methods 0.000 title 1
- 238000012544 monitoring process Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
- G08G1/054—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed photographing overspeeding vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
- G01P3/38—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light using photographic means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/42—Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
- G06V20/54—Surveillance or monitoring of activities, e.g. for recognising suspicious objects of traffic, e.g. cars on the road, trains or boats
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
- G06V20/625—License plates
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V2201/00—Indexing scheme relating to image or video recognition or understanding
- G06V2201/08—Detecting 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)
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)
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)
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 |
-
2019
- 2019-05-24 KR KR1020190061262A patent/KR102267335B1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20200064873A (en) | 2020-06-08 |
KR102267335B1 (en) | 2021-06-22 |
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Legal Events
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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] |