FR2297533A1 - Diffusion simultanee de plusieurs informations supplementaires dans la voie son d'un programme t.v - Google Patents

Diffusion simultanee de plusieurs informations supplementaires dans la voie son d'un programme t.v

Info

Publication number
FR2297533A1
FR2297533A1 FR7500800A FR7500800A FR2297533A1 FR 2297533 A1 FR2297533 A1 FR 2297533A1 FR 7500800 A FR7500800 A FR 7500800A FR 7500800 A FR7500800 A FR 7500800A FR 2297533 A1 FR2297533 A1 FR 2297533A1
Authority
FR
France
Prior art keywords
sound signals
sound
commentaries
give
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.)
Granted
Application number
FR7500800A
Other languages
English (en)
Other versions
FR2297533B1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7500800A priority Critical patent/FR2297533A1/fr
Publication of FR2297533A1 publication Critical patent/FR2297533A1/fr
Application granted granted Critical
Publication of FR2297533B1 publication Critical patent/FR2297533B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • 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
    • H04N7/081—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 the additional information signals being transmitted by means of a subcarrier
FR7500800A 1975-01-13 1975-01-13 Diffusion simultanee de plusieurs informations supplementaires dans la voie son d'un programme t.v Granted FR2297533A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7500800A FR2297533A1 (fr) 1975-01-13 1975-01-13 Diffusion simultanee de plusieurs informations supplementaires dans la voie son d'un programme t.v

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7500800A FR2297533A1 (fr) 1975-01-13 1975-01-13 Diffusion simultanee de plusieurs informations supplementaires dans la voie son d'un programme t.v

Publications (2)

Publication Number Publication Date
FR2297533A1 true FR2297533A1 (fr) 1976-08-06
FR2297533B1 FR2297533B1 (fr) 1977-10-21

Family

ID=9149664

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7500800A Granted FR2297533A1 (fr) 1975-01-13 1975-01-13 Diffusion simultanee de plusieurs informations supplementaires dans la voie son d'un programme t.v

Country Status (1)

Country Link
FR (1) FR2297533A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980002350A1 (fr) * 1979-04-24 1980-10-30 R Pinto Procede de television polyaudio
US4302837A (en) * 1978-11-29 1981-11-24 Sony Corporation FM Multiplex system for selectively delaying one of two audio signals
US7734251B1 (en) * 1981-11-03 2010-06-08 Personalized Media Communications, Llc Signal processing apparatus and methods

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PUBLICATION JA "JOURNAL OF ASIA ELECTRONICO UNION" VOLUME 3, NO. 2, 1970. ARTICLE "TELEVISION SOUND MULTIPLEXING SYSTEM" PAR YASUTAKA NUMAGUCHI, PAGES 12 A 21) *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4302837A (en) * 1978-11-29 1981-11-24 Sony Corporation FM Multiplex system for selectively delaying one of two audio signals
WO1980002350A1 (fr) * 1979-04-24 1980-10-30 R Pinto Procede de television polyaudio
US7734251B1 (en) * 1981-11-03 2010-06-08 Personalized Media Communications, Llc Signal processing apparatus and methods

Also Published As

Publication number Publication date
FR2297533B1 (fr) 1977-10-21

Similar Documents

Publication Publication Date Title
US3925816A (en) Magnetic recording system with overlapping tracks of high and low frequency information
US3681524A (en) Multiple frequency time code generator and reader
ATE30824T1 (de) Videobandgeraet fuer digitalsignale.
US3170031A (en) Recording system with provision for fast or slow reproduction
GB1528324A (en) Video disc recording apparatus and methods
EP0292740A3 (fr) Appareil d'enregistrement et de reproduction
SE8207049L (sv) Apparat for registrering och/eller reproducering av video- och audiosignaler
US3012234A (en) Noise reduction in pulse-width modulated recording
FR2297533A1 (fr) Diffusion simultanee de plusieurs informations supplementaires dans la voie son d'un programme t.v
JPS59164918U (ja) ビデオ信号及びデイジタル信号の再生装置
FR2371838A1 (fr) Appareil d'enregistrement et de reproduction de signaux de television utilisant des supports magnetiques
JPS55163613A (en) Aural signal recording/reproducing system
GB1003496A (en) Improvements in or relating to signal reproducing systems
ES8700478A1 (es) Un aparato para grabar magneticamente senales de audio de dos canales, junto con una senal de video en color
JPS57109108A (en) Tape recorder
ES402133A1 (es) Una disposicion de circuito de acoplamiento para acoplar unregistrador de video a un receptor de television.
DE3566859D1 (en) Apparatus for recording audio and video signals
GB1055948A (en) Apparatus for the recording and playback of the vision and sound signals of a television transmission
GB798948A (en) System for reproducing signals from a magnetic medium
JPS5724176A (en) Magnetic recording and playback device
ES430435A1 (es) Perfeccionamientos introducidos en un sistema de transmi- sion de imagenes de television.
EP0078059A3 (fr) Méthode d'enregistrement de signaux audio/vidéo
SU674243A1 (ru) Устройство магнитной записи и воспроизведени сигналов телевизионных изображений
GB1524183A (en) Video cassette recorders
JPS5643883A (en) Magnetic image recording and reproducing device

Legal Events

Date Code Title Description
ST Notification of lapse