FI971052A - Förfarande för demodulering av digitalt modulerade datasignaler - Google Patents

Förfarande för demodulering av digitalt modulerade datasignaler Download PDF

Info

Publication number
FI971052A
FI971052A FI971052A FI971052A FI971052A FI 971052 A FI971052 A FI 971052A FI 971052 A FI971052 A FI 971052A FI 971052 A FI971052 A FI 971052A FI 971052 A FI971052 A FI 971052A
Authority
FI
Finland
Prior art keywords
demodulation
procedure
data signals
modulated data
digitally modulated
Prior art date
Application number
FI971052A
Other languages
English (en)
Finnish (fi)
Other versions
FI971052A0 (sv
Inventor
Paul W Dent
Original Assignee
Ericsson Ge Mobile Inc
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 Ge Mobile Inc filed Critical Ericsson Ge Mobile Inc
Publication of FI971052A0 publication Critical patent/FI971052A0/sv
Publication of FI971052A publication Critical patent/FI971052A/sv

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3078—Circuits generating control signals for digitally modulated signals
    • 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
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • 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
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • H04L25/03273—Arrangements for operating in conjunction with other apparatus with carrier recovery circuitry

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Error Detection And Correction (AREA)
FI971052A 1994-09-14 1997-03-13 Förfarande för demodulering av digitalt modulerade datasignaler FI971052A (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/305,651 US5568518A (en) 1994-09-14 1994-09-14 Fast automatic gain control
PCT/US1995/012409 WO1996008905A1 (en) 1994-09-14 1995-09-01 Method for demodulating digitally modulated data signals

Publications (2)

Publication Number Publication Date
FI971052A0 FI971052A0 (sv) 1997-03-13
FI971052A true FI971052A (sv) 1997-05-12

Family

ID=23181724

Family Applications (1)

Application Number Title Priority Date Filing Date
FI971052A FI971052A (sv) 1994-09-14 1997-03-13 Förfarande för demodulering av digitalt modulerade datasignaler

Country Status (10)

Country Link
US (3) US5568518A (sv)
EP (1) EP0782803B1 (sv)
JP (1) JPH10505980A (sv)
CN (1) CN1084993C (sv)
AU (1) AU690350B2 (sv)
CA (1) CA2199932A1 (sv)
DE (1) DE69534023T2 (sv)
FI (1) FI971052A (sv)
RU (1) RU2144739C1 (sv)
WO (1) WO1996008905A1 (sv)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6185259B1 (en) 1996-06-12 2001-02-06 Ericsson Inc. Transmitter/receiver for GMSK and offset-QAM
US5909645A (en) * 1996-06-21 1999-06-01 Lucent Technologies Inc. Receiver with dynamic attenuation control for adaptive intermodulation performance enhancement
AU744861B2 (en) * 1997-12-24 2002-03-07 Nec Corporation Frequency hopping communications receivers
GB2314705B (en) * 1996-06-25 2000-06-28 Nec Technologies Frequency hopping communications receivers
US6320914B1 (en) 1996-12-18 2001-11-20 Ericsson Inc. Spectrally efficient modulation using overlapped GMSK
EP1033018B1 (de) * 1997-11-18 2004-01-21 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Empfänger für ein trägermoduliertes signal und verfahren zum bearbeiten eines trägermodulierten signals
US6658242B1 (en) 1997-12-12 2003-12-02 Thomson Licensing S.A. TDMA wireless telephone system with independently tracked demodulation parameters
US6192071B1 (en) 1997-12-19 2001-02-20 3Com Corporation Detecting overequalization for adapting equalization and offset for data transmissions
US6205183B1 (en) 1998-05-29 2001-03-20 Ericsson Inc. Methods of suppressing reference oscillator harmonic interference and related receivers
US6563891B1 (en) 1998-11-24 2003-05-13 Telefonaktiebolaget L M Ericsson (Publ) Automatic gain control for slotted mode operation
US6567475B1 (en) 1998-12-29 2003-05-20 Ericsson Inc. Method and system for the transmission, reception and processing of 4-level and 8-level signaling symbols
US6484285B1 (en) 2000-02-07 2002-11-19 Ericsson, Inc. Tailbiting decoder and method
US7151759B1 (en) 2001-03-19 2006-12-19 Cisco Systems Wireless Networking (Australia) Pty Limited Automatic gain control and low power start-of-packet detection for a wireless LAN receiver
DE10344756A1 (de) * 2003-09-25 2005-05-12 Micronas Gmbh Verfahren und Schaltungsanordnung zum Entscheiden eines Symbols im komplexen Phasenraum eines Quadraturmodulationsverfahrens
JP2005286806A (ja) * 2004-03-30 2005-10-13 Nec Corp 自動利得制御装置および自動利得制御方法
US8090001B2 (en) 2004-12-03 2012-01-03 Lantiq Deutschland Gmbh Fast frequency-hopping transceiver and method
US8204923B1 (en) * 2006-10-31 2012-06-19 Marvell International Ltd. Systems and methods for scaling parameters
RU2683378C1 (ru) * 2017-10-23 2019-03-28 Федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский политехнический университет Петра Великого" Способ цифровой демодуляции сигналов фазового волоконно-оптического датчика
EA038803B1 (ru) * 2017-12-25 2021-10-21 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт автоматики им. Н.Л. Духова" Способ адаптивной цифровой фильтрации импульсных помех и фильтр для его реализации
RU2692429C1 (ru) * 2018-05-28 2019-06-24 Федеральное государственное бюджетное образовательное учреждение высшего образования "Владимирский Государственный Университет имени Александра Григорьевича и Николая Григорьевича Столетовых" (ВлГУ) Способ борьбы с межсимвольными искажениями цифровых сигналов
RU2702258C1 (ru) * 2018-06-26 2019-10-07 Общество с ограниченной ответственностью "РВ-СИСТЕМС" (ООО "РВ-СИСТЕМС") Способ ортогонального частотного уплотнения и его реализующее устройство
GB201810537D0 (en) 2018-06-27 2018-08-15 Nordic Semiconductor Asa Automatic gain control
RU2710961C1 (ru) * 2018-11-15 2020-01-14 Федеральное государственное автономное учреждение "Военный инновационный технополис "ЭРА" Министерства обороны Российской Федерации Способ формирования детальных радиолокационных изображений в рлс с синтезированной апертурой антенны

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE463540B (sv) * 1988-09-19 1990-12-03 Ericsson Telefon Ab L M Saett foer att i ett radiokommunikationssystem digitalisera godtyckliga radiosignaler samt anordning foer utoevande av saettet
SE462942B (sv) * 1989-01-26 1990-09-17 Ericsson Telefon Ab L M Saett och anordning foer snabb frekvensstyrning av en koherent radiomottagare
SE462943B (sv) * 1989-01-26 1990-09-17 Ericsson Telefon Ab L M Saett och anordning foer frekvensstyrning av en koherent radiomottagare
JPH0812979B2 (ja) * 1989-11-21 1996-02-07 日本電気株式会社 自動利得制御装置
US5331666A (en) * 1992-06-08 1994-07-19 Ericsson Ge Mobile Communications Inc. Adaptive maximum likelihood demodulator
US5335250A (en) * 1992-10-22 1994-08-02 Ericsson Ge Mobile Communications Inc. Method and apparatus for bidirectional demodulation of digitally modulated signals

Also Published As

Publication number Publication date
EP0782803B1 (en) 2005-02-23
US5615231A (en) 1997-03-25
JPH10505980A (ja) 1998-06-09
CN1084993C (zh) 2002-05-15
RU2144739C1 (ru) 2000-01-20
US5646963A (en) 1997-07-08
AU690350B2 (en) 1998-04-23
CA2199932A1 (en) 1996-03-21
WO1996008905A1 (en) 1996-03-21
DE69534023D1 (de) 2005-03-31
CN1162380A (zh) 1997-10-15
US5568518A (en) 1996-10-22
FI971052A0 (sv) 1997-03-13
AU3729595A (en) 1996-03-29
DE69534023T2 (de) 2006-04-27
EP0782803A1 (en) 1997-07-09

Similar Documents

Publication Publication Date Title
FI971052A (sv) Förfarande för demodulering av digitalt modulerade datasignaler
DE69516779D1 (de) Detektor für digital modulierte Signale
NO912819D0 (no) Demodulasjon av digitalt modulert signal.
AU5710398A (en) Thiazole compounds and methods of modulating signal transduction
FI98020B (sv) Moduleringsförfarande och modulator för en digital signal
DE69738484D1 (de) Invertierte multiplexierung von digitalen daten
FI981309A (sv) Anordning och förfarande för demodulering av en modulerad signal
DE59914439D1 (de) Amplitudenmultiplexierung von digitalen Signalen
DE69902760T2 (de) Digitales signalmodulationssystem
NO972864L (no) Fremgangsmåte for kursendring av et fartöy over grunn
DE69633348D1 (de) Gerät zur Wiedergabe von digitalen Signalen
AU4944297A (en) Modulation of apoptosis
FI20001178A (sv) Moduleringsarrangemang och -förfarande innefattande översampling av smalbandssignaler samt kompensation för likspänningsavvikelse
FI965138A0 (sv) Förfarande för identifiering av datatransmissionsanordning
DE69702832D1 (de) Demodulator für amplitudenmoduliertes Signal
DE69427319T2 (de) System zur Detektion von modulierten Lasersignalen
DE69123901T2 (de) Vorrichtungen zur Wiedergabe von digitalen Signalen
DE59713016D1 (de) Verfahren zur drahtlosen Übertragung von digitalen Daten
FI932519A0 (sv) Förfarande för demodulering av en digitalt modulerad signal och en demodulator
NO922222D0 (no) Demodulator for digitale modulasjonssignaler
NO963612D0 (no) Digital kvadraturamplitudemodulasjon
FI964413A (sv) Formande av en datakommunikationsförbindelse
DE69616698D1 (de) Demodulator für frequenzmoduliertes Signal
DE69318753D1 (de) Methode und Arrangement zur Demodulierung eines frequenzmodulierten Signals
DE69832243D1 (de) Reglung der Abtastung von Biphasensignalen