RU2007120530A - Способ снижения уровней неопределенности переданных символов - Google Patents

Способ снижения уровней неопределенности переданных символов Download PDF

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Publication number
RU2007120530A
RU2007120530A RU2007120530/09A RU2007120530A RU2007120530A RU 2007120530 A RU2007120530 A RU 2007120530A RU 2007120530/09 A RU2007120530/09 A RU 2007120530/09A RU 2007120530 A RU2007120530 A RU 2007120530A RU 2007120530 A RU2007120530 A RU 2007120530A
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RU
Russia
Prior art keywords
modulation
bits
additional
bit
modulation states
Prior art date
Application number
RU2007120530/09A
Other languages
English (en)
Russian (ru)
Inventor
ЭДЛЕР ФОН ЭЛЬБВАРТ Александер ГОЛИЧЕК (DE)
ЭДЛЕР ФОН ЭЛЬБВАРТ Александер ГОЛИЧЕК
Кристиан ВЕНГЕРТЕР (DE)
Кристиан ВЕНГЕРТЕР
Исаму ЙОСИИ (DE)
Исаму ЙОСИИ
Original Assignee
Мацусита Электрик Индастриал Ко.
Мацусита Электрик Индастриал Ко., Лтд
Лтд (De)
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
Priority claimed from EP04026082A external-priority patent/EP1655878A1/en
Priority claimed from EP04026071A external-priority patent/EP1655877A1/en
Application filed by Мацусита Электрик Индастриал Ко., Мацусита Электрик Индастриал Ко., Лтд, Лтд (De) filed Critical Мацусита Электрик Индастриал Ко.
Publication of RU2007120530A publication Critical patent/RU2007120530A/ru

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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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • 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
    • 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
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits
    • 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
    • H04L27/183—Multiresolution systems
    • 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
    • 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
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • 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
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/345—Modifications of the signal space to allow the transmission of additional information
    • H04L27/3455—Modifications of the signal space to allow the transmission of additional information in order to facilitate carrier recovery at the receiver end, e.g. by transmitting a pilot or by using additional signal points to allow the detection of rotations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/345—Modifications of the signal space to allow the transmission of additional information
    • H04L27/3461—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel
    • H04L27/3472—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel by switching between alternative constellations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/3488—Multiresolution systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
RU2007120530/09A 2004-11-03 2005-09-30 Способ снижения уровней неопределенности переданных символов RU2007120530A (ru)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
EP04026082A EP1655878A1 (en) 2004-11-03 2004-11-03 Method and transmitter structure reducing ambiguity by repetition rearrangement in the symbol domain
EP04026071A EP1655877A1 (en) 2004-11-03 2004-11-03 Method and transmitter structure reducing ambiguity by repetition rearrangement in the bit domain
EP04026082.0 2004-11-03
EP04026071.3 2004-11-03
EPPCT/EP2005/007928 2005-07-20
PCT/EP2005/007929 WO2006048060A1 (en) 2004-11-03 2005-07-20 Method and transmitter structure reducing ambiguity by repetition rearrangement in the symbol domain
EPPCT/EP2005/007929 2005-07-20
PCT/EP2005/007928 WO2006048059A1 (en) 2004-11-03 2005-07-20 Method and transmitter structure reducing ambiguity by repetition rearrangement in the bit domain
EPPCT/EP2005/008081 2005-07-25
PCT/EP2005/008081 WO2006048061A1 (en) 2004-11-03 2005-07-25 Method and transmitter structure removing phase ambiguity by repetition rearrangement

Publications (1)

Publication Number Publication Date
RU2007120530A true RU2007120530A (ru) 2008-12-10

Family

ID=35240873

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2007120530/09A RU2007120530A (ru) 2004-11-03 2005-09-30 Способ снижения уровней неопределенности переданных символов

Country Status (4)

Country Link
US (2) US7965793B2 (cg-RX-API-DMAC7.html)
JP (4) JP4722135B2 (cg-RX-API-DMAC7.html)
RU (1) RU2007120530A (cg-RX-API-DMAC7.html)
WO (1) WO2006048061A1 (cg-RX-API-DMAC7.html)

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Also Published As

Publication number Publication date
JP5420718B2 (ja) 2014-02-19
JP4722135B2 (ja) 2011-07-13
US8422589B2 (en) 2013-04-16
US20090034635A1 (en) 2009-02-05
WO2006048061A1 (en) 2006-05-11
JP2011125048A (ja) 2011-06-23
JP5048138B2 (ja) 2012-10-17
JP2011125047A (ja) 2011-06-23
JP2012213201A (ja) 2012-11-01
JP2008519513A (ja) 2008-06-05
JP5048137B2 (ja) 2012-10-17
US7965793B2 (en) 2011-06-21
US20110274212A1 (en) 2011-11-10

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