JPS56501348A - - Google Patents

Info

Publication number
JPS56501348A
JPS56501348A JP50263680A JP50263680A JPS56501348A JP S56501348 A JPS56501348 A JP S56501348A JP 50263680 A JP50263680 A JP 50263680A JP 50263680 A JP50263680 A JP 50263680A JP S56501348 A JPS56501348 A JP S56501348A
Authority
JP
Japan
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.)
Granted
Application number
JP50263680A
Other languages
Japanese (ja)
Other versions
JPH0257373B2 (US20020095090A1-20020718-M00002.png
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS56501348A publication Critical patent/JPS56501348A/ja
Publication of JPH0257373B2 publication Critical patent/JPH0257373B2/ja
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/01Equalisers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP55502636A 1979-10-15 1980-09-22 Expired JPH0257373B2 (US20020095090A1-20020718-M00002.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/084,803 US4247940A (en) 1979-10-15 1979-10-15 Equalizer for complex data signals

Publications (2)

Publication Number Publication Date
JPS56501348A true JPS56501348A (US20020095090A1-20020718-M00002.png) 1981-09-17
JPH0257373B2 JPH0257373B2 (US20020095090A1-20020718-M00002.png) 1990-12-04

Family

ID=22187301

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55502636A Expired JPH0257373B2 (US20020095090A1-20020718-M00002.png) 1979-10-15 1980-09-22

Country Status (5)

Country Link
US (1) US4247940A (US20020095090A1-20020718-M00002.png)
EP (1) EP0037827B1 (US20020095090A1-20020718-M00002.png)
JP (1) JPH0257373B2 (US20020095090A1-20020718-M00002.png)
DE (1) DE3070116D1 (US20020095090A1-20020718-M00002.png)
WO (1) WO1981001088A1 (US20020095090A1-20020718-M00002.png)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4384355A (en) * 1979-10-15 1983-05-17 Bell Telephone Laboratories, Incorporated Control of coefficient drift for fractionally spaced equalizers
US4349916A (en) * 1980-08-06 1982-09-14 The United States Of America As Represented By The Secretary Of The Air Force Adaptive interference tracker for suppression of narrow band interference
DE3173567D1 (de) * 1980-09-24 1986-03-06 Toshiba Kk Transversal equalizer
US4376308A (en) * 1981-04-01 1983-03-08 Bell Telephone Laboratories, Incorporated Control of coefficient drift for fractionally spaced equalizers
US4464545A (en) * 1981-07-13 1984-08-07 Bell Telephone Laboratories, Incorporated Echo canceller
DE3174147D1 (en) * 1981-11-30 1986-04-24 Ibm Method for receiving a data signal with double side-band quadrature carrier modulation
JPS59194540A (ja) * 1983-04-19 1984-11-05 Nec Corp 自動適応型等化器
US4649505A (en) * 1984-07-02 1987-03-10 General Electric Company Two-input crosstalk-resistant adaptive noise canceller
US4794556A (en) * 1984-09-19 1988-12-27 Massachusetts Institute Of Technology Method and apparatus for sampling in-phase and quadrature components
US4742510A (en) * 1986-04-04 1988-05-03 Massachusetts Institute Of Technology Near and far echo canceller for data communications
US4759037A (en) * 1986-04-28 1988-07-19 American Telephone And Telegraph Company Passband equalization of modulated quadrature-related carrier signals
SE468920B (sv) * 1987-10-23 1993-04-05 Ericsson Telefon Ab L M Adaptiv utjaemnare ingaaende i mottagaren foer ett datatransmissionsmedium
FR2641922B1 (fr) * 1988-12-30 1991-03-22 Alcatel Transmission Dispositif d'egalisation auto-adaptative pour installation de demodulation differentiellement coherente
JPH03166839A (ja) * 1989-11-27 1991-07-18 Matsushita Electric Ind Co Ltd ディジタル情報検出装置
JPH03173228A (ja) * 1989-12-01 1991-07-26 Canon Inc モデム装置
JP2586169B2 (ja) * 1990-03-06 1997-02-26 日本電気株式会社 復調システム
US5095495A (en) * 1990-09-04 1992-03-10 At&T Bell Laboratories Use of cyclostationary signal to constrain the frequency response of a fractionally spaced equalizer
US5164963A (en) 1990-11-07 1992-11-17 At&T Bell Laboratories Coding for digital transmission
JPH0638509U (ja) * 1991-06-10 1994-05-24 茂 新井 ペット用セイフティライト
JP2840155B2 (ja) * 1992-03-19 1998-12-24 富士通株式会社 等化方法
JPH0657154U (ja) * 1993-01-27 1994-08-09 佐和子 中島 発光首輪
DE4440964C1 (de) * 1994-11-17 1996-07-11 Inst Rundfunktechnik Gmbh Anordnung zum Entzerren von zwei Datenströmen
US5646957A (en) * 1995-07-28 1997-07-08 Lucent Technologies Inc. Burst update for an adaptive equalizer
US5910970A (en) * 1996-05-09 1999-06-08 Texas Instruments Incorporated MDSL host interface requirement specification
US5999563A (en) * 1996-05-09 1999-12-07 Texas Instruments Incorporated Rate negotiation for variable-rate digital subscriber line signaling
US6021158A (en) * 1996-05-09 2000-02-01 Texas Instruments Incorporated Hybrid wireless wire-line network integration and management
US5987061A (en) * 1996-05-09 1999-11-16 Texas Instruments Incorporated Modem initialization process for line code and rate selection in DSL data communication
US6002722A (en) * 1996-05-09 1999-12-14 Texas Instruments Incorporated Multimode digital modem
US6137839A (en) * 1996-05-09 2000-10-24 Texas Instruments Incorporated Variable scaling of 16-bit fixed point fast fourier forward and inverse transforms to improve precision for implementation of discrete multitone for asymmetric digital subscriber loops
US5970088A (en) * 1996-05-09 1999-10-19 Texas Instruments Incorporated Reverse channel next cancellation for MDSL modem pool
US6055268A (en) * 1996-05-09 2000-04-25 Texas Instruments Incorporated Multimode digital modem
US6044107A (en) * 1996-05-09 2000-03-28 Texas Instruments Incorporated Method for interoperability of a T1E1.4 compliant ADSL modem and a simpler modem
US6038251A (en) * 1996-05-09 2000-03-14 Texas Instruments Incorporated Direct equalization method
JPH1028080A (ja) * 1996-07-12 1998-01-27 Nec Corp 低消費電力型通信用適応等化フィルタ
US5809069A (en) * 1996-07-19 1998-09-15 Texas Instruments Incorporated Frequency-domain carrierless AM-PM demodulator
US6031874A (en) * 1997-09-26 2000-02-29 Ericsson Inc. Unequal error protection in coded modulation schemes
GB9901491D0 (en) * 1999-01-22 1999-03-17 Univ Bristol Receiver
US20060040162A1 (en) * 2004-08-17 2006-02-23 Jurica Joseph J Fuel cell and method for its manufacture

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617948A (en) * 1969-09-17 1971-11-02 Bell Telephone Labor Inc Transversal equalizer modified for signal filtering
US3755738A (en) * 1972-05-01 1973-08-28 Bell Telephone Labor Inc Passband equalizer for phase-modulated data signals
US3878468A (en) * 1974-01-30 1975-04-15 Bell Telephone Labor Inc Joint equalization and carrier recovery adaptation in data transmission systems
US3898564A (en) * 1974-03-11 1975-08-05 Bell Telephone Labor Inc Margin monitoring circuit for repeatered digital transmission line
FR2295649A1 (fr) * 1974-12-20 1976-07-16 Trt Telecom Radio Electr Egaliseur de ligne autoadaptatif pour systeme de transmission de donnees
US3947768A (en) * 1975-01-08 1976-03-30 International Business Machines Corporation Carrier-modulation data transmission equalizers
US3974449A (en) * 1975-03-21 1976-08-10 Bell Telephone Laboratories, Incorporated Joint decision feedback equalization and carrier recovery adaptation in data transmission systems
US4032762A (en) * 1975-10-07 1977-06-28 Rockwell International Corporation Adjustable digital filter for high speed digital transmission
FR2367386A1 (fr) * 1976-10-06 1978-05-05 Trt Telecom Radio Electr Dispositif de resynchronisation automatique d'un recepteur pour transmission de donnees
FR2370396A1 (fr) * 1976-11-09 1978-06-02 Cit Alcatel Ensemble d'egalisation autoadaptatif
DE2703622C2 (de) * 1977-01-28 1978-12-14 Siemens Ag, 1000 Berlin Und 8000 Muenchen Adaptiver Entzerrer
US4151491A (en) * 1977-09-28 1979-04-24 Harris Corporation Technique for supplying reference for an adaptive equalizer when multiple phase signals are transmitted
FR2428946A1 (fr) * 1978-06-13 1980-01-11 Ibm France Procede et dispositif pour initialiser un egaliseur adaptatif a partir d'un signal de donnees inconnu dans un systeme de transmission utilisant la modulation d'amplitude en quadrature

Also Published As

Publication number Publication date
EP0037827A4 (en) 1982-03-22
WO1981001088A1 (en) 1981-04-16
JPH0257373B2 (US20020095090A1-20020718-M00002.png) 1990-12-04
US4247940A (en) 1981-01-27
EP0037827B1 (en) 1985-02-06
EP0037827A1 (en) 1981-10-21
DE3070116D1 (en) 1985-03-21

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