CA997854A - Cable converter with phase lock loop techniques - Google Patents

Cable converter with phase lock loop techniques

Info

Publication number
CA997854A
CA997854A CA190,712A CA190712A CA997854A CA 997854 A CA997854 A CA 997854A CA 190712 A CA190712 A CA 190712A CA 997854 A CA997854 A CA 997854A
Authority
CA
Canada
Prior art keywords
phase lock
lock loop
cable converter
loop techniques
techniques
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
CA190,712A
Other languages
English (en)
Inventor
Pieter Den Toonder
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.)
Oak Industries Inc
Original Assignee
Oak Industries Inc
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 Oak Industries Inc filed Critical Oak Industries Inc
Application granted granted Critical
Publication of CA997854A publication Critical patent/CA997854A/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Television Receiver Circuits (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
CA190,712A 1973-03-08 1974-01-22 Cable converter with phase lock loop techniques Expired CA997854A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00339095A US3857997A (en) 1973-03-08 1973-03-08 Cable converter with phase lock loop techniques

Publications (1)

Publication Number Publication Date
CA997854A true CA997854A (en) 1976-09-28

Family

ID=23327484

Family Applications (1)

Application Number Title Priority Date Filing Date
CA190,712A Expired CA997854A (en) 1973-03-08 1974-01-22 Cable converter with phase lock loop techniques

Country Status (7)

Country Link
US (1) US3857997A (es)
BE (1) BE811656A (es)
CA (1) CA997854A (es)
CH (1) CH562546A5 (es)
FR (1) FR2220951B3 (es)
GB (1) GB1407575A (es)
NL (1) NL7402656A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4034402A (en) * 1974-07-01 1977-07-05 Hughes Aircraft Company Video scrambling system
US4233874A (en) * 1978-03-25 1980-11-18 Nippon Gakki Seizo Kabushiki Kaisha Frequency conversion system of tone signal produced by electrically picking up mechanical vibration of musical instrument
DE3125767A1 (de) * 1980-07-05 1982-06-09 Communications Patents Ltd., London Kabelfernsehsystem
US4491983A (en) * 1981-05-14 1985-01-01 Times Fiber Communications, Inc. Information distribution system
GB2100932B (en) * 1981-06-18 1986-06-11 Charles Edward Cooper Antenna.
USRE33189E (en) * 1981-11-19 1990-03-27 Communications Satellite Corporation Security system for SSTV encryption
FR2566609A1 (fr) * 1984-06-20 1985-12-27 Cedepe Sa Dispositif pour la distribution par cable d'une emission a des recepteurs raccordes a ce cable
US5621793A (en) * 1995-05-05 1997-04-15 Rubin, Bednarek & Associates, Inc. TV set top box using GPS
US6108365A (en) * 1995-05-05 2000-08-22 Philip A. Rubin And Associates, Inc. GPS data access system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2498242A (en) * 1945-03-23 1950-02-21 Westinghouse Electric Corp Control system
US2961533A (en) * 1959-04-13 1960-11-22 Collins Radio Co Synchronizing frequency control system
US3387082A (en) * 1963-12-23 1968-06-04 Hazeltine Research Inc Pay television audience survey and billing system

Also Published As

Publication number Publication date
US3857997A (en) 1974-12-31
FR2220951B3 (es) 1976-11-26
NL7402656A (es) 1974-09-10
BE811656A (fr) 1974-06-17
FR2220951A1 (es) 1974-10-04
CH562546A5 (es) 1975-05-30
GB1407575A (en) 1975-09-24

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