DE60205001D1 - Kanalleistungszuteilung in einer Mehrfrequenz-Datenübertragung - Google Patents
Kanalleistungszuteilung in einer Mehrfrequenz-DatenübertragungInfo
- Publication number
- DE60205001D1 DE60205001D1 DE60205001T DE60205001T DE60205001D1 DE 60205001 D1 DE60205001 D1 DE 60205001D1 DE 60205001 T DE60205001 T DE 60205001T DE 60205001 T DE60205001 T DE 60205001T DE 60205001 D1 DE60205001 D1 DE 60205001D1
- Authority
- DE
- Germany
- Prior art keywords
- data transmission
- frequency data
- power allocation
- channel power
- allocation
- 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.)
- Expired - Lifetime
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
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0064—Concatenated codes
- H04L1/0065—Serial concatenated codes
-
- 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
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
-
- 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
- H04L1/0016—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy involving special memory structures, e.g. look-up tables
-
- 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
- H04L5/0046—Determination of how many bits are 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US31572401P | 2001-08-29 | 2001-08-29 | |
US315724P | 2001-08-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60205001D1 true DE60205001D1 (de) | 2005-08-18 |
DE60205001T2 DE60205001T2 (de) | 2006-04-20 |
Family
ID=23225765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60205001T Expired - Lifetime DE60205001T2 (de) | 2001-08-29 | 2002-08-27 | Kanalleistungszuteilung in einer Mehrfrequenz-Datenübertragung |
Country Status (4)
Country | Link |
---|---|
US (4) | US7139323B2 (de) |
EP (1) | EP1296494B1 (de) |
CA (1) | CA2399265C (de) |
DE (1) | DE60205001T2 (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10201283C2 (de) * | 2002-01-15 | 2003-11-27 | Infineon Technologies Ag | Verfahren zum Kompensieren von Spitzenwerten bei einer Datenübertragung mit diskreten Mehrfachtonsymbolen und Schaltungsanordnung zur Durchführung des Verfahrens |
WO2004023668A1 (en) * | 2002-09-05 | 2004-03-18 | The Regents Of The University Of California | Scheduling methods for wireless networks |
US7286607B1 (en) * | 2002-12-31 | 2007-10-23 | United States Of America As Represented By The Secretary Of The Navy | Energy-control method and apparatus for digital diversity signaling |
US7593426B1 (en) * | 2003-05-09 | 2009-09-22 | The Board Of Trustees Of The Leland Stanford Junior University | Bit rate and power allocation for multi-carrier communication systems |
US7639596B2 (en) * | 2003-12-07 | 2009-12-29 | Adaptive Spectrum And Signal Alignment, Inc. | High speed multiple loop DSL system |
ATE453156T1 (de) * | 2004-06-10 | 2010-01-15 | Panasonic Corp | System und verfahren für laufzeit-rekonfiguration |
EP2765716B1 (de) | 2004-06-11 | 2019-01-16 | NEC Corporation | Transportformat-Kombinationsauswahlverfahren, drahtloses Kommunikationssystem und Mobilstation |
US7502336B2 (en) * | 2004-06-30 | 2009-03-10 | 2Wire, Inc. | Multi-carrier communication using adaptive tone-pruning |
FR2876518A1 (fr) * | 2004-10-07 | 2006-04-14 | France Telecom | Dispositif et procede de reglage de densites spectrales de puissance de plusieurs lignes de telecommunication |
EP1805927A1 (de) | 2004-10-11 | 2007-07-11 | 2Wire, Inc. | Verminderung von periodischem impulsrauschen in einem dsl-system |
US8355457B2 (en) * | 2004-10-26 | 2013-01-15 | Lsi Corporation | Correction-calculation algorithm for estimation of the signal to noise ratio in high bit rate DMT modulation |
US7953163B2 (en) | 2004-11-30 | 2011-05-31 | Broadcom Corporation | Block linear equalization in a multicarrier communication system |
US7852950B2 (en) | 2005-02-25 | 2010-12-14 | Broadcom Corporation | Methods and apparatuses for canceling correlated noise in a multi-carrier communication system |
US9374257B2 (en) | 2005-03-18 | 2016-06-21 | Broadcom Corporation | Methods and apparatuses of measuring impulse noise parameters in multi-carrier communication systems |
US7656965B2 (en) * | 2005-12-29 | 2010-02-02 | Celeno Communications (Israel) Ltd. | Method of secure WLAN communication |
US7751353B2 (en) | 2005-12-29 | 2010-07-06 | Celeno Communications (Israel) Ltd. | Device, system and method of securing wireless communication |
US7672400B2 (en) * | 2005-12-29 | 2010-03-02 | Celeno Communications (Israel) Ltd. | Method of secure WLAN communication |
US9071435B2 (en) | 2005-12-29 | 2015-06-30 | Celeno Communications Ltd. | System and method for tuning transmission parameters in multi-user multiple-input-multiple-output systems with aged and noisy channel estimation |
US20070153760A1 (en) | 2005-12-29 | 2007-07-05 | Nir Shapira | Method, apparatus and system of spatial division multiple access communication in a wireless local area network |
US7813439B2 (en) | 2006-02-06 | 2010-10-12 | Broadcom Corporation | Various methods and apparatuses for impulse noise detection |
US8000402B2 (en) * | 2006-07-21 | 2011-08-16 | Broadcom Corporation | System and method for accelerated performance of quadrature amplitude modulation (QAM) decoding operations in a processor |
JP2008187602A (ja) * | 2007-01-31 | 2008-08-14 | Fujitsu Ltd | 通信システム及び通信方法 |
EP1998466A1 (de) * | 2007-05-29 | 2008-12-03 | Nokia Siemens Networks Oy | Verfahren und Vorrichtung zur Verarbeitung von Daten und Kommunikationssystem mit einer derartigen Vorrichtung |
EP2073398B1 (de) * | 2007-12-20 | 2017-03-29 | Sony Corporation | Verbesserte Sendeleistungszuteilung für adaptive Mehrträger-Multiplex-MIMO-Systeme |
US8605837B2 (en) | 2008-10-10 | 2013-12-10 | Broadcom Corporation | Adaptive frequency-domain reference noise canceller for multicarrier communications systems |
US9065779B2 (en) | 2009-06-12 | 2015-06-23 | Wi-Lan Labs, Inc. | Systems and methods for prioritizing and scheduling packets in a communication network |
US8627396B2 (en) | 2009-06-12 | 2014-01-07 | Cygnus Broadband, Inc. | Systems and methods for prioritization of data for intelligent discard in a communication network |
US8531961B2 (en) | 2009-06-12 | 2013-09-10 | Cygnus Broadband, Inc. | Systems and methods for prioritization of data for intelligent discard in a communication network |
KR101247595B1 (ko) | 2009-06-12 | 2013-03-26 | 시그너스 브로드밴드, 인코포레이티드 | 통신 네트워크의 지능형 폐기 시스템 및 방법 |
US8745677B2 (en) | 2009-06-12 | 2014-06-03 | Cygnus Broadband, Inc. | Systems and methods for prioritization of data for intelligent discard in a communication network |
US8665724B2 (en) | 2009-06-12 | 2014-03-04 | Cygnus Broadband, Inc. | Systems and methods for prioritizing and scheduling packets in a communication network |
US8913650B2 (en) * | 2009-09-24 | 2014-12-16 | Verizon Patent And Licensing Inc. | Measuring bit-error-rates of forward error correction code encoded signals |
US9480028B1 (en) * | 2011-06-10 | 2016-10-25 | Arris Enterprises, Inc. | Adjusting transmission power in customer premise equipment |
JP2013090292A (ja) * | 2011-10-21 | 2013-05-13 | Fujitsu Optical Components Ltd | 光送信機、光送信方法、及び光送受信システム |
CN103634070A (zh) * | 2012-08-23 | 2014-03-12 | 华为技术有限公司 | 一种基于业务速率的业务数据加载方法、装置及系统 |
FR2995162B1 (fr) * | 2012-08-31 | 2015-09-04 | Thales Sa | Methode d'optimisation de l'efficacite spectrale d'une transmission de donnees et dispositif mettant en oeuvre la methode |
JP2014138292A (ja) * | 2013-01-17 | 2014-07-28 | Hitachi Ltd | 無線通信基地局及び無線通信方法 |
WO2015143054A1 (en) * | 2014-03-18 | 2015-09-24 | Ikanos Communications, Inc. | Method and apparatus for improving performance of transmit controlled adaptive modulation in xdsl and g. fast systems |
EP3669509A1 (de) | 2017-08-14 | 2020-06-24 | British Telecommunications Public Limited Company | Verfahren und vorrichtung zur codierung von audio- und/oder videodaten |
WO2020157183A1 (en) | 2019-01-31 | 2020-08-06 | British Telecommunications Public Limited Company | Methods and apparatus for the encoding of audio and/or video data |
GB201901323D0 (en) * | 2019-01-31 | 2019-03-20 | British Telecomm | Methods and apparatus for the encoding of audio and/or video data |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5363408A (en) * | 1992-03-24 | 1994-11-08 | General Instrument Corporation | Mode selective quadrature amplitude modulation communication system |
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 |
JP3779320B2 (ja) * | 1994-02-17 | 2006-05-24 | モトローラ・インコーポレイテッド | 信号を群符号化するための方法および装置 |
US5822374A (en) | 1996-06-07 | 1998-10-13 | Motorola, Inc. | Method for fine gains adjustment in an ADSL communications system |
US6130882A (en) | 1997-09-25 | 2000-10-10 | Motorola, Inc. | Method and apparatus for configuring a communication system |
US6122247A (en) | 1997-11-24 | 2000-09-19 | Motorola Inc. | Method for reallocating data in a discrete multi-tone communication system |
US6088387A (en) * | 1997-12-31 | 2000-07-11 | At&T Corp. | Multi-channel parallel/serial concatenated convolutional codes and trellis coded modulation encoder/decoder |
US6275522B1 (en) * | 1998-01-14 | 2001-08-14 | Motorola, Inc. | Method for allocating data and power in a discrete, multi-tone communication system |
EP0930752A3 (de) | 1998-01-14 | 1999-10-20 | Motorola, Inc. | Verfahren zur Zuteilung von Daten und Leistung in einem Mehrträgervermittlungssystem |
US6104991A (en) * | 1998-02-27 | 2000-08-15 | Lucent Technologies, Inc. | Speech encoding and decoding system which modifies encoding and decoding characteristics based on an audio signal |
US20010031016A1 (en) * | 2000-03-14 | 2001-10-18 | Ernest Seagraves | Enhanced bitloading for multicarrier communication channel |
US6985434B2 (en) * | 2000-09-01 | 2006-01-10 | Nortel Networks Limited | Adaptive time diversity and spatial diversity for OFDM |
US7131038B2 (en) * | 2000-10-12 | 2006-10-31 | 3Com Corporation | Performance evaluation of multicarrier channels |
US6980601B2 (en) * | 2000-11-17 | 2005-12-27 | Broadcom Corporation | Rate adaptation and parameter optimization for multi-band single carrier transmission |
-
2002
- 2002-08-22 CA CA002399265A patent/CA2399265C/en not_active Expired - Fee Related
- 2002-08-23 US US10/226,444 patent/US7139323B2/en not_active Expired - Fee Related
- 2002-08-27 DE DE60205001T patent/DE60205001T2/de not_active Expired - Lifetime
- 2002-08-27 EP EP02102224A patent/EP1296494B1/de not_active Expired - Fee Related
-
2006
- 2006-03-31 US US11/394,632 patent/US7570706B2/en not_active Expired - Fee Related
- 2006-10-23 US US11/584,830 patent/US7627024B2/en not_active Expired - Fee Related
-
2009
- 2009-10-23 US US12/589,403 patent/US7936841B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1296494A2 (de) | 2003-03-26 |
US20100046664A1 (en) | 2010-02-25 |
DE60205001T2 (de) | 2006-04-20 |
CA2399265C (en) | 2007-02-06 |
US20030084394A1 (en) | 2003-05-01 |
US7627024B2 (en) | 2009-12-01 |
EP1296494B1 (de) | 2005-07-13 |
EP1296494A3 (de) | 2003-08-13 |
US7139323B2 (en) | 2006-11-21 |
CA2399265A1 (en) | 2003-02-28 |
US7570706B2 (en) | 2009-08-04 |
US20060171480A1 (en) | 2006-08-03 |
US7936841B2 (en) | 2011-05-03 |
US20090092192A1 (en) | 2009-04-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |