FR2285758B1 - - Google Patents

Info

Publication number
FR2285758B1
FR2285758B1 FR7529688A FR7529688A FR2285758B1 FR 2285758 B1 FR2285758 B1 FR 2285758B1 FR 7529688 A FR7529688 A FR 7529688A FR 7529688 A FR7529688 A FR 7529688A FR 2285758 B1 FR2285758 B1 FR 2285758B1
Authority
FR
France
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
FR7529688A
Other versions
FR2285758A1 (fr
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.)
Communications Patents Ltd
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 FR2285758A1 publication Critical patent/FR2285758A1/fr
Application granted granted Critical
Publication of FR2285758B1 publication Critical patent/FR2285758B1/fr
Granted legal-status Critical Current

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)
FR7529688A 1974-09-21 1975-09-19 Perfectionnements au dispositif de telediffusion par cable et relatifs a ceux-ci Granted FR2285758A1 (fr)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2285758A1 FR2285758A1 (fr) 1976-04-16
FR2285758B1 true FR2285758B1 (fr) 1982-10-08

Family

ID=10418563

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7529688A Granted FR2285758A1 (fr) 1974-09-21 1975-09-19 Perfectionnements au dispositif de telediffusion par cable et relatifs a ceux-ci

Country Status (14)

Country Link
US (1) US4058770A (fr)
JP (2) JPS5158054A (fr)
BE (1) BE833670A (fr)
CA (1) CA1064110A (fr)
CH (1) CH591788A5 (fr)
DE (1) DE2539940C3 (fr)
ES (2) ES455981A1 (fr)
FR (1) FR2285758A1 (fr)
GB (1) GB1509713A (fr)
IL (1) IL48110A (fr)
IT (1) IT1047066B (fr)
NL (1) NL7511022A (fr)
SE (1) SE404116B (fr)
ZA (1) ZA755724B (fr)

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
EP2556083A4 (fr) 2010-04-05 2013-12-04 Validus Biopharma Inc Modulateurs stéroïdes non hormonaux de nf- kappa b pour le traitement de maladies

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL243662A (fr) * 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 (fr) * 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
SE7510295L (sv) 1976-03-22
CA1064110A (fr) 1979-10-09
AU8480175A (en) 1977-03-17
CH591788A5 (fr) 1977-09-30
DE2539940C3 (de) 1980-01-31
GB1509713A (en) 1978-05-04
SE404116B (sv) 1978-09-18
ZA755724B (en) 1976-08-25
NL7511022A (nl) 1976-03-23
ES441116A1 (es) 1977-07-01
BE833670A (fr) 1976-01-16
JPS59111347U (ja) 1984-07-27
FR2285758A1 (fr) 1976-04-16
DE2539940A1 (de) 1976-04-08
ES455981A1 (es) 1978-02-16
IL48110A (en) 1977-07-31
IL48110A0 (en) 1975-11-25
DE2539940B2 (de) 1979-06-07
IT1047066B (it) 1980-09-10
US4058770A (en) 1977-11-15
JPS5158054A (fr) 1976-05-21

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Legal Events

Date Code Title Description
ST Notification of lapse