[go: up one dir, main page]

DE69822641D1 - Mehrträgermodulation unter verwendung gewichteter prototypfunctionen - Google Patents

Mehrträgermodulation unter verwendung gewichteter prototypfunctionen

Info

Publication number
DE69822641D1
DE69822641D1 DE69822641T DE69822641T DE69822641D1 DE 69822641 D1 DE69822641 D1 DE 69822641D1 DE 69822641 T DE69822641 T DE 69822641T DE 69822641 T DE69822641 T DE 69822641T DE 69822641 D1 DE69822641 D1 DE 69822641D1
Authority
DE
Germany
Prior art keywords
carrier modulation
prototype functions
weighted
weighted prototype
functions
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
DE69822641T
Other languages
English (en)
Other versions
DE69822641T2 (de
Inventor
Pierre Combelles
Dominique Lacroix
Ali Jalali
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.)
Telediffusion de France ets Public de Diffusion
Orange SA
Original Assignee
Telediffusion de France ets Public de Diffusion
France Telecom SA
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 Telediffusion de France ets Public de Diffusion, France Telecom SA filed Critical Telediffusion de France ets Public de Diffusion
Publication of DE69822641D1 publication Critical patent/DE69822641D1/de
Application granted granted Critical
Publication of DE69822641T2 publication Critical patent/DE69822641T2/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
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • 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

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)
DE69822641T 1997-07-01 1998-06-30 Mehrträgermodulation unter verwendung gewichteter prototypfunktionen Expired - Lifetime DE69822641T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9708547 1997-07-01
FR9708547A FR2765757B1 (fr) 1997-07-01 1997-07-01 Procede et dispositif de modulation d'un signal multiporteuse de type ofdm/oqam, et procede et dispositif de demodulation correspondants
PCT/FR1998/001398 WO1999001967A1 (fr) 1997-07-01 1998-06-30 Modulation multiporteuse employant des fonctions prototypes ponderees

Publications (2)

Publication Number Publication Date
DE69822641D1 true DE69822641D1 (de) 2004-04-29
DE69822641T2 DE69822641T2 (de) 2005-02-24

Family

ID=9508910

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69822641T Expired - Lifetime DE69822641T2 (de) 1997-07-01 1998-06-30 Mehrträgermodulation unter verwendung gewichteter prototypfunktionen

Country Status (6)

Country Link
US (1) US7099396B1 (de)
EP (1) EP1005748B1 (de)
DE (1) DE69822641T2 (de)
FR (1) FR2765757B1 (de)
NO (1) NO996575D0 (de)
WO (1) WO1999001967A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2799073B1 (fr) * 1999-09-29 2002-01-18 France Telecom Procede de transmission d'un signal bfdm/oqam, procedes de modulation et de demodulation et dispositif correspondants
FR2885470A1 (fr) * 2005-05-03 2006-11-10 France Telecom Procede de codage d'un signal multiporteuse de type ofdm/oqam utilisant des symboles a valeurs complexes, signal, dispositifs et programmes d'ordinateur correspondants
EP2174440A2 (de) * 2007-08-03 2010-04-14 BARTELS, Oliver Funkgerät mit mehrträgerübertragung
FR2972091A1 (fr) 2011-02-28 2012-08-31 France Telecom Procede de modulation d'un signal multiporteuse de type oqam, programme d'ordinateur et modulateur correspondants
WO2013152249A1 (en) * 2012-04-05 2013-10-10 Interdigital Patent Holdings, Inc. Systems and methods for providing and/or using an ofdm-oqam structure
EP3206353B1 (de) * 2016-02-09 2020-02-05 Technische Universität München Filterbänke und verfahren zum betreiben von filterbänken
FR3075532A1 (fr) * 2017-12-14 2019-06-21 Orange Procede de generation d’un signal multiporteuse, procede de demodulation, produit programme d’ordinateur et dispositifs correspondants.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3610195A1 (de) * 1986-03-26 1987-10-01 Ant Nachrichtentech Digitale filterbank
IT1273793B (it) * 1994-02-22 1997-07-10 Italtel Spa Sistema composito a multiplazione ortogonale a divisione di frequenza (ofdm) per la trasmissione di sequenze di dati
US5636246A (en) * 1994-11-16 1997-06-03 Aware, Inc. Multicarrier transmission system
US5671168A (en) * 1995-07-06 1997-09-23 Technion Research & Development Foundation Ltd. Digital frequency-domain implementation of arrays
US5838268A (en) * 1997-03-14 1998-11-17 Orckit Communications Ltd. Apparatus and methods for modulation and demodulation of data

Also Published As

Publication number Publication date
NO996575D0 (no) 1999-12-30
DE69822641T2 (de) 2005-02-24
EP1005748A1 (de) 2000-06-07
EP1005748B1 (de) 2004-03-24
US7099396B1 (en) 2006-08-29
FR2765757A1 (fr) 1999-01-08
FR2765757B1 (fr) 1999-09-17
WO1999001967A1 (fr) 1999-01-14

Similar Documents

Publication Publication Date Title
DE69637259D1 (de) OFDM Kommunikationsgeräte unter Verwendung von pseudo-zufällig modulierten Referenzsymbolen
DE59703664D1 (de) Mikrokapseln unter Verwendung von Iminooxadiazindion-Polyisocyanaten
DE69737566D1 (de) Lagesteuerung
DE69835121D1 (de) Betriebsmittelsablaufsteuerung
DE69839128D1 (de) Spenderanordnung
DE69810231D1 (de) Silicon-Hydrogel-Polymere
MX210210B (es) Nuevos catalizadores
DE69831941D1 (de) Modulationsformateinstellender optischer transponder
NO996435D0 (no) Polymerisasjonsprosess
DE69803771D1 (de) Polysiloxanpolyole
DE69616491D1 (de) Modulator mit individuell gesetzten Flanken
DE69840560D1 (de) Informationsgerät mit Leistungssteuerung
DE69921408D1 (de) Informationsübertragungsgerät unter Verwendung von Blitzlichtemission
DE19882714T1 (de) Stufenloser, Industionsgesteuerter Spannungsregler
DE69827350D1 (de) Ausgangsstufe mit anstiegs-steuermitteln
DE69736883D1 (de) Kommunikationsverfahren mit Mehrträgerformat
DE69822641D1 (de) Mehrträgermodulation unter verwendung gewichteter prototypfunctionen
DE69832560D1 (de) FM-Modulator
EP0928765A4 (de) Drucker
NO20003168D0 (no) Polymerisasjonsmetode
DE69631151D1 (de) Mehrträgermodulation
ID24760A (id) Turunan-turunan piridilpirol
DE59809523D1 (de) Modulation mit mehrfacher Auflösung
DE69831626D1 (de) Datenmodulation und -übertragung
NO993432D0 (no) Polymerisasjonsprosess

Legal Events

Date Code Title Description
8364 No opposition during term of opposition