EP0445027A1 - Procédé de synchronisation d'émetteurs dans un réseau de diffusion radiophonique - Google Patents

Procédé de synchronisation d'émetteurs dans un réseau de diffusion radiophonique Download PDF

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Publication number
EP0445027A1
EP0445027A1 EP19910400528 EP91400528A EP0445027A1 EP 0445027 A1 EP0445027 A1 EP 0445027A1 EP 19910400528 EP19910400528 EP 19910400528 EP 91400528 A EP91400528 A EP 91400528A EP 0445027 A1 EP0445027 A1 EP 0445027A1
Authority
EP
European Patent Office
Prior art keywords
signal
source signal
frequency
digital
transmitters
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
EP19910400528
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0445027B1 (fr
Inventor
Patrice Bourcet
Alain Komly
Michel Seguin
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
Priority claimed from FR9002629 external-priority
Application filed by Telediffusion de France ets Public de Diffusion filed Critical Telediffusion de France ets Public de Diffusion
Publication of EP0445027A1 publication Critical patent/EP0445027A1/fr
Application granted granted Critical
Publication of EP0445027B1 publication Critical patent/EP0445027B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
EP19910400528 1990-03-02 1991-02-27 Procédé de synchronisation d'émetteurs dans un réseau de diffusion radiophonique Expired - Lifetime EP0445027B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9002629 1990-03-02
FR9002629A FR2659181B1 (fr) 1990-03-02 1990-03-02 Procede de synchronisation d'emetteurs dans un reseau de diffusion radiophonique.

Publications (2)

Publication Number Publication Date
EP0445027A1 true EP0445027A1 (fr) 1991-09-04
EP0445027B1 EP0445027B1 (fr) 1994-07-20

Family

ID=9394312

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910400528 Expired - Lifetime EP0445027B1 (fr) 1990-03-02 1991-02-27 Procédé de synchronisation d'émetteurs dans un réseau de diffusion radiophonique

Country Status (5)

Country Link
US (1) US5216717A (un)
EP (1) EP0445027B1 (un)
DE (1) DE69102906T2 (un)
ES (1) ES2056592T3 (un)
FR (1) FR2659181B1 (un)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993021701A1 (fr) * 1992-04-22 1993-10-28 Telediffusion De France Procede de transmission et/ou de synchronisation d'au moins une composante d'un signal multiplex
WO1994022275A1 (fr) * 1993-03-18 1994-09-29 Luigi Capasso Systeme multi-microphones/emetteurs sans fil a porteuse commune
WO1997012455A2 (en) * 1995-09-28 1997-04-03 Ericsson Inc. Simulcast system having digitized 'clear voice'

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5377232A (en) * 1992-01-09 1994-12-27 Cellnet Data Systems, Inc. Frequency synchronized bidirectional radio system
US5604768A (en) * 1992-01-09 1997-02-18 Cellnet Data Systems, Inc. Frequency synchronized bidirectional radio system
JP3945817B2 (ja) * 1994-09-12 2007-07-18 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 単一周波数送信機ネットワーク
FR2760920B1 (fr) * 1997-03-12 2000-08-04 Sagem Procede de transmission de donnees entre des moyens de traitement de donnees et un reseau de radiocommunication et module et terminal mobile pour la mise en oeuvre du procede
DE19737758A1 (de) * 1997-08-29 1999-03-04 Bosch Gmbh Robert Verfahren zum Einstellen der Sendeträgerfrequenz in einer Teilnehmerstation eines Punkt-zu-Mehrpunkt Funkübertragungssystem
US6185305B1 (en) * 1998-05-04 2001-02-06 Motorola, Inc. Method and system for broadcasting digital audio to a radio
US6349214B1 (en) * 1999-05-21 2002-02-19 Warren L. Braun Synchronization of broadcast facilities via satellite
US6349215B1 (en) * 1999-05-21 2002-02-19 Warren L. Braun Synchronization of broadcast facilities via microwave tone
KR100370216B1 (ko) * 2000-08-18 2003-01-29 삼성전자 주식회사 Ｅ-쿠폰 데이터 방송을 이용한 광고 시스템 및 방법
US6563893B2 (en) * 2001-05-17 2003-05-13 Ut-Battelle, Llc Carrier-frequency synchronization system for improved amplitude modulation and television broadcast reception
US7587017B2 (en) * 2001-05-17 2009-09-08 Ut-Battelle, Llc Carrier phase synchronization system for improved amplitude modulation and television broadcast reception
US7072431B2 (en) * 2002-10-30 2006-07-04 Visteon Global Technologies, Inc. Clock timing recovery using arbitrary sampling frequency
US7533285B2 (en) * 2004-04-22 2009-05-12 Hewlett-Packard Development Company, L.P. Synchronizing link delay measurement over serial links
JP4469758B2 (ja) * 2005-07-04 2010-05-26 パナソニック株式会社 音声処理装置
JP5217999B2 (ja) * 2008-12-12 2013-06-19 沖電気工業株式会社 伝搬遅延時間調整方法、伝搬遅延時間調整システム、伝搬遅延時間調整装置、伝搬遅延時間調整プログラム及びノード装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2001230A (en) * 1977-07-15 1979-01-24 Motorola Inc Simulcast transmission system
EP0040731A1 (de) * 1980-05-28 1981-12-02 Licentia Patent-Verwaltungs-GmbH Verfahren und Anordnung zum zeitgleichen Aussenden von Nachrichten über mehrere Gleichwellensender
US4317220A (en) * 1979-02-05 1982-02-23 Andre Martin Simulcast transmission system
US4608699A (en) * 1982-12-27 1986-08-26 Motorola, Inc. Simulcast transmission system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3511430A1 (de) * 1985-03-29 1986-10-02 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur synchronisierung der empfangseinrichtungen in einem digitalen multiplex-uebertragungssystem
DE3642982A1 (de) * 1986-12-17 1988-06-30 Thomson Brandt Gmbh System zur uebertragung
US5038402A (en) * 1988-12-06 1991-08-06 General Instrument Corporation Apparatus and method for providing digital audio in the FM broadcast band
US4972410A (en) * 1989-07-20 1990-11-20 Electrocom Automation, Inc. Method and apparatus for controlling signal coherency in simulcast systems

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2001230A (en) * 1977-07-15 1979-01-24 Motorola Inc Simulcast transmission system
US4317220A (en) * 1979-02-05 1982-02-23 Andre Martin Simulcast transmission system
EP0040731A1 (de) * 1980-05-28 1981-12-02 Licentia Patent-Verwaltungs-GmbH Verfahren und Anordnung zum zeitgleichen Aussenden von Nachrichten über mehrere Gleichwellensender
US4608699A (en) * 1982-12-27 1986-08-26 Motorola, Inc. Simulcast transmission system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993021701A1 (fr) * 1992-04-22 1993-10-28 Telediffusion De France Procede de transmission et/ou de synchronisation d'au moins une composante d'un signal multiplex
FR2690593A1 (fr) * 1992-04-22 1993-10-29 Telediffusion Fse Procédé de synchronisation d'au moins une composante d'un signal multiplex.
WO1994022275A1 (fr) * 1993-03-18 1994-09-29 Luigi Capasso Systeme multi-microphones/emetteurs sans fil a porteuse commune
WO1997012455A2 (en) * 1995-09-28 1997-04-03 Ericsson Inc. Simulcast system having digitized 'clear voice'
WO1997012455A3 (en) * 1995-09-28 1997-07-10 Ericsson Ge Mobile Inc Simulcast system having digitized 'clear voice'
US5842134A (en) * 1995-09-28 1998-11-24 Ericsson Inc. Auto-alignment of clear voice and low speed digital data signals in a simulcast system

Also Published As

Publication number Publication date
ES2056592T3 (es) 1994-10-01
EP0445027B1 (fr) 1994-07-20
FR2659181B1 (fr) 1994-01-14
FR2659181A1 (fr) 1991-09-06
US5216717A (en) 1993-06-01
DE69102906D1 (de) 1994-08-25
DE69102906T2 (de) 1995-03-02

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