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GB2436224A - Speed detection device - Google Patents

Speed detection device

Info

Publication number
GB2436224A
GB2436224A GB0707071A GB0707071A GB2436224A GB 2436224 A GB2436224 A GB 2436224A GB 0707071 A GB0707071 A GB 0707071A GB 0707071 A GB0707071 A GB 0707071A GB 2436224 A GB2436224 A GB 2436224A
Authority
GB
United Kingdom
Prior art keywords
detection device
speed detection
analysed
cross
correlation
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.)
Granted
Application number
GB0707071A
Other versions
GB0707071D0 (en
GB2436224B (en
Inventor
Christopher John Morcom
Richard Kenneth Avery
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.)
INSTRO PREC Ltd
Instro Precision Ltd
Original Assignee
INSTRO PREC Ltd
Instro Precision 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 INSTRO PREC Ltd, Instro Precision Ltd filed Critical INSTRO PREC Ltd
Publication of GB0707071D0 publication Critical patent/GB0707071D0/en
Publication of GB2436224A publication Critical patent/GB2436224A/en
Application granted granted Critical
Publication of GB2436224B publication Critical patent/GB2436224B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • 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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/50—Systems of measurement based on relative movement of target
    • G01S17/58—Velocity or trajectory determination systems; Sense-of-movement determination systems

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

A speed detection device is based on the cross-correlation of a transmitted signal with a received reflection. The cross correlation function is analysed to detect peaks, and the peak shape is analysed to determine the relative speed of the remote object.
GB0707071A 2004-09-17 2005-09-14 Speed detection device Expired - Fee Related GB2436224B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0420712A GB0420712D0 (en) 2004-09-17 2004-09-17 Speed detection device
PCT/GB2005/003566 WO2006030223A1 (en) 2004-09-17 2005-09-14 Speed detection device

Publications (3)

Publication Number Publication Date
GB0707071D0 GB0707071D0 (en) 2007-05-23
GB2436224A true GB2436224A (en) 2007-09-19
GB2436224B GB2436224B (en) 2008-09-03

Family

ID=33306761

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0420712A Ceased GB0420712D0 (en) 2004-09-17 2004-09-17 Speed detection device
GB0707071A Expired - Fee Related GB2436224B (en) 2004-09-17 2005-09-14 Speed detection device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0420712A Ceased GB0420712D0 (en) 2004-09-17 2004-09-17 Speed detection device

Country Status (2)

Country Link
GB (2) GB0420712D0 (en)
WO (1) WO2006030223A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5621514A (en) * 1995-01-05 1997-04-15 Hughes Electronics Random pulse burst range-resolved doppler laser radar
US5872628A (en) * 1996-09-27 1999-02-16 The Regents Of The University Of California Noise pair velocity and range echo location system
US6121915A (en) * 1997-12-03 2000-09-19 Raytheon Company Random noise automotive radar system
US20030048430A1 (en) * 2000-01-26 2003-03-13 John Morcom Optical distance measurement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5621514A (en) * 1995-01-05 1997-04-15 Hughes Electronics Random pulse burst range-resolved doppler laser radar
US5872628A (en) * 1996-09-27 1999-02-16 The Regents Of The University Of California Noise pair velocity and range echo location system
US6121915A (en) * 1997-12-03 2000-09-19 Raytheon Company Random noise automotive radar system
US20030048430A1 (en) * 2000-01-26 2003-03-13 John Morcom Optical distance measurement

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
V Filimon et al: Microwave Symposium Digest, 2000 IEEE MTT-S International Boston MA USA 11-16 June 2000 vol 3 pp 1415-1418: A pre-crash radar sensor system based on pseudo-noise coding *

Also Published As

Publication number Publication date
WO2006030223A1 (en) 2006-03-23
GB0707071D0 (en) 2007-05-23
GB0420712D0 (en) 2004-10-20
GB2436224B (en) 2008-09-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20130914