CA1122697A - Discriminateurs d'images - Google Patents

Discriminateurs d'images

Info

Publication number
CA1122697A
CA1122697A CA311,075A CA311075A CA1122697A CA 1122697 A CA1122697 A CA 1122697A CA 311075 A CA311075 A CA 311075A CA 1122697 A CA1122697 A CA 1122697A
Authority
CA
Canada
Prior art keywords
data
background
image
image data
target
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
CA311,075A
Other languages
English (en)
Inventor
Tom W. Ridler
Stephen Calvard
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Application granted granted Critical
Publication of CA1122697A publication Critical patent/CA1122697A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/272—Means for inserting a foreground image in a background image, i.e. inlay, outlay
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Image Analysis (AREA)
  • Closed-Circuit Television Systems (AREA)
CA311,075A 1977-09-13 1978-09-11 Discriminateurs d'images Expired CA1122697A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB38159/77 1977-09-13
GB3815977 1977-09-13

Publications (1)

Publication Number Publication Date
CA1122697A true CA1122697A (fr) 1982-04-27

Family

ID=10401627

Family Applications (1)

Application Number Title Priority Date Filing Date
CA311,075A Expired CA1122697A (fr) 1977-09-13 1978-09-11 Discriminateurs d'images

Country Status (4)

Country Link
CA (1) CA1122697A (fr)
DE (1) DE2839890A1 (fr)
FR (1) FR2402987A1 (fr)
SE (1) SE440718B (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2208310C3 (de) * 1972-02-22 1982-07-29 Nixdorf Computer Ag, 4790 Paderborn Verfahren und Schaltungsanordnung zur Erzeugung einer Impulsfolge konstanter Impulsamplitude aus einer bivalenten Signalfolge veränderlicher Signalamplitude, der eine zeitlich veränderliche Gleichgröße überlagert ist
US3869698A (en) * 1973-11-29 1975-03-04 Mohawk Data Sciences Corp Optical character recognition video amplifier and digitizer

Also Published As

Publication number Publication date
SE440718B (sv) 1985-08-12
FR2402987A1 (fr) 1979-04-06
SE7809590L (sv) 1979-03-14
DE2839890A1 (de) 1979-03-29
FR2402987B1 (fr) 1984-01-13

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