FI970647A - Menetelmä pulssintiheysmoduloinnista aiheutuvan kantataajuustransmissiossa käytetyn monitasoisen pulssin muotovirheen korjaamiseksi - Google Patents

Menetelmä pulssintiheysmoduloinnista aiheutuvan kantataajuustransmissiossa käytetyn monitasoisen pulssin muotovirheen korjaamiseksi Download PDF

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Publication number
FI970647A
FI970647A FI970647A FI970647A FI970647A FI 970647 A FI970647 A FI 970647A FI 970647 A FI970647 A FI 970647A FI 970647 A FI970647 A FI 970647A FI 970647 A FI970647 A FI 970647A
Authority
FI
Finland
Prior art keywords
correcting
error due
shape error
density modulation
baseband transmission
Prior art date
Application number
FI970647A
Other languages
English (en)
Swedish (sv)
Other versions
FI970647A0 (fi
FI102444B (fi
FI102444B1 (fi
Inventor
Heikki Laamanen
Arto Kinnunen
Original Assignee
Tellabs Oy
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 Tellabs Oy filed Critical Tellabs Oy
Priority to FI970647A priority Critical patent/FI102444B1/fi
Publication of FI970647A0 publication Critical patent/FI970647A0/fi
Priority to ES98903057T priority patent/ES2184230T3/es
Priority to PCT/FI1998/000137 priority patent/WO1998036493A2/en
Priority to EP98903057A priority patent/EP1008235B1/en
Priority to DE69808654T priority patent/DE69808654T2/de
Priority to AU59915/98A priority patent/AU5991598A/en
Publication of FI970647A publication Critical patent/FI970647A/fi
Application granted granted Critical
Publication of FI102444B publication Critical patent/FI102444B/fi
Publication of FI102444B1 publication Critical patent/FI102444B1/fi

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
FI970647A 1997-02-14 1997-02-14 Menetelmä pulssintiheysmoduloinnista aiheutuvan kantataajuustransmissiossa käytetyn monitasoisen pulssin muotovirheen korjaamiseksi FI102444B1 (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI970647A FI102444B1 (fi) 1997-02-14 1997-02-14 Menetelmä pulssintiheysmoduloinnista aiheutuvan kantataajuustransmissiossa käytetyn monitasoisen pulssin muotovirheen korjaamiseksi
ES98903057T ES2184230T3 (es) 1997-02-14 1998-02-13 Metodo de correccion del error de forma de simbolos de impulsos de nivel multiple en transmision de banda base causada por la utilizacion de modulacion de velocidad de impulsos.
PCT/FI1998/000137 WO1998036493A2 (en) 1997-02-14 1998-02-13 Method of correcting the symbol shape error of multilevel pulses in baseband transmission caused by the use of pulse-rate modulation
EP98903057A EP1008235B1 (en) 1997-02-14 1998-02-13 Method of correcting the symbol shape error of multilevel pulses in baseband transmission caused by the use of pulse-rate modulation
DE69808654T DE69808654T2 (de) 1997-02-14 1998-02-13 Verfahren zum korrigieren von symbolverzerrung von mehrpegelpulsen in pulsfrequenzmodulationssystemen
AU59915/98A AU5991598A (en) 1997-02-14 1998-02-13 Method of correcting the symbol shape error of multilevel pulses in baseband transmission caused by the use of pulse-rate modulation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI970647 1997-02-14
FI970647A FI102444B1 (fi) 1997-02-14 1997-02-14 Menetelmä pulssintiheysmoduloinnista aiheutuvan kantataajuustransmissiossa käytetyn monitasoisen pulssin muotovirheen korjaamiseksi

Publications (4)

Publication Number Publication Date
FI970647A0 FI970647A0 (fi) 1997-02-14
FI970647A true FI970647A (fi) 1998-08-15
FI102444B FI102444B (fi) 1998-11-30
FI102444B1 FI102444B1 (fi) 1998-11-30

Family

ID=8548215

Family Applications (1)

Application Number Title Priority Date Filing Date
FI970647A FI102444B1 (fi) 1997-02-14 1997-02-14 Menetelmä pulssintiheysmoduloinnista aiheutuvan kantataajuustransmissiossa käytetyn monitasoisen pulssin muotovirheen korjaamiseksi

Country Status (6)

Country Link
EP (1) EP1008235B1 (fi)
AU (1) AU5991598A (fi)
DE (1) DE69808654T2 (fi)
ES (1) ES2184230T3 (fi)
FI (1) FI102444B1 (fi)
WO (1) WO1998036493A2 (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6879639B1 (en) 1999-12-30 2005-04-12 Tioga Technologies Inc. Data transceiver with filtering and precoding
US6885699B2 (en) 2000-07-24 2005-04-26 Stmicroelectronics Ltd. Semi-stationary quiescent mode transmission

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977591A (en) * 1989-11-17 1990-12-11 Nynex Corporation Dual mode LMS nonlinear data echo canceller
FI87869C (fi) * 1990-11-28 1993-02-25 Nokia Oy Ab Foerfarande och anordning foer avlaegsnande av eko i en transmissionsanordning, saosom modem

Also Published As

Publication number Publication date
WO1998036493A3 (en) 1998-11-12
DE69808654T2 (de) 2003-07-31
AU5991598A (en) 1998-09-08
ES2184230T3 (es) 2003-04-01
DE69808654D1 (de) 2002-11-14
EP1008235A2 (en) 2000-06-14
WO1998036493A2 (en) 1998-08-20
FI970647A0 (fi) 1997-02-14
EP1008235B1 (en) 2002-10-09
FI102444B (fi) 1998-11-30
FI102444B1 (fi) 1998-11-30

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GB Transfer or assigment of application

Owner name: TELLABS OY

MM Patent lapsed