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ATE228286T1 - Verbesserungen bei, oder in bezug auf mehrträgerübertragungssysteme - Google Patents

Verbesserungen bei, oder in bezug auf mehrträgerübertragungssysteme

Info

Publication number
ATE228286T1
ATE228286T1 AT97939279T AT97939279T ATE228286T1 AT E228286 T1 ATE228286 T1 AT E228286T1 AT 97939279 T AT97939279 T AT 97939279T AT 97939279 T AT97939279 T AT 97939279T AT E228286 T1 ATE228286 T1 AT E228286T1
Authority
AT
Austria
Prior art keywords
parameter
carrier
detection unit
symbol detection
constellation
Prior art date
Application number
AT97939279T
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
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 SE9603196A external-priority patent/SE506643C2/sv
Application filed by St Microelectronics Nv filed Critical St Microelectronics Nv
Application granted granted Critical
Publication of ATE228286T1 publication Critical patent/ATE228286T1/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
    • H04L5/0058—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
    • 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
    • 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—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H04L5/0046—Determination of the number of bits 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
    • 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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Telephonic Communication Services (AREA)
  • Error Detection And Correction (AREA)
AT97939279T 1996-09-02 1997-09-01 Verbesserungen bei, oder in bezug auf mehrträgerübertragungssysteme ATE228286T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9603196A SE506643C2 (sv) 1996-05-24 1996-09-02 Förbättringar av, eller med avseende på, multibärvågssystem
PCT/SE1997/001459 WO1998010554A2 (en) 1996-09-02 1997-09-01 Improvements in, or relating to, multi-carrier transmission systems

Publications (1)

Publication Number Publication Date
ATE228286T1 true ATE228286T1 (de) 2002-12-15

Family

ID=20403754

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97939279T ATE228286T1 (de) 1996-09-02 1997-09-01 Verbesserungen bei, oder in bezug auf mehrträgerübertragungssysteme

Country Status (7)

Country Link
US (1) US6438174B1 (de)
EP (1) EP0922345B1 (de)
JP (1) JP4016126B2 (de)
AT (1) ATE228286T1 (de)
DE (1) DE69717285T2 (de)
NO (1) NO990776L (de)
WO (1) WO1998010554A2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000028712A2 (en) * 1998-10-30 2000-05-18 Broadcom Corporation Cable modem system
US6961314B1 (en) 1998-10-30 2005-11-01 Broadcom Corporation Burst receiver for cable modem system
US7103065B1 (en) 1998-10-30 2006-09-05 Broadcom Corporation Data packet fragmentation in a cable modem system
US6819760B1 (en) 1999-06-21 2004-11-16 Advanced Micro Devices, Inc. Adaptive energy detector gain control in physical layer transceiver for home telephone wire network
US7110923B2 (en) * 1999-11-04 2006-09-19 Verticalband, Limited Fast, blind equalization techniques using reliable symbols
US7143013B2 (en) * 1999-11-04 2006-11-28 Verticalband, Limited Reliable symbols as a means of improving the performance of information transmission systems
US7085691B2 (en) * 1999-11-04 2006-08-01 Verticalband, Limited Reliable symbols as a means of improving the performance of information transmission systems
EP1238504A1 (de) 1999-12-16 2002-09-11 Aware, Inc. Bitzuordnungsverfahren in einem mehrträgersystem
DK1245093T3 (da) 2000-01-07 2006-11-20 Aware Inc Diagnostiske fremgangsmåder og systemer til multicarrier-modemmer
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
ATE513401T1 (de) 2000-04-18 2011-07-15 Aware Inc Mehrträgersystem mit einer mehrzahl von snr- abständen
US7397859B2 (en) * 2000-04-22 2008-07-08 Atheros Communications, Inc. Multi-carrier communication systems employing variable symbol rates and number of carriers
US7236757B2 (en) * 2001-07-11 2007-06-26 Vativ Technologies, Inc. High-speed multi-channel communications transceiver with inter-channel interference filter
US20030112896A1 (en) * 2001-07-11 2003-06-19 Raghavan Sreen A. Multi-channel communications transceiver
US7295623B2 (en) * 2001-07-11 2007-11-13 Vativ Technologies, Inc. High-speed communications transceiver
FR2844408B1 (fr) * 2002-09-09 2004-11-26 Canon Kk Procedes et dispositifs d'emission et de reception avec ajustement dynamique de la bande passante du canal radio
US20040120482A1 (en) * 2002-12-20 2004-06-24 Bentley Ronald Locker System and method for reducing disruption in a DSL environment caused by a pots transient event
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
US7388904B2 (en) * 2003-06-03 2008-06-17 Vativ Technologies, Inc. Near-end, far-end and echo cancellers in a multi-channel transceiver system
EP1925138A4 (de) * 2005-09-14 2012-02-29 Samsung Electronics Co Ltd Vorrichtung und verfahren zur burst-dekodierung in einem mobilen ofdma-kommunikationssystem
US8077787B2 (en) 2006-01-31 2011-12-13 Mitsubishi Electric Corporation Communication control method, receiving station apparatus, transmitting station apparatus, and communication system
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
US10498579B1 (en) * 2018-05-18 2019-12-03 MACOM Technology Solutions Holding, Inc. Dynamic constellation adaptation for slicer
KR102067938B1 (ko) * 2019-01-14 2020-01-17 박천수 제로포스 이퀄라이징 벡터합성 앱솔루트 엔코더 구현방법 및 그 장치
WO2021154607A1 (en) * 2020-01-30 2021-08-05 Idac Holdings, Inc. Method and apparatus for adaptive indirect carrier modulation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4943980A (en) * 1989-05-02 1990-07-24 Intelligent Modem Corporation Multi-carrier high speed modem
US5243629A (en) * 1991-09-03 1993-09-07 At&T Bell Laboratories Multi-subcarrier modulation for hdtv transmission
GB2271693A (en) 1992-10-13 1994-04-20 Motorola Israel Ltd Communications system having pilot signals transmitted over frequency divided channels
US5425050A (en) * 1992-10-23 1995-06-13 Massachusetts Institute Of Technology Television transmission system using spread spectrum and orthogonal frequency-division multiplex
SE9302453L (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
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
US5666382A (en) * 1994-02-28 1997-09-09 Abb Daimler-Benz Transportation (North America) Inc. Method and apparatus for communicating in the presence of power and propulsion system interference
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
DE69717285T2 (de) 2003-09-04
NO990776L (no) 1999-04-30
NO990776D0 (no) 1999-02-19
EP0922345A2 (de) 1999-06-16
WO1998010554A3 (en) 1998-05-07
DE69717285D1 (de) 2003-01-02
JP2000517513A (ja) 2000-12-26
JP4016126B2 (ja) 2007-12-05
EP0922345B1 (de) 2002-11-20
US6438174B1 (en) 2002-08-20
WO1998010554A2 (en) 1998-03-12

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Legal Events

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