ATE427589T1 - Verfahren zur bestimmung von kanalqualitat und modem - Google Patents

Verfahren zur bestimmung von kanalqualitat und modem

Info

Publication number
ATE427589T1
ATE427589T1 AT06405543T AT06405543T ATE427589T1 AT E427589 T1 ATE427589 T1 AT E427589T1 AT 06405543 T AT06405543 T AT 06405543T AT 06405543 T AT06405543 T AT 06405543T AT E427589 T1 ATE427589 T1 AT E427589T1
Authority
AT
Austria
Prior art keywords
data transmission
background noise
channel
noise power
sub
Prior art date
Application number
AT06405543T
Other languages
English (en)
Inventor
Dmitri Korobkov
Patrick Langfeld
Hans Benninger
Original Assignee
Abb Technology Ag
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 Abb Technology Ag filed Critical Abb Technology Ag
Application granted granted Critical
Publication of ATE427589T1 publication Critical patent/ATE427589T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • 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
    • H04L5/0044—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
    • 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
    • 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
    • H04B2203/5416—Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Noise Elimination (AREA)
  • Communication Control (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
AT06405543T 2006-12-27 2006-12-27 Verfahren zur bestimmung von kanalqualitat und modem ATE427589T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06405543A EP1940035B1 (de) 2006-12-27 2006-12-27 Verfahren zur Bestimmung von Kanalqualität und Modem

Publications (1)

Publication Number Publication Date
ATE427589T1 true ATE427589T1 (de) 2009-04-15

Family

ID=38080885

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06405543T ATE427589T1 (de) 2006-12-27 2006-12-27 Verfahren zur bestimmung von kanalqualitat und modem

Country Status (11)

Country Link
US (1) US8811504B2 (de)
EP (1) EP1940035B1 (de)
CN (1) CN101573875B (de)
AT (1) ATE427589T1 (de)
BR (1) BRPI0722080A2 (de)
CA (1) CA2673634C (de)
DE (1) DE602006006081D1 (de)
ES (1) ES2323477T3 (de)
RU (1) RU2432672C2 (de)
SI (1) SI1940035T1 (de)
WO (1) WO2008077959A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102195679B (zh) * 2010-03-10 2013-10-16 青岛东软载波科技股份有限公司 电力线载波调制方法、解调方法、电路及芯片
US8848521B1 (en) * 2011-12-22 2014-09-30 Landis+Gyr Technologies, Llc Channel allocation and device configuration
US9667315B2 (en) * 2012-09-05 2017-05-30 Landis+Gyr Technologies, Llc Power distribution line communications with compensation for post modulation
CN104242964A (zh) * 2013-06-20 2014-12-24 中兴通讯股份有限公司 一种通信系统中抑制脉冲干扰的方法及装置
RU2545102C1 (ru) * 2014-01-09 2015-03-27 Дмитрий Владимирович Григоренко Способ оптимизации работы модема
US9722650B2 (en) * 2014-12-15 2017-08-01 Intel Corporation Method for noise power estimation
AU2015371287A1 (en) * 2014-12-23 2017-06-08 Axell Wireless Ltd. Harmonizing noise aggregation and noise management in distributed antenna system
US9306624B1 (en) 2015-03-31 2016-04-05 Landis+Gyr Technologies, Llc Initialization of endpoint devices joining a power-line communication network
US9461707B1 (en) 2015-05-21 2016-10-04 Landis+Gyr Technologies, Llc Power-line network with multi-scheme communication
CN107534862B (zh) 2015-09-29 2022-03-01 慧与发展有限责任合伙企业 通话时间容量
CN108111249B (zh) * 2016-11-24 2021-03-30 富士通株式会社 子载波的比特数分配和功率分配的方法、装置和电子设备
US10608786B2 (en) * 2017-02-24 2020-03-31 Huawei Technologies Co., Ltd. Apparatus and methods of specifying ordered sequences of coding sub-channels
TWI646842B (zh) * 2017-09-11 2019-01-01 晨星半導體股份有限公司 應用於顯示裝置的電路及相關的訊號處理方法
CN114095967B (zh) * 2021-11-19 2023-03-31 电子科技大学 一种超宽带信号对频带外干扰的评估方法
CN114124161B (zh) * 2021-12-07 2022-10-18 国网湖南省电力有限公司 一种高速电力线载波的通信信道窄带噪声分离方法及装置
US20250039690A1 (en) * 2023-07-27 2025-01-30 Qualcomm Incorporated Report of noise prediction in bandwidth regions
CN120729358B (zh) * 2025-08-26 2025-11-18 成都立鑫新技术科技有限公司 一种电力线载波通信异常检测方法及系统

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3484757B2 (ja) * 1994-05-13 2004-01-06 ソニー株式会社 音声信号の雑音低減方法及び雑音区間検出方法
US6035000A (en) 1996-04-19 2000-03-07 Amati Communications Corporation Mitigating radio frequency interference in multi-carrier transmission systems
EP0923824B1 (de) * 1996-09-02 2003-05-28 STMicroelectronics N.V. Verbesserungen bei, oder in bezug auf, steuerkanäle für nachrichtenübertragungssysteme
JP3454190B2 (ja) * 1999-06-09 2003-10-06 三菱電機株式会社 雑音抑圧装置および方法
US6456653B1 (en) * 1999-08-25 2002-09-24 Lucent Technologies Inc. Fast and accurate signal-to-noise ratio estimation technique for OFDM systems
US7415061B2 (en) * 1999-08-31 2008-08-19 Broadcom Corporation Cancellation of burst noise in a communication system with application to S-CDMA
GB2355145B (en) * 1999-10-08 2003-12-31 Nokia Mobile Phones Ltd A portable device
US6807145B1 (en) * 1999-12-06 2004-10-19 Lucent Technologies Inc. Diversity in orthogonal frequency division multiplexing systems
DE10014676C2 (de) * 2000-03-24 2002-02-07 Polytrax Inf Technology Ag Datenübertragung über ein Stromversorgungsnetz
US6763061B1 (en) * 2000-07-31 2004-07-13 3Com Corporation Frequency domain technique for narrowband noise cancellation in DMT receivers
US7136432B2 (en) * 2001-06-08 2006-11-14 Broadcom Corporation Robust burst detection and acquisition system and method
US7773699B2 (en) * 2001-10-17 2010-08-10 Nortel Networks Limited Method and apparatus for channel quality measurements
RU2236090C1 (ru) * 2003-01-27 2004-09-10 Федеральное государственное унитарное предприятие "Калужский научно-исследовательский институт телемеханических устройств" Способ контроля качества канала связи
US20040218519A1 (en) * 2003-05-01 2004-11-04 Rong-Liang Chiou Apparatus and method for estimation of channel state information in OFDM receivers
US7809067B2 (en) * 2003-10-01 2010-10-05 Nxp B.V. Multi-carrier OFDM UWB communications systems
JP4552635B2 (ja) * 2004-12-07 2010-09-29 日本電気株式会社 マルチキャリア伝送装置及びマルチキャリア伝送方法
US7526015B2 (en) * 2005-09-15 2009-04-28 02Micro International Ltd. Parallel correlator implementation using hybrid correlation in spread-spectrum communication

Also Published As

Publication number Publication date
ES2323477T3 (es) 2009-07-16
CN101573875B (zh) 2013-04-03
CA2673634C (en) 2014-04-15
RU2009128701A (ru) 2011-02-10
US8811504B2 (en) 2014-08-19
EP1940035A1 (de) 2008-07-02
CA2673634A1 (en) 2008-07-03
BRPI0722080A2 (pt) 2014-04-01
DE602006006081D1 (de) 2009-05-14
RU2432672C2 (ru) 2011-10-27
SI1940035T1 (sl) 2009-08-31
WO2008077959A1 (en) 2008-07-03
US20090316766A1 (en) 2009-12-24
CN101573875A (zh) 2009-11-04
EP1940035B1 (de) 2009-04-01

Similar Documents

Publication Publication Date Title
BRPI0722080A2 (pt) Método para determinar uma qualidade de canal e modem
TW200713892A (en) Simplified channel and interference estimation with dedicated pilot tones for OFDMA
ATE519280T1 (de) Verfahren und vorrichtung zur bereitstellung von aufwärtssignal-zu-rausch-verhältnis (snr) in einem drahtlosen kommunikationssystem
TW200742281A (en) Flexible time-frequency multiplexing structure for wireless communication
SG155249A1 (en) Transmitting apparatus and transmitting method
WO2007098482A3 (en) Method and apparatus for selecting cdm or ofdm in a communication system
TW200704057A (en) A gradient based method and apparatus for OFDM sub-carrier power optimization
DE602006017720D1 (de) System und verfahren zur verbesserung des datendurchsatzes in einem drahtlosen netzwerk
ATE379833T1 (de) Vorrichtungen und verfahren zur bestimmung von leistungswerten für die geräuschunterdrückung für ein sprachkommunikationssystem
NO20073236L (no) Trafikkinterferenskansellering
ATE414375T1 (de) Vorrichtung und verfahren zur sendeleistungsregelung und subträgermodulations- zuweisung in einem mehrträgersystem
MY144085A (en) Method and apparatus to select coding mode
ATE453996T1 (de) Technik zum wählen von übertragungsparametern
ATE543264T1 (de) Adaptation von sendesubkanalverstärkungen in einem system mit interferenzauslöschung
ATE517493T1 (de) Verfahren und vorrichtung zur abschwächung der interferenz in mehrträger-modulationssystemen
FR2854514A1 (fr) Procede de transmission de donnees et modem par courant porteur
EP2566089A3 (de) Adaptive Pilotstruktur zur Hilfe bei der Kanalschätzung in Spreizspektrumsystemen
ATE373915T1 (de) Einrichtung und verfahren zur pilotgestützten kanalschätzung in zeitachse in einem ofdm kommunikationssystem
MY154740A (en) Wireless communication base station device and division number determination method
FR2814012B1 (fr) PROCEDE D'ATTRIBUTION D'UN NIVEAU DE PUISSANCE D'EMISSION A DES SYMBOLES PILOTES UTILISES POUR l'ESTIMATION DU CANAL D'UN SYSTEME DE TRANSMISSION
EA200602152A1 (ru) Способ получения спектральных пустот при передаче сигналов по электрической сети
DE60326661D1 (de) Verfahren und einrichtung zur verkleinerung einer übertragungsverzögerung in einer mehrkanal-datenübertragung
ATE342614T1 (de) Verfahren und sender zur übertragung von daten in einem mehrträgersystem über eine mehrzahl von sendeantennen
ATE523971T1 (de) Verfahren, anordnung und einrichtung zur prekompensation von übersprechen in einem dsl mimo system
DE602005001509T8 (de) Reduzierung des Overheads zur Kanalzuteilung im Abwärtskanal eines Mehrträgersystems

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties