CN1650588B - 具有改进数据速率的adsl系统 - Google Patents
具有改进数据速率的adsl系统 Download PDFInfo
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- CN1650588B CN1650588B CN03809709.5A CN03809709A CN1650588B CN 1650588 B CN1650588 B CN 1650588B CN 03809709 A CN03809709 A CN 03809709A CN 1650588 B CN1650588 B CN 1650588B
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- 101150012579 ADSL gene Proteins 0.000 title abstract 2
- 102100020775 Adenylosuccinate lyase Human genes 0.000 title abstract 2
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- 238000006243 chemical reaction Methods 0.000 description 6
- 238000012549 training Methods 0.000 description 5
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Classifications
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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
- H04L27/2602—Signal structure
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
- Communication Control (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
Description
频带f(KHZ)(针对具有POTS业务的ADSL的数值,其中X=32个信道) | 线路换算(DBM/HZ) |
0<f<F<sub>s</sub>(Fs=4kHz) | -97.5,其中从Fs开始增大的、0-Fs KHz波段最大功率处于,=+15dBm |
F<sub>s</sub><f<F<sub>U0</sub>(F<sub>U0</sub>≈25.875kHz) | -92.5+21.5xlog<sub>2</sub>(f/F<sub>s</sub>) |
F<sub>U0</sub><f<F<sub>U1</sub>(F<sub>UE</sub>≈138kHz) | -35 |
频带f(KHZ)(针对具有POTS业务的ADSL的数值,其中X=32个信道) | 线路换算(DBM/HZ) |
F<sub>U1</sub><f<F<sub>U1a</sub>(F<sub>Da</sub>≈176.81kHz) | -35-48xlog<sub>2</sub>(f/F<sub>UE</sub>) |
F<sub>U1a</sub><f<F<sub>UE</sub>(F<sub>DE</sub>≈276kHz) | -52 |
F<sub>UE</sub><f<F<sub>UEa</sub>(F<sub>DEa</sub>≈478kHz) | -52-48xlog<sub>2</sub>(f/F<sub>DE</sub>) |
f<F<sub>UEa</sub> | -90 |
频带f(KHZ)(针对具有POTS业务的ADSL的数值,其中X=32个信道) | 线路换算(DBM/HZ) |
0<f<F<sub>s</sub>(Fs=4kHz) | -97.5,其中从Fs开始增大的、0-Fs KHz波段中的最大功率=+15dBm |
F<sub>s</sub><f<F<sub>U0</sub>(F<sub>U0</sub>≈25.875kHz) | -92.5+21.5xlog<sub>2</sub>(f/F<sub>s</sub>) |
F<sub>U0</sub><f<F<sub>U1</sub>(F<sub>U1</sub>≈138kHz) | -34.5 |
F<sub>U1</sub><f<F<sub>U1a</sub>(F<sub>Da</sub>≈177.7kHz) | -34.5-48xlog<sub>2</sub>(f/F<sub>UE</sub>) |
F<sub>U1a</sub><f<F<sub>UE</sub>(F<sub>UE</sub>≈276kHz) | -52 |
F<sub>UE</sub><f<F<sub>UEa</sub>(F<sub>UEa</sub>≈478kHz) | -52-48xlog<sub>2</sub>(f/F<sub>DE</sub>) |
f<F<sub>Uea</sub> | -90 |
参数 | 设定值 | 性质 |
NSCus | 64 | 下行子信道的数目 |
NOMPSDus | -38.5dBm/Hz | 在G.hs期间可能会改变 |
MAXATPus | 12.5dBm | 在G.hs期间可能会改变 |
参数 | 设定值 | 性质 |
NSCUs | 64 | 下行子信道的数目 |
NOMPSDus | -38dBm/Hz | 在G.hs期间可能会改变 |
MAXATPus | 12.9dBm | 在G.hs期间可能会改变 |
频带f(kHz) | 线路换算(dBm/赫兹) |
0<f<4 | -97.5,其中0-4KHz波段中的最大功率为+15dBm |
4<f<25.875 | -92.5+21.5xlog<sub>2</sub>(f/4) |
25.875<f<138 | -34.5 |
138<f<177.7 | -34.5-48xlog<sub>2</sub>(f/138) |
177.7<f<276 | -52 |
频带f(kHz) | 线路换算(dBm/赫兹) |
276<f<477.8 | -52-48xlog<sub>2</sub>(f/276) |
477.8<f<1221 | -90 |
1221<f<1630 | -90峰值,其中位于窗口[f,f+1MHz]内的最大功率 |
为(-90-48xlog<sub>2</sub>(f/1221)+60)dBm | |
1630<f<11040 | -90峰值,其中位于窗口[f,f+1MHz]内的最大功率为-50dBm |
频带f(kHz) | 线路换算(dBm/赫兹) |
0<f<4 | -97.5,其中0-4KHz波段中的最大功率为+15dBm |
4<f<25.875 | -92.5+21.5xlog<sub>2</sub>(f/4) |
25.875<f<138 | -34.5 |
138<f<176.81 | -34.5-48xlog<sub>2</sub>(f/138) |
176.81<f<276 | -52 |
276<f<478.6875 | -52-48xlog<sub>2</sub>(f/276) |
478.6875<f<1221 | -90 |
1221<f<1630 | -90峰值,其中位于窗口[f,f+1MHz]内的最大功率为(-90-48xlog<sub>2</sub>(f/1221)+60)dBm |
1630<f<11040 | -90峰值,其中位于窗口[f,f+1MHz]内的最大功率(-50)dBm的 |
Claims (23)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US37630002P | 2002-04-29 | 2002-04-29 | |
US60/376,300 | 2002-04-29 | ||
US10/161,379 US7209516B2 (en) | 2001-11-06 | 2002-06-03 | ADSL system with improved data rate |
US10/161,379 | 2002-06-03 | ||
PCT/SG2003/000099 WO2003098891A2 (en) | 2002-04-29 | 2003-04-29 | Adsl system with improved data base |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1650588A CN1650588A (zh) | 2005-08-03 |
CN1650588B true CN1650588B (zh) | 2010-06-02 |
Family
ID=29552759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN03809709.5A Expired - Fee Related CN1650588B (zh) | 2002-04-29 | 2003-04-29 | 具有改进数据速率的adsl系统 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7486723B2 (zh) |
EP (1) | EP1500242B1 (zh) |
CN (1) | CN1650588B (zh) |
WO (1) | WO2003098891A2 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008005290A1 (de) * | 2008-01-19 | 2009-07-23 | T-Mobile Internationale Ag | DSL-Verfahren mit variabler Upload-/Downloadbitrate und applikationsspezifischer, dynamischer Profilumschaltung |
US9197289B2 (en) | 2010-11-24 | 2015-11-24 | Mediatek Inc. | Dynamic transmit power control method and power line communication system |
EP2845324B1 (en) * | 2012-05-03 | 2022-02-23 | Assia Spe, Llc | Apparatus, systems and methods for dsm energy management |
CN105830353B (zh) * | 2014-11-28 | 2018-03-09 | 华为技术有限公司 | 信号发送的方法、装置和系统 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5812786A (en) * | 1995-06-21 | 1998-09-22 | Bell Atlantic Network Services, Inc. | Variable rate and variable mode transmission system |
EP1079578A2 (en) * | 1999-08-23 | 2001-02-28 | Motorola, Inc. | Data allocation in multicarrier systems |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1086572A1 (en) | 1998-06-09 | 2001-03-28 | Advanced Micro Devices, Inc. | Method and apparatus for scaling modem transfer capacity based on resource availability |
US6310909B1 (en) * | 1998-12-23 | 2001-10-30 | Broadcom Corporation | DSL rate adaptation |
US6741604B1 (en) * | 1999-11-12 | 2004-05-25 | Tioga Technologies, Inc. | ADSL transmission in the presence of low-frequency network services |
US6967997B2 (en) * | 2000-08-02 | 2005-11-22 | Nortel Networks Limited | Multi-carrier connection initialization and symbol transmission |
US7042367B2 (en) * | 2002-02-04 | 2006-05-09 | Halliburton Energy Services | Very high data rate telemetry system for use in a wellbore |
-
2003
- 2003-04-29 CN CN03809709.5A patent/CN1650588B/zh not_active Expired - Fee Related
- 2003-04-29 WO PCT/SG2003/000099 patent/WO2003098891A2/en not_active Application Discontinuation
- 2003-04-29 EP EP03752678A patent/EP1500242B1/en not_active Expired - Fee Related
-
2007
- 2007-04-05 US US11/696,735 patent/US7486723B2/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5812786A (en) * | 1995-06-21 | 1998-09-22 | Bell Atlantic Network Services, Inc. | Variable rate and variable mode transmission system |
EP1079578A2 (en) * | 1999-08-23 | 2001-02-28 | Motorola, Inc. | Data allocation in multicarrier systems |
Also Published As
Publication number | Publication date |
---|---|
EP1500242A2 (en) | 2005-01-26 |
EP1500242B1 (en) | 2013-02-13 |
US20070183456A1 (en) | 2007-08-09 |
WO2003098891A2 (en) | 2003-11-27 |
US7486723B2 (en) | 2009-02-03 |
CN1650588A (zh) | 2005-08-03 |
WO2003098891A3 (en) | 2004-03-25 |
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Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER NAME: INFINEON TECHNOLOGY AG |
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Address after: German Neubiberg Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: Infineon Technologies AG |
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Effective date of registration: 20110415 Address after: German Neubiberg Patentee after: Lantiq Deutschland GmbH Address before: German Neubiberg Patentee before: Infineon Technologies Wireless Solutions Ltd. Effective date of registration: 20110415 Address after: German Neubiberg Patentee after: Infineon Technologies Wireless Solutions Ltd. Address before: German Neubiberg Patentee before: Infineon Technologies AG |
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