AU2001277860A1 - Rapid estimation of wireless channel impulse response - Google Patents

Rapid estimation of wireless channel impulse response

Info

Publication number
AU2001277860A1
AU2001277860A1 AU2001277860A AU7786001A AU2001277860A1 AU 2001277860 A1 AU2001277860 A1 AU 2001277860A1 AU 2001277860 A AU2001277860 A AU 2001277860A AU 7786001 A AU7786001 A AU 7786001A AU 2001277860 A1 AU2001277860 A1 AU 2001277860A1
Authority
AU
Australia
Prior art keywords
impulse response
wireless channel
channel impulse
rapid estimation
estimation
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
AU2001277860A
Inventor
Keith Baldwin
George Nelson
Mark Webster
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.)
Harris Corp
Original Assignee
Harris Corp
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 Harris Corp filed Critical Harris Corp
Publication of AU2001277860A1 publication Critical patent/AU2001277860A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0236—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols using estimation of the other symbols
    • 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
    • H04L25/0212—Channel estimation of impulse response

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
AU2001277860A 2000-07-10 2001-07-10 Rapid estimation of wireless channel impulse response Abandoned AU2001277860A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09612823 2000-07-10
US09/612,823 US6661857B1 (en) 2000-07-10 2000-07-10 Rapid estimation of wireless channel impulse response
PCT/US2001/021648 WO2002005442A2 (en) 2000-07-10 2001-07-10 Estimation of wireless channel impulse response using a preamble

Publications (1)

Publication Number Publication Date
AU2001277860A1 true AU2001277860A1 (en) 2002-01-21

Family

ID=24454786

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001277860A Abandoned AU2001277860A1 (en) 2000-07-10 2001-07-10 Rapid estimation of wireless channel impulse response

Country Status (6)

Country Link
US (1) US6661857B1 (en)
JP (1) JP2004503171A (en)
AU (1) AU2001277860A1 (en)
DE (1) DE10196416T1 (en)
TW (1) TW513864B (en)
WO (1) WO2002005442A2 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7173916B2 (en) 2001-01-19 2007-02-06 Raze Technologies, Inc. Wireless access system using multiple modulation formats in TDD frames and method of operation
US7230931B2 (en) 2001-01-19 2007-06-12 Raze Technologies, Inc. Wireless access system using selectively adaptable beam forming in TDD frames and method of operation
US7075967B2 (en) * 2001-01-19 2006-07-11 Raze Technologies, Inc. Wireless communication system using block filtering and fast equalization-demodulation and method of operation
US20020176485A1 (en) * 2001-04-03 2002-11-28 Hudson John E. Multi-cast communication system and method of estimating channel impulse responses therein
US7161996B1 (en) * 2002-02-05 2007-01-09 Airgo Networks, Inc. Multi-antenna wireless receiver chains with vector decoding
TW200803540A (en) * 2003-03-05 2008-01-01 Interdigital Tech Corp Received communication signal processing methods and components for wireless communication equipment
US7916803B2 (en) 2003-04-10 2011-03-29 Qualcomm Incorporated Modified preamble structure for IEEE 802.11a extensions to allow for coexistence and interoperability between 802.11a devices and higher data rate, MIMO or otherwise extended devices
US8743837B2 (en) 2003-04-10 2014-06-03 Qualcomm Incorporated Modified preamble structure for IEEE 802.11A extensions to allow for coexistence and interoperability between 802.11A devices and higher data rate, MIMO or otherwise extended devices
DE10326810A1 (en) * 2003-06-13 2005-01-13 Siemens Ag Method for estimating data units transmitted in a radio block over a radio channel and receiving station
US7342952B2 (en) * 2003-06-24 2008-03-11 Qualcomm Incorporated Slicer input and feedback filter contents for block coded digital communications
JP2007521728A (en) * 2003-06-25 2007-08-02 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Barker code detector
US7573910B2 (en) * 2003-08-26 2009-08-11 Nxp B.V. Wireless device with dynamic fragmentation threshold adjustment
US7869488B2 (en) * 2003-08-28 2011-01-11 Qualcomm Incorporated Method and apparatus for removing code aliases when using short synchronization codes
US20050047491A1 (en) * 2003-08-28 2005-03-03 Haitao Zhang Method and apparatus for improving channel estimate based on short synchronization code
US7031265B2 (en) * 2003-09-24 2006-04-18 Sarnoff Corporation Method and apparatus for performing packet detection processing
US7298799B1 (en) 2004-03-08 2007-11-20 Redpine Signals, Inc. All-tap fractionally spaced, serial rake combiner apparatus and method
KR100621432B1 (en) 2004-04-21 2006-09-08 삼성전자주식회사 Apparatus for channel estimations for mitigating inter-cell interference in multiple transmit and multiple receive antennas-orthogonal frequency division multiplexing cellular system and method thereof
PL1751890T3 (en) * 2004-05-27 2017-08-31 Qualcomm Incorporated Modified preamble structure for ieee 802.11a extensions to allow for coexistence and interoperability between 802.11a devices and higher data rate, mimo or otherwise extended devices
KR100579531B1 (en) * 2005-01-28 2006-05-15 삼성전자주식회사 Symbol timing synchronization apparatus to apply to ofdm receiver and method the same
WO2009130913A1 (en) * 2008-04-25 2009-10-29 パナソニック株式会社 Wireless communication device and quantization method
US8705418B1 (en) 2010-03-03 2014-04-22 Kbc Research Foundation Pvt. Ltd. Methods and systems for detecting a preamble of a data packet in wireless communication systems
US10294780B2 (en) 2015-10-08 2019-05-21 Halliburton Energy Services, Inc Mud pulse telemetry preamble for sequence detection and channel estimation
US11569904B1 (en) * 2021-08-02 2023-01-31 Hubble Network Inc. Differentiating orthogonally modulated signals received from multiple transmitters at one or more antenna arrays
US11283516B1 (en) 2021-08-02 2022-03-22 Hubble Network Inc Multi spoke beamforming for low power wide area satellite and terrestrial networks

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU726748B2 (en) * 1996-09-04 2000-11-16 Ascom Systec Ag Preamble for estimating the channel impulse response in an antenna diversity system
JP3726986B2 (en) * 1997-08-07 2005-12-14 ソニー株式会社 COMMUNICATION METHOD, TRANSMISSION DEVICE, RECEPTION DEVICE, AND CELLULAR RADIO COMMUNICATION SYSTEM
JP3441638B2 (en) * 1997-12-18 2003-09-02 株式会社エヌ・ティ・ティ・ドコモ Apparatus and method for determining channel estimate
US6643275B1 (en) * 1998-05-15 2003-11-04 Telefonaktiebolaget Lm Ericsson (Publ) Random access in a mobile telecommunications system

Also Published As

Publication number Publication date
WO2002005442A3 (en) 2002-05-16
US6661857B1 (en) 2003-12-09
JP2004503171A (en) 2004-01-29
TW513864B (en) 2002-12-11
DE10196416T1 (en) 2003-11-13
WO2002005442A2 (en) 2002-01-17

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