FI841842A - Basfrekvensbandstyrt utjaemningsarrangemang foer passband. - Google Patents

Basfrekvensbandstyrt utjaemningsarrangemang foer passband. Download PDF

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Publication number
FI841842A
FI841842A FI841842A FI841842A FI841842A FI 841842 A FI841842 A FI 841842A FI 841842 A FI841842 A FI 841842A FI 841842 A FI841842 A FI 841842A FI 841842 A FI841842 A FI 841842A
Authority
FI
Finland
Prior art keywords
utjaemningsarrangemang
basfrekvensbandstyrt
foer
passband
utjaemningsarrangemang foer
Prior art date
Application number
FI841842A
Other languages
English (en)
Other versions
FI841842A0 (fi
FI76460B (fi
FI76460C (fi
Inventor
Georges Bonnerot
Laurent Bourgeade
Original Assignee
Trt Telecom Radio Electr
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 Trt Telecom Radio Electr filed Critical Trt Telecom Radio Electr
Publication of FI841842A0 publication Critical patent/FI841842A0/fi
Publication of FI841842A publication Critical patent/FI841842A/fi
Publication of FI76460B publication Critical patent/FI76460B/fi
Application granted granted Critical
Publication of FI76460C publication Critical patent/FI76460C/fi

Links

Classifications

    • 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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Braking Arrangements (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
FI841842A 1983-05-11 1984-05-08 Basfrekvensbandstyrt utjaemningsarrangemang foer passband. FI76460C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8307909A FR2546010B1 (fr) 1983-05-11 1983-05-11 Dispositif d'egalisation en frequence porteuse commande a partir de la bande de base
FR8307909 1983-05-11

Publications (4)

Publication Number Publication Date
FI841842A0 FI841842A0 (fi) 1984-05-08
FI841842A true FI841842A (fi) 1984-11-12
FI76460B FI76460B (fi) 1988-06-30
FI76460C FI76460C (fi) 1988-10-10

Family

ID=9288810

Family Applications (1)

Application Number Title Priority Date Filing Date
FI841842A FI76460C (fi) 1983-05-11 1984-05-08 Basfrekvensbandstyrt utjaemningsarrangemang foer passband.

Country Status (9)

Country Link
US (1) US5088110A (fi)
EP (1) EP0125723B1 (fi)
JP (1) JPH0656969B2 (fi)
AU (1) AU560134B2 (fi)
CA (1) CA1218712A (fi)
DE (1) DE3465678D1 (fi)
FI (1) FI76460C (fi)
FR (1) FR2546010B1 (fi)
NO (1) NO841837L (fi)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03203416A (ja) * 1989-12-29 1991-09-05 Sharp Corp 自動等化器及び直交振幅変調波復調器
US5245556A (en) * 1992-09-15 1993-09-14 Universal Data Systems, Inc. Adaptive equalizer method and apparatus
US7209524B2 (en) 2001-04-27 2007-04-24 The Directv Group, Inc. Layered modulation for digital signals
US7471735B2 (en) * 2001-04-27 2008-12-30 The Directv Group, Inc. Maximizing power and spectral efficiencies for layered and conventional modulations
US7483505B2 (en) * 2001-04-27 2009-01-27 The Directv Group, Inc. Unblind equalizer architecture for digital communication systems
US7583728B2 (en) * 2002-10-25 2009-09-01 The Directv Group, Inc. Equalizers for layered modulated and other signals
US7173981B1 (en) * 2001-04-27 2007-02-06 The Directv Group, Inc. Dual layer signal processing in a layered modulation digital signal system
US7639759B2 (en) * 2001-04-27 2009-12-29 The Directv Group, Inc. Carrier to noise ratio estimations from a received signal
US7423987B2 (en) * 2001-04-27 2008-09-09 The Directv Group, Inc. Feeder link configurations to support layered modulation for digital signals
US8005035B2 (en) * 2001-04-27 2011-08-23 The Directv Group, Inc. Online output multiplexer filter measurement
US7151807B2 (en) * 2001-04-27 2006-12-19 The Directv Group, Inc. Fast acquisition of timing and carrier frequency from received signal
US7184489B2 (en) * 2001-04-27 2007-02-27 The Directv Group, Inc. Optimization technique for layered modulation
US7245671B1 (en) 2001-04-27 2007-07-17 The Directv Group, Inc. Preprocessing signal layers in a layered modulation digital signal system to use legacy receivers
US7184473B2 (en) * 2001-04-27 2007-02-27 The Directv Group, Inc. Equalizers for layered modulated and other signals
US7822154B2 (en) * 2001-04-27 2010-10-26 The Directv Group, Inc. Signal, interference and noise power measurement
US7502430B2 (en) * 2001-04-27 2009-03-10 The Directv Group, Inc. Coherent averaging for measuring traveling wave tube amplifier nonlinearity
US7058369B1 (en) 2001-11-21 2006-06-06 Pmc-Sierra Inc. Constant gain digital predistortion controller for linearization of non-linear amplifiers
EP1540909A4 (en) * 2002-07-01 2007-10-17 Directv Group Inc IMPROVING HIERARCHICAL 8PSK PERFORMANCE
TWI279113B (en) * 2002-07-03 2007-04-11 Hughes Electronics Corp Method and apparatus for layered modulation
US7230480B2 (en) * 2002-10-25 2007-06-12 The Directv Group, Inc. Estimating the operating point on a non-linear traveling wave tube amplifier
US7463676B2 (en) * 2002-10-25 2008-12-09 The Directv Group, Inc. On-line phase noise measurement for layered modulation
US7474710B2 (en) * 2002-10-25 2009-01-06 The Directv Group, Inc. Amplitude and phase matching for layered modulation reception
DE60335295D1 (de) * 2002-10-25 2011-01-20 Directv Group Inc Verfahren und vorrichtung zum anpassen von trägerleistungsanforderungen gemäss verfügbarkeit in geschichteten modulationssystemen
EP1563620B1 (en) * 2002-10-25 2012-12-05 The Directv Group, Inc. Lower complexity layered modulation signal processor
US7529312B2 (en) * 2002-10-25 2009-05-05 The Directv Group, Inc. Layered modulation for terrestrial ATSC applications
US7502429B2 (en) * 2003-10-10 2009-03-10 The Directv Group, Inc. Equalization for traveling wave tube amplifier nonlinearity measurements

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS518777B1 (fi) * 1971-03-25 1976-03-19
US3818347A (en) * 1972-10-10 1974-06-18 Intertel Inc Receiver for amplitude modulated quadrature carrier signals
US3878468A (en) * 1974-01-30 1975-04-15 Bell Telephone Labor Inc Joint equalization and carrier recovery adaptation in data transmission systems
US3992616A (en) * 1975-06-24 1976-11-16 Honeywell Inc. Receiver equalizer apparatus
US4298983A (en) * 1978-10-27 1981-11-03 Kokusai Denshin Denwa Kabushiki Kaisha Automatic equalization system in FM communication circuit
US4315318A (en) * 1978-12-26 1982-02-09 Fuji Photo Film Co., Ltd. Method and apparatus for processing a radiation image
GB2061656B (en) * 1979-09-14 1983-10-19 Victor Company Of Japan Digital filter
US4320526A (en) * 1980-03-03 1982-03-16 Bell Telephone Laboratories, Incorporated Adaptive phase-jitter tracker
US4361892A (en) * 1980-11-03 1982-11-30 Bell Telephone Laboratories, Incorporated Adaptive equalizer
JPS57109089A (en) * 1980-12-26 1982-07-07 Nec Corp Initial value resetting circuit for operational amplifier
JPS57145445A (en) * 1981-03-05 1982-09-08 Toshiba Corp Automatic equalizer
US4376308A (en) * 1981-04-01 1983-03-08 Bell Telephone Laboratories, Incorporated Control of coefficient drift for fractionally spaced equalizers

Also Published As

Publication number Publication date
AU2787984A (en) 1984-11-15
DE3465678D1 (en) 1987-10-01
FR2546010B1 (fr) 1985-07-12
AU560134B2 (en) 1987-04-02
FR2546010A1 (fr) 1984-11-16
FI841842A0 (fi) 1984-05-08
FI76460B (fi) 1988-06-30
US5088110A (en) 1992-02-11
NO841837L (no) 1984-11-12
JPH0656969B2 (ja) 1994-07-27
EP0125723A1 (fr) 1984-11-21
JPS59211336A (ja) 1984-11-30
FI76460C (fi) 1988-10-10
CA1218712A (en) 1987-03-03
EP0125723B1 (fr) 1987-08-26

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MM Patent lapsed
MM Patent lapsed

Owner name: TELECOMMUNICATIONS RADIOELECTRIQUES ET