DE60039422D1 - 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
DE60039422D1
DE60039422D1 DE60039422T DE60039422T DE60039422D1 DE 60039422 D1 DE60039422 D1 DE 60039422D1 DE 60039422 T DE60039422 T DE 60039422T DE 60039422 T DE60039422 T DE 60039422T DE 60039422 D1 DE60039422 D1 DE 60039422D1
Authority
DE
Germany
Prior art keywords
decoding
subblock
demodulation
block
digital information
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 - Lifetime
Application number
DE60039422T
Other languages
English (en)
Inventor
Eero Nikula
Harri Jokinen
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.)
Nokia Oyj
Original Assignee
Nokia Oyj
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 Oyj filed Critical Nokia Oyj
Application granted granted Critical
Publication of DE60039422D1 publication Critical patent/DE60039422D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Artificial Intelligence (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Lock And Its Accessories (AREA)
  • Selective Calling Equipment (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Stereo-Broadcasting Methods (AREA)
DE60039422T 1999-04-14 2000-04-14 Verfahren und empfänger zum empfangen und dekodieren modulierter signale mit verschiedenen modulationsverfahren Expired - Lifetime DE60039422D1 (de)

Applications Claiming Priority (2)

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
PCT/FI2000/000317 WO2000062498A1 (en) 1999-04-14 2000-04-14 Method and receiver for receiving and decoding signals modulated with different modulation methods

Publications (1)

Publication Number Publication Date
DE60039422D1 true DE60039422D1 (de) 2008-08-21

Family

ID=8554428

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60039422T Expired - Lifetime DE60039422D1 (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)

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* 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
DE10111206C2 (de) * 2001-03-08 2003-04-03 Infineon Technologies Ag Blinde Detektion für Mobilfunkempfänger
EP1239641A1 (de) * 2001-03-08 2002-09-11 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur blinden Detektion und Festlegung eines Demodulationsverfahrens in einem digitalen Mobilfunksystem
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
EP1398929B1 (de) * 2002-09-13 2006-11-22 Siemens Aktiengesellschaft 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
EP1625720B1 (de) * 2003-05-16 2008-09-24 Matsushita Electric Industrial Co., Ltd. Vorrichtung und verfahren zum senden und empfangen für ein kommunikationsnetz
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
EP3157217B1 (de) * 2015-10-13 2019-07-03 Samsung Electronics Co., Ltd. Verfahren und einrichtung zur übertragung unabhängiger daten von sendern zu empfängern

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
FI990834A (fi) 2000-10-15
US6690751B1 (en) 2004-02-10
FI112892B (fi) 2004-01-30
JP2002542670A (ja) 2002-12-10
FI990834A0 (fi) 1999-04-14
ATE400955T1 (de) 2008-07-15
CN1157029C (zh) 2004-07-07
WO2000062498A1 (en) 2000-10-19
EP1166514B1 (de) 2008-07-09
CN1355979A (zh) 2002-06-26
EP1166514A1 (de) 2002-01-02
AU3969200A (en) 2000-11-14
JP3712184B2 (ja) 2005-11-02

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