FR2428356B1 - Systeme multiphonique en modulation d'amplitude et a bandes laterales independantes - Google Patents

Systeme multiphonique en modulation d'amplitude et a bandes laterales independantes

Info

Publication number
FR2428356B1
FR2428356B1 FR7913141A FR7913141A FR2428356B1 FR 2428356 B1 FR2428356 B1 FR 2428356B1 FR 7913141 A FR7913141 A FR 7913141A FR 7913141 A FR7913141 A FR 7913141A FR 2428356 B1 FR2428356 B1 FR 2428356B1
Authority
FR
France
Prior art keywords
multiphone
amplitude modulation
side bands
independent side
independent
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
FR7913141A
Other languages
English (en)
French (fr)
Other versions
FR2428356A1 (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.)
BAE Systems Aerospace Inc
Original Assignee
Hazeltine Corp
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 Hazeltine Corp filed Critical Hazeltine Corp
Publication of FR2428356A1 publication Critical patent/FR2428356A1/fr
Application granted granted Critical
Publication of FR2428356B1 publication Critical patent/FR2428356B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
    • H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
    • H04H20/47—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems
    • H04H20/49—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems for AM stereophonic broadcast systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Amplitude Modulation (AREA)
  • Transmitters (AREA)
FR7913141A 1978-06-05 1979-05-23 Systeme multiphonique en modulation d'amplitude et a bandes laterales independantes Expired FR2428356B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/912,281 US4589127A (en) 1978-06-05 1978-06-05 Independent sideband AM multiphonic system

Publications (2)

Publication Number Publication Date
FR2428356A1 FR2428356A1 (fr) 1980-01-04
FR2428356B1 true FR2428356B1 (fr) 1986-04-18

Family

ID=25431644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7913141A Expired FR2428356B1 (fr) 1978-06-05 1979-05-23 Systeme multiphonique en modulation d'amplitude et a bandes laterales independantes

Country Status (14)

Country Link
US (1) US4589127A (Direct)
JP (2) JPS5920303B2 (Direct)
AU (1) AU525175B2 (Direct)
BR (1) BR7903327A (Direct)
CA (1) CA1125861A (Direct)
DE (1) DE2921453A1 (Direct)
FR (1) FR2428356B1 (Direct)
GB (1) GB2022377B (Direct)
IL (1) IL57231A0 (Direct)
IT (1) IT1118727B (Direct)
MX (1) MX147798A (Direct)
NL (1) NL190827C (Direct)
NZ (1) NZ190026A (Direct)
SE (1) SE435985B (Direct)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS587943A (ja) * 1981-07-07 1983-01-17 Sony Corp Ａｍステレオ方式
JPS5877347A (ja) * 1981-10-19 1983-05-10 レオナ−ド・ア−ル・カ−ン 歪を減少したａｍステレオ送信機
DE3142297A1 (de) * 1981-10-24 1983-05-05 Leonard Richard 10016 New York N.Y. Kahn "schaltung zur verzerrungsminderung"
US4479233A (en) * 1982-03-03 1984-10-23 Hazeltine Corporation Distortion correcting AM stereo receiver with non-flat AGC
JPS58206250A (ja) * 1982-05-27 1983-12-01 Sony Corp Ａｍステレオ受信機
US4782531A (en) * 1987-06-23 1988-11-01 Karr Lawrence J Multichannel FM subcarrier broadcast system
US4850020A (en) * 1987-11-05 1989-07-18 Kahn Leonard R Asymmetrical sideband AM stereo transmission
US5949796A (en) 1996-06-19 1999-09-07 Kumar; Derek D. In-band on-channel digital broadcasting method and system
US6272226B1 (en) * 1997-04-02 2001-08-07 Scientific-Atlanta, Inc. Apparatus and method for masking audio signals in a signal distribution system
US6005894A (en) 1997-04-04 1999-12-21 Kumar; Derek D. AM-compatible digital broadcasting method and system
BR0304231A (pt) * 2002-04-10 2004-07-27 Koninkl Philips Electronics Nv Métodos para codificação de um sinal de canais múltiplos, método e disposição para decodificação de informação de sinal de canais múltiplos, sinal de dados incluindo informação de sinal de canais múltiplos, meio legìvel por computador, e, dispositivo para comunicação de um sinal de canais múltiplos
JP2012108451A (ja) * 2010-10-18 2012-06-07 Sony Corp 音声処理装置および方法、並びにプログラム
BR102016002366B8 (pt) * 2016-02-02 2022-08-30 Marcos Antonio Oliveira Silva Capa térmica para caixas d' água

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3068475A (en) * 1959-10-07 1962-12-11 Rca Corp Stereophonic sound signalling system
US3148342A (en) * 1960-02-05 1964-09-08 Rca Corp Stereophonic signal transmission system
US3218393A (en) * 1960-02-11 1965-11-16 Leonard R Kahn Compatible stereophonic transmission and reception systems, and methods and components characterizing same
US3908090A (en) * 1972-05-10 1975-09-23 Leonard R Kahn Compatible AM stereophonic transmission system
US4018994A (en) * 1974-07-10 1977-04-19 Kahn Leonard R Compatible AM stereophonic receivers
GB1516433A (en) * 1975-05-02 1978-07-05 Kahn L Compatible am stereophonic receivers
US4079204A (en) * 1975-12-26 1978-03-14 Sansui Electric Co., Ltd. AM Stereophonic transmission system
GB1565405A (en) * 1976-04-07 1980-04-23 Motorola Inc Compatible am stereo broadcast system including transmitter and receiver
US4159398A (en) * 1977-09-27 1979-06-26 Motorola, Inc. Stereo presence signal for an AM stereo system
US4184046A (en) * 1978-04-06 1980-01-15 Motorola, Inc. Compatible single sideband system for AM stereo
US4185171A (en) * 1978-04-20 1980-01-22 Motorola, Inc. Compatible single sideband system for AM stereo broadcasting

Also Published As

Publication number Publication date
IT7968198A0 (it) 1979-06-04
FR2428356A1 (fr) 1980-01-04
GB2022377B (en) 1982-11-03
NL190827B (nl) 1994-04-05
BR7903327A (pt) 1980-01-15
DE2921453A1 (de) 1979-12-13
JPS5920303B2 (ja) 1984-05-12
JPS59191949A (ja) 1984-10-31
CA1125861A (en) 1982-06-15
SE435985B (sv) 1984-10-29
IL57231A0 (en) 1979-09-30
NL7904394A (nl) 1979-12-07
GB2022377A (en) 1979-12-12
MX147798A (es) 1983-01-12
DE2921453C2 (Direct) 1990-09-06
AU4576079A (en) 1979-12-13
NZ190026A (en) 1982-05-31
AU525175B2 (en) 1982-10-21
IT1118727B (it) 1986-03-03
US4589127A (en) 1986-05-13
JPS633492B2 (Direct) 1988-01-25
NL190827C (nl) 1994-09-01
JPS55695A (en) 1980-01-07
SE7904861L (sv) 1979-12-06

Similar Documents

Publication Publication Date Title
GB2015296B (en) Ultrasonic transponder
GB2035310B (en) Indole-s-carbaxamides and this anologues
ZA79624B (en) Agrochemical agents based on azulmic acids and their use
JPS54136303A (en) Recording carrier and reader
IT1171634B (it) Perfezionamento nelle gru semoventi
DE3174573D1 (de) Electrooptical modulator
GB2034690B (en) - y - glutamyl - 3 - carboxy - 4-hydroxyanilide and salts thereof
FR2635424B1 (fr) Modulateur et emetteur
GB2037178B (en) Hydroformylation and hydrohydroxymethylation catalysts
FR2428356B1 (fr) Systeme multiphonique en modulation d'amplitude et a bandes laterales independantes
GB2020858B (en) Record track identification and following
DK408181A (da) Landbrugsmaskine isaer en traktor
FR2479586B1 (fr) Generateur d'ondes electromagnetiques dans l'infrarouge lointain
DE3372366D1 (de) N-arylsulfonyl-n'-triazolyl urea
BE880282A (fr) 4,1-benzoxazepines et 4,1-benzothiazepines
IT1209132B (it) Copoliesteri di-p-ossibenzoile a flessibilita' e solubilita'migliorate.
FR2554933B1 (fr) Modulateur et/ou deflecteur acoustico-optique
JPS5291345A (en) Amplitude modulating system
JPS5548272A (en) Adhesive and use thereof
JPS54115259A (en) Modulating system in medical 2 ch telemeter
GB2022093B (en) Benzothalzocines and benzothiazonines
GB2016231A (en) Oscillator and modulator
IT1119674B (it) Circuito di modulazione in ampiezza
JPS54148151A (en) Welding and device therfor
GB2038350B (en) Sulphamphthaleins and sulphamnaphthaleins

Legal Events

Date Code Title Description
ST Notification of lapse