SE9101805D0 - Foerfarande foer kompensering av saendarnyttosignalens beroende av oeverfoeringsfunktionen foer ett combinerfilter - Google Patents

Foerfarande foer kompensering av saendarnyttosignalens beroende av oeverfoeringsfunktionen foer ett combinerfilter

Info

Publication number
SE9101805D0
SE9101805D0 SE9101805A SE9101805A SE9101805D0 SE 9101805 D0 SE9101805 D0 SE 9101805D0 SE 9101805 A SE9101805 A SE 9101805A SE 9101805 A SE9101805 A SE 9101805A SE 9101805 D0 SE9101805 D0 SE 9101805D0
Authority
SE
Sweden
Prior art keywords
transfer function
dependence
combiner filter
compensation
procedure
Prior art date
Application number
SE9101805A
Other languages
English (en)
Other versions
SE9101805L (sv
SE468616B (sv
Inventor
J A Victorin
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9101805A priority Critical patent/SE468616B/sv
Publication of SE9101805D0 publication Critical patent/SE9101805D0/sv
Priority to DK92850118.8T priority patent/DK0518835T3/da
Priority to EP92850118A priority patent/EP0518835B1/en
Priority to DE69206199T priority patent/DE69206199T2/de
Priority to MX9202632A priority patent/MX9202632A/es
Priority to FI922715A priority patent/FI108379B/sv
Priority to JP15373392A priority patent/JP3244772B2/ja
Publication of SE9101805L publication Critical patent/SE9101805L/sv
Publication of SE468616B publication Critical patent/SE468616B/sv
Priority to US08/293,939 priority patent/US5499389A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Materials For Photolithography (AREA)
SE9101805A 1991-06-12 1991-06-12 Foerfarande foer kompensering av saendarnyttosignalens beroende av oeverfoeringsfunktionen foer ett combinerfilter SE468616B (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE9101805A SE468616B (sv) 1991-06-12 1991-06-12 Foerfarande foer kompensering av saendarnyttosignalens beroende av oeverfoeringsfunktionen foer ett combinerfilter
DK92850118.8T DK0518835T3 (da) 1991-06-12 1992-05-26 Fremgangsmåde til udkompensering af det brugbare sendersignals afhængighed af et kombinationsfiltersoverføringsfunktion
EP92850118A EP0518835B1 (en) 1991-06-12 1992-05-26 Method of compensating the dependence of the useful transmitter signal on the transfer function of a combiner filter
DE69206199T DE69206199T2 (de) 1991-06-12 1992-05-26 Verfahren zur Kompensierung der Abhängigkeit des nützlichen Sendersignals von der Übertragungsfunktion eines Kombinierer-Filters.
MX9202632A MX9202632A (es) 1991-06-12 1992-06-02 Un metodo para compensar la dependencia de la señal de transmisor util en la funcion de transferencia de un filtro combinador.
FI922715A FI108379B (sv) 1991-06-12 1992-06-11 F÷rfarande f÷r kompensering av sõndarnyttosignalens beroende av ÷verf÷ringsfunktionen f÷r ett combinerfilter
JP15373392A JP3244772B2 (ja) 1991-06-12 1992-06-12 結合フィルタの伝達関数に依存する有用な送信機信号を補償する方法
US08/293,939 US5499389A (en) 1991-06-12 1994-08-22 Method of compensating the dependence of the useful transmitter signal on the transfer function of a combiner filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9101805A SE468616B (sv) 1991-06-12 1991-06-12 Foerfarande foer kompensering av saendarnyttosignalens beroende av oeverfoeringsfunktionen foer ett combinerfilter

Publications (3)

Publication Number Publication Date
SE9101805D0 true SE9101805D0 (sv) 1991-06-12
SE9101805L SE9101805L (sv) 1992-12-13
SE468616B SE468616B (sv) 1993-02-15

Family

ID=20383018

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9101805A SE468616B (sv) 1991-06-12 1991-06-12 Foerfarande foer kompensering av saendarnyttosignalens beroende av oeverfoeringsfunktionen foer ett combinerfilter

Country Status (8)

Country Link
US (1) US5499389A (sv)
EP (1) EP0518835B1 (sv)
JP (1) JP3244772B2 (sv)
DE (1) DE69206199T2 (sv)
DK (1) DK0518835T3 (sv)
FI (1) FI108379B (sv)
MX (1) MX9202632A (sv)
SE (1) SE468616B (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SI9300025A (en) * 1993-01-21 1994-09-30 Spase Drakul Digital communication system in n-dimensional vector space for transmission coded waveforms in bandlimited chanels
US5748683A (en) * 1994-12-29 1998-05-05 Motorola, Inc. Multi-channel transceiver having an adaptive antenna array and method
DE29704209U1 (de) * 1997-03-07 1998-07-02 Robert Bosch Gmbh, 70469 Stuttgart Freiausstoßender Starter
WO1998059471A2 (en) * 1997-06-20 1998-12-30 Ericsson Inc. Method and apparatus for digital compensation of radio distortion in a wireless communication system
US6889034B1 (en) * 1998-04-02 2005-05-03 Ericsson Inc. Antenna coupling systems and methods for transmitters
US6920191B2 (en) * 2001-02-02 2005-07-19 Telefonaktiebolaget Lm Ericsson (Publ) Estimation and compensation of the pulse-shape response in wireless terminals
US7020070B2 (en) 2001-04-10 2006-03-28 Telefonaktiebolaget L M Ericsson (Publ) Selectively controlled modulation distortion of an IQ-baseband signal
US7782978B2 (en) * 2006-04-13 2010-08-24 Harris Corporation Phase correction of a constant envelope signal without introducing amplitude modulation

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010035A (en) * 1955-11-07 1961-11-21 John F Calvert Short-time memory devices in closed-loop systems
US2875283A (en) * 1956-12-28 1959-02-24 Bell Telephone Labor Inc Equivalent four-wire repeaters
US4238855A (en) * 1979-09-19 1980-12-09 Rca Corporation Parallel operation of multiple TV transmitters
CA1217233A (en) * 1982-12-29 1987-01-27 Susumu Sasaki Qam with dc bias in one channel
US4667172A (en) * 1986-04-07 1987-05-19 Motorola, Inc. Ceramic transmitter combiner with variable electrical length tuning stub and coupling loop interface
DE3626862A1 (de) * 1986-08-08 1988-02-11 Philips Patentverwaltung Mehrstufige sender- antennenkoppeleinrichtung
GB2204202B (en) * 1987-04-28 1991-11-27 Racal Communications Equip Radio transmitters
JPH01227530A (ja) * 1988-03-07 1989-09-11 Kokusai Electric Co Ltd 分波器
US4896152A (en) * 1989-03-02 1990-01-23 General Electric Company Telemetry system with a sending station using recursive filter for bandwidth limiting
JPH07114420B2 (ja) * 1989-05-12 1995-12-06 富士通株式会社 変調回路
US5068874A (en) * 1989-08-07 1991-11-26 Motorola, Inc. Spectrally efficient digital fm modulation system
FR2652965A1 (fr) * 1989-10-06 1991-04-12 Philips Electronique Lab Dispositif de predistorsion pour systeme de transmission numerique.

Also Published As

Publication number Publication date
JP3244772B2 (ja) 2002-01-07
SE9101805L (sv) 1992-12-13
FI108379B (sv) 2002-01-15
FI922715A (fi) 1992-12-13
JPH07177078A (ja) 1995-07-14
EP0518835A1 (en) 1992-12-16
EP0518835B1 (en) 1995-11-22
MX9202632A (es) 1992-12-01
DE69206199T2 (de) 1996-04-18
DK0518835T3 (da) 1995-12-18
SE468616B (sv) 1993-02-15
FI922715A0 (fi) 1992-06-11
DE69206199D1 (de) 1996-01-04
US5499389A (en) 1996-03-12

Similar Documents

Publication Publication Date Title
AU2140092A (en) Dual mode transmitter and receiver
MY111041A (en) Subscriber unit for wireless digital subscriber communication system.
EP0377519A3 (en) Modulation system capable of accurately compensating for nonlinearities of an amplifier connected thereto
AU4163389A (en) Transmitter circuit for efficiently transmitting communication traffic via phase modulated carrier signals
EP0776103A3 (en) Optical communication system using optical phase conjugation to suppress waveform distortion caused by chromatic dispersion and optical kerr effect
HK1046195A1 (en) Communication device with compensation of transmitter leakage signals occuring at a receiver input
SE9101805D0 (sv) Foerfarande foer kompensering av saendarnyttosignalens beroende av oeverfoeringsfunktionen foer ett combinerfilter
FI924265A (sv) Förfarande för kontrollering av en radiofrekvensförstärkare och ett kontrollsystem enligt förfarandet
CA2046321A1 (en) Two-way optical communications system
NO960782D0 (no) Dupleks radiokommunikasjonssystem
CA2069476A1 (en) An apparatus and method for varying a signal in a transmitter of a transceiver
SE9500449L (sv) Förfarande för att öka trafikkapaciteten i ett trådlöst kommunikationssystem
ATE130711T1 (de) Optisches übertragungsnetzwerk mit frequenzverkopplungsmitteln.
EP0452011A3 (en) Hand-held transceiver as a modular unit
SE9500208D0 (sv) Förfarande och anordningar för att distribuera och mottaga våglängdsreferens i optiskt multikanalnät
GR3032427T3 (en) An improved process for preparing side chain derivatives of cyclohexapeptidyl lipopeptides
DE69224157D1 (de) Stabilisierter Telefonkombinierer
EP0449319A3 (en) Circuit for reducing microphony
ES2091745T3 (es) Circuito de via modulado en frecuencia.
CA2137010A1 (en) Subscriber unit for wireless digital subscriber communication system
ES2102451T3 (es) Procedimiento y sistema de una tv de pago.
IT1258158B (it) Procedimento per il trasporto di un segnale digitale mediante codificain modulazione di frequenza fsk
DE50200582D1 (de) Verfahren und Kommunikationsanordnung zum drahtlosen Übermitteln von Informationen
CS80689A2 (en) Connection of object's communication module, especiallyof radiocommunication station

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 9101805-1

Format of ref document f/p: F

NUG Patent has lapsed