ZA755724B - Improvements in or relating to wired broadcasting systems - Google Patents

Improvements in or relating to wired broadcasting systems

Info

Publication number
ZA755724B
ZA755724B ZA00755724A ZA755724A ZA755724B ZA 755724 B ZA755724 B ZA 755724B ZA 00755724 A ZA00755724 A ZA 00755724A ZA 755724 A ZA755724 A ZA 755724A ZA 755724 B ZA755724 B ZA 755724B
Authority
ZA
South Africa
Prior art keywords
relating
broadcasting systems
wired broadcasting
wired
systems
Prior art date
Application number
ZA00755724A
Other languages
English (en)
Inventor
E Gargini
Original Assignee
Communications Patents 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 Communications Patents Ltd filed Critical Communications Patents Ltd
Publication of ZA755724B publication Critical patent/ZA755724B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/74—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of diodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/76—Wired systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Electronic Switches (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Interface Circuits In Exchanges (AREA)
ZA00755724A 1974-09-21 1975-09-08 Improvements in or relating to wired broadcasting systems ZA755724B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB41196/74A GB1509713A (en) 1974-09-21 1974-09-21 Switches

Publications (1)

Publication Number Publication Date
ZA755724B true ZA755724B (en) 1976-08-25

Family

ID=10418563

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00755724A ZA755724B (en) 1974-09-21 1975-09-08 Improvements in or relating to wired broadcasting systems

Country Status (14)

Country Link
US (1) US4058770A (xx)
JP (2) JPS5158054A (xx)
BE (1) BE833670A (xx)
CA (1) CA1064110A (xx)
CH (1) CH591788A5 (xx)
DE (1) DE2539940C3 (xx)
ES (2) ES441116A1 (xx)
FR (1) FR2285758A1 (xx)
GB (1) GB1509713A (xx)
IL (1) IL48110A (xx)
IT (1) IT1047066B (xx)
NL (1) NL7511022A (xx)
SE (1) SE404116B (xx)
ZA (1) ZA755724B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2623682A1 (fr) * 1987-11-24 1989-05-26 Cgv Comp Gen Videotech Grille de commutation
US5117123A (en) * 1990-04-30 1992-05-26 Thomson Consumer Electronics, Inc. Diode switch providing temperature compensated d.c. bias for cascaded amplifier
WO2011127048A2 (en) 2010-04-05 2011-10-13 Validus Biopharma NON-HORMONAL STEROID MODULATORS OF NF-ĸB FOR TREATMENT OF DISEASE

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE550511A (xx) * 1955-08-23
GB954916A (en) * 1961-03-01 1964-04-08 Pye Ltd Signal distribution system
US3146357A (en) * 1962-02-23 1964-08-25 Sanders Associates Inc High frequency solid state switch employing diodes with shiftable bias to control signal transmission
US3277318A (en) * 1964-04-30 1966-10-04 Gen Electric Gamma correction circuits
JPS4328598Y1 (xx) * 1964-09-03 1968-11-25
US3527886A (en) * 1967-03-30 1970-09-08 Rca Corp Composite television video switching circuit
GB1272594A (en) * 1968-08-09 1972-05-03 Communications Patents Ltd Improvements in and relating to wired broadcasting systems
US3596110A (en) * 1969-01-06 1971-07-27 Viscount Electronics Ltd Wide band switching crosspoint system
US3710142A (en) * 1970-07-04 1973-01-09 Sony Corp Signal gating circuit
GB1382990A (en) * 1971-12-09 1975-02-05 Knox J H Intercommunication systems
US3806814A (en) * 1972-04-26 1974-04-23 Hughes Aircraft Co Phantom subscriber
US3889050A (en) * 1974-04-11 1975-06-10 Gte Sylvania Inc Subscription television system and switching station therefor

Also Published As

Publication number Publication date
IL48110A0 (en) 1975-11-25
AU8480175A (en) 1977-03-17
GB1509713A (en) 1978-05-04
FR2285758A1 (fr) 1976-04-16
DE2539940B2 (de) 1979-06-07
DE2539940C3 (de) 1980-01-31
BE833670A (fr) 1976-01-16
CA1064110A (en) 1979-10-09
SE404116B (sv) 1978-09-18
FR2285758B1 (xx) 1982-10-08
IT1047066B (it) 1980-09-10
JPS5158054A (xx) 1976-05-21
NL7511022A (nl) 1976-03-23
ES455981A1 (es) 1978-02-16
US4058770A (en) 1977-11-15
ES441116A1 (es) 1977-07-01
DE2539940A1 (de) 1976-04-08
IL48110A (en) 1977-07-31
CH591788A5 (xx) 1977-09-30
JPS59111347U (ja) 1984-07-27
SE7510295L (sv) 1976-03-22

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