BE792774A - Systeme de television par antenne collective - Google Patents

Systeme de television par antenne collective

Info

Publication number
BE792774A
BE792774A BE792774DA BE792774A BE 792774 A BE792774 A BE 792774A BE 792774D A BE792774D A BE 792774DA BE 792774 A BE792774 A BE 792774A
Authority
BE
Belgium
Prior art keywords
television system
antenna television
collective antenna
collective
television
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
R T Callais
H Eisenberg
F D Forbes
J B Frost
T J Kosco
H M Taxin
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of BE792774A publication Critical patent/BE792774A/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
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17345—Control of the passage of the selected programme
    • H04N7/17363—Control of the passage of the selected programme at or near the user terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
BE792774D 1971-12-17 1972-12-15 Systeme de television par antenne collective BE792774A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20922271A 1971-12-17 1971-12-17

Publications (1)

Publication Number Publication Date
BE792774A true BE792774A (fr) 1973-03-30

Family

ID=22777865

Family Applications (1)

Application Number Title Priority Date Filing Date
BE792774D BE792774A (fr) 1971-12-17 1972-12-15 Systeme de television par antenne collective

Country Status (11)

Country Link
US (1) US3790700A (cs)
JP (1) JPS4869413A (cs)
BE (1) BE792774A (cs)
CA (1) CA971270A (cs)
CH (1) CH547044A (cs)
DE (1) DE2260621C3 (cs)
FR (1) FR2163676B1 (cs)
GB (1) GB1408419A (cs)
IT (1) IT974091B (cs)
NL (1) NL161025C (cs)
SE (1) SE376825B (cs)

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Also Published As

Publication number Publication date
FR2163676B1 (cs) 1976-06-04
US3790700A (en) 1974-02-05
DE2260621C3 (de) 1975-09-04
NL7217169A (cs) 1973-06-19
DE2260621A1 (de) 1973-06-28
SE376825B (cs) 1975-06-09
JPS4869413A (cs) 1973-09-20
DE2260621B2 (de) 1975-01-30
IT974091B (it) 1974-06-20
NL161025B (nl) 1979-07-16
NL161025C (nl) 1979-12-17
FR2163676A1 (cs) 1973-07-27
CA971270A (en) 1975-07-15
GB1408419A (en) 1975-10-01
CH547044A (de) 1974-03-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: HUGHES AIRCRAFT CY

Effective date: 19891231