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NO20040839L - Radiotransmisjonssystem og fremgangsmate, og senderapparat og mottagerapparat for bruk i radiotransmisjonssystemet - Google Patents

Radiotransmisjonssystem og fremgangsmate, og senderapparat og mottagerapparat for bruk i radiotransmisjonssystemet

Info

Publication number
NO20040839L
NO20040839L NO20040839A NO20040839A NO20040839L NO 20040839 L NO20040839 L NO 20040839L NO 20040839 A NO20040839 A NO 20040839A NO 20040839 A NO20040839 A NO 20040839A NO 20040839 L NO20040839 L NO 20040839L
Authority
NO
Norway
Prior art keywords
transmission system
radio transmission
transmitter
receiver apparatus
radio
Prior art date
Application number
NO20040839A
Other languages
English (en)
Inventor
Mamoru Sawahashi
Hiroyuki Atarashi
Sadayuki Abeta
Noriyuki Maeda
Original Assignee
Ntt Docomo Inc
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 Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of NO20040839L publication Critical patent/NO20040839L/no

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69Spread spectrum techniques
    • H04B1/692Hybrid techniques using combinations of two or more spread spectrum techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B14/00Transmission systems not characterised by the medium used for transmission
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0014Three-dimensional division
    • H04L5/0016Time-frequency-code
    • H04L5/0021Time-frequency-code in which codes are applied as a frequency-domain sequences, e.g. MC-CDMA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B2201/00Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70703Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation using multiple or variable rates
    • H04B2201/70705Rate detection
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J11/00Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023Interference mitigation or co-ordination
    • H04J11/005Interference mitigation or co-ordination of intercell interference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0212Channel estimation of impulse response
    • H04L25/0216Channel estimation of impulse response with estimation of channel length
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0224Channel estimation using sounding signals
    • H04L25/0228Channel estimation using sounding signals with direct estimation from sounding signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver only

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
NO20040839A 2001-08-30 2004-02-26 Radiotransmisjonssystem og fremgangsmate, og senderapparat og mottagerapparat for bruk i radiotransmisjonssystemet NO20040839L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001262215 2001-08-30
PCT/JP2002/008842 WO2003019837A1 (en) 2001-08-30 2002-08-30 Radio transmission system and method and transmission station apparatus and reception station apparatus used in the radio transmission system

Publications (1)

Publication Number Publication Date
NO20040839L true NO20040839L (no) 2004-06-01

Family

ID=19089142

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20040839A NO20040839L (no) 2001-08-30 2004-02-26 Radiotransmisjonssystem og fremgangsmate, og senderapparat og mottagerapparat for bruk i radiotransmisjonssystemet

Country Status (16)

Country Link
US (1) US7324434B2 (no)
EP (1) EP1422853A4 (no)
JP (2) JP3924565B2 (no)
KR (1) KR100634041B1 (no)
CN (2) CN100568789C (no)
AU (1) AU2002330470B2 (no)
BR (1) BR0212206A (no)
CA (1) CA2459129C (no)
HU (1) HUP0401806A2 (no)
IL (2) IL160617A0 (no)
MY (1) MY172741A (no)
NO (1) NO20040839L (no)
NZ (1) NZ531435A (no)
PL (1) PL367975A1 (no)
TW (1) TWI248317B (no)
WO (1) WO2003019837A1 (no)

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Also Published As

Publication number Publication date
CA2459129C (en) 2009-09-29
WO2003019837A1 (en) 2003-03-06
US20030053413A1 (en) 2003-03-20
JP2010035232A (ja) 2010-02-12
CA2459129A1 (en) 2003-03-06
US7324434B2 (en) 2008-01-29
CN100568789C (zh) 2009-12-09
KR20040032987A (ko) 2004-04-17
HUP0401806A2 (en) 2004-11-29
BR0212206A (pt) 2004-09-21
MY172741A (en) 2019-12-11
EP1422853A1 (en) 2004-05-26
CN101729232A (zh) 2010-06-09
KR100634041B1 (ko) 2006-10-17
JPWO2003019837A1 (ja) 2005-12-08
IL160617A (en) 2009-06-15
IL160617A0 (en) 2004-07-25
CN1561592A (zh) 2005-01-05
EP1422853A4 (en) 2009-09-30
CN101729232B (zh) 2013-07-03
PL367975A1 (en) 2005-03-21
AU2002330470B2 (en) 2006-12-14
TWI248317B (en) 2006-01-21
NZ531435A (en) 2005-04-29
JP3924565B2 (ja) 2007-06-06
JP4995253B2 (ja) 2012-08-08

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