WO2001069872A3 - Architecture for high-speed decision feedback sequence estimation - Google Patents
Architecture for high-speed decision feedback sequence estimation Download PDFInfo
- Publication number
- WO2001069872A3 WO2001069872A3 PCT/US2001/007719 US0107719W WO0169872A3 WO 2001069872 A3 WO2001069872 A3 WO 2001069872A3 US 0107719 W US0107719 W US 0107719W WO 0169872 A3 WO0169872 A3 WO 0169872A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- decision feedback
- architecture
- sequence estimation
- input sample
- feedback sequence
- 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
- H04L25/03178—Arrangements involving sequence estimation techniques
- H04L25/03248—Arrangements for operating in conjunction with other apparatus
- H04L25/03254—Operation with other circuitry for removing intersymbol interference
- H04L25/03267—Operation with other circuitry for removing intersymbol interference with decision feedback equalisers
-
- 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
- H04L25/03178—Arrangements involving sequence estimation techniques
- H04L25/03184—Details concerning the metric
- H04L25/03197—Details concerning the metric methods of calculation involving metrics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/497—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by correlative coding, e.g. partial response coding or echo modulation coding transmitters and receivers for partial response systems
-
- 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
- H04L25/03178—Arrangements involving sequence estimation techniques
- H04L25/03203—Trellis search techniques
- H04L25/03235—Trellis search techniques with state-reduction using feedback filtering
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Dc Digital Transmission (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2001243566A AU2001243566A1 (en) | 2000-03-10 | 2001-03-12 | Architecture for very high-speed decision feedback sequence estimation |
EP01916553A EP1264455A2 (en) | 2000-03-10 | 2001-03-12 | Architecture for high-speed decision feedback sequence estimation |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18856000P | 2000-03-10 | 2000-03-10 | |
US60/188,560 | 2000-03-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001069872A2 WO2001069872A2 (en) | 2001-09-20 |
WO2001069872A3 true WO2001069872A3 (en) | 2002-06-27 |
Family
ID=22693660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2001/007719 WO2001069872A2 (en) | 2000-03-10 | 2001-03-12 | Architecture for high-speed decision feedback sequence estimation |
Country Status (4)
Country | Link |
---|---|
US (3) | US7177353B2 (en) |
EP (1) | EP1264455A2 (en) |
AU (1) | AU2001243566A1 (en) |
WO (1) | WO2001069872A2 (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7000175B2 (en) * | 2000-11-03 | 2006-02-14 | Agere Systems Inc. | Method and apparatus for pipelined joint equalization and decoding for gigabit communications |
US7656959B2 (en) * | 2001-04-13 | 2010-02-02 | Agere Systems Inc. | Pipelined decision-feedback unit in a reduced-state viterbi detector with local feedback |
US7127667B2 (en) * | 2002-04-15 | 2006-10-24 | Mediatek Inc. | ACS circuit and viterbi decoder with the circuit |
US7161980B2 (en) * | 2002-08-19 | 2007-01-09 | Lucent Technologies Inc. | Receiver for high rate digital communication system |
US7561619B2 (en) * | 2003-12-19 | 2009-07-14 | Intel Corporation | Feedback filter |
US7301998B2 (en) * | 2003-12-19 | 2007-11-27 | Intel Corporation | Filter with signal taps temporally spaced at fractional symbol intervals |
US20050135468A1 (en) * | 2003-12-19 | 2005-06-23 | Bhushan Asuri | Feed forward filter |
TWI255622B (en) * | 2004-10-21 | 2006-05-21 | Mediatek Inc | Method of computing path metrics in a high-speed Viterbi detector and related apparatus thereof |
JP4571580B2 (en) * | 2005-12-15 | 2010-10-27 | 富士通株式会社 | Decoder |
US8386869B1 (en) * | 2008-06-17 | 2013-02-26 | Link—A—Media Devices Corporation | Amplitude defect detection and correction in magnetic storage |
US8576903B2 (en) | 2011-10-18 | 2013-11-05 | Transwitch Corporation | Techniques for adaptively adjusting decision levels of a PAM-N decision feedback equalizer |
US9447974B2 (en) | 2012-09-13 | 2016-09-20 | United Technologies Corporation | Light weight swirler for gas turbine engine combustor and a method for lightening a swirler for a gas turbine engine |
US9584346B2 (en) | 2015-07-15 | 2017-02-28 | International Business Machines Corporation | Decision-feedback equalizer |
TWI670944B (en) * | 2017-08-28 | 2019-09-01 | 瑞昱半導體股份有限公司 | Communication apparatus and communication method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5056117A (en) * | 1989-08-07 | 1991-10-08 | At&T Bell Laboratories | Decision feedback equalization with trellis coding |
US5822143A (en) * | 1996-06-11 | 1998-10-13 | Western Digital Corporation | Decision feedback equalization implementation of partial-response signaling in a magnetic recording channel |
EP0889612A2 (en) * | 1997-07-02 | 1999-01-07 | Lucent Technologies Inc. | Viterbi decoder and decision feedback equalizer for coded modulation |
US5870433A (en) * | 1995-12-06 | 1999-02-09 | Ke Kommunikations-Eletronik Gmbh & Co. | Method of processing signals in a viterbi decoder according to delayed decision feedback sequence estimation (DDFSE) algorithm |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4489418A (en) * | 1983-04-18 | 1984-12-18 | At&T Bell Laboratories | Differential encoding technique |
JPH03154435A (en) * | 1989-11-13 | 1991-07-02 | Toshiba Corp | Decision feedback type equalizing system |
JP2591230B2 (en) * | 1990-02-28 | 1997-03-19 | 松下電器産業株式会社 | Data decoding device |
JP2830352B2 (en) * | 1990-04-11 | 1998-12-02 | ソニー株式会社 | Digital data detection device |
US5243624A (en) * | 1991-07-26 | 1993-09-07 | General Instrument Corporation | Method and apparatus for updating coefficients in a complex adaptive equalizer |
US5384810A (en) * | 1992-02-05 | 1995-01-24 | At&T Bell Laboratories | Modulo decoder |
US5577068A (en) * | 1992-06-08 | 1996-11-19 | Ericsson Ge Mobile Communications Inc. | Generalized direct update viterbi equalizer |
US6252909B1 (en) * | 1992-09-21 | 2001-06-26 | Aware, Inc. | Multi-carrier transmission system utilizing channels of different bandwidth |
CA2124376A1 (en) * | 1993-07-16 | 1995-01-17 | William Lewis Betts | Method and apparatus for encoding data for transfer over a communication channel |
US5497398A (en) * | 1993-08-12 | 1996-03-05 | Aware, Inc. | Multi-carrier transceiver |
US5513215A (en) * | 1993-09-20 | 1996-04-30 | Glenayre Electronics, Inc. | High speed simulcast data system using adaptive compensation |
US5636246A (en) * | 1994-11-16 | 1997-06-03 | Aware, Inc. | Multicarrier transmission system |
US5745396A (en) * | 1995-04-28 | 1998-04-28 | Lucent Technologies Inc. | Pipelined adaptive IIR filter |
US5757855A (en) * | 1995-11-29 | 1998-05-26 | David Sarnoff Research Center, Inc. | Data detection for partial response channels |
US5715280A (en) * | 1996-06-20 | 1998-02-03 | Aware, Inc. | Method for partially modulating and demodulating data in a multi-carrier transmission system |
JP3277856B2 (en) * | 1997-08-29 | 2002-04-22 | 日本電気株式会社 | Viterbi decoder |
US6240133B1 (en) * | 1998-02-05 | 2001-05-29 | Texas Instruments Incorporated | High stability fast tracking adaptive equalizer for use with time varying communication channels |
US6097769A (en) * | 1998-02-10 | 2000-08-01 | Lucent Technologies Inc. | Viterbi detector using path memory controlled by best state information |
US6307884B1 (en) * | 1998-05-29 | 2001-10-23 | Seagate Technology Llc | Dual decision feedback equalizer with selective attenuation to improve channel performance |
US6636525B1 (en) * | 1998-08-19 | 2003-10-21 | International Business Machines Corporation | Destination dependent coding for discrete multi-tone modulation |
US6567481B1 (en) * | 1999-04-30 | 2003-05-20 | Ericsson Inc. | Receivers including iterative map detection and related methods |
US6856655B1 (en) * | 1999-12-21 | 2005-02-15 | Texas Instruments Incorporated | Timing recovery device and method for telecommunications systems |
-
2001
- 2001-03-12 WO PCT/US2001/007719 patent/WO2001069872A2/en active Application Filing
- 2001-03-12 AU AU2001243566A patent/AU2001243566A1/en not_active Abandoned
- 2001-03-12 EP EP01916553A patent/EP1264455A2/en not_active Withdrawn
- 2001-03-12 US US09/804,082 patent/US7177353B2/en not_active Expired - Lifetime
-
2007
- 2007-02-13 US US11/674,530 patent/US7738549B2/en not_active Expired - Fee Related
-
2010
- 2010-06-15 US US12/816,071 patent/US8934527B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5056117A (en) * | 1989-08-07 | 1991-10-08 | At&T Bell Laboratories | Decision feedback equalization with trellis coding |
US5870433A (en) * | 1995-12-06 | 1999-02-09 | Ke Kommunikations-Eletronik Gmbh & Co. | Method of processing signals in a viterbi decoder according to delayed decision feedback sequence estimation (DDFSE) algorithm |
US5822143A (en) * | 1996-06-11 | 1998-10-13 | Western Digital Corporation | Decision feedback equalization implementation of partial-response signaling in a magnetic recording channel |
EP0889612A2 (en) * | 1997-07-02 | 1999-01-07 | Lucent Technologies Inc. | Viterbi decoder and decision feedback equalizer for coded modulation |
Also Published As
Publication number | Publication date |
---|---|
US20070189376A1 (en) | 2007-08-16 |
US8934527B2 (en) | 2015-01-13 |
EP1264455A2 (en) | 2002-12-11 |
US7738549B2 (en) | 2010-06-15 |
US20100303144A1 (en) | 2010-12-02 |
WO2001069872A2 (en) | 2001-09-20 |
US20020122480A1 (en) | 2002-09-05 |
AU2001243566A1 (en) | 2001-09-24 |
US7177353B2 (en) | 2007-02-13 |
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