DE69922194D1 - Digitaler demodulator in einem mehrträgersystem - Google Patents

Digitaler demodulator in einem mehrträgersystem

Info

Publication number
DE69922194D1
DE69922194D1 DE69922194T DE69922194T DE69922194D1 DE 69922194 D1 DE69922194 D1 DE 69922194D1 DE 69922194 T DE69922194 T DE 69922194T DE 69922194 T DE69922194 T DE 69922194T DE 69922194 D1 DE69922194 D1 DE 69922194D1
Authority
DE
Germany
Prior art keywords
carriers
maximum
those
per symbol
arrangement
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
DE69922194T
Other languages
English (en)
Other versions
DE69922194T2 (de
Inventor
Anders Vahlin
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.)
Nera ASA
Original Assignee
Nera ASA
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 Nera ASA filed Critical Nera ASA
Application granted granted Critical
Publication of DE69922194D1 publication Critical patent/DE69922194D1/de
Publication of DE69922194T2 publication Critical patent/DE69922194T2/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
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2697—Multicarrier modulation systems in combination with other modulation techniques
    • H04L27/2698—Multicarrier modulation systems in combination with other modulation techniques double density OFDM/OQAM system, e.g. OFDM/OQAM-IOTA system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2649—Demodulators
    • H04L27/265—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators
    • H04L27/26522—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators using partial FFTs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2649—Demodulators
    • H04L27/26534—Pulse-shaped multi-carrier, i.e. not using rectangular window
    • H04L27/2654—Filtering per subcarrier, e.g. filterbank multicarrier [FBMC]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69922194T 1998-05-26 1999-05-26 Digitaler demodulator in einem mehrträgersystem Expired - Lifetime DE69922194T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9801842A SE519682C2 (sv) 1998-05-26 1998-05-26 Digital demodulator i ett flerkanalssystem
SE9801842 1998-05-26
PCT/IB1999/000954 WO1999062215A2 (en) 1998-05-26 1999-05-26 Digital demodulator in a multi-carrier system

Publications (2)

Publication Number Publication Date
DE69922194D1 true DE69922194D1 (de) 2004-12-30
DE69922194T2 DE69922194T2 (de) 2005-12-01

Family

ID=20411448

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69922194T Expired - Lifetime DE69922194T2 (de) 1998-05-26 1999-05-26 Digitaler demodulator in einem mehrträgersystem

Country Status (6)

Country Link
EP (1) EP1090474B1 (de)
AT (1) ATE283590T1 (de)
AU (1) AU3841099A (de)
DE (1) DE69922194T2 (de)
SE (1) SE519682C2 (de)
WO (1) WO1999062215A2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2405061B (en) 2001-12-05 2005-05-18 Matsushita Electric Ind Co Ltd Multirate digital transceiver
GB2512935A (en) 2013-04-12 2014-10-15 Nordic Semiconductor Asa Digital Radio Transmissions

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1228877B (it) * 1989-03-24 1991-07-05 Sits Soc It Telecom Siemens Procedimento e dispositivo di ricupero della temporizzazione per la ricezione di segnali numerici di banda base.
IT1261364B (it) * 1993-12-01 1996-05-20 Sisvel Spa Sistema di ricetrasmissione di dati a multiplazione ortogonale con modulatore unico per l'allocazione in frequenza dei sottocanali
GB9414664D0 (en) * 1994-07-20 1994-09-07 British Aerospace Digital signal processing apparatus
JP3186464B2 (ja) * 1994-09-26 2001-07-11 日本コロムビア株式会社 Ｏｆｄｍ変調器及びｏｆｄｍ復調器
JPH08316932A (ja) * 1995-05-17 1996-11-29 Nippon Columbia Co Ltd Ｏｆｄｍ復調器

Also Published As

Publication number Publication date
DE69922194T2 (de) 2005-12-01
AU3841099A (en) 1999-12-13
ATE283590T1 (de) 2004-12-15
SE519682C2 (sv) 2003-04-01
EP1090474B1 (de) 2004-11-24
WO1999062215A3 (en) 2000-03-02
SE9801842L (sv) 1999-11-27
SE9801842D0 (sv) 1998-05-26
WO1999062215A2 (en) 1999-12-02
EP1090474A2 (de) 2001-04-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition