DE69228842T2 - Anordnung und Verfahren zur Kanalschätzung für COFDM-Übertragungssystem - Google Patents

Anordnung und Verfahren zur Kanalschätzung für COFDM-Übertragungssystem

Info

Publication number
DE69228842T2
DE69228842T2 DE69228842T DE69228842T DE69228842T2 DE 69228842 T2 DE69228842 T2 DE 69228842T2 DE 69228842 T DE69228842 T DE 69228842T DE 69228842 T DE69228842 T DE 69228842T DE 69228842 T2 DE69228842 T2 DE 69228842T2
Authority
DE
Germany
Prior art keywords
arrangement
transmission system
channel estimation
cofdm transmission
cofdm
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
DE69228842T
Other languages
English (en)
Other versions
DE69228842D1 (de
Inventor
Damien Castelain
Jean-Francois Helard
Floch Bernard Le
Jean-Christophe Rault
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
Application granted granted Critical
Publication of DE69228842D1 publication Critical patent/DE69228842D1/de
Publication of DE69228842T2 publication Critical patent/DE69228842T2/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
    • H04L27/2647—Arrangements specific to the receiver only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/022—Channel estimation of frequency response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
DE69228842T 1991-01-17 1992-01-16 Anordnung und Verfahren zur Kanalschätzung für COFDM-Übertragungssystem Expired - Lifetime DE69228842T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9100654A FR2671923B1 (fr) 1991-01-17 1991-01-17 Dispositif de demodulation coherente de donnees numeriques entrelacees en temps et en frequence, a estimation de la reponse frequentielle du canal de transmission et seuillage, et emetteur correspondant.

Publications (2)

Publication Number Publication Date
DE69228842D1 DE69228842D1 (de) 1999-05-12
DE69228842T2 true DE69228842T2 (de) 1999-11-25

Family

ID=9408899

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69228842T Expired - Lifetime DE69228842T2 (de) 1991-01-17 1992-01-16 Anordnung und Verfahren zur Kanalschätzung für COFDM-Übertragungssystem
DE69232580T Expired - Lifetime DE69232580T2 (de) 1991-01-17 1992-01-16 Digitaldatenübertragungsverfahren mit Zeit-Frequenzverschachtelung unter Verwendung einer erhöhten Leistung für Referenzsymbole sowie entsprechender Sender

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69232580T Expired - Lifetime DE69232580T2 (de) 1991-01-17 1992-01-16 Digitaldatenübertragungsverfahren mit Zeit-Frequenzverschachtelung unter Verwendung einer erhöhten Leistung für Referenzsymbole sowie entsprechender Sender

Country Status (8)

Country Link
US (1) US5307376A (de)
EP (2) EP0499560B1 (de)
JP (1) JP3044899B2 (de)
AU (1) AU655959B2 (de)
CA (1) CA2059455C (de)
DE (2) DE69228842T2 (de)
ES (1) ES2176584T3 (de)
FR (1) FR2671923B1 (de)

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Also Published As

Publication number Publication date
EP0820172B1 (de) 2002-04-24
CA2059455A1 (en) 1992-07-18
FR2671923B1 (fr) 1993-04-16
AU1025092A (en) 1992-07-23
JPH0575568A (ja) 1993-03-26
CA2059455C (en) 2001-04-03
AU655959B2 (en) 1995-01-19
EP0820172A3 (de) 1998-09-30
EP0499560A1 (de) 1992-08-19
ES2176584T3 (es) 2002-12-01
FR2671923A1 (fr) 1992-07-24
US5307376A (en) 1994-04-26
DE69232580D1 (de) 2002-05-29
EP0820172A2 (de) 1998-01-21
EP0499560B1 (de) 1999-04-07
DE69228842D1 (de) 1999-05-12
DE69232580T2 (de) 2003-03-27
JP3044899B2 (ja) 2000-05-22

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