JP2013535883A - コヒーレント変調用パイロット構造 - Google Patents

コヒーレント変調用パイロット構造 Download PDF

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Publication number
JP2013535883A
JP2013535883A JP2013519771A JP2013519771A JP2013535883A JP 2013535883 A JP2013535883 A JP 2013535883A JP 2013519771 A JP2013519771 A JP 2013519771A JP 2013519771 A JP2013519771 A JP 2013519771A JP 2013535883 A JP2013535883 A JP 2013535883A
Authority
JP
Japan
Prior art keywords
frequency
pilot
channel estimate
interpolated channel
tones
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.)
Pending
Application number
JP2013519771A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013535883A5 (enExample
Inventor
ヴァラダラジャン バドゥリ
ダバック アナンド
ハン キム イル
レディ アニーシュ
Original Assignee
日本テキサス・インスツルメンツ株式会社
テキサス インスツルメンツ インコーポレイテッド
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 日本テキサス・インスツルメンツ株式会社, テキサス インスツルメンツ インコーポレイテッド filed Critical 日本テキサス・インスツルメンツ株式会社
Publication of JP2013535883A publication Critical patent/JP2013535883A/ja
Publication of JP2013535883A5 publication Critical patent/JP2013535883A5/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/542—Systems for transmission via power distribution lines the information being in digital form
    • 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
    • H04L25/0204—Channel estimation of multiple channels
    • 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
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding 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
    • H04L27/2647—Arrangements specific to the receiver only
    • 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
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5433—Remote metering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5445—Local network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5458—Monitor sensor; Alarm 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
    • H04L5/0042—Intra-user or intra-terminal allocation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
JP2013519771A 2010-07-12 2011-07-12 コヒーレント変調用パイロット構造 Pending JP2013535883A (ja)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US36333510P 2010-07-12 2010-07-12
US61/363,335 2010-07-12
US38091710P 2010-09-08 2010-09-08
US61/380,917 2010-09-08
US39135910P 2010-10-08 2010-10-08
US61/391,359 2010-10-08
US13/175,045 US20120082253A1 (en) 2010-07-12 2011-07-01 Pilot Structure for Coherent Modulation
US13/175,045 2011-07-01
PCT/US2011/043725 WO2012009366A2 (en) 2010-07-12 2011-07-12 Pilot structure for coherent modulation

Publications (2)

Publication Number Publication Date
JP2013535883A true JP2013535883A (ja) 2013-09-12
JP2013535883A5 JP2013535883A5 (enExample) 2014-07-24

Family

ID=45470033

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013519771A Pending JP2013535883A (ja) 2010-07-12 2011-07-12 コヒーレント変調用パイロット構造

Country Status (4)

Country Link
US (1) US20120082253A1 (enExample)
JP (1) JP2013535883A (enExample)
CN (1) CN103069760A (enExample)
WO (1) WO2012009366A2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013239840A (ja) * 2012-05-14 2013-11-28 Toshiba Corp デジタル放送受信装置

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* Cited by examiner, † Cited by third party
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ES2396019T3 (es) * 2010-12-02 2013-02-18 Kapsch Trafficcom Ag Estimación de canales en un sistema de transmisión OFDM
US20140117752A1 (en) * 2011-02-01 2014-05-01 Albert Flack Pilot signal filter
US20130301681A1 (en) * 2012-05-14 2013-11-14 Microsoft Corporation Frequency Hopping for Dynamic Spectrum Access
EP2733857B1 (en) * 2012-11-16 2017-11-15 Alcatel Lucent Method and apparatus for relaying messages in a PLC network
US10235278B2 (en) * 2013-03-07 2019-03-19 International Business Machines Corporation Software testing using statistical error injection
WO2015099805A1 (en) * 2013-12-28 2015-07-02 Intel Corporation Methods and arrangements to determine station assignments to restricted access windows in wireless networks
US9270388B2 (en) 2014-03-21 2016-02-23 Enphase Energy, Inc. Method and apparatus for impulse noise mitigation for power line networking
WO2016134763A1 (en) * 2015-02-25 2016-09-01 Huawei Technologies Co., Ltd. Pilot pattern for wifi ofdma
EP3725017A1 (en) * 2017-12-13 2020-10-21 Telefonaktiebolaget LM Ericsson (publ) Method of estimating a propagation delay difference of an optical link and apparatus for same
CN115208730B (zh) * 2022-06-30 2023-08-18 南京工程学院 一种对码元信号进行临频差分调制解调的方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005130485A (ja) * 2003-10-01 2005-05-19 Matsushita Electric Ind Co Ltd Ｏｆｄｍ信号受信装置及びｏｆｄｍ信号受信方法
JP2007081504A (ja) * 2005-09-12 2007-03-29 Hitachi Kokusai Electric Inc Ｏｆｄｍ受信機における伝送路特性補間方法及びその装置
JP2008206053A (ja) * 2007-02-22 2008-09-04 Kyocera Corp 無線通信方法および無線通信装置
WO2009104895A1 (en) * 2008-02-19 2009-08-27 Lg Electronics Inc. Method for uplink transmission in ofdm(a) system

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
EP1886428B1 (en) * 2005-06-15 2012-06-13 Huawei Technologies Co., Ltd. Two-dimensional pilot patterns
EP3672180A1 (en) * 2007-01-29 2020-06-24 III Holdings 6, LLC Channel estimation of multi-carrier signal with selection of time or frequency domain interpolation according to frequency offset of continuous pilot
US7940848B2 (en) * 2007-04-02 2011-05-10 Infineon Technologies Ag System having an OFDM channel estimator
EP3236627B1 (en) * 2007-07-12 2018-10-24 LG Electronics, Inc. Methods and devices for transmitting and method for receiving a signal
US20090185630A1 (en) * 2008-01-23 2009-07-23 Mediatek Inc. Method and apparatus for estimating the channel impulse response of multi-carrier communicating systems
US20090268709A1 (en) * 2008-04-23 2009-10-29 Motorola, Inc. Time and frequency correction for an access point in an ofdma communication system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005130485A (ja) * 2003-10-01 2005-05-19 Matsushita Electric Ind Co Ltd Ｏｆｄｍ信号受信装置及びｏｆｄｍ信号受信方法
JP2007081504A (ja) * 2005-09-12 2007-03-29 Hitachi Kokusai Electric Inc Ｏｆｄｍ受信機における伝送路特性補間方法及びその装置
JP2008206053A (ja) * 2007-02-22 2008-09-04 Kyocera Corp 無線通信方法および無線通信装置
WO2009104895A1 (en) * 2008-02-19 2009-08-27 Lg Electronics Inc. Method for uplink transmission in ofdm(a) system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013239840A (ja) * 2012-05-14 2013-11-28 Toshiba Corp デジタル放送受信装置
US9148249B2 (en) 2012-05-14 2015-09-29 Kabushiki Kaisha Toshiba Digital broadcasting receiver

Also Published As

Publication number Publication date
CN103069760A (zh) 2013-04-24
US20120082253A1 (en) 2012-04-05
WO2012009366A3 (en) 2012-03-29
WO2012009366A2 (en) 2012-01-19

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