ATE400955T1 - Verfahren und empfänger zum empfangen und dekodieren modulierter signale mit verschiedenen modulationsverfahren - Google Patents

Verfahren und empfänger zum empfangen und dekodieren modulierter signale mit verschiedenen modulationsverfahren

Info

Publication number
ATE400955T1
ATE400955T1 AT00918913T AT00918913T ATE400955T1 AT E400955 T1 ATE400955 T1 AT E400955T1 AT 00918913 T AT00918913 T AT 00918913T AT 00918913 T AT00918913 T AT 00918913T AT E400955 T1 ATE400955 T1 AT E400955T1
Authority
AT
Austria
Prior art keywords
decoding
subblock
demodulation
block
digital information
Prior art date
Application number
AT00918913T
Other languages
English (en)
Inventor
Eero Nikula
Harri Jokinen
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE400955T1 publication Critical patent/ATE400955T1/de

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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0032—Without explicit signalling
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2017—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes are non-linear, e.g. generalized and Gaussian minimum shift keying, tamed frequency modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2053—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases
    • H04L27/206—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers
    • H04L27/2067—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers with more than two phase states
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • 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
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0061—Error detection codes
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Artificial Intelligence (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Selective Calling Equipment (AREA)
  • Lock And Its Accessories (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
AT00918913T 1999-04-14 2000-04-14 Verfahren und empfänger zum empfangen und dekodieren modulierter signale mit verschiedenen modulationsverfahren ATE400955T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI990834A FI112892B (fi) 1999-04-14 1999-04-14 Menetelmä ja vastaanotin eri modulaatiomenetelmillä moduloitujen signaalien vastaanottamiseksi ja dekoodaamiseksi

Publications (1)

Publication Number Publication Date
ATE400955T1 true ATE400955T1 (de) 2008-07-15

Family

ID=8554428

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00918913T ATE400955T1 (de) 1999-04-14 2000-04-14 Verfahren und empfänger zum empfangen und dekodieren modulierter signale mit verschiedenen modulationsverfahren

Country Status (9)

Country Link
US (1) US6690751B1 (de)
EP (1) EP1166514B1 (de)
JP (1) JP3712184B2 (de)
CN (1) CN1157029C (de)
AT (1) ATE400955T1 (de)
AU (1) AU3969200A (de)
DE (1) DE60039422D1 (de)
FI (1) FI112892B (de)
WO (1) WO2000062498A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6400928B1 (en) * 1999-11-19 2002-06-04 Telefonaktiebolaget L M Ericsson (Publ) Method and system for blind detection of modulation
US6859456B1 (en) * 2000-03-13 2005-02-22 Motorola, Inc. Method and apparatus for checking communicated data
DE10027389B4 (de) * 2000-06-02 2006-05-11 Rohde & Schwarz Gmbh & Co. Kg Verfahren zur Synchronisation
US6865235B2 (en) * 2001-03-06 2005-03-08 Agere Systems Inc. Multi-protocol modulator
EP1239641A1 (de) * 2001-03-08 2002-09-11 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur blinden Detektion und Festlegung eines Demodulationsverfahrens in einem digitalen Mobilfunksystem
DE10111206C2 (de) * 2001-03-08 2003-04-03 Infineon Technologies Ag Blinde Detektion für Mobilfunkempfänger
SE523070C2 (sv) * 2001-05-21 2004-03-23 Ericsson Telefon Ab L M En metod och apparat för skattning av länkkvalitet i ett mobilt kommunikationsnätverk
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
US7688902B1 (en) * 2003-04-16 2010-03-30 Marvell International Ltd. Joint space-time block decoding and viterbi decoding
KR101023610B1 (ko) * 2003-05-16 2011-03-21 파나소닉 주식회사 통신 네트워크를 위한 송수신 장치 및 방법
JP4269858B2 (ja) * 2003-09-10 2009-05-27 株式会社日立製作所 適応変復調方式及び無線通信システム
US7499506B2 (en) * 2005-03-22 2009-03-03 Qualcomm Incorporated Detection of signal modulation format type
US7508884B2 (en) * 2005-03-24 2009-03-24 Harris Corporation System and method for communicating data using constant amplitude equalized waveform
JP5123601B2 (ja) * 2006-08-31 2013-01-23 キヤノン株式会社 光電変換装置
JP4110193B1 (ja) * 2007-05-02 2008-07-02 キヤノン株式会社 固体撮像装置および撮像システム
US8386869B1 (en) * 2008-06-17 2013-02-26 Link—A—Media Devices Corporation Amplitude defect detection and correction in magnetic storage
US8804876B2 (en) 2009-02-20 2014-08-12 Qualcomm Incorporated Enhanced modulation detection
US8331498B2 (en) * 2009-04-13 2012-12-11 Telefonaktiebolaget L M Ericsson (Publ) Blind modulation detection
US20120275436A1 (en) * 2009-12-01 2012-11-01 QUALCOMM Intercorporated Method and apparatus of processing synchronization shift commands in tdscdma uplink synchronization
CN106571898B (zh) * 2015-10-13 2021-10-01 三星电子株式会社 由至少两个发射器将独立数据发送到接收器的方法和系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5497401A (en) * 1994-11-18 1996-03-05 Thomson Consumer Electronics, Inc. Branch metric computer for a Viterbi decoder of a punctured and pragmatic trellis code convolutional decoder suitable for use in a multi-channel receiver of satellite, terrestrial and cable transmitted FEC compressed-digital television data
US5926489A (en) 1996-11-22 1999-07-20 Lsi Logic Corporation Non-equalized digital receiver using block decoding with erasure and error correction
US5960040A (en) * 1996-12-05 1999-09-28 Raytheon Company Communication signal processors and methods
JPH10322408A (ja) 1997-03-19 1998-12-04 Sony Corp 受信装置及び信号受信方法
FI106675B (fi) * 1998-01-30 2001-03-15 Nokia Networks Oy Tiedonsiirtomenetelmä ja radiojärjestelmä
US6047035A (en) * 1998-06-15 2000-04-04 Dspc Israel Ltd. Method and device for quantizing the input to soft decoders

Also Published As

Publication number Publication date
EP1166514B1 (de) 2008-07-09
JP3712184B2 (ja) 2005-11-02
CN1157029C (zh) 2004-07-07
FI990834A0 (fi) 1999-04-14
FI112892B (fi) 2004-01-30
EP1166514A1 (de) 2002-01-02
CN1355979A (zh) 2002-06-26
FI990834A (fi) 2000-10-15
US6690751B1 (en) 2004-02-10
AU3969200A (en) 2000-11-14
WO2000062498A1 (en) 2000-10-19
JP2002542670A (ja) 2002-12-10
DE60039422D1 (de) 2008-08-21

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