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GB2104668B - Correlation arrangement - Google Patents

Correlation arrangement

Info

Publication number
GB2104668B
GB2104668B GB07921101A GB7921101A GB2104668B GB 2104668 B GB2104668 B GB 2104668B GB 07921101 A GB07921101 A GB 07921101A GB 7921101 A GB7921101 A GB 7921101A GB 2104668 B GB2104668 B GB 2104668B
Authority
GB
United Kingdom
Prior art keywords
correlation arrangement
correlation
arrangement
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
Application number
GB07921101A
Other versions
GB2104668A (en
Inventor
George Richard Wloch
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.)
EMI Ltd
Original Assignee
EMI 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 EMI Ltd filed Critical EMI Ltd
Priority to GB07921101A priority Critical patent/GB2104668B/en
Publication of GB2104668A publication Critical patent/GB2104668A/en
Application granted granted Critical
Publication of GB2104668B publication Critical patent/GB2104668B/en
Expired 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • G01S3/785—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system
    • G01S3/786—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system the desired condition being maintained automatically
    • G01S3/7864—T.V. type tracking systems
    • G01S3/7865—T.V. type tracking systems using correlation of the live video image with a stored image
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Image Analysis (AREA)
GB07921101A 1979-06-18 1979-06-18 Correlation arrangement Expired GB2104668B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB07921101A GB2104668B (en) 1979-06-18 1979-06-18 Correlation arrangement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB07921101A GB2104668B (en) 1979-06-18 1979-06-18 Correlation arrangement

Publications (2)

Publication Number Publication Date
GB2104668A GB2104668A (en) 1983-03-09
GB2104668B true GB2104668B (en) 1983-07-27

Family

ID=10505912

Family Applications (1)

Application Number Title Priority Date Filing Date
GB07921101A Expired GB2104668B (en) 1979-06-18 1979-06-18 Correlation arrangement

Country Status (1)

Country Link
GB (1) GB2104668B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2279198B (en) * 1990-08-02 1995-05-10 Hughes Aircraft Co Image tracking system and technique

Also Published As

Publication number Publication date
GB2104668A (en) 1983-03-09

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Legal Events

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