DE69428742T2 - Adoptiver Entzerrer - Google Patents
Adoptiver EntzerrerInfo
- Publication number
- DE69428742T2 DE69428742T2 DE69428742T DE69428742T DE69428742T2 DE 69428742 T2 DE69428742 T2 DE 69428742T2 DE 69428742 T DE69428742 T DE 69428742T DE 69428742 T DE69428742 T DE 69428742T DE 69428742 T2 DE69428742 T2 DE 69428742T2
- Authority
- DE
- Germany
- Prior art keywords
- equalizer
- signal
- symbol
- filter
- equalization
- 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 - Fee Related
Links
- 239000011159 matrix material Substances 0.000 claims description 36
- 238000001514 detection method Methods 0.000 claims description 32
- 230000005540 biological transmission Effects 0.000 claims description 25
- 238000012937 correction Methods 0.000 claims description 16
- 230000006978 adaptation Effects 0.000 claims description 8
- 230000001419 dependent effect Effects 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 claims description 4
- 229940050561 matrix product Drugs 0.000 claims description 2
- 238000012546 transfer Methods 0.000 description 6
- 230000003044 adaptive effect Effects 0.000 description 5
- 238000004088 simulation Methods 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000007476 Maximum Likelihood Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- H04L25/03987—Equalisation for sparse channels
-
- 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
-
- 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
- H04L25/03891—Spatial equalizers
- H04L25/03961—Spatial equalizers design criteria
- H04L25/03968—Spatial equalizers design criteria mean-square error [MSE]
-
- 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
- H04L2025/03477—Tapped delay lines not time-recursive
-
- 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
- H04L2025/03611—Iterative algorithms
- H04L2025/03617—Time recursive algorithms
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)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE9300642A BE1007229A3 (nl) | 1993-06-23 | 1993-06-23 | Transmissiesysteem met verbeterde egalisator. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69428742D1 DE69428742D1 (de) | 2001-11-29 |
| DE69428742T2 true DE69428742T2 (de) | 2002-08-08 |
Family
ID=3887125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69428742T Expired - Fee Related DE69428742T2 (de) | 1993-06-23 | 1994-06-14 | Adoptiver Entzerrer |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5487085A (enExample) |
| EP (1) | EP0631414B1 (enExample) |
| JP (1) | JPH07107019A (enExample) |
| KR (1) | KR100313983B1 (enExample) |
| BE (1) | BE1007229A3 (enExample) |
| DE (1) | DE69428742T2 (enExample) |
| TW (1) | TW247982B (enExample) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2724513A1 (fr) * | 1994-09-13 | 1996-03-15 | Philips Electronique Lab | Systeme de transmission numerique synchronisable sur ses sequences d'initialisation |
| GB2305828B (en) * | 1995-09-29 | 2000-06-14 | Sony Corp | Automatic equalizer and digital signal reproducing apparatus carrying the same |
| US6819514B1 (en) | 1996-04-30 | 2004-11-16 | Cirrus Logic, Inc. | Adaptive equalization and interpolated timing recovery in a sampled amplitude read channel for magnetic recording |
| US5999355A (en) * | 1996-04-30 | 1999-12-07 | Cirrus Logic, Inc. | Gain and phase constrained adaptive equalizing filter in a sampled amplitude read channel for magnetic recording |
| FR2754125B1 (fr) * | 1996-09-30 | 2004-07-09 | Sc Reprosol | Dispositif et procede d'egalisation vectorielle d'un signal ofdm |
| US5892632A (en) * | 1996-11-18 | 1999-04-06 | Cirrus Logic, Inc. | Sampled amplitude read channel employing a residue number system FIR filter in an adaptive equalizer and in interpolated timing recovery |
| US5870430A (en) * | 1996-12-26 | 1999-02-09 | Thomson-Csf | Process for multi-sensor equalisation in a radio receiver in the presence of interference and multiple propagation paths |
| US5966415A (en) * | 1997-06-13 | 1999-10-12 | Cirrus Logic, Inc. | Adaptive equalization in a sub-sampled read channel for a disk storage system |
| US5995543A (en) * | 1997-06-30 | 1999-11-30 | Stmicroelectronics N.V. | Constrained fixed delay tree search receiver for a MTR=2 encoded communication channel |
| SG74081A1 (en) | 1998-10-13 | 2000-07-18 | Univ Singapore | A method of designing an equaliser |
| US6304400B1 (en) * | 1999-03-08 | 2001-10-16 | Storage Technology Corporation | Signal dropout compensation |
| US6381085B1 (en) * | 1999-07-12 | 2002-04-30 | Cirrus Logic, Inc. | Zero forcing adaptive equalization in a disk drive read channel |
| JP2002230902A (ja) | 2001-01-29 | 2002-08-16 | Sony Corp | 適応型等化回路及びそれを用いた再生装置 |
| KR20020085900A (ko) * | 2001-05-07 | 2002-11-18 | 주식회사 씨노드 | 결정 귀환 재귀 신경망 등화기의 가중치 제어방법 |
| IES20020594A2 (en) * | 2001-07-18 | 2003-03-05 | Massana Res Ltd | A data receiver |
| KR100925670B1 (ko) * | 2001-10-31 | 2009-11-10 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 제로포싱 기반 적응형 비동기 수신기 |
| US7145945B2 (en) * | 2002-04-23 | 2006-12-05 | Koninklijke Philips Electronics N.V. | Interference-free LMS-based adaptive asynchronous receiver |
| US6999539B2 (en) * | 2003-05-06 | 2006-02-14 | Nokia Corporation | Linear derivative equalizer, and associated method, for a radio communication system |
| US7321632B2 (en) * | 2003-09-30 | 2008-01-22 | Intel Corporation | Method and apparatus for multi-algorithm detection |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4186384A (en) * | 1975-06-24 | 1980-01-29 | Honeywell Inc. | Signal bias remover apparatus |
| JPS5917737A (ja) * | 1982-07-22 | 1984-01-30 | Nippon Telegr & Teleph Corp <Ntt> | 自動波形等化装置 |
| JPS60103714A (ja) * | 1983-11-10 | 1985-06-08 | Oki Electric Ind Co Ltd | 自動等化器 |
| GB2238932B (en) * | 1989-11-17 | 1994-04-13 | Nec Corp | Decision feedback equalizer including forward part whose signal reference point is shiftable depending on channel response |
-
1993
- 1993-06-23 BE BE9300642A patent/BE1007229A3/nl not_active IP Right Cessation
-
1994
- 1994-06-14 DE DE69428742T patent/DE69428742T2/de not_active Expired - Fee Related
- 1994-06-14 EP EP94201705A patent/EP0631414B1/en not_active Expired - Lifetime
- 1994-06-20 US US08/262,726 patent/US5487085A/en not_active Expired - Fee Related
- 1994-06-22 KR KR1019940014174A patent/KR100313983B1/ko not_active Expired - Fee Related
- 1994-06-23 JP JP6164723A patent/JPH07107019A/ja active Pending
- 1994-10-12 TW TW083109419A patent/TW247982B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| TW247982B (enExample) | 1995-05-21 |
| JPH07107019A (ja) | 1995-04-21 |
| BE1007229A3 (nl) | 1995-04-25 |
| DE69428742D1 (de) | 2001-11-29 |
| EP0631414A1 (en) | 1994-12-28 |
| KR950002302A (ko) | 1995-01-04 |
| US5487085A (en) | 1996-01-23 |
| KR100313983B1 (ko) | 2001-12-28 |
| EP0631414B1 (en) | 2001-10-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8339 | Ceased/non-payment of the annual fee |