FI106675B - Tiedonsiirtomenetelmä ja radiojärjestelmä - Google Patents

Tiedonsiirtomenetelmä ja radiojärjestelmä Download PDF

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Publication number
FI106675B
FI106675B FI980219A FI980219A FI106675B FI 106675 B FI106675 B FI 106675B FI 980219 A FI980219 A FI 980219A FI 980219 A FI980219 A FI 980219A FI 106675 B FI106675 B FI 106675B
Authority
FI
Finland
Prior art keywords
signal
modulation method
modulation
radio system
impulse response
Prior art date
Application number
FI980219A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI980219A0 (fi
FI980219A (fi
Inventor
Olli Piirainen
Kari Niemelae
Original Assignee
Nokia Networks Oy
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 Nokia Networks Oy filed Critical Nokia Networks Oy
Publication of FI980219A0 publication Critical patent/FI980219A0/fi
Priority to FI980219A priority Critical patent/FI106675B/fi
Priority to DE69939412T priority patent/DE69939412D1/de
Priority to CN99800104A priority patent/CN1113516C/zh
Priority to JP53896399A priority patent/JP4002306B2/ja
Priority to EP99900908A priority patent/EP0972384B1/fr
Priority to PCT/FI1999/000063 priority patent/WO1999039484A2/fr
Priority to AT99900908T priority patent/ATE406745T1/de
Priority to AU20573/99A priority patent/AU751514B2/en
Publication of FI980219A publication Critical patent/FI980219A/fi
Priority to US09/401,019 priority patent/US6385254B1/en
Priority to NO994743A priority patent/NO994743D0/no
Application granted granted Critical
Publication of FI106675B publication Critical patent/FI106675B/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
    • H04L1/0038—Blind format detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0012—Modulated-carrier systems arrangements for identifying the type of modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0032—Without explicit signalling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Saccharide Compounds (AREA)
  • Forging (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Radio Relay Systems (AREA)
FI980219A 1998-01-30 1998-01-30 Tiedonsiirtomenetelmä ja radiojärjestelmä FI106675B (fi)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FI980219A FI106675B (fi) 1998-01-30 1998-01-30 Tiedonsiirtomenetelmä ja radiojärjestelmä
EP99900908A EP0972384B1 (fr) 1998-01-30 1999-01-29 Procede de transmission et systeme radio pour inferer le type de modulation
CN99800104A CN1113516C (zh) 1998-01-30 1999-01-29 传输方法和无线电系统
JP53896399A JP4002306B2 (ja) 1998-01-30 1999-01-29 送信方法及び無線システム
DE69939412T DE69939412D1 (de) 1998-01-30 1999-01-29 Übertragungsverfahren und funksystem zum schliessen der modulationsart
PCT/FI1999/000063 WO1999039484A2 (fr) 1998-01-30 1999-01-29 Procede de transmission et systeme radio
AT99900908T ATE406745T1 (de) 1998-01-30 1999-01-29 Übertragungsverfahren und funksystem zum schliessen der modulationsart
AU20573/99A AU751514B2 (en) 1998-01-30 1999-01-29 Transmission method and radio system
US09/401,019 US6385254B1 (en) 1998-01-30 1999-09-21 Transmission method and radio system
NO994743A NO994743D0 (no) 1998-01-30 1999-09-29 FremgangsmÕte for transmisjon, samt radiosystem

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI980219 1998-01-30
FI980219A FI106675B (fi) 1998-01-30 1998-01-30 Tiedonsiirtomenetelmä ja radiojärjestelmä

Publications (3)

Publication Number Publication Date
FI980219A0 FI980219A0 (fi) 1998-01-30
FI980219A FI980219A (fi) 1999-07-31
FI106675B true FI106675B (fi) 2001-03-15

Family

ID=8550642

Family Applications (1)

Application Number Title Priority Date Filing Date
FI980219A FI106675B (fi) 1998-01-30 1998-01-30 Tiedonsiirtomenetelmä ja radiojärjestelmä

Country Status (10)

Country Link
US (1) US6385254B1 (fr)
EP (1) EP0972384B1 (fr)
JP (1) JP4002306B2 (fr)
CN (1) CN1113516C (fr)
AT (1) ATE406745T1 (fr)
AU (1) AU751514B2 (fr)
DE (1) DE69939412D1 (fr)
FI (1) FI106675B (fr)
NO (1) NO994743D0 (fr)
WO (1) WO1999039484A2 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2799596B1 (fr) * 1999-10-11 2004-05-28 Canon Kk Dispositif et procede d'optimisation d'un systeme de transmission a modulation multiporteuse
US7039120B1 (en) 1998-11-30 2006-05-02 Canon Kabushiki Kaisha Device and method for the dynamic allocation of frequencies for multicarrier modulation systems
FI112892B (fi) * 1999-04-14 2004-01-30 Nokia Corp Menetelmä ja vastaanotin eri modulaatiomenetelmillä moduloitujen signaalien vastaanottamiseksi ja dekoodaamiseksi
EP1107530B1 (fr) * 1999-12-07 2007-02-28 Motorola Semiconducteurs S.A. Format de trame dans un sysème de transmission à radio
EP1243112A1 (fr) * 1999-12-30 2002-09-25 Nokia Corporation Procede de detection aveugle de modulation
US6687507B2 (en) * 2000-05-03 2004-02-03 Telefonaktiebolaget Lm Ericsson (Publ) Time of arrival estimation for edge/GSM
EP1152549B1 (fr) * 2000-05-05 2005-03-30 Lucent Technologies Inc. Système de radiocommunication
SE521246C2 (sv) * 2001-06-12 2003-10-14 Ericsson Telefon Ab L M Blinddetektion
GB0124321D0 (en) * 2001-10-10 2001-11-28 Nokia Corp Modulation determination
GB2392354B (en) 2002-08-23 2006-02-01 Samsung Electronics Co Ltd Integrated modulators and demodulators
DE50208792D1 (de) * 2002-09-13 2007-01-04 Siemens Ag Verfahren und Vorrichtung in einem Kommunikationssystem zum empfängerseitigen Bestimmen einer senderseitig verwendeten Modulation bei adaptiver Modulation
US7386063B1 (en) * 2003-10-31 2008-06-10 Atheros Communications, Inc. Voting block for identifying WLAN signal modulation type
EP3343854A1 (fr) * 2007-11-06 2018-07-04 Nokia Solutions and Networks Oy Appareil, système et procédé de transmission de données dans un système de communication mobile
KR101406321B1 (ko) * 2007-12-17 2014-06-12 한국전자통신연구원 신호 전송 방법 및 중계국
JP5141538B2 (ja) * 2008-12-19 2013-02-13 ヤマハ株式会社 信号識別装置、復調装置、自動演奏鍵盤楽器、信号識別方法およびプログラム
GB2557298A (en) * 2016-12-05 2018-06-20 Nordic Semiconductor Asa Demodulators

Family Cites Families (15)

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Publication number Priority date Publication date Assignee Title
US4227255A (en) * 1979-04-11 1980-10-07 Telcom, Inc. Signal classifier
IT1236977B (it) * 1989-12-22 1993-05-12 Italtel Spa Ricevitore per un sistema radiomobile digitale con cancellazione di segnali interferenti isofrequenziali aventi lo stesso tipo di modulazione,e relativo metodo
FR2696604B1 (fr) * 1992-10-07 1994-11-04 Alcatel Radiotelephone Dispositif d'estimation d'un canal de transmission.
KR0183143B1 (ko) * 1993-02-17 1999-05-15 안쏘니 제이. 살리, 쥬니어 다중-변조 통신 시스템
JPH06343085A (ja) * 1993-04-07 1994-12-13 Hitachi Ltd 信号復調復号装置および信号復調復号方法
JPH08505510A (ja) * 1993-10-28 1996-06-11 モトローラ・インコーポレーテッド 複数のデータプロトコルに適用可能な復調器論理ユニット
US5673293A (en) * 1994-09-08 1997-09-30 Hitachi America, Ltd. Method and apparatus for demodulating QAM and VSB signals
US5633893A (en) 1994-09-29 1997-05-27 Ericsson Inc. Digital modulation method with controlled envelope variation
US5799037A (en) * 1996-02-16 1998-08-25 David Sarnoff Research Center Inc. Receiver capable of demodulating multiple digital modulation formats
US5872815A (en) * 1996-02-16 1999-02-16 Sarnoff Corporation Apparatus for generating timing signals for a digital television signal receiver
DE19614543C1 (de) * 1996-04-12 1997-08-28 Philips Patentverwaltung Entzerrer mit erweiterter Kanalschätzung für einen Empfänger in einem digitalen Übertragungssystem
US6005640A (en) * 1996-09-27 1999-12-21 Sarnoff Corporation Multiple modulation format television signal receiver system
US5905757A (en) * 1996-10-04 1999-05-18 Motorola, Inc. Filter co-processor
US5940438A (en) * 1997-02-18 1999-08-17 Mitsubishi Electric Information Technology Center America, Inc (Ita) Universal modem for digital video, audio and data communications
US6167031A (en) * 1997-08-29 2000-12-26 Telefonaktiebolaget Lm Ericsson (Publ) Method for selecting a combination of modulation and channel coding schemes in a digital communication system

Also Published As

Publication number Publication date
FI980219A0 (fi) 1998-01-30
FI980219A (fi) 1999-07-31
NO994743L (no) 1999-09-29
JP2001518274A (ja) 2001-10-09
WO1999039484A2 (fr) 1999-08-05
EP0972384A2 (fr) 2000-01-19
CN1113516C (zh) 2003-07-02
DE69939412D1 (de) 2008-10-09
NO994743D0 (no) 1999-09-29
AU751514B2 (en) 2002-08-15
WO1999039484A3 (fr) 1999-09-23
CN1256040A (zh) 2000-06-07
AU2057399A (en) 1999-08-16
JP4002306B2 (ja) 2007-10-31
US6385254B1 (en) 2002-05-07
ATE406745T1 (de) 2008-09-15
EP0972384B1 (fr) 2008-08-27

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