GB2500203B - Traffic state detection - Google Patents

Traffic state detection

Info

Publication number
GB2500203B
GB2500203B GB1204357.6A GB201204357A GB2500203B GB 2500203 B GB2500203 B GB 2500203B GB 201204357 A GB201204357 A GB 201204357A GB 2500203 B GB2500203 B GB 2500203B
Authority
GB
United Kingdom
Prior art keywords
state detection
traffic state
traffic
detection
state
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
GB1204357.6A
Other versions
GB2500203A (en
GB201204357D0 (en
Inventor
Harris Andrew
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AGD Systems Ltd
Original Assignee
AGD Systems Ltd
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 AGD Systems Ltd filed Critical AGD Systems Ltd
Priority to GB1204357.6A priority Critical patent/GB2500203B/en
Publication of GB201204357D0 publication Critical patent/GB201204357D0/en
Publication of GB2500203A publication Critical patent/GB2500203A/en
Application granted granted Critical
Publication of GB2500203B publication Critical patent/GB2500203B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P11/00—Measuring average value of speed
    • G01P11/02—Measuring average speed of number of bodies, e.g. of vehicles for traffic control
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/583—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves and based upon the Doppler effect resulting from movement of targets
    • G01S13/584—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves and based upon the Doppler effect resulting from movement of targets adapted for simultaneous range and velocity measurements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/91—Radar or analogous systems specially adapted for specific applications for traffic control
    • G01S13/92—Radar or analogous systems specially adapted for specific applications for traffic control for velocity measurement
    • 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
    • G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
    • G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
    • G08G1/0116—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from roadside infrastructure, e.g. beacons
    • 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
    • G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
    • G08G1/0125—Traffic data processing
    • G08G1/0133—Traffic data processing for classifying traffic situation
    • 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
GB1204357.6A 2012-03-13 2012-03-13 Traffic state detection Active GB2500203B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1204357.6A GB2500203B (en) 2012-03-13 2012-03-13 Traffic state detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1204357.6A GB2500203B (en) 2012-03-13 2012-03-13 Traffic state detection

Publications (3)

Publication Number Publication Date
GB201204357D0 GB201204357D0 (en) 2012-04-25
GB2500203A GB2500203A (en) 2013-09-18
GB2500203B true GB2500203B (en) 2016-12-07

Family

ID=46026413

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1204357.6A Active GB2500203B (en) 2012-03-13 2012-03-13 Traffic state detection

Country Status (1)

Country Link
GB (1) GB2500203B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018137031A1 (en) 2017-01-26 2018-08-02 Norio Takemura Animated incoming traffic sign
CN111216731B (en) * 2020-01-23 2021-04-30 上海丰豹商务咨询有限公司 Active sensing system for cooperative automatic driving of vehicle and road

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2425010A (en) * 2005-04-02 2006-10-11 Agd Systems Ltd Means for determining the condition of traffic along a carriageway
GB2425422A (en) * 2005-04-19 2006-10-25 Agd Systems Ltd Methods and apparatus for determining traffic data
US20080218402A1 (en) * 2006-10-31 2008-09-11 Fujitsu Limited Target detector and target detection method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2425010A (en) * 2005-04-02 2006-10-11 Agd Systems Ltd Means for determining the condition of traffic along a carriageway
GB2425422A (en) * 2005-04-19 2006-10-25 Agd Systems Ltd Methods and apparatus for determining traffic data
US20080218402A1 (en) * 2006-10-31 2008-09-11 Fujitsu Limited Target detector and target detection method

Also Published As

Publication number Publication date
GB2500203A (en) 2013-09-18
GB201204357D0 (en) 2012-04-25

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