JP2013034209A - 緊急レート調整のためのシステム - Google Patents
緊急レート調整のためのシステム Download PDFInfo
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- 238000000034 method Methods 0.000 claims description 30
- 238000004891 communication Methods 0.000 claims description 16
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- 230000000977 initiatory effect Effects 0.000 claims 1
- 230000008569 process Effects 0.000 description 15
- 238000005516 engineering process Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
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- 230000006978 adaptation Effects 0.000 description 3
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- 238000012549 training Methods 0.000 description 1
Classifications
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- 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
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- 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
- H04L1/0019—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy in which mode-switching is based on a statistical approach
- H04L1/0021—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy in which mode-switching is based on a statistical approach in which the algorithm uses adaptive thresholds
-
- 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
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0025—Transmission of mode-switching indication
-
- 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
- H04L5/0044—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
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- 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
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- 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
- H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
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- 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
- H04L5/0078—Timing of allocation
- H04L5/0085—Timing of allocation when channel conditions change
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- 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
- H04L5/0078—Timing of allocation
- H04L5/0087—Timing of allocation when data requirements change
-
- 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
- H04L5/0096—Indication of changes in allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
- H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
-
- 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
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- 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
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- 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
- H04L27/2655—Synchronisation arrangements
- H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
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- 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—Arrangements for allocating sub-channels of the transmission path intra-user or intra-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
- H04L5/0078—Timing of allocation
- H04L5/008—Timing of allocation once only, on installation
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- 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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Artificial Intelligence (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Telephonic Communication Services (AREA)
- Facsimile Transmission Control (AREA)
Abstract
【解決手段】受信機はショートレート低減要求を開始し、その要求を送信機と通信する。送信機は、送信機及び受信機双方のオペレーショナルスイッチを同期するための信号を送信することにより、調整された伝送基準(すなわち、新しいビット/利得テーブル)のためのオペレーショナルスイッチを開始する、調整された伝送基準は、現在のビット/利得から式を使用して計算され、或いは、予め定義されたビット/利得テーブルである。式のパラメータは、予め定義され、初期化の間に計算され、或いはSOSの間にリアルタイムに決定される。
【選択図】図3
Description
Claims (10)
- 高帯域通信ネットワークにおけるクロストーク雑音効果を低減する方法において、
前記方法が、
前記通信ネットワークにおいて動作する送受信機の組を提供するステップと、
前記送受信機の組の受信メンバーに影響を与える実質的に増加した雑音レベルの存在を検出し、
前記送受信機の組の前記受信メンバーから送信メンバーへのSOSオペレーション要求を生成するとともにフォワードし、調整された伝送基準へ調整する伝送基準のための複数のビット低減値を指示するステップと、
前記送信メンバーから前記受信メンバーへのトリガ信号を、前記受信メンバーにより受信し、前記調整された伝送基準のためのスイッチを開始するステップと、
前記受信メンバーが、前記送信メンバーとの通信のオペレーショナルシフトを、前記調整伝送基準を利用して、前記送信メンバーと同期するステップと、
を具備し、
前記送受信機の組は、受信メンバーを含む第1送受信機と、送信メンバーを含む第2送受信機とを含み、
同じビット低減値が、周波数帯域内の全ての使用されたビンに適用されることを特徴とする方法。 - 前記調整された伝送基準は、前記受信メンバー及び前記送信メンバーの双方に知られている所定の基準を有することを特徴とする請求項1に記載の方法。
- 前記調整された伝送基準は、前記受信メンバーにより生成され、前記送信メンバーに伝達されることを特徴とする請求項1または請求項2に記載の方法。
- 前記調整された伝送基準は、前記ビット低減値に従って新しいビット/利得テーブルを生成するための予め定義された数式を含み、
前記新しいビット/利得テーブルは、前記受信メンバー及び前記送信メンバーの双方によって格納されることを特徴とする請求項1または請求項2に記載の方法。 - 各トーンインデックスiのために、bi’=bi−brにおいてもしbi’<2ならばbi’=0、そうでなければbi’=bi’として新しいbi値を計算することを特徴とする請求項1から4のいずれか一項に記載の方法。
- デジタル加入者ラインネットワークにおけるクロストーク雑音効果を低減するためのシステムにおいて、
送信機と、
前記送信機との通信に影響を与える実質的に増加した雑音レベルの存在を検出するように構成された受信機と、
を具備し、
前記受信機は、前記送信機へのSOSオペレーション要求を生成するように構成され、調整された伝送基準へ、調整する伝送基準のための複数のビット低減値を指示し、
同じビット低減値が、周波数帯域内の全ての使用されたビンに適用され、
前記送信機は、トリガ信号を前記受信機に送信するように構成され、
前記送信機及び前記受信機の双方は、通信のオペレーショナルシフトを、前記調整された伝送基準を利用して同期して実行することを特徴とするシステム。 - 前記調整された伝送基準は、前記受信メンバー及び前記送信メンバーの双方によって知られている所定の基準を含むことを特徴とする請求項6に記載のシステム。
- 前記調整された伝送基準は受信メンバーによって生成され、前記送信メンバーに伝送されることを特徴とする請求項7に記載のシステム。
- 前記調整された伝送基準は、前記ビット低減値に従って新しいビット/利得テーブルを生成するための予め定義された数式を含み、
前記新しいビット/利得テーブルは、前記受信メンバー及び前記送信メンバーの双方によって格納されることを特徴とする請求項7に記載のシステム。 - 各トーンインデックスiのために、bi’=bi−brにおいてもしbi’<2ならばbi’=0、そうでなければbi’=bi’として新しいbi値を計算することを特徴とする請求項6から9のいずれか一項に記載のシステム。
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
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US82879606P | 2006-10-10 | 2006-10-10 | |
US60/828,796 | 2006-10-10 | ||
US86950606P | 2006-12-11 | 2006-12-11 | |
US60/869,506 | 2006-12-11 | ||
US11/864,015 US7881403B2 (en) | 2006-10-10 | 2007-09-28 | System for realizing emergency rate adjustment |
US11/864,015 | 2007-09-28 |
Related Parent Applications (1)
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JP2009525905A Division JP5086350B2 (ja) | 2006-10-10 | 2007-10-10 | 緊急レート調整のためのシステム |
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JP2013240727A Division JP5725578B2 (ja) | 2006-10-10 | 2013-11-21 | 関連情報の表示方法、及び携帯通信端末 |
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JP2013034209A true JP2013034209A (ja) | 2013-02-14 |
JP5421440B2 JP5421440B2 (ja) | 2014-02-19 |
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JP2009525905A Active JP5086350B2 (ja) | 2006-10-10 | 2007-10-10 | 緊急レート調整のためのシステム |
JP2012195980A Active JP5421440B2 (ja) | 2006-10-10 | 2012-09-06 | 緊急レート調整のためのシステム |
JP2013240727A Active JP5725578B2 (ja) | 2006-10-10 | 2013-11-21 | 関連情報の表示方法、及び携帯通信端末 |
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Country Status (12)
Country | Link |
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US (1) | US7881403B2 (ja) |
EP (2) | EP1977533B1 (ja) |
JP (3) | JP5086350B2 (ja) |
CN (1) | CN101523753B (ja) |
AU (1) | AU2007306838B2 (ja) |
CA (1) | CA2655250C (ja) |
DK (1) | DK2385634T3 (ja) |
ES (2) | ES2489643T3 (ja) |
HU (1) | HUE026208T2 (ja) |
PL (1) | PL2385634T3 (ja) |
PT (1) | PT2385634E (ja) |
WO (1) | WO2008043317A1 (ja) |
Cited By (1)
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ES2489643T3 (es) | 2014-09-02 |
CA2655250C (en) | 2012-06-19 |
EP2385634A1 (en) | 2011-11-09 |
PT2385634E (pt) | 2015-12-18 |
EP2385634B1 (en) | 2015-09-02 |
EP1977533B1 (en) | 2014-06-04 |
JP5421440B2 (ja) | 2014-02-19 |
CN101523753B (zh) | 2012-11-21 |
EP1977533A4 (en) | 2009-04-01 |
JP2010503247A (ja) | 2010-01-28 |
US7881403B2 (en) | 2011-02-01 |
AU2007306838A1 (en) | 2008-04-17 |
WO2008043317A1 (en) | 2008-04-17 |
CA2655250A1 (en) | 2008-04-17 |
JP5086350B2 (ja) | 2012-11-28 |
HUE026208T2 (en) | 2016-05-30 |
AU2007306838B2 (en) | 2010-07-15 |
JP5725578B2 (ja) | 2015-05-27 |
DK2385634T3 (en) | 2015-12-07 |
ES2554484T3 (es) | 2015-12-21 |
PL2385634T3 (pl) | 2016-01-29 |
EP1977533A1 (en) | 2008-10-08 |
JP2014053961A (ja) | 2014-03-20 |
CN101523753A (zh) | 2009-09-02 |
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