DE69621811T2 - Adaptive entzerrungseinrichtung mit mehreren moden - Google Patents
Adaptive entzerrungseinrichtung mit mehreren modenInfo
- Publication number
- DE69621811T2 DE69621811T2 DE69621811T DE69621811T DE69621811T2 DE 69621811 T2 DE69621811 T2 DE 69621811T2 DE 69621811 T DE69621811 T DE 69621811T DE 69621811 T DE69621811 T DE 69621811T DE 69621811 T2 DE69621811 T2 DE 69621811T2
- Authority
- DE
- Germany
- Prior art keywords
- adaptive equalization
- equalization device
- several fashions
- fashions
- several
- 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
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
- H04L25/0305—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure using blind adaptation
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
- H04L2025/03535—Variable structures
- H04L2025/03547—Switching between time domain structures
- H04L2025/03566—Switching between time domain structures between different tapped delay line structures
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03592—Adaptation methods
- H04L2025/03598—Algorithms
- H04L2025/03611—Iterative algorithms
- H04L2025/03656—Initialisation
- H04L2025/03662—Initialisation to a fixed value
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Filters That Use Time-Delay Elements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9510832A FR2738967B1 (fr) | 1995-09-15 | 1995-09-15 | Dispositif d'egalisation adaptatif pour systemes de communications numeriques |
PCT/FR1996/001417 WO1997010664A1 (fr) | 1995-09-15 | 1996-09-13 | Dispositif multimode d'egalisation adaptive |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69621811D1 DE69621811D1 (de) | 2002-07-18 |
DE69621811T2 true DE69621811T2 (de) | 2003-02-06 |
Family
ID=9482585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69621811T Expired - Lifetime DE69621811T2 (de) | 1995-09-15 | 1996-09-13 | Adaptive entzerrungseinrichtung mit mehreren moden |
Country Status (8)
Country | Link |
---|---|
US (1) | US5909466A (de) |
EP (1) | EP0850527B1 (de) |
JP (1) | JP3786700B2 (de) |
CN (1) | CN1112010C (de) |
AR (1) | AR003597A1 (de) |
DE (1) | DE69621811T2 (de) |
FR (1) | FR2738967B1 (de) |
WO (1) | WO1997010664A1 (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3270289B2 (ja) * | 1995-03-15 | 2002-04-02 | 日本電気株式会社 | 判定帰還形等化器 |
EP0961416B1 (de) * | 1997-06-03 | 2008-09-03 | Ntt Mobile Communications Network Inc. | Adaptive gruppensender/empfänger |
EP0921664B1 (de) * | 1997-11-03 | 2005-06-08 | Alcatel | Verfahren zur digitalen Nachrichtenübertragung |
EP0946024A1 (de) * | 1998-03-25 | 1999-09-29 | Ascom Systec AG | Entscheidungsrückgekoppelte Entzerrung, insbesondere für Datenvermittlung über Stromversorgungsnetzwerken |
US6314134B1 (en) * | 1998-04-24 | 2001-11-06 | Lucent Technologies Inc. | Blind equalization algorithm with joint use of the constant modulus algorithm and the multimodulus algorithm |
US6724844B1 (en) * | 1998-06-30 | 2004-04-20 | Koninklijke Philips Electronics N.V. | Method and device for improving DFE performance in a trellis-coded system |
US6704354B1 (en) * | 1998-10-16 | 2004-03-09 | Samsung Electronics Co., Ltd. | Method and apparatus of providing adaptive equalization using sign permutation filtering |
US6493381B1 (en) * | 1999-06-24 | 2002-12-10 | Agere Systems Inc. | Blind equalization algorithm with the joint use of the constant R and the sliced symbols |
US6490318B1 (en) * | 1999-06-24 | 2002-12-03 | Agere Systems Inc. | Phase-compensating constant modulus algorithm |
FR2801753B1 (fr) * | 1999-11-25 | 2002-05-03 | Groupe Ecoles Telecomm | Perfectionnements aux dispositifs d'egalisation adaptative pour recuperateurs de systemes de communication numeriques |
US6904085B1 (en) | 2000-04-07 | 2005-06-07 | Zenith Electronics Corporation | Multipath ghost eliminating equalizer with optimum noise enhancement |
US6754262B1 (en) | 2000-04-07 | 2004-06-22 | Zenith Electronics Corporation | Multipath ghost eliminating equalizer with optimum noise enhancement |
AU2001243539A1 (en) * | 2000-04-07 | 2001-10-23 | Zenithelectronics Corporation | Multibranch equalizer |
US6731682B1 (en) | 2000-04-07 | 2004-05-04 | Zenith Electronics Corporation | Multipath ghost eliminating equalizer with optimum noise enhancement |
US7305026B1 (en) | 2000-04-07 | 2007-12-04 | Zenith Electronics Corporation | Multipath ghost eliminating equalizer with optimum noise enhancement |
US7027500B1 (en) | 2000-12-12 | 2006-04-11 | Ati Research, Inc. | Linear prediction based initialization of a single-axis blind equalizer for VSB signals |
US7079574B2 (en) | 2001-01-17 | 2006-07-18 | Radiant Networks Plc | Carrier phase recovery system for adaptive burst modems and link hopping radio networks |
BRPI0101198B1 (pt) * | 2001-03-02 | 2015-09-01 | Unicamp | Processo concorrente para desconvolução autodidata de sinais digitais |
FR2822001B1 (fr) * | 2001-03-06 | 2003-06-27 | France Telecom | Dispositif d'egalisation et de decodage de canaux selectifs en frequence |
US6628707B2 (en) | 2001-05-04 | 2003-09-30 | Radiant Networks Plc | Adaptive equalizer system for short burst modems and link hopping radio networks |
US7394864B2 (en) * | 2001-07-06 | 2008-07-01 | Conexant, Inc. | Mixed waveform configuration for wireless communications |
US7349469B1 (en) | 2001-08-17 | 2008-03-25 | Ati Research, Inc. | DC offset correction for constant modulus equalization |
EP1284565A1 (de) * | 2001-08-17 | 2003-02-19 | Matsushita Electric Industrial Co., Ltd. | Verfahren zur Modulation eines Datensignals mit zwischen Direkt- und Differenzmodulation umschaltender Modulation und Vorrichtung zur Modulation |
US7330068B2 (en) * | 2002-04-16 | 2008-02-12 | Bose Corporation | Adjusting coefficients of a filter |
AU2003903826A0 (en) * | 2003-07-24 | 2003-08-07 | University Of South Australia | An ofdm receiver structure |
US6961373B2 (en) * | 2002-07-01 | 2005-11-01 | Solarflare Communications, Inc. | Method and apparatus for channel equalization |
US7809021B2 (en) | 2002-07-10 | 2010-10-05 | Solarflare Communications, Inc. | Communication system and encoding method having low overhead |
GB2394390B (en) * | 2002-10-18 | 2005-07-06 | Ipwireless Inc | Arrangement and method for RF filter |
FR2846496B1 (fr) | 2002-10-25 | 2004-12-24 | France Telecom | Procede de synchronisation de donnees en sortie d'un egaliseur |
US7164764B2 (en) | 2002-11-07 | 2007-01-16 | Solarflare Communications, Inc. | Method and apparatus for precode crosstalk mitigation |
US8363535B2 (en) * | 2003-04-28 | 2013-01-29 | Marvell International Ltd. | Frequency domain echo and next cancellation |
US7280810B2 (en) * | 2005-08-03 | 2007-10-09 | Kamilo Feher | Multimode communication system |
US8761387B2 (en) | 2006-05-04 | 2014-06-24 | Mindspeed Technologies, Inc. | Analog transmit crosstalk canceller |
US7720068B2 (en) | 2006-08-23 | 2010-05-18 | Solarflare Communications, Inc. | Method and system for a multi-rate gigabit media independent interface |
US8077821B2 (en) * | 2006-09-25 | 2011-12-13 | Zoran Corporation | Optimized timing recovery device and method using linear predictor |
US7948862B2 (en) * | 2007-09-26 | 2011-05-24 | Solarflare Communications, Inc. | Crosstalk cancellation using sliding filters |
CN101897152B (zh) | 2007-11-12 | 2014-01-15 | 马维尔国际有限公司 | 活动空闲通信系统 |
US11804233B2 (en) * | 2019-11-15 | 2023-10-31 | Qualcomm Incorporated | Linearization of non-linearly transformed signals |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2797153B2 (ja) * | 1991-05-10 | 1998-09-17 | 松下電器産業株式会社 | データ受信装置 |
US5285480A (en) * | 1991-09-03 | 1994-02-08 | General Electric Company | Adaptive MLSE-VA receiver for digital cellular radio |
CA2076997C (en) * | 1991-09-30 | 1996-12-10 | James C. Baker | Apparatus and method for adaptively filtering a time-varying signal using multiple filtering algorithms |
US5546430A (en) * | 1995-05-01 | 1996-08-13 | Universite du Quebeca Hull | Detector for demodulating a received signal and producing an information data signal with reduced intersymbol interference |
-
1995
- 1995-09-15 FR FR9510832A patent/FR2738967B1/fr not_active Expired - Lifetime
-
1996
- 1996-09-13 US US08/793,539 patent/US5909466A/en not_active Expired - Lifetime
- 1996-09-13 JP JP51171997A patent/JP3786700B2/ja not_active Expired - Lifetime
- 1996-09-13 WO PCT/FR1996/001417 patent/WO1997010664A1/fr active IP Right Grant
- 1996-09-13 EP EP96931127A patent/EP0850527B1/de not_active Expired - Lifetime
- 1996-09-13 CN CN96196979A patent/CN1112010C/zh not_active Expired - Lifetime
- 1996-09-13 DE DE69621811T patent/DE69621811T2/de not_active Expired - Lifetime
- 1996-09-16 AR ARP960104373A patent/AR003597A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
CN1112010C (zh) | 2003-06-18 |
JPH11512579A (ja) | 1999-10-26 |
WO1997010664A1 (fr) | 1997-03-20 |
FR2738967B1 (fr) | 1997-12-05 |
FR2738967A1 (fr) | 1997-03-21 |
US5909466A (en) | 1999-06-01 |
JP3786700B2 (ja) | 2006-06-14 |
EP0850527B1 (de) | 2002-06-12 |
DE69621811D1 (de) | 2002-07-18 |
EP0850527A1 (de) | 1998-07-01 |
AR003597A1 (es) | 1998-08-05 |
CN1196147A (zh) | 1998-10-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |