FR2650455B1 - Installation de transmission dans un canal de television, a anti-brouillage - Google Patents

Installation de transmission dans un canal de television, a anti-brouillage

Info

Publication number
FR2650455B1
FR2650455B1 FR8910243A FR8910243A FR2650455B1 FR 2650455 B1 FR2650455 B1 FR 2650455B1 FR 8910243 A FR8910243 A FR 8910243A FR 8910243 A FR8910243 A FR 8910243A FR 2650455 B1 FR2650455 B1 FR 2650455B1
Authority
FR
France
Prior art keywords
interference
television channel
transmission installation
installation
transmission
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 - Fee Related
Application number
FR8910243A
Other languages
English (en)
Other versions
FR2650455A1 (fr
Inventor
Chardon Philippe
Loriquet Paul
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.)
Telediffusion de France ets Public de Diffusion
Original Assignee
Telediffusion de France ets Public de Diffusion
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 Telediffusion de France ets Public de Diffusion filed Critical Telediffusion de France ets Public de Diffusion
Priority to FR8910243A priority Critical patent/FR2650455B1/fr
Publication of FR2650455A1 publication Critical patent/FR2650455A1/fr
Application granted granted Critical
Publication of FR2650455B1 publication Critical patent/FR2650455B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/0803—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division using frequency interleaving, e.g. with precision offset

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
FR8910243A 1989-07-28 1989-07-28 Installation de transmission dans un canal de television, a anti-brouillage Expired - Fee Related FR2650455B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8910243A FR2650455B1 (fr) 1989-07-28 1989-07-28 Installation de transmission dans un canal de television, a anti-brouillage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8910243A FR2650455B1 (fr) 1989-07-28 1989-07-28 Installation de transmission dans un canal de television, a anti-brouillage

Publications (2)

Publication Number Publication Date
FR2650455A1 FR2650455A1 (fr) 1991-02-01
FR2650455B1 true FR2650455B1 (fr) 1994-05-13

Family

ID=9384278

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8910243A Expired - Fee Related FR2650455B1 (fr) 1989-07-28 1989-07-28 Installation de transmission dans un canal de television, a anti-brouillage

Country Status (1)

Country Link
FR (1) FR2650455B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2644942A (en) * 1949-03-18 1953-07-07 Rca Corp Television carrier control system
US4247951A (en) * 1978-10-31 1981-01-27 Micro Power Systems, Inc. Frequency synthesizer with unauthorized frequency inhibiting means
US4270213A (en) * 1979-06-11 1981-05-26 Motorola, Inc. Sequential channel selector system
JPS60177743A (ja) * 1984-02-23 1985-09-11 Sony Corp ワイヤレスマイクロホンシステム
JPS60178729A (ja) * 1984-02-24 1985-09-12 Sony Corp ワイヤレスマイクロホンシステム
FR2609228B1 (fr) * 1986-12-24 1989-12-01 France Etat Procede de diffusion numerique dans des canaux de television
FR2630873B1 (fr) * 1988-04-29 1991-04-12 Ixea Procedes pour transmettre des signaux video, cameras video pour cette transmission et applications de ces cameras

Also Published As

Publication number Publication date
FR2650455A1 (fr) 1991-02-01

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Legal Events

Date Code Title Description
ST Notification of lapse