GB0620600D0 - Data communications - Google Patents

Data communications

Info

Publication number
GB0620600D0
GB0620600D0 GBGB0620600.7A GB0620600A GB0620600D0 GB 0620600 D0 GB0620600 D0 GB 0620600D0 GB 0620600 A GB0620600 A GB 0620600A GB 0620600 D0 GB0620600 D0 GB 0620600D0
Authority
GB
United Kingdom
Prior art keywords
data communications
communications
data
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.)
Withdrawn
Application number
GBGB0620600.7A
Other versions
GB2443009A (en
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.)
Siconnect Ltd
Original Assignee
Siconnect Ltd
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 Siconnect Ltd filed Critical Siconnect Ltd
Priority to GB0620600A priority Critical patent/GB2443009A/en
Publication of GB0620600D0 publication Critical patent/GB0620600D0/en
Priority to PCT/GB2007/003272 priority patent/WO2008047069A1/en
Priority to CNA2007800387099A priority patent/CN101584172A/en
Publication of GB2443009A publication Critical patent/GB2443009A/en
Withdrawn legal-status Critical Current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
    • H04B3/544—Setting up communications; Call and signalling arrangements
    • 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
    • H04L25/022—Channel estimation of frequency response
    • 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
    • H04L27/2608—
    • 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
    • H04L5/0037—Inter-user or inter-terminal allocation
    • 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
    • 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
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0092—Indication of how the channel is divided
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals
    • 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
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5408—Methods of transmitting or receiving signals via power distribution lines using protocols
    • 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
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5425—Methods of transmitting or receiving signals via power distribution lines improving S/N by matching impedance, noise reduction, gain control

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
GB0620600A 2006-10-17 2006-10-17 Optimising data communications in a power line communiation system Withdrawn GB2443009A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0620600A GB2443009A (en) 2006-10-17 2006-10-17 Optimising data communications in a power line communiation system
PCT/GB2007/003272 WO2008047069A1 (en) 2006-10-17 2007-08-30 Data communications
CNA2007800387099A CN101584172A (en) 2006-10-17 2007-08-30 Data communications

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0620600A GB2443009A (en) 2006-10-17 2006-10-17 Optimising data communications in a power line communiation system

Publications (2)

Publication Number Publication Date
GB0620600D0 true GB0620600D0 (en) 2006-11-22
GB2443009A GB2443009A (en) 2008-04-23

Family

ID=37491666

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0620600A Withdrawn GB2443009A (en) 2006-10-17 2006-10-17 Optimising data communications in a power line communiation system

Country Status (3)

Country Link
CN (1) CN101584172A (en)
GB (1) GB2443009A (en)
WO (1) WO2008047069A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101783721A (en) * 2009-01-16 2010-07-21 雷凌科技股份有限公司 Method for selecting modulation and coding schemes
FR2980060B1 (en) * 2011-09-13 2013-10-04 Voltalis OPTIMIZATION OF A DOMOTIC SYSTEM UTILIZING A LOCAL NETWORK OF LINE CARRIER CURRENT
US9166845B2 (en) 2012-03-23 2015-10-20 Cisco Technology, Inc. Optimizing throughput of data frames in orthogonal frequency division multiplexing (OFDM) communication networks
EP2645626B1 (en) * 2012-03-27 2015-05-13 Alcatel Lucent Home network identification method and device
US9313072B2 (en) * 2013-11-19 2016-04-12 Massachussetts Institute Of Technology Integrated circuit implementation of methods and apparatuses for monitoring occupancy of wideband GHz spectrum, and sensing respective frequency components of time-varying signals using sub-nyquist criterion signal sampling
CN104796995B (en) * 2014-01-21 2018-10-23 上海诺基亚贝尔股份有限公司 Distributed channel detects and the method and system of sequential access
CN105391669B (en) * 2014-09-09 2018-04-24 国家电网公司 A kind of power line communication frequency spectrum fragment method for sorting and device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4139735A (en) * 1977-01-07 1979-02-13 Bertrand Dorfman Carrier current communications system
US6249213B1 (en) * 1998-12-17 2001-06-19 Intel Corporation Method for transmitting information over an alternating current power line through a plurality of frequency orthogonal subchannels
JP3285850B2 (en) * 1999-09-17 2002-05-27 三菱電機株式会社 Communication method and communication device
DE10026930C2 (en) * 2000-05-30 2003-01-30 Siemens Ag Method for reducing interference in the transmission of communication signals over lines
DE10027789B4 (en) * 2000-06-07 2013-08-22 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Method and device for determining transmission function and impulse response in low-voltage networks by means of spread spectrum signals
ES2186531B1 (en) * 2001-04-19 2005-03-16 Diseño De Sistemas En Silicio, S.A. PROCEDURE FOR MULTIPLE AND MULTIPLE DATA TRANSMISSION FOR A MULTI-USER DIGITAL DATA TRANSMISSION SYSTEM POINT TO MULTIPOINT ON ELECTRICAL NETWORK.
US7039001B2 (en) * 2002-10-29 2006-05-02 Qualcomm, Incorporated Channel estimation for OFDM communication systems
KR100539924B1 (en) * 2003-07-08 2005-12-28 삼성전자주식회사 System and method for channel estimation generating a preamble sequence in mobile communication system using orthogonal frequency division multiple scheme

Also Published As

Publication number Publication date
WO2008047069A1 (en) 2008-04-24
GB2443009A (en) 2008-04-23
CN101584172A (en) 2009-11-18

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)