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SE408359B - Automatiskt utjemningsforfarande - Google Patents

Automatiskt utjemningsforfarande

Info

Publication number
SE408359B
SE408359B SE7514456A SE7514456A SE408359B SE 408359 B SE408359 B SE 408359B SE 7514456 A SE7514456 A SE 7514456A SE 7514456 A SE7514456 A SE 7514456A SE 408359 B SE408359 B SE 408359B
Authority
SE
Sweden
Prior art keywords
smooting
procedure
automatic
smooting procedure
automatic smooting
Prior art date
Application number
SE7514456A
Other languages
English (en)
Other versions
SE7514456L (sv
Inventor
N Fujimura
Original Assignee
Fujitsu Ltd
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 by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of SE7514456L publication Critical patent/SE7514456L/sv
Publication of SE408359B publication Critical patent/SE408359B/sv

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
    • H04L25/03038—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
    • H04L27/00—Modulated-carrier systems
    • H04L27/01—Equalisers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Complex Calculations (AREA)
SE7514456A 1974-12-27 1975-12-19 Automatiskt utjemningsforfarande SE408359B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50001303A JPS5182548A (en) 1974-12-27 1974-12-27 Jidotokaki

Publications (2)

Publication Number Publication Date
SE7514456L SE7514456L (sv) 1976-06-28
SE408359B true SE408359B (sv) 1979-06-05

Family

ID=11497700

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7514456A SE408359B (sv) 1974-12-27 1975-12-19 Automatiskt utjemningsforfarande

Country Status (7)

Country Link
US (1) US4097807A (sv)
JP (1) JPS5182548A (sv)
CA (1) CA1041182A (sv)
DE (2) DE2558415C2 (sv)
FR (1) FR2296315A1 (sv)
GB (1) GB1532440A (sv)
SE (1) SE408359B (sv)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5839422B2 (ja) * 1978-07-27 1983-08-30 ケイディディ株式会社 標本化関数形等化器
USRE31351E (en) * 1978-08-04 1983-08-16 Bell Telephone Laboratories, Incorporated Feedback nonlinear equalization of modulated data signals
US4181888A (en) * 1978-08-04 1980-01-01 Bell Telephone Laboratories, Incorporated Feedback nonlinear equalization of modulated data signals
JPS5596716A (en) * 1979-01-16 1980-07-23 Fujitsu Ltd Adaptive type automatic equalizing unit
NL7902093A (nl) * 1979-03-16 1980-09-18 Koninkl Philips Electronics Nv Zelfinstellend filter met een vertragingsschakeling.
NL186990C (nl) * 1979-03-16 1991-04-16 Philips Nv Zelfinstellend filter met een vertragingsschakeling.
US4263670A (en) * 1979-05-11 1981-04-21 Universal Data Systems, Inc. Microprocessor data modem
AU532416B2 (en) * 1979-09-19 1983-09-29 Plessey Overseas Ltd. Transversal equalisers
US4272648A (en) * 1979-11-28 1981-06-09 International Telephone And Telegraph Corporation Gain control apparatus for digital telephone line circuits
DE3000856A1 (de) * 1980-01-11 1981-07-16 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Adaptive entzerrereinrichtung
US4417317A (en) * 1980-02-04 1983-11-22 Westinghouse Electric Corp. Adaptive analog processor
IT1154430B (it) * 1982-01-15 1987-01-21 Cselt Centro Studi Lab Telecom Equalizzatore per tramissione di segnali numerici
FR2574234B1 (fr) * 1984-12-04 1987-01-02 Lignes Telegraph Telephon Egaliseur numerique de la reponse en frequence d'un canal de transmission de signaux electriques a plusieurs etats d'amplitude et de phase
FR2641922B1 (fr) * 1988-12-30 1991-03-22 Alcatel Transmission Dispositif d'egalisation auto-adaptative pour installation de demodulation differentiellement coherente
CA2028820C (en) * 1989-06-13 1995-06-13 Takashi Kaku Line signal deterioration removing system
JP2545614B2 (ja) * 1989-09-20 1996-10-23 富士通株式会社 自動等化器のタップ係数保護方式
JPH05299976A (ja) * 1992-04-23 1993-11-12 Fujitsu Ltd 自動等化器
US5495501A (en) * 1992-09-02 1996-02-27 Fujitsu Limited Communication system including a digital roll-off filter
JP3205110B2 (ja) * 1993-02-18 2001-09-04 富士通株式会社 周波数オフセット対応式変復調装置
JP3462937B2 (ja) * 1994-09-27 2003-11-05 富士通株式会社 自動振幅等化器
JP3366803B2 (ja) * 1996-05-28 2003-01-14 パイオニア株式会社 適応等化器
US8514012B2 (en) * 2011-05-17 2013-08-20 Nxp B.V. Pulse shaper circuit with reduced electromagnetic emission

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736414A (en) * 1971-06-30 1973-05-29 Ibm Transversal filter equalizer for partial response channels
US4028626A (en) * 1973-01-18 1977-06-07 Hycom Incorporated Digital data receiver with automatic timing recovery and control
FR2216715B1 (sv) * 1973-01-31 1976-06-11 Ibm France
JPS605086B2 (ja) * 1973-03-20 1985-02-08 日本電気株式会社 相関符号化デ−タ伝送における適応型自動等化器
US3875515A (en) * 1973-06-19 1975-04-01 Rixon Automatic equalizer with decision directed feedback

Also Published As

Publication number Publication date
DE2558415A1 (de) 1976-07-08
GB1532440A (en) 1978-11-15
FR2296315B1 (sv) 1980-05-30
FR2296315A1 (fr) 1976-07-23
DE2558415C2 (de) 1986-06-12
JPS5182548A (en) 1976-07-20
JPS5533203B2 (sv) 1980-08-29
DE2560399A1 (sv) 1982-07-15
US4097807A (en) 1978-06-27
SE7514456L (sv) 1976-06-28
CA1041182A (en) 1978-10-24

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