WO2001054368A1 - Method and apparatus for implementing a channel correction in a digital data link - Google Patents
Method and apparatus for implementing a channel correction in a digital data link Download PDFInfo
- Publication number
- WO2001054368A1 WO2001054368A1 PCT/FI2000/000897 FI0000897W WO0154368A1 WO 2001054368 A1 WO2001054368 A1 WO 2001054368A1 FI 0000897 W FI0000897 W FI 0000897W WO 0154368 A1 WO0154368 A1 WO 0154368A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- equalizer
- value
- precoder
- ffe
- dfe
- Prior art date
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
- H04L25/03343—Arrangements at the transmitter end
-
- 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
- H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
- H04L2025/03802—Signalling on the reverse channel
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MXPA02006996A MXPA02006996A (en) | 2000-01-18 | 2000-10-16 | Method and apparatus for implementing a channel correction in a digital data link. |
AU2000279270A AU2000279270A1 (en) | 2000-01-18 | 2000-10-16 | Method and apparatus for implementing a channel correction in a digital data link |
EP00969598A EP1249113A1 (en) | 2000-01-18 | 2000-10-16 | Method and apparatus for implementing a channel correction in a digital data link |
US10/169,943 US7512191B2 (en) | 2000-01-18 | 2000-10-16 | Method and apparatus for implementing a channel correction in a digital data link |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20000100 | 2000-01-18 | ||
FI20000100A FI107307B (en) | 2000-01-18 | 2000-01-18 | Method and apparatus for performing channel correction in digital data communication connection |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001054368A1 true WO2001054368A1 (en) | 2001-07-26 |
Family
ID=8557113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FI2000/000897 WO2001054368A1 (en) | 2000-01-18 | 2000-10-16 | Method and apparatus for implementing a channel correction in a digital data link |
Country Status (7)
Country | Link |
---|---|
US (1) | US7512191B2 (en) |
EP (1) | EP1249113A1 (en) |
CN (1) | CN1193560C (en) |
AU (1) | AU2000279270A1 (en) |
FI (1) | FI107307B (en) |
MX (1) | MXPA02006996A (en) |
WO (1) | WO2001054368A1 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003071754A1 (en) * | 2002-02-19 | 2003-08-28 | Tellabs Oy | Method and apparatus for implementing adaptive tomlinson-harashima precoding in a digital data link |
WO2005053257A2 (en) * | 2003-11-19 | 2005-06-09 | Intel Corporation | Spectrum management apparatus, method, and system |
US7424061B2 (en) | 2002-03-12 | 2008-09-09 | Nokia Corporation | Data transfer method and system |
US9398152B2 (en) | 2004-02-25 | 2016-07-19 | Avaya Inc. | Using business rules for determining presence |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2392401A (en) * | 1999-12-23 | 2001-07-09 | Fernway Limited | A modified tomlinson-harashima precoding method circuit for infinite impulse response (iir) channels |
DE10124751C1 (en) * | 2001-05-21 | 2003-04-17 | Infineon Technologies Ag | Digital pre-coding filter for transmission filter has modulo adder combining source data symbols with filtered data symbols provided by feedback filter before subtraction of correction filter signal |
US7349489B2 (en) * | 2001-08-13 | 2008-03-25 | Nokia Siemens Networks Gmbh & Co. Kg | Pulse shaping filter with minimal intersymbol interference |
US7103112B2 (en) * | 2001-12-04 | 2006-09-05 | Conexant, Inc. | Transmit frequency domain equalizer |
KR100947723B1 (en) * | 2002-12-13 | 2010-03-16 | 주식회사 케이티 | Digital subscriber line modem having adaptive filter for compensating null generated by bridged tap |
US7295618B2 (en) * | 2004-06-16 | 2007-11-13 | International Business Machines Corporation | Automatic adaptive equalization method and system for high-speed serial transmission link |
KR100956725B1 (en) | 2004-06-16 | 2010-05-06 | 인터내셔널 비지네스 머신즈 코포레이션 | Automatic adaptive equalization method and system for high-speed serial transmission link |
US7483481B1 (en) * | 2004-08-31 | 2009-01-27 | Adtran, Inc. | System and method for adaptively updating precoder taps |
US7409019B2 (en) * | 2004-09-30 | 2008-08-05 | International Business Machines Corporation | High Speed Multi-Mode Receiver with adaptive receiver equalization and controllable transmitter pre-distortion |
US7599431B1 (en) * | 2004-11-24 | 2009-10-06 | Xilinx, Inc. | Combined decision feedback equalization and linear equalization |
EP1832071A1 (en) * | 2004-12-30 | 2007-09-12 | Intel Corporation | Prescribed response precoding for channels with intersymbol interference |
EP3468124B1 (en) | 2005-01-20 | 2023-10-04 | Rambus Inc. | High-speed signaling systems with adaptable pre-emphasis and equalization |
US8681849B2 (en) * | 2005-06-29 | 2014-03-25 | Intel Corporation | Precoder construction and equalization |
WO2007037715A1 (en) * | 2005-09-30 | 2007-04-05 | Intel Corporation | Precoder design for different channel lengths |
CA2627401C (en) * | 2005-10-27 | 2015-05-05 | Qualcomm Incorporated | Precoding for segment sensitive scheduling in wireless communication systems |
KR101325434B1 (en) * | 2006-08-17 | 2013-11-04 | 인텔 코포레이션 | Method and apparatus for providing efficient precoding feedback in a mimo wireless communication system |
US8229020B2 (en) * | 2009-03-23 | 2012-07-24 | Oracle America, Inc. | Integrated equalization and CDR adaptation engine with single error monitor circuit |
US8331865B2 (en) * | 2009-11-18 | 2012-12-11 | Motorola Solutions, Inc. | High speed minimal interference adaptive tranceiver interface and method thereof |
US8705672B2 (en) * | 2011-09-26 | 2014-04-22 | Lsi Corporation | Method of compensating for nonlinearity in a DFE-based receiver |
CN106230480B (en) | 2013-03-15 | 2019-04-16 | 华为技术有限公司 | A kind of parameter regulation means and equipment of DSL system |
US9049075B2 (en) * | 2013-08-21 | 2015-06-02 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Adaptive modal PAM2/PAM4 in-phase (I) quadrature (Q) phase detector for a receiver |
CN103888209B (en) * | 2014-04-15 | 2015-10-07 | 重庆大学 | A kind of broadband reception array antenna Ro-vibrational population time domain correlation method |
CN104506253A (en) * | 2015-01-13 | 2015-04-08 | 重庆大学 | Amplitude phase error correction system and method for transmitting channel of phased-array antenna |
CN110391875B (en) * | 2018-04-23 | 2020-10-09 | 华为技术有限公司 | Error correction method and error correction device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2153641A1 (en) * | 1995-07-11 | 1997-01-12 | Mark R. Gibbard | Digital communications system and method |
WO1998048545A2 (en) * | 1997-04-24 | 1998-10-29 | Tellabs Oy | Method and apparatus for processing a signal in a telecommunication apparatus |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57152855U (en) * | 1981-03-20 | 1982-09-25 | ||
US5396519A (en) * | 1993-10-22 | 1995-03-07 | At&T Corp. | Method and apparatus for adaptively providing precoding and preemphasis conditioning to signal data for transfer over a communication channel |
US5513216A (en) * | 1994-10-13 | 1996-04-30 | At&T Corp. | Hybrid equalizer arrangement for use in data communications equipment |
US5602583A (en) * | 1995-02-10 | 1997-02-11 | Zenith Electronics Corporation | NTSC rejection filter with switched tomlinson precoder for reducing NTSC co-channel interference in ATV receivers |
US5881108A (en) * | 1996-02-22 | 1999-03-09 | Globespan Technologies, Inc. | Adaptive pre-equalizer for use in data communications equipment |
US5881363A (en) * | 1996-04-29 | 1999-03-09 | Philips Electronics North America | Method and apparatus for combatting ingress and multipath in a CATV return channel |
US6249557B1 (en) * | 1997-03-04 | 2001-06-19 | Level One Communications, Inc. | Apparatus and method for performing timing recovery |
US6243425B1 (en) * | 1997-07-22 | 2001-06-05 | Globespan Technologies, Inc. | Adaptive precoding system and method for equalizing communication signal |
US7489725B2 (en) * | 1999-08-13 | 2009-02-10 | Broadcom Corporation | Decision feedback equalizer and precoder ramping circuit |
US6400761B1 (en) * | 1999-09-15 | 2002-06-04 | Princeton University | Method and apparatus for adaptively compensating channel or system variations in precoded communications system |
-
2000
- 2000-01-18 FI FI20000100A patent/FI107307B/en not_active IP Right Cessation
- 2000-10-16 US US10/169,943 patent/US7512191B2/en not_active Expired - Fee Related
- 2000-10-16 WO PCT/FI2000/000897 patent/WO2001054368A1/en active Application Filing
- 2000-10-16 CN CNB008185034A patent/CN1193560C/en not_active Expired - Fee Related
- 2000-10-16 MX MXPA02006996A patent/MXPA02006996A/en unknown
- 2000-10-16 EP EP00969598A patent/EP1249113A1/en not_active Withdrawn
- 2000-10-16 AU AU2000279270A patent/AU2000279270A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2153641A1 (en) * | 1995-07-11 | 1997-01-12 | Mark R. Gibbard | Digital communications system and method |
WO1998048545A2 (en) * | 1997-04-24 | 1998-10-29 | Tellabs Oy | Method and apparatus for processing a signal in a telecommunication apparatus |
Non-Patent Citations (4)
Title |
---|
FISCHER R.F.H. ET AL.: "Dynamics limited precoding, shaping and blind equalisation for fast digital transmission over twisted pair lines", IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS, vol. 13, no. 9, December 1995 (1995-12-01), pages 1622 - 1633, XP000543159 * |
GERSTACKER W.H. ET AL.: "A transmission scheme for twisted pair lines with coding, precoding and blind equelisation", IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE, GLOBECOM '97, vol. 1, 1997, pages 52 - 56, XP010254558 * |
GIBBARD M.R. ET AL.: "Asymetric signal processing on vehibular technology", IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY, vol. 48, no. 6, November 1999 (1999-11-01), pages 2053 - 2064, XP000928396 * |
LEE EDWARD A. ET AL.: "Digital communication", 1994, KLUWER ACADEMIC PUBLISHERS, XP002953020 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003071754A1 (en) * | 2002-02-19 | 2003-08-28 | Tellabs Oy | Method and apparatus for implementing adaptive tomlinson-harashima precoding in a digital data link |
US7409003B2 (en) | 2002-02-19 | 2008-08-05 | Tellabs Oy | Method and apparatus for implementing adaptive tomlinson-harashima precoding in a digital data link |
US7424061B2 (en) | 2002-03-12 | 2008-09-09 | Nokia Corporation | Data transfer method and system |
WO2005053257A2 (en) * | 2003-11-19 | 2005-06-09 | Intel Corporation | Spectrum management apparatus, method, and system |
WO2005053257A3 (en) * | 2003-11-19 | 2005-09-15 | Intel Corp | Spectrum management apparatus, method, and system |
US7289568B2 (en) | 2003-11-19 | 2007-10-30 | Intel Corporation | Spectrum management apparatus, method, and system |
US9398152B2 (en) | 2004-02-25 | 2016-07-19 | Avaya Inc. | Using business rules for determining presence |
Also Published As
Publication number | Publication date |
---|---|
FI20000100A0 (en) | 2000-01-18 |
EP1249113A1 (en) | 2002-10-16 |
CN1425239A (en) | 2003-06-18 |
AU2000279270A1 (en) | 2001-07-31 |
CN1193560C (en) | 2005-03-16 |
US7512191B2 (en) | 2009-03-31 |
FI107307B (en) | 2001-06-29 |
MXPA02006996A (en) | 2002-12-13 |
US20030035495A1 (en) | 2003-02-20 |
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