FR2490909B1 - Appareil de modulation de signaux video par des signaux a basse frequence, notamment des signaux sonores - Google Patents

Appareil de modulation de signaux video par des signaux a basse frequence, notamment des signaux sonores

Info

Publication number
FR2490909B1
FR2490909B1 FR8020579A FR8020579A FR2490909B1 FR 2490909 B1 FR2490909 B1 FR 2490909B1 FR 8020579 A FR8020579 A FR 8020579A FR 8020579 A FR8020579 A FR 8020579A FR 2490909 B1 FR2490909 B1 FR 2490909B1
Authority
FR
France
Prior art keywords
signals
low frequency
modulating video
especially sound
video signals
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
FR8020579A
Other languages
English (en)
Other versions
FR2490909A1 (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.)
IBERT JEAN CLAUDE
Original Assignee
IBERT JEAN CLAUDE
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 IBERT JEAN CLAUDE filed Critical IBERT JEAN CLAUDE
Priority to FR8020579A priority Critical patent/FR2490909B1/fr
Publication of FR2490909A1 publication Critical patent/FR2490909A1/fr
Application granted granted Critical
Publication of FR2490909B1 publication Critical patent/FR2490909B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
FR8020579A 1980-09-25 1980-09-25 Appareil de modulation de signaux video par des signaux a basse frequence, notamment des signaux sonores Expired FR2490909B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8020579A FR2490909B1 (fr) 1980-09-25 1980-09-25 Appareil de modulation de signaux video par des signaux a basse frequence, notamment des signaux sonores

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8020579A FR2490909B1 (fr) 1980-09-25 1980-09-25 Appareil de modulation de signaux video par des signaux a basse frequence, notamment des signaux sonores

Publications (2)

Publication Number Publication Date
FR2490909A1 FR2490909A1 (fr) 1982-03-26
FR2490909B1 true FR2490909B1 (fr) 1985-07-26

Family

ID=9246276

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8020579A Expired FR2490909B1 (fr) 1980-09-25 1980-09-25 Appareil de modulation de signaux video par des signaux a basse frequence, notamment des signaux sonores

Country Status (1)

Country Link
FR (1) FR2490909B1 (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1380714A (en) * 1970-11-17 1975-01-15 Vogel P S Television image modulator

Also Published As

Publication number Publication date
FR2490909A1 (fr) 1982-03-26

Similar Documents

Publication Publication Date Title
FR2329115A1 (fr) Appareil de multiplexage de signaux a haute frequence
JPS5573149A (en) Radio wave receiver for signal modulated by signal sound
AT364994B (de) Vorrichtung zur wiedergabe aufgezeichneter signale von einer aufzeichnungsplatte
ES8204551A1 (es) Un dispositivo para localizar una pista de informacion de- seada sobre un portador con pistas de informacion adyacentes
AT365352B (de) Vorrichtung zur wiedergabe aufgezeichneter signale von einer aufzeichnungsplatte
BE887868A (fr) Systeme et procede pour transmettre un signal sonore a modulation par impulsions de largeur variable sur un signal video
AT356711B (de) Verfahren zur uebertragung von modulierten datensignalen mittels adaptiver deltamodulation
FR2352437A1 (fr) Dispositif de modulation de frequence
FR2318547A1 (fr) Circuit limiteur d'amplitude pour signaux video modules en frequence
FR2485312B1 (fr) Appareil de reproduction de signaux video
BE830564A (fr) Dispositif de transmission de signaux a haute frequence
FR2588144B1 (fr) Appareil commutateur de signaux haute frequence.
JPS57199305A (en) Correcting device for cross modulation generated by high frequency signal amplifier
FR2490909B1 (fr) Appareil de modulation de signaux video par des signaux a basse frequence, notamment des signaux sonores
AT356411B (de) Vorrichtung zur wiedergabe aufgezeichneter signale von einer aufzeichnungsplatte
NO792713L (no) Anordning for aa frembringe amplitudemodulerte, ultralydsendepulser
FR2313814A1 (fr) Systeme pour la transmission de signaux par modulation en delta de signaux comprimes
BE884112A (fr) Dispositif pour la reproduction de signaux a frequence audio
SE7613196L (sv) Sendtagare for enkanal-berfrekvenssystem
AT358838B (de) Vorrichtung zur wiedergabe aufgezeichneter signale von einer aufzeichnungsplatte
FR2308157A1 (fr) Appareil de reproduction de sons, notamment de paroles
JPS53113517A (en) Recording/reproducing system
SE7813317L (sv) Anordning for inspelning av tonfrekvenssignaler pa magnetmedia
JPS53120246A (en) Modulator for frequency modulated signal
JPS5334450A (en) Frequency modulating system by pulse signal

Legal Events

Date Code Title Description
ST Notification of lapse