SE7809590L - VIEWING DEVICE - Google Patents

VIEWING DEVICE

Info

Publication number
SE7809590L
SE7809590L SE7809590A SE7809590A SE7809590L SE 7809590 L SE7809590 L SE 7809590L SE 7809590 A SE7809590 A SE 7809590A SE 7809590 A SE7809590 A SE 7809590A SE 7809590 L SE7809590 L SE 7809590L
Authority
SE
Sweden
Prior art keywords
viewing device
viewing
Prior art date
Application number
SE7809590A
Other languages
Swedish (sv)
Other versions
SE440718B (en
Inventor
S Calvard
T W Ridler
Original Assignee
Secr Defence Brit
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 Secr Defence Brit filed Critical Secr Defence Brit
Publication of SE7809590L publication Critical patent/SE7809590L/en
Publication of SE440718B publication Critical patent/SE440718B/en

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)
SE7809590A 1977-09-13 1978-09-12 BILDDISKRIMINATOR SE440718B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3815977 1977-09-13

Publications (2)

Publication Number Publication Date
SE7809590L true SE7809590L (en) 1979-03-14
SE440718B SE440718B (en) 1985-08-12

Family

ID=10401627

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7809590A SE440718B (en) 1977-09-13 1978-09-12 BILDDISKRIMINATOR

Country Status (4)

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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2208310C3 (en) * 1972-02-22 1982-07-29 Nixdorf Computer Ag, 4790 Paderborn Method and circuit arrangement for generating a pulse sequence of constant pulse amplitude from a bivalent signal sequence of variable signal amplitude on which a temporally variable constant value is superimposed
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
CA1122697A (en) 1982-04-27
FR2402987A1 (en) 1979-04-06
SE440718B (en) 1985-08-12
DE2839890A1 (en) 1979-03-29
FR2402987B1 (en) 1984-01-13

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