GB2215938B - Background differencing operator for target motion detection - Google Patents

Background differencing operator for target motion detection

Info

Publication number
GB2215938B
GB2215938B GB8902047A GB8902047A GB2215938B GB 2215938 B GB2215938 B GB 2215938B GB 8902047 A GB8902047 A GB 8902047A GB 8902047 A GB8902047 A GB 8902047A GB 2215938 B GB2215938 B GB 2215938B
Authority
GB
United Kingdom
Prior art keywords
motion detection
target motion
background differencing
differencing operator
operator
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.)
Expired - Lifetime
Application number
GB8902047A
Other versions
GB8902047D0 (en
GB2215938A (en
Inventor
Enoch James
Raymond Joseph Paul Stafford
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.)
BAE Systems PLC
Original Assignee
British Aerospace PLC
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
Priority claimed from GB888803480A external-priority patent/GB8803480D0/en
Application filed by British Aerospace PLC filed Critical British Aerospace PLC
Priority to GB8902047A priority Critical patent/GB2215938B/en
Publication of GB8902047D0 publication Critical patent/GB8902047D0/en
Publication of GB2215938A publication Critical patent/GB2215938A/en
Application granted granted Critical
Publication of GB2215938B publication Critical patent/GB2215938B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/254—Analysis of motion involving subtraction of images
GB8902047A 1988-02-15 1989-01-31 Background differencing operator for target motion detection Expired - Lifetime GB2215938B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8902047A GB2215938B (en) 1988-02-15 1989-01-31 Background differencing operator for target motion detection

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888803480A GB8803480D0 (en) 1988-02-15 1988-02-15 Background differencing operator for target motion detection
GB8902047A GB2215938B (en) 1988-02-15 1989-01-31 Background differencing operator for target motion detection

Publications (3)

Publication Number Publication Date
GB8902047D0 GB8902047D0 (en) 1989-03-22
GB2215938A GB2215938A (en) 1989-09-27
GB2215938B true GB2215938B (en) 1991-12-04

Family

ID=26293497

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8902047A Expired - Lifetime GB2215938B (en) 1988-02-15 1989-01-31 Background differencing operator for target motion detection

Country Status (1)

Country Link
GB (1) GB2215938B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2662282A1 (en) * 1990-05-18 1991-11-22 Philips Electronique Lab DEVICE FOR DETECTING OBJECTS IN A PICTURE SEQUENCE.
US5150426A (en) * 1990-11-20 1992-09-22 Hughes Aircraft Company Moving target detection method using two-frame subtraction and a two quadrant multiplier
EP0686932A3 (en) * 1994-03-17 1997-06-25 Texas Instruments Inc A computer vision system to detect 3-D rectangular objects
GB2330974A (en) * 1997-10-10 1999-05-05 Harlequin Group Plc Image matte production without blue screen
GB0324536D0 (en) 2003-10-21 2003-11-26 Mitel Networks Corp Detecting acoustic echoes using microphone arrays

Also Published As

Publication number Publication date
GB8902047D0 (en) 1989-03-22
GB2215938A (en) 1989-09-27

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060131