AU4771900A - Adaptive ofdm transmitter - Google Patents

Adaptive ofdm transmitter

Info

Publication number
AU4771900A
AU4771900A AU47719/00A AU4771900A AU4771900A AU 4771900 A AU4771900 A AU 4771900A AU 47719/00 A AU47719/00 A AU 47719/00A AU 4771900 A AU4771900 A AU 4771900A AU 4771900 A AU4771900 A AU 4771900A
Authority
AU
Australia
Prior art keywords
ofdm transmitter
adaptive ofdm
adaptive
transmitter
ofdm
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.)
Abandoned
Application number
AU47719/00A
Inventor
Peter John Cherriman
Lajos Hanzo
Thomas Keller
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.)
University of Southampton
Original Assignee
University of Southampton
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 University of Southampton filed Critical University of Southampton
Publication of AU4771900A publication Critical patent/AU4771900A/en
Abandoned legal-status Critical Current

Links

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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0019—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy in which mode-switching is based on a statistical approach
    • H04L1/0021—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy in which mode-switching is based on a statistical approach in which the algorithm uses adaptive thresholds
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0032—Without explicit signalling
    • 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
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0014—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the source coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Artificial Intelligence (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
AU47719/00A 1999-07-26 2000-05-16 Adaptive ofdm transmitter Abandoned AU4771900A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9917512.7A GB9917512D0 (en) 1999-07-26 1999-07-26 Data and/or video communications
GB9917512 1999-07-26
PCT/GB2000/001883 WO2001008369A1 (en) 1999-07-26 2000-05-16 Adaptive ofdm transmitter

Publications (1)

Publication Number Publication Date
AU4771900A true AU4771900A (en) 2001-02-13

Family

ID=10857949

Family Applications (1)

Application Number Title Priority Date Filing Date
AU47719/00A Abandoned AU4771900A (en) 1999-07-26 2000-05-16 Adaptive ofdm transmitter

Country Status (3)

Country Link
AU (1) AU4771900A (en)
GB (1) GB9917512D0 (en)
WO (1) WO2001008369A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6804211B1 (en) 1999-08-03 2004-10-12 Wi-Lan Inc. Frame structure for an adaptive modulation wireless communication system
US7197022B2 (en) 2000-11-15 2007-03-27 Wi-Lan, Inc. Framing for an adaptive modulation communication system
US7027523B2 (en) * 2001-06-22 2006-04-11 Qualcomm Incorporated Method and apparatus for transmitting data in a time division duplexed (TDD) communication system
GB0130687D0 (en) * 2001-12-21 2002-02-06 Nokia Corp Parameter estimation for adaptive antenna system
EP1355467B8 (en) * 2002-04-16 2005-12-07 Sony Deutschland Gmbh Orthogonal frequency division multiplexing (OFDM) system with channel transfer function prediction
US7327800B2 (en) 2002-05-24 2008-02-05 Vecima Networks Inc. System and method for data detection in wireless communication systems
AU2003251092A1 (en) * 2002-08-14 2004-03-03 Koninklijke Philips Electronics N.V. Selection between two different coding schemes and corresponding modulation shemes according to the allowable transmission delay of the data
US8570988B2 (en) * 2002-10-25 2013-10-29 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US7327795B2 (en) 2003-03-31 2008-02-05 Vecima Networks Inc. System and method for wireless communication systems
JP4269858B2 (en) 2003-09-10 2009-05-27 株式会社日立製作所 Adaptive modulation / demodulation method and wireless communication system
US7593347B2 (en) * 2003-12-29 2009-09-22 Intel Corporation Method and apparatus to exchange channel information
US8144608B2 (en) 2007-01-22 2012-03-27 Broadcom Corporation Method and system for medium access control (MAC) rate selection
CN101743710B (en) * 2007-06-25 2013-09-04 松下电器产业株式会社 Communication device, integrated circuit, transmission rate control method, and transmission rate control program
US8068547B2 (en) 2008-05-09 2011-11-29 Lantiq Deutschland Gmbh Data communication
US20130023033A1 (en) 2010-03-29 2013-01-24 The Trustees Of The University Of Pennsylvania Pharmacologically induced transgene ablation system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5479447A (en) * 1993-05-03 1995-12-26 The Board Of Trustees Of The Leland Stanford, Junior University Method and apparatus for adaptive, variable bandwidth, high-speed data transmission of a multicarrier signal over digital subscriber lines
US6175550B1 (en) * 1997-04-01 2001-01-16 Lucent Technologies, Inc. Orthogonal frequency division multiplexing system with dynamically scalable operating parameters and method thereof
US6005893A (en) * 1997-09-23 1999-12-21 Telefonaktiebolaget Lm Ericsson Reduced complexity bit allocation to subchannels in a multi-carrier, high speed data transmission system

Also Published As

Publication number Publication date
GB9917512D0 (en) 1999-09-29
WO2001008369A1 (en) 2001-02-01

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase