GB472762A - Improvements in or relating to television and like systems - Google Patents

Improvements in or relating to television and like systems

Info

Publication number
GB472762A
GB472762A GB928836A GB928836A GB472762A GB 472762 A GB472762 A GB 472762A GB 928836 A GB928836 A GB 928836A GB 928836 A GB928836 A GB 928836A GB 472762 A GB472762 A GB 472762A
Authority
GB
United Kingdom
Prior art keywords
television
mixed
constituent
signals
scene
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
GB928836A
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.)
VICTOR ANGEL JONES
Baird Television Ltd
Original Assignee
VICTOR ANGEL JONES
Baird Television 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 VICTOR ANGEL JONES, Baird Television Ltd filed Critical VICTOR ANGEL JONES
Priority to GB928836A priority Critical patent/GB472762A/en
Priority to DEF82746D priority patent/DE727978C/en
Publication of GB472762A publication Critical patent/GB472762A/en
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

Abstract

472,762. Television. BAIRD TELEVISION, Ltd., and JONES, V. A. March 28, 1936, No. 9288. [Class 40 (iii)] Signals derived by scanning one constituent 4 of a scene are mixed with reversed signals derived by scanning another, physically separated constituent 1 of the scene in a circuit 6, the mixed signals are passed through a limiter 7, which suppresses all signals less than a chosen magnitude, and the limited signal is mixed with the signal from the constituent 1 in appropriate magnitude and polarity in a circuit 8. Specification 417,282 is referred to.
GB928836A 1936-03-28 1936-03-28 Improvements in or relating to television and like systems Expired GB472762A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB928836A GB472762A (en) 1936-03-28 1936-03-28 Improvements in or relating to television and like systems
DEF82746D DE727978C (en) 1936-03-28 1937-03-28 Method for the electrical transmission of two separate television images intended for joint interlaced and simultaneous reproduction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB928836A GB472762A (en) 1936-03-28 1936-03-28 Improvements in or relating to television and like systems

Publications (1)

Publication Number Publication Date
GB472762A true GB472762A (en) 1937-09-28

Family

ID=9869087

Family Applications (1)

Application Number Title Priority Date Filing Date
GB928836A Expired GB472762A (en) 1936-03-28 1936-03-28 Improvements in or relating to television and like systems

Country Status (2)

Country Link
DE (1) DE727978C (en)
GB (1) GB472762A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE757149C (en) * 1938-08-17 1954-03-08 Fernseh Gmbh Process for the introduction of a fixed black level in the transmission of negative images and films in television transmission systems

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB501966A (en) * 1937-06-07 1939-03-07 Alan Dower Blumlein Improvements in or relating to television systems
US2784246A (en) * 1951-04-10 1957-03-05 Gen Electric Electrical system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE757149C (en) * 1938-08-17 1954-03-08 Fernseh Gmbh Process for the introduction of a fixed black level in the transmission of negative images and films in television transmission systems

Also Published As

Publication number Publication date
DE727978C (en) 1942-11-16

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