FR2788390B1 - Emetteur de radiodiffusion en ondes courtes a haut rendement optimise pour les emissions de type numerique - Google Patents

Emetteur de radiodiffusion en ondes courtes a haut rendement optimise pour les emissions de type numerique

Info

Publication number
FR2788390B1
FR2788390B1 FR9900240A FR9900240A FR2788390B1 FR 2788390 B1 FR2788390 B1 FR 2788390B1 FR 9900240 A FR9900240 A FR 9900240A FR 9900240 A FR9900240 A FR 9900240A FR 2788390 B1 FR2788390 B1 FR 2788390B1
Authority
FR
France
Prior art keywords
high efficiency
broadcast transmitter
digital type
type transmissions
optimized
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
FR9900240A
Other languages
English (en)
Other versions
FR2788390A1 (fr
Inventor
Pierre Andre Laurent
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 to FR9900240A priority Critical patent/FR2788390B1/fr
Application filed by Thomson CSF SA filed Critical Thomson CSF SA
Priority to JP2000594201A priority patent/JP2002535868A/ja
Priority to EP00900222A priority patent/EP1142137A1/fr
Priority to PCT/FR2000/000009 priority patent/WO2000042710A1/fr
Priority to CA002360335A priority patent/CA2360335A1/fr
Priority to US09/868,918 priority patent/US6993086B1/en
Publication of FR2788390A1 publication Critical patent/FR2788390A1/fr
Priority to HR20010523A priority patent/HRP20010523A2/hr
Application granted granted Critical
Publication of FR2788390B1 publication Critical patent/FR2788390B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/33—Modifications of amplifiers to reduce non-linear distortion in discharge-tube amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Ceramic Products (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR9900240A 1999-01-12 1999-01-12 Emetteur de radiodiffusion en ondes courtes a haut rendement optimise pour les emissions de type numerique Expired - Fee Related FR2788390B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR9900240A FR2788390B1 (fr) 1999-01-12 1999-01-12 Emetteur de radiodiffusion en ondes courtes a haut rendement optimise pour les emissions de type numerique
EP00900222A EP1142137A1 (fr) 1999-01-12 2000-01-05 Emetteur de radiodiffusion en ondes courtes a haut rendement optimise pour les emissions de type numerique
PCT/FR2000/000009 WO2000042710A1 (fr) 1999-01-12 2000-01-05 Emetteur de radiodiffusion en ondes courtes a haut rendement optimise pour les emissions de type numerique
CA002360335A CA2360335A1 (fr) 1999-01-12 2000-01-05 Emetteur de radiodiffusion en ondes courtes a haut rendement optimise pour les emissions de type numerique
JP2000594201A JP2002535868A (ja) 1999-01-12 2000-01-05 デジタル放送に最適化された高性能短波放送用送信機
US09/868,918 US6993086B1 (en) 1999-01-12 2000-01-05 High performance short-wave broadcasting transmitter optimized for digital broadcasting
HR20010523A HRP20010523A2 (en) 1999-01-12 2001-07-12 High performance short-wave broadcasting transmitter optimised for digital broadcasting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9900240A FR2788390B1 (fr) 1999-01-12 1999-01-12 Emetteur de radiodiffusion en ondes courtes a haut rendement optimise pour les emissions de type numerique

Publications (2)

Publication Number Publication Date
FR2788390A1 FR2788390A1 (fr) 2000-07-13
FR2788390B1 true FR2788390B1 (fr) 2003-05-30

Family

ID=9540787

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9900240A Expired - Fee Related FR2788390B1 (fr) 1999-01-12 1999-01-12 Emetteur de radiodiffusion en ondes courtes a haut rendement optimise pour les emissions de type numerique

Country Status (7)

Country Link
US (1) US6993086B1 (fr)
EP (1) EP1142137A1 (fr)
JP (1) JP2002535868A (fr)
CA (1) CA2360335A1 (fr)
FR (1) FR2788390B1 (fr)
HR (1) HRP20010523A2 (fr)
WO (1) WO2000042710A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10035041B4 (de) * 2000-07-19 2006-07-13 Robert Bosch Gmbh Verfahren zur Einstellung von Sendeparametern von einem Sender für digitale Rundfunksignale
JP4533759B2 (ja) * 2004-01-22 2010-09-01 パナソニック株式会社 データ変換器、およびデータ変換方法、ならびにそれらを用いた送信回路、通信機器、および電子機器
EP2567637B1 (fr) * 2006-10-13 2014-08-06 Gentherm Incorporated Lit de conditionnement d'air

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3801732A (en) * 1971-11-22 1974-04-02 J Reeves Method and apparatus for scrambled television
FR2283592A1 (fr) 1974-08-27 1976-03-26 Thomson Csf Dispositif extracteur de synchronisation et systeme de transmission d'informations comportant un tel dispositif
FR2431229A1 (fr) 1978-07-12 1980-02-08 Thomson Csf Dispositif de demodulation de signaux modules en deplacement de frequence et systeme de transmission comportant un tel dispositif
FR2546001B1 (fr) 1983-05-10 1985-07-05 Thomson Csf Demodulateur de signaux, a enveloppe constante et phase continue, modules angulairement par un train de symboles binaires
CH667762A5 (de) * 1985-02-14 1988-10-31 Bbc Brown Boveri & Cie Einseitenbandmodulationsverfahren, einseitenbandmodulator und rundfunksender.
FR2604318B1 (fr) 1986-09-23 1989-03-31 Thomson Csf Procede et dispositif de synchronisation symbole et leur application a la demodulation symbole de messages numeriques
FR2605769B1 (fr) 1986-10-22 1988-12-09 Thomson Csf Operateur polynomial dans les corps de galois et processeur de traitement de signal numerique comportant un tel operateur
FR2605818B1 (fr) 1986-10-27 1992-09-18 Thomson Csf Codeur-decodeur algebrique de codes en blocs reed solomon et bch, applicable aux telecommunications numeriques
FR2607987B1 (fr) 1986-12-05 1989-02-10 Thomson Csf Procede et dispositif de modulation et de demodulation a plusieurs etats, a niveau de protection ajustable
FR2631146B1 (fr) 1988-05-04 1991-05-10 Thomson Csf Procede et dispositif de codage de l'energie du signal vocal dans des vocodeurs a tres faibles debits
FR2631147B1 (fr) 1988-05-04 1991-02-08 Thomson Csf Procede et dispositif de detection de signaux vocaux
FR2635420B1 (fr) 1988-07-19 1990-10-19 Thomson Csf Procede et dispositif de demodulation de signaux a enveloppe constante et phase continue modules angulairement par un train de symboles binaires, tolerant les derives de frequence
CH675802A5 (fr) * 1988-09-15 1990-10-31 Asea Brown Boveri
FR2639306B1 (fr) * 1988-11-18 1990-12-21 Alsthom Gec Systeme de transmission d'information d'initialisation, entre des installations fixes et des trains
US5285208A (en) * 1989-09-05 1994-02-08 Motorola, Inc. Power management system for a worldwide multiple satellite communications system
FR2654542B1 (fr) 1989-11-14 1992-01-17 Thomson Csf Procede et dispositif de codage de filtres predicteurs de vocodeurs tres bas debit.
JPH0466826U (fr) * 1990-10-16 1992-06-12
FR2670313A1 (fr) 1990-12-11 1992-06-12 Thomson Csf Procede et dispositif pour l'evaluation de la periodicite et du voisement du signal de parole dans les vocodeurs a tres bas debit.
FR2690551B1 (fr) 1991-10-15 1994-06-03 Thomson Csf Procede de quantification d'un filtre predicteur pour vocodeur a tres faible debit.
DE4210069A1 (de) * 1992-03-27 1993-09-30 Asea Brown Boveri Amplitudenmodulierter Rundfunksender für verschiedene Modulationsarten, insbesondere DSB, SSB und ISB
FR2738383B1 (fr) 1995-09-05 1997-10-03 Thomson Csf Procede de quantification vectorielle de vocodeurs bas debit
US5903188A (en) * 1998-02-17 1999-05-11 Harris Corporation Modulator having improved discharging unwanted capacitance

Also Published As

Publication number Publication date
CA2360335A1 (fr) 2000-07-20
EP1142137A1 (fr) 2001-10-10
FR2788390A1 (fr) 2000-07-13
HRP20010523A2 (en) 2002-12-31
WO2000042710A1 (fr) 2000-07-20
US6993086B1 (en) 2006-01-31
JP2002535868A (ja) 2002-10-22

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse

Effective date: 20091030