DE3362943D1 - Self-adaptive equalizer for base band data signal - Google Patents
Self-adaptive equalizer for base band data signalInfo
- Publication number
- DE3362943D1 DE3362943D1 DE8383201432T DE3362943T DE3362943D1 DE 3362943 D1 DE3362943 D1 DE 3362943D1 DE 8383201432 T DE8383201432 T DE 8383201432T DE 3362943 T DE3362943 T DE 3362943T DE 3362943 D1 DE3362943 D1 DE 3362943D1
- Authority
- DE
- Germany
- Prior art keywords
- self
- data signal
- base band
- band data
- adaptive equalizer
- 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
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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8216997A FR2534426A1 (fr) | 1982-10-11 | 1982-10-11 | Egaliseur auto-adaptatif pour signal de donnees en bande de base |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3362943D1 true DE3362943D1 (en) | 1986-05-15 |
Family
ID=9278146
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8383201432T Expired DE3362943D1 (en) | 1982-10-11 | 1983-10-07 | Self-adaptive equalizer for base band data signal |
Country Status (7)
Country | Link |
---|---|
US (1) | US4577329A (de) |
EP (1) | EP0106406B1 (de) |
JP (1) | JPH0697729B2 (de) |
AU (1) | AU560892B2 (de) |
CA (1) | CA1211516A (de) |
DE (1) | DE3362943D1 (de) |
FR (1) | FR2534426A1 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2571566B1 (fr) * | 1984-10-09 | 1987-01-23 | Labo Electronique Physique | Dispositif de reception de donnees numeriques comportant un dispositif de recuperation adaptative de rythme |
SE447777B (sv) * | 1985-04-22 | 1986-12-08 | Ellemtel Utvecklings Ab | Forfarande for instellning av ett digitalt utjemnarfilter vid samtidig adaptiv ekoeliminering och adaptiv eliminering av storningar som uppstar genom intersymbolinterferens, samt anordning for genomforande av forfarande |
EP0216183B1 (de) * | 1985-08-28 | 1992-06-03 | Nec Corporation | Entscheidungsrückgekoppelter Entzerrer mit Musterdetektor |
JPS63205819A (ja) * | 1987-02-20 | 1988-08-25 | Pioneer Electronic Corp | 光学式情報記録装置 |
NL8701332A (nl) * | 1987-06-09 | 1989-01-02 | Philips Nv | Systeem voor transmissie van datasignalen met gebruikmaking van beslissingsteruggekoppelde egalisatie. |
US4759035A (en) * | 1987-10-01 | 1988-07-19 | Adtran | Digitally controlled, all rate equalizer |
CA1305768C (en) * | 1987-11-16 | 1992-07-28 | Masanobu Arai | Digital signal receiving circuit with means for controlling a baud rate sampling phase by a power of sampled signals |
JPH0624399B2 (ja) * | 1988-03-22 | 1994-03-30 | 富士通株式会社 | 受信信号処理方式 |
FI85548C (fi) * | 1990-06-14 | 1992-04-27 | Nokia Oy Ab | Mottagningsfoerfarande och mottagare foer diskreta signaler. |
US5513214A (en) * | 1992-03-05 | 1996-04-30 | Loral Federal Systems Company | System and method of estimating equalizer performance in the presence of channel mismatch |
US5432816A (en) * | 1992-04-10 | 1995-07-11 | International Business Machines Corporation | System and method of robust sequence estimation in the presence of channel mismatch conditions |
JPH0879135A (ja) * | 1994-09-06 | 1996-03-22 | Matsushita Electric Ind Co Ltd | デジタル信号誤り低減装置 |
US5881108A (en) * | 1996-02-22 | 1999-03-09 | Globespan Technologies, Inc. | Adaptive pre-equalizer for use in data communications equipment |
WO1998037671A1 (en) * | 1997-02-25 | 1998-08-27 | Globespan Semiconductor Inc. | An adaptive pre-equalizer for use in data communications equipment |
US6243425B1 (en) | 1997-07-22 | 2001-06-05 | Globespan Technologies, Inc. | Adaptive precoding system and method for equalizing communication signal |
US7324589B2 (en) * | 2003-02-05 | 2008-01-29 | Fujitsu Limited | Method and system for providing error compensation to a signal using feedback control |
US7339990B2 (en) * | 2003-02-07 | 2008-03-04 | Fujitsu Limited | Processing a received signal at a detection circuit |
KR20070114557A (ko) * | 2006-05-29 | 2007-12-04 | 삼성전자주식회사 | 퓨즈를 갖는 반도체 기억 소자 및 그 형성 방법 |
US7764757B2 (en) * | 2006-05-30 | 2010-07-27 | Fujitsu Limited | System and method for the adjustment of offset compensation applied to a signal |
US7817757B2 (en) | 2006-05-30 | 2010-10-19 | Fujitsu Limited | System and method for independently adjusting multiple offset compensations applied to a signal |
US7804894B2 (en) | 2006-05-30 | 2010-09-28 | Fujitsu Limited | System and method for the adjustment of compensation applied to a signal using filter patterns |
US7817712B2 (en) * | 2006-05-30 | 2010-10-19 | Fujitsu Limited | System and method for independently adjusting multiple compensations applied to a signal |
US7801208B2 (en) * | 2006-05-30 | 2010-09-21 | Fujitsu Limited | System and method for adjusting compensation applied to a signal using filter patterns |
US7848470B2 (en) * | 2006-05-30 | 2010-12-07 | Fujitsu Limited | System and method for asymmetrically adjusting compensation applied to a signal |
US7839958B2 (en) | 2006-05-30 | 2010-11-23 | Fujitsu Limited | System and method for the adjustment of compensation applied to a signal |
US7839955B2 (en) * | 2006-05-30 | 2010-11-23 | Fujitsu Limited | System and method for the non-linear adjustment of compensation applied to a signal |
US7804921B2 (en) | 2006-05-30 | 2010-09-28 | Fujitsu Limited | System and method for decoupling multiple control loops |
US7760798B2 (en) * | 2006-05-30 | 2010-07-20 | Fujitsu Limited | System and method for adjusting compensation applied to a signal |
US7787534B2 (en) * | 2006-05-30 | 2010-08-31 | Fujitsu Limited | System and method for adjusting offset compensation applied to a signal |
US8064510B1 (en) * | 2007-03-15 | 2011-11-22 | Netlogic Microsystems, Inc. | Analog encoder based slicer |
US8054873B2 (en) * | 2007-03-15 | 2011-11-08 | Netlogic Microsystems, Inc. | Joint phased training of equalizer and echo canceller |
US8040943B1 (en) * | 2007-03-15 | 2011-10-18 | Netlogic Microsystems, Inc. | Least mean square (LMS) engine for multilevel signal |
SE531465C2 (sv) | 2007-04-19 | 2009-04-14 | Syntune Ab | Anordning för strömstyrning av PN-övergång |
US8619897B2 (en) * | 2008-12-09 | 2013-12-31 | Netlogic Microsystems, Inc. | Method and apparatus of frequency domain echo canceller |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3792356A (en) * | 1971-12-27 | 1974-02-12 | Ibm | Receiver structure for equalization of partial-response coded data |
FR2410917A1 (fr) * | 1977-11-30 | 1979-06-29 | Cit Alcatel | Egaliseur autoadaptatif |
JPS5846092B2 (ja) * | 1978-06-06 | 1983-10-14 | 日本電信電話株式会社 | バイポ−ラ自動等化方式 |
US4384355A (en) * | 1979-10-15 | 1983-05-17 | Bell Telephone Laboratories, Incorporated | Control of coefficient drift for fractionally spaced equalizers |
DE3000856A1 (de) * | 1980-01-11 | 1981-07-16 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Adaptive entzerrereinrichtung |
JPS56166620A (en) * | 1980-05-28 | 1981-12-21 | Toshiba Corp | Automatic equalizer |
GB2086193B (en) * | 1980-10-07 | 1984-05-16 | Standard Telephones Cables Ltd | Digital transmission system |
-
1982
- 1982-10-11 FR FR8216997A patent/FR2534426A1/fr active Granted
-
1983
- 1983-10-06 CA CA000438538A patent/CA1211516A/en not_active Expired
- 1983-10-06 US US06/539,582 patent/US4577329A/en not_active Expired - Fee Related
- 1983-10-07 EP EP83201432A patent/EP0106406B1/de not_active Expired
- 1983-10-07 DE DE8383201432T patent/DE3362943D1/de not_active Expired
- 1983-10-10 AU AU20013/83A patent/AU560892B2/en not_active Ceased
- 1983-10-11 JP JP58189804A patent/JPH0697729B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2534426B1 (de) | 1984-11-23 |
FR2534426A1 (fr) | 1984-04-13 |
JPH0697729B2 (ja) | 1994-11-30 |
EP0106406B1 (de) | 1986-04-09 |
CA1211516A (en) | 1986-09-16 |
US4577329A (en) | 1986-03-18 |
EP0106406A1 (de) | 1984-04-25 |
JPS59107624A (ja) | 1984-06-21 |
AU2001383A (en) | 1984-04-19 |
AU560892B2 (en) | 1987-04-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |