FI980653A - Självoptimerande kanalkorrigerings- och detekteringsförfarande och en självoptimerande kanalkorrektor/detektor - Google Patents
Självoptimerande kanalkorrigerings- och detekteringsförfarande och en självoptimerande kanalkorrektor/detektor Download PDFInfo
- Publication number
- FI980653A FI980653A FI980653A FI980653A FI980653A FI 980653 A FI980653 A FI 980653A FI 980653 A FI980653 A FI 980653A FI 980653 A FI980653 A FI 980653A FI 980653 A FI980653 A FI 980653A
- Authority
- FI
- Finland
- Prior art keywords
- self
- optimizing channel
- detector
- detection method
- corrector
- 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
- H04L25/03292—Arrangements for operating in conjunction with other apparatus with channel estimation circuitry
-
- 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
- H04L25/03337—Arrangements involving per-survivor processing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI980653A FI104772B (sv) | 1998-03-23 | 1998-03-23 | Självoptimerande kanalkorrigerings- och detekteringsförfarande och en självoptimerande kanalkorrektor/detektor |
AU28394/99A AU2839499A (en) | 1998-03-23 | 1999-03-22 | Self-optimizing channel equalization and detection |
EP99908995A EP1072133B1 (en) | 1998-03-23 | 1999-03-22 | Self-optimizing channel equalization and detection |
DE69937553T DE69937553T2 (de) | 1998-03-23 | 1999-03-22 | Selbstoptimierende kanalentzerrung und erfassung |
PCT/FI1999/000219 WO1999049633A2 (en) | 1998-03-23 | 1999-03-22 | Self-optimizing channel equalization and detection |
US09/657,219 US6438185B1 (en) | 1998-03-22 | 2000-09-07 | Self-optimizing channel equalization and detection |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI980653 | 1998-03-23 | ||
FI980653A FI104772B (sv) | 1998-03-23 | 1998-03-23 | Självoptimerande kanalkorrigerings- och detekteringsförfarande och en självoptimerande kanalkorrektor/detektor |
Publications (3)
Publication Number | Publication Date |
---|---|
FI980653A0 FI980653A0 (fi) | 1998-03-23 |
FI980653A true FI980653A (sv) | 1999-09-24 |
FI104772B FI104772B (sv) | 2000-03-31 |
Family
ID=8551356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI980653A FI104772B (sv) | 1998-03-22 | 1998-03-23 | Självoptimerande kanalkorrigerings- och detekteringsförfarande och en självoptimerande kanalkorrektor/detektor |
Country Status (6)
Country | Link |
---|---|
US (1) | US6438185B1 (sv) |
EP (1) | EP1072133B1 (sv) |
AU (1) | AU2839499A (sv) |
DE (1) | DE69937553T2 (sv) |
FI (1) | FI104772B (sv) |
WO (1) | WO1999049633A2 (sv) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6580768B1 (en) | 1999-11-09 | 2003-06-17 | International Business Machines Corporation | Adaptive maximum likelihood detection |
GB2368236B (en) * | 2000-10-16 | 2004-09-22 | Ubinetics Ltd | Broadcasting path difference limit information |
US20020173286A1 (en) * | 2001-04-06 | 2002-11-21 | Bengt Lindoff | Radiocommunication employing selected synchronization technique |
JP3438138B2 (ja) * | 2001-06-20 | 2003-08-18 | 富士通株式会社 | 伝送路特性の周期的変動に対する等化処理方法及び装置 |
US7643548B2 (en) * | 2004-09-27 | 2010-01-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Iterative forward-backward parameter estimation |
US9237044B1 (en) | 2013-05-17 | 2016-01-12 | Altera Corporation | Methods for joint optimization of link equalization |
US10014026B1 (en) | 2017-06-20 | 2018-07-03 | Seagate Technology Llc | Head delay calibration and tracking in MSMR systems |
US11018842B1 (en) | 2018-07-31 | 2021-05-25 | Seagate Technology Llc | Dynamic timing recovery bandwidth modulation for phase offset mitigation |
US11016681B1 (en) * | 2018-07-31 | 2021-05-25 | Seagate Technology Llc | Multi-threshold parameter adaptation |
US10803902B1 (en) | 2018-08-19 | 2020-10-13 | Seagate Technology Llc | Hardware-based read sample averaging |
US10468060B1 (en) | 2018-09-27 | 2019-11-05 | Seagate Technology Llc | Cancelling adjacent track interference |
US11735220B2 (en) | 2021-12-27 | 2023-08-22 | Seagate Technology Llc | Phase locking multiple clocks of different frequencies |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2039373C (en) * | 1990-03-30 | 1996-09-10 | Kazuhiro Okanoue | Digital data communication system with adaptive channel response estimation |
US5263033A (en) * | 1990-06-22 | 1993-11-16 | At&T Bell Laboratories | Joint data and channel estimation using fast blind trellis search |
US5345452A (en) * | 1991-05-29 | 1994-09-06 | Nec Corporation | Adaptive equalizer for removing nonlinear distortions from digital signals |
US5285480A (en) * | 1991-09-03 | 1994-02-08 | General Electric Company | Adaptive MLSE-VA receiver for digital cellular radio |
CA2083304C (en) * | 1991-12-31 | 1999-01-26 | Stephen R. Huszar | Equalization and decoding for digital communication channel |
US5862192A (en) * | 1991-12-31 | 1999-01-19 | Lucent Technologies Inc. | Methods and apparatus for equalization and decoding of digital communications channels using antenna diversity |
US5615233A (en) | 1992-07-22 | 1997-03-25 | Motorola, Inc. | Method for channel estimation using individual adaptation |
US5818876A (en) * | 1993-02-01 | 1998-10-06 | Motorola, Inc. | Method and apparatus of adaptive maximum likelihood sequence estimation using a variable convergence step size |
KR0134339B1 (ko) * | 1993-06-02 | 1998-04-27 | 김광호 | 디 디(dd) 알고리즘 제어방법 |
FR2722631B1 (fr) * | 1994-07-13 | 1996-09-20 | France Telecom Etablissement P | Procede et systeme de filtrage adaptatif par egalisation aveugle d'un signal telephonique numerique et leurs applications |
US5675590A (en) * | 1994-11-23 | 1997-10-07 | At&T Wireless Services, Inc. | Cyclic trellis coded modulation |
GB2309867A (en) * | 1996-01-30 | 1997-08-06 | Sony Corp | Reliability data in decoding apparatus |
JPH09294095A (ja) * | 1996-04-26 | 1997-11-11 | Oki Electric Ind Co Ltd | 適応等化器 |
US5805480A (en) | 1997-07-03 | 1998-09-08 | National Semiconductor Corporation | Rotationally predictive adaptive filter |
US6134277A (en) * | 1997-09-04 | 2000-10-17 | Ericsson Inc | System and method for self-adaptive maximum likelihood sequence detection |
-
1998
- 1998-03-23 FI FI980653A patent/FI104772B/sv active
-
1999
- 1999-03-22 WO PCT/FI1999/000219 patent/WO1999049633A2/en active IP Right Grant
- 1999-03-22 DE DE69937553T patent/DE69937553T2/de not_active Expired - Lifetime
- 1999-03-22 AU AU28394/99A patent/AU2839499A/en not_active Abandoned
- 1999-03-22 EP EP99908995A patent/EP1072133B1/en not_active Expired - Lifetime
-
2000
- 2000-09-07 US US09/657,219 patent/US6438185B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1999049633A3 (en) | 1999-11-25 |
EP1072133A2 (en) | 2001-01-31 |
EP1072133B1 (en) | 2007-11-14 |
FI980653A0 (fi) | 1998-03-23 |
FI104772B (sv) | 2000-03-31 |
US6438185B1 (en) | 2002-08-20 |
WO1999049633A2 (en) | 1999-09-30 |
AU2839499A (en) | 1999-10-18 |
DE69937553D1 (de) | 2007-12-27 |
DE69937553T2 (de) | 2008-09-04 |
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