ATE227911T1 - Verbesserungen bei, oder in bezug auf mehrträgerübertragungssysteme - Google Patents

Verbesserungen bei, oder in bezug auf mehrträgerübertragungssysteme

Info

Publication number
ATE227911T1
ATE227911T1 AT97939277T AT97939277T ATE227911T1 AT E227911 T1 ATE227911 T1 AT E227911T1 AT 97939277 T AT97939277 T AT 97939277T AT 97939277 T AT97939277 T AT 97939277T AT E227911 T1 ATE227911 T1 AT E227911T1
Authority
AT
Austria
Prior art keywords
bits
maximum value
carriers
sub
symbol
Prior art date
Application number
AT97939277T
Other languages
English (en)
Inventor
Mikael Isaksson
Magnus Johansson
Harry Tonvall
Lennart Olsson
Tomas Stefansson
Hans Oehman
Gunnar Bahlenberg
Anders Isaksson
Goeran Oekvist
Lis-Marie Ljunggren
Tomas Nordstroem
Lars-Ake Isaksson
Daniel Bengtsson
Siwert Hakansson
Ye Wen
Per Oedling
Original Assignee
St Microelectronics Nv
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 SE9603193A external-priority patent/SE506640C2/sv
Application filed by St Microelectronics Nv filed Critical St Microelectronics Nv
Application granted granted Critical
Publication of ATE227911T1 publication Critical patent/ATE227911T1/de

Links

Classifications

    • 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
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • H04L5/0046—Determination of how many bits are transmitted on different sub-channels
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0065—Serial concatenated codes
    • 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), DMT
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
AT97939277T 1996-09-02 1997-09-01 Verbesserungen bei, oder in bezug auf mehrträgerübertragungssysteme ATE227911T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9603193A SE506640C2 (sv) 1996-05-24 1996-09-02 Förbättringar av, eller med avseende på, multibärvågssystem
PCT/SE1997/001456 WO1998010551A2 (en) 1996-09-02 1997-09-01 Improvements in, or relating to, multi-carrier transmission systems

Publications (1)

Publication Number Publication Date
ATE227911T1 true ATE227911T1 (de) 2002-11-15

Family

ID=20403751

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97939277T ATE227911T1 (de) 1996-09-02 1997-09-01 Verbesserungen bei, oder in bezug auf mehrträgerübertragungssysteme

Country Status (7)

Country Link
US (1) US6456649B1 (de)
EP (1) EP0922343B1 (de)
JP (1) JP4130996B2 (de)
AT (1) ATE227911T1 (de)
DE (1) DE69717122T2 (de)
NO (1) NO990773L (de)
WO (1) WO1998010551A2 (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5878062A (en) * 1997-01-24 1999-03-02 Nokia Telecommunications Oy Data transfer method and a cellular radio system
US6295272B1 (en) * 1998-04-20 2001-09-25 Gadzoox Networks, Inc. Subchannel modulation scheme for carrying management and control data outside the regular data channel
US6700936B1 (en) * 1998-05-05 2004-03-02 British Broadcasting Corporation Many-carrier transmission system and a receiver therefor
CN1694446A (zh) * 1999-08-27 2005-11-09 三菱电机株式会社 同步脉冲产生方法及ofdm信号接收方法
ES2272438T3 (es) 2000-01-07 2007-05-01 Aware, Inc. Metodos y sistemas de diagnostico por modemes multiportadores.
US20010031016A1 (en) * 2000-03-14 2001-10-18 Ernest Seagraves Enhanced bitloading for multicarrier communication channel
US6788349B2 (en) * 2000-04-12 2004-09-07 Her Majesty Of Queen In Right Of Canada, As Respresented By The Minister Of Industry Method and system for broadcasting a digital data signal within an analog TV signal using Orthogonal Frequency Division Multiplexing
EP1830535B1 (de) 2000-04-18 2011-06-15 Aware, Inc. Mehrträgersystem mit einer Mehrzahl von SNR-Abständen
US7149242B1 (en) * 2000-05-31 2006-12-12 Bitrage, Inc. Communications system for improving transmission rates and transmission distances of data signals across communications links
US7352770B1 (en) 2000-08-04 2008-04-01 Intellon Corporation Media access control protocol with priority and contention-free intervals
US7079599B2 (en) * 2001-02-28 2006-07-18 Broadcom Corporation Multi-mode quadrature amplitude modulation receiver for high rate wireless personal area networks
US7020095B2 (en) 2001-06-16 2006-03-28 Maxim Integrated Products, Inc. System and method for modulation of non-data bearing carriers in a multi-carrier modulation system
US7177319B2 (en) * 2001-12-27 2007-02-13 Interdigital Technology Corporation Insertion sorter
US7177988B2 (en) * 2002-01-24 2007-02-13 Broadcom Corporation Method and system for synchronizing processor and DMA using ownership flags
US7826466B2 (en) 2002-06-26 2010-11-02 Atheros Communications, Inc. Communication buffer scheme optimized for VoIP, QoS and data networking over a power line
US8149703B2 (en) 2002-06-26 2012-04-03 Qualcomm Atheros, Inc. Powerline network bridging congestion control
EP1604466A4 (de) 2003-03-03 2007-06-27 Interdigital Tech Corp Entzerrer auf basis eines gleitenden fensters mit verminderter komplexität
US7042967B2 (en) * 2003-03-03 2006-05-09 Interdigital Technology Corporation Reduced complexity sliding window based equalizer
US8090857B2 (en) 2003-11-24 2012-01-03 Qualcomm Atheros, Inc. Medium access control layer that encapsulates data from a plurality of received data units into a plurality of independently transmittable blocks
US7660327B2 (en) 2004-02-03 2010-02-09 Atheros Communications, Inc. Temporary priority promotion for network communications in which access to a shared medium depends on a priority level
US7715425B2 (en) 2004-02-26 2010-05-11 Atheros Communications, Inc. Channel adaptation synchronized to periodically varying channel
JP4412005B2 (ja) * 2004-03-05 2010-02-10 株式会社日立製作所 適応変調方法並びにデータレート制御方法
US7822124B1 (en) * 2004-07-02 2010-10-26 Ikanos Communications Inc. Method and apparatus for adaptive iterative decision feedback control coding in modems
FR2879349B1 (fr) * 2004-12-15 2007-05-11 Thales Sa Dispositif a electronique de spin a commande par deplacement de parois induit par un courant de porteurs polarises en spin
US8175190B2 (en) 2005-07-27 2012-05-08 Qualcomm Atheros, Inc. Managing spectra of modulated signals in a communication network
US7822059B2 (en) 2005-07-27 2010-10-26 Atheros Communications, Inc. Managing contention-free time allocations in a network
US7907679B2 (en) * 2007-01-12 2011-03-15 General Dynamics C4 Systems, Inc. Methods and systems for acquiring signals using coherent match filtering
US8139680B2 (en) * 2007-01-12 2012-03-20 General Dynamics C4 Systems, Inc. Signal acquisition methods and apparatus in wireless communication systems
EP2153588B1 (de) 2007-05-10 2012-02-08 Qualcomm Atheros, Inc. Verwaltung des verteilten zugriffes auf ein gemeinsam genutztes medium
CN105553533A (zh) * 2008-07-23 2016-05-04 中兴通讯股份有限公司 秩指示信息的发送方法和装置
BR112012026336A2 (pt) 2010-04-12 2016-09-20 Qualcomm Atheros Inc repetição para comunicação com baixo overhead em uma rede
DE102013203423B3 (de) * 2013-02-28 2014-07-10 Siemens Aktiengesellschaft Verfahren und Vorrichtung zum Übertragen eines Datenpaketes
US8891605B2 (en) 2013-03-13 2014-11-18 Qualcomm Incorporated Variable line cycle adaptation for powerline communications

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985003180A1 (en) * 1984-01-11 1985-07-18 Telebit Corporation Packetized ensemble modem
US5115438A (en) * 1988-08-04 1992-05-19 Siemens Aktiengesellschaft Method for redundancy-saving, error-correcting coding in digital radio link systems having multi-level modulation
US4943980A (en) * 1989-05-02 1990-07-24 Intelligent Modem Corporation Multi-carrier high speed modem
US5063574A (en) * 1990-03-06 1991-11-05 Moose Paul H Multi-frequency differentially encoded digital communication for high data rate transmission through unequalized channels
US5315583A (en) * 1991-04-11 1994-05-24 Usa Digital Radio Method and apparatus for digital audio broadcasting and reception
US5425050A (en) * 1992-10-23 1995-06-13 Massachusetts Institute Of Technology Television transmission system using spread spectrum and orthogonal frequency-division multiplex
SE500986C2 (sv) 1993-07-20 1994-10-17 Telia Ab Förfarande och anordning för synkronisering i digitalt transmissionssystem av typen OFDM
US5598435A (en) * 1993-12-23 1997-01-28 British Telecommunications Public Limited Company Digital modulation using QAM with multiple signal point constellations not equal to a power of two
US5774500A (en) * 1995-12-08 1998-06-30 Board Of Trustees, The Leland Stanford Jr., University Multi-channel trellis shaper

Also Published As

Publication number Publication date
EP0922343B1 (de) 2002-11-13
US6456649B1 (en) 2002-09-24
WO1998010551A2 (en) 1998-03-12
JP2000517510A (ja) 2000-12-26
JP4130996B2 (ja) 2008-08-13
NO990773D0 (no) 1999-02-19
EP0922343A2 (de) 1999-06-16
DE69717122D1 (de) 2002-12-19
DE69717122T2 (de) 2003-08-21
NO990773L (no) 1999-04-29
WO1998010551A3 (en) 1998-05-07

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties