AU2001273500A1 - Adaption of the feedforward section of an equaliser - Google Patents
Adaption of the feedforward section of an equaliserInfo
- Publication number
- AU2001273500A1 AU2001273500A1 AU2001273500A AU7350001A AU2001273500A1 AU 2001273500 A1 AU2001273500 A1 AU 2001273500A1 AU 2001273500 A AU2001273500 A AU 2001273500A AU 7350001 A AU7350001 A AU 7350001A AU 2001273500 A1 AU2001273500 A1 AU 2001273500A1
- Authority
- AU
- Australia
- Prior art keywords
- equaliser
- adaption
- feedforward section
- feedforward
- section
- 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.)
- Abandoned
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
- H04L25/03057—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
- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
- H04L2025/03375—Passband transmission
- H04L2025/0342—QAM
-
- 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
- H04L2025/03439—Fixed structures
- H04L2025/03445—Time domain
- H04L2025/03471—Tapped delay lines
- H04L2025/03484—Tapped delay lines time-recursive
- H04L2025/0349—Tapped delay lines time-recursive as a feedback filter
-
- 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
- H04L2025/03605—Block algorithms
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/638,718 | 2000-08-14 | ||
US09/638,718 US6775322B1 (en) | 2000-08-14 | 2000-08-14 | Equalizer with adaptive pre-filter |
PCT/US2001/022339 WO2002015505A2 (en) | 2000-08-14 | 2001-07-17 | Adaption of the feedforward section of an equaliser |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001273500A1 true AU2001273500A1 (en) | 2002-02-25 |
Family
ID=24561155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001273500A Abandoned AU2001273500A1 (en) | 2000-08-14 | 2001-07-17 | Adaption of the feedforward section of an equaliser |
Country Status (4)
Country | Link |
---|---|
US (1) | US6775322B1 (en) |
EP (1) | EP1310070A2 (en) |
AU (1) | AU2001273500A1 (en) |
WO (1) | WO2002015505A2 (en) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2362073B (en) * | 2000-05-03 | 2003-12-17 | Siemens Ag | Equaliser and method of state reduction therefor |
US7027500B1 (en) * | 2000-12-12 | 2006-04-11 | Ati Research, Inc. | Linear prediction based initialization of a single-axis blind equalizer for VSB signals |
KR200226168Y1 (en) * | 2000-12-28 | 2001-06-01 | 엘지전자주식회사 | Mobile communication apparatus with equalizer functions |
US7050513B1 (en) * | 2001-02-20 | 2006-05-23 | Comsys Communications & Signal Processing Ltd. | Block based channel tracking using weighted recursive least squares |
DE60214094T2 (en) * | 2001-07-19 | 2007-04-12 | TransCore Link Logistics Corp., Mississauga | Phase tracking device for linearly modulated signals |
US7010030B2 (en) * | 2001-07-20 | 2006-03-07 | Koninklijke Philips Electronics N.V. | Software definable block adaptive decision feedback equalizer |
US7003228B2 (en) * | 2001-09-11 | 2006-02-21 | Vitesse Semiconductor Corporation | Method and apparatus for improved high-speed adaptive equalization |
US6940922B2 (en) * | 2001-10-10 | 2005-09-06 | Agilent Technologies, Inc. | Response calibration method using a frequency-shifted receiver |
US7263119B1 (en) * | 2001-11-29 | 2007-08-28 | Marvell International Ltd. | Decoding method and apparatus |
US7953193B2 (en) * | 2002-03-28 | 2011-05-31 | Broadcom Corporation | Sparse channel equalization |
US7151797B2 (en) * | 2002-05-14 | 2006-12-19 | Limberg Allen Leroy | Adaptive K-factor-improvement filter for receiver of radio signals subject to multipath distortion |
US7266146B2 (en) * | 2002-06-18 | 2007-09-04 | Ralink Technology, Inc. | Symbol-based decision feedback equalizer (DFE) optimal equalization method and apparatus with maximum likelihood sequence estimation for wireless receivers under multipath channels |
US7505695B2 (en) | 2003-04-23 | 2009-03-17 | Mitsubishi Denki Kabushiki Kaisha | Optical receiver and optical transmission system |
US7675968B2 (en) * | 2003-09-29 | 2010-03-09 | Hiroshi Takatori | Adaptive FIR filter and method |
US20050100052A1 (en) * | 2003-11-10 | 2005-05-12 | Mailaender Laurence E. | Method and apparatus for receiver processing in a CDMA communications system |
US7327808B2 (en) * | 2004-03-17 | 2008-02-05 | Faraday Technology Corp. | Pipelined adaptive decision feedback equalizer |
US7388935B2 (en) * | 2004-06-15 | 2008-06-17 | Telefonktiebolaget Lm Ericsson (Publ) | Method of inverting nearly Toeplitz or block Toeplitz matrices |
US7586997B2 (en) * | 2004-08-16 | 2009-09-08 | Beceem Communications Inc. | Method and system for maximum transmit diversity |
US8014879B2 (en) * | 2005-11-11 | 2011-09-06 | L&L Engineering, Llc | Methods and systems for adaptive control |
KR100732159B1 (en) | 2006-02-06 | 2007-06-25 | 삼성전자주식회사 | Method for reducing a number of computation during equalization and apparatus using the same |
US8671128B1 (en) * | 2006-06-21 | 2014-03-11 | Ikanos Communications, Inc. | Method and apparatus for a finite impulse response filter |
WO2008017897A1 (en) * | 2006-08-08 | 2008-02-14 | Petros Stavroulakis | Secure telecommunications systems based on chaotic and interference reduction techniques |
US8126044B2 (en) * | 2006-10-25 | 2012-02-28 | The Directv Group, Inc. | Passive system and method to equalize distortion in an RF satellite chain |
US7925231B2 (en) * | 2006-10-25 | 2011-04-12 | The Directv Group, Inc. | Passive system and method to determine distortion in an RF satellite chain |
US20110191401A1 (en) * | 2010-01-31 | 2011-08-04 | Freescale Semiconductor, Inc. | Circuit and method for cholesky based data processing |
US9825785B2 (en) * | 2014-03-03 | 2017-11-21 | Multiphy Ltd. | Enhanced equalization based on a combination of reduced complexity MLSE and linear equalizer for heavily ISI-induced signals |
WO2016101255A1 (en) * | 2014-12-26 | 2016-06-30 | 华为技术有限公司 | Signal compensation method and device |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960012019B1 (en) * | 1993-11-18 | 1996-09-09 | 엘지전자 주식회사 | Hdtv channel equipment |
US5619503A (en) * | 1994-01-11 | 1997-04-08 | Ericsson Inc. | Cellular/satellite communications system with improved frequency re-use |
US6353629B1 (en) * | 1997-05-12 | 2002-03-05 | Texas Instruments Incorporated | Poly-path time domain equalization |
US6222592B1 (en) * | 1998-01-13 | 2001-04-24 | Samsung Electronics Co., Ltd. | TV receiver equalizer storing channel characterizations for each TV channel between times of reception therefrom |
US6151358A (en) * | 1999-08-11 | 2000-11-21 | Motorola, Inc. | Method and apparatus, and computer program for producing filter coefficients for equalizers |
US6590932B1 (en) * | 1999-11-24 | 2003-07-08 | Ericsson Inc. | Methods, receiver devices and systems for whitening a signal disturbance in a communication signal |
US7292661B1 (en) | 2000-03-20 | 2007-11-06 | Massachusetts Institute Of Technology | Block-iterative equalizers for digital communication system |
US6317467B1 (en) * | 2000-06-14 | 2001-11-13 | Lloyd C. Cox | Beamforming and interference cancellation system using general purpose filter architecture |
-
2000
- 2000-08-14 US US09/638,718 patent/US6775322B1/en not_active Expired - Lifetime
-
2001
- 2001-07-17 AU AU2001273500A patent/AU2001273500A1/en not_active Abandoned
- 2001-07-17 WO PCT/US2001/022339 patent/WO2002015505A2/en not_active Application Discontinuation
- 2001-07-17 EP EP01952781A patent/EP1310070A2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
EP1310070A2 (en) | 2003-05-14 |
US6775322B1 (en) | 2004-08-10 |
WO2002015505A3 (en) | 2002-08-29 |
WO2002015505A2 (en) | 2002-02-21 |
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