DK1685668T3 - Fremgangsmåde og indretning til overvågning af bærefrekvensstabilitet af sendere i et enkelt-bølge netværk - Google Patents

Fremgangsmåde og indretning til overvågning af bærefrekvensstabilitet af sendere i et enkelt-bølge netværk

Info

Publication number
DK1685668T3
DK1685668T3 DK04790677.1T DK04790677T DK1685668T3 DK 1685668 T3 DK1685668 T3 DK 1685668T3 DK 04790677 T DK04790677 T DK 04790677T DK 1685668 T3 DK1685668 T3 DK 1685668T3
Authority
DK
Denmark
Prior art keywords
carrier frequency
monitoring
displacement
frequency
transmitters
Prior art date
Application number
DK04790677.1T
Other languages
English (en)
Inventor
Martin Hofmeister
Christoph Balz
Original Assignee
Rohde & Schwarz
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 Rohde & Schwarz filed Critical Rohde & Schwarz
Application granted granted Critical
Publication of DK1685668T3 publication Critical patent/DK1685668T3/da

Links

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Transmitters (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
DK04790677.1T 2003-11-21 2004-10-20 Fremgangsmåde og indretning til overvågning af bærefrekvensstabilitet af sendere i et enkelt-bølge netværk DK1685668T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10354468A DE10354468A1 (de) 2003-11-21 2003-11-21 Verfahren und Vorrichtung zur Überwachung der Trägerfrequenzstabilität von Sendern in einem Gleichwellennetz
PCT/EP2004/011869 WO2005050882A1 (de) 2003-11-21 2004-10-20 Verfahren und vorrichtung zur überwachung der trägerfrequenzstabilität von sendern in einem gleichwellennetz

Publications (1)

Publication Number Publication Date
DK1685668T3 true DK1685668T3 (da) 2012-04-02

Family

ID=34609205

Family Applications (1)

Application Number Title Priority Date Filing Date
DK04790677.1T DK1685668T3 (da) 2003-11-21 2004-10-20 Fremgangsmåde og indretning til overvågning af bærefrekvensstabilitet af sendere i et enkelt-bølge netværk

Country Status (9)

Country Link
US (1) US7668245B2 (da)
EP (1) EP1685668B1 (da)
JP (1) JP4376268B2 (da)
CN (1) CN100596040C (da)
AT (1) ATE537622T1 (da)
DE (1) DE10354468A1 (da)
DK (1) DK1685668T3 (da)
ES (1) ES2376174T3 (da)
WO (1) WO2005050882A1 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10354468A1 (de) 2003-11-21 2005-06-23 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur Überwachung der Trägerfrequenzstabilität von Sendern in einem Gleichwellennetz
US20070274496A1 (en) * 2006-04-20 2007-11-29 Ujjwal Singh Method and system for multimodal communication using a phone number
US7860995B1 (en) * 2007-11-29 2010-12-28 Saynow Corporation Conditional audio content delivery method and system
CN100468989C (zh) * 2006-06-30 2009-03-11 北京泰美世纪科技有限公司 数字卫星广播系统的单频网适配方法
CN105766035B (zh) * 2014-10-23 2019-05-17 华为技术有限公司 控制相位同步的方法、装置和系统

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188582A (en) 1978-04-10 1980-02-12 Motorola, Inc. Simulcast transmission system having phase-locked remote transmitters
US4959872A (en) * 1988-06-23 1990-09-25 Kabushiki Kaisha Toshiba Automatic frequency control apparatus for FM receivers
US5031230A (en) * 1988-10-24 1991-07-09 Simulcomm Partnership Frequency, phase and modulation control system which is especially useful in simulcast transmission systems
US5689808A (en) * 1991-10-10 1997-11-18 Motorola, Inc. Multiple channel automatic simulcast control system
GB2271248B (en) 1992-10-05 1997-04-02 Motorola Inc Simulcast transmission system
DE4341211C1 (de) * 1993-12-03 1995-04-20 Grundig Emv Verfahren und Schaltungsanordnung zum Einfügen von Daten in ein Übertragungssignal
AU4607996A (en) * 1994-12-27 1996-07-19 Ericsson Inc. Simulcast resynchronisation improvement using global positioning system
FI102578B (fi) * 1996-11-27 1998-12-31 Nokia Telecommunications Oy Menetelmä taajuuseron mittaamiseksi ja vastaanotin
EP1063799B1 (de) 1999-06-22 2003-08-13 Swisscom AG Messverfahren für Einfrequenznetze und dafür geeignete Vorrichtungen
DE19937457C2 (de) * 1999-08-07 2003-10-09 Bosch Gmbh Robert Verfahren zur Überwachung von Sendern in einem Gleichwellennetz und Anordnung hierfür
US6956814B1 (en) * 2000-02-29 2005-10-18 Worldspace Corporation Method and apparatus for mobile platform reception and synchronization in direct digital satellite broadcast system
AUPR234700A0 (en) * 2000-12-29 2001-01-25 Canon Kabushiki Kaisha Error diffusion using next scanline error impulse response
US6492945B2 (en) * 2001-01-19 2002-12-10 Massachusetts Institute Of Technology Instantaneous radiopositioning using signals of opportunity
DE60217464T2 (de) * 2002-02-07 2007-11-15 Mitsubishi Denki K.K. Kanal- und Verzögerungsschätzung in Mehrträgersystemen
WO2005041509A1 (en) * 2003-09-30 2005-05-06 Telecom Italia S.P.A. Channel estimation using pilot symbols
DE10354468A1 (de) 2003-11-21 2005-06-23 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur Überwachung der Trägerfrequenzstabilität von Sendern in einem Gleichwellennetz

Also Published As

Publication number Publication date
US7668245B2 (en) 2010-02-23
JP2007515870A (ja) 2007-06-14
EP1685668B1 (de) 2011-12-14
WO2005050882A1 (de) 2005-06-02
CN100596040C (zh) 2010-03-24
ES2376174T3 (es) 2012-03-09
JP4376268B2 (ja) 2009-12-02
DE10354468A1 (de) 2005-06-23
EP1685668A1 (de) 2006-08-02
US20070104281A1 (en) 2007-05-10
CN1849760A (zh) 2006-10-18
ATE537622T1 (de) 2011-12-15

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