DE69711214D1 - Verfahren und gerät zur verwendung mit phasenmodulierten signalen - Google Patents

Verfahren und gerät zur verwendung mit phasenmodulierten signalen

Info

Publication number
DE69711214D1
DE69711214D1 DE69711214T DE69711214T DE69711214D1 DE 69711214 D1 DE69711214 D1 DE 69711214D1 DE 69711214 T DE69711214 T DE 69711214T DE 69711214 T DE69711214 T DE 69711214T DE 69711214 D1 DE69711214 D1 DE 69711214D1
Authority
DE
Germany
Prior art keywords
phase
modulated signals
modulated
signals
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69711214T
Other languages
English (en)
Other versions
DE69711214T2 (de
Inventor
Dan Weinholt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE69711214D1 publication Critical patent/DE69711214D1/de
Application granted granted Critical
Publication of DE69711214T2 publication Critical patent/DE69711214T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/003—Correction of carrier offset at baseband only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0053—Closed loops

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE69711214T 1996-06-28 1997-06-27 Verfahren und gerät zur verwendung mit phasenmodulierten signalen Expired - Lifetime DE69711214T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9602563A SE506847C2 (sv) 1996-06-28 1996-06-28 Förfarande och anordning vid fasmodulerade signaler
PCT/SE1997/001158 WO1998000906A1 (en) 1996-06-28 1997-06-27 Method and device for use with phase modulated signals

Publications (2)

Publication Number Publication Date
DE69711214D1 true DE69711214D1 (de) 2002-04-25
DE69711214T2 DE69711214T2 (de) 2002-11-07

Family

ID=20403201

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69711214T Expired - Lifetime DE69711214T2 (de) 1996-06-28 1997-06-27 Verfahren und gerät zur verwendung mit phasenmodulierten signalen

Country Status (11)

Country Link
US (1) US6091789A (de)
EP (1) EP0940005B1 (de)
JP (1) JP3850887B2 (de)
CN (1) CN1111943C (de)
AU (1) AU3471197A (de)
BR (1) BR9710057A (de)
CA (1) CA2258349A1 (de)
DE (1) DE69711214T2 (de)
NO (1) NO985995L (de)
SE (1) SE506847C2 (de)
WO (1) WO1998000906A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3185867B2 (ja) * 1997-11-28 2001-07-11 日本電気株式会社 誤差検出方法および装置、信号復調方法および装置
US6301310B1 (en) * 1998-12-14 2001-10-09 Hughes Electronics Corporation Efficient implementation for systems using CEOQPSK
US6570941B1 (en) * 1999-01-05 2003-05-27 Matsushita Electric Industrial Co., Ltd. Receiver and phase extraction circuit

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1125016A (en) * 1913-02-05 1915-01-12 John B Acton Multiple spring.
US3906380A (en) * 1974-04-16 1975-09-16 Rixon Phase demodulator with phase shifted reference carrier
US4042884A (en) * 1975-02-20 1977-08-16 Rixon, Inc. Phase demodulator with offset frequency reference oscillator
US4071829A (en) * 1976-11-09 1978-01-31 Harris Corporation Coherent phase detector using a frequency discriminator
US4234957A (en) * 1978-12-04 1980-11-18 Gte Automatic Electric Laboratories Incorporated Method and apparatus for generating timing phase error signals in PSK demodulators
US4267591A (en) * 1979-04-17 1981-05-12 Cincinnati Electronics Corporation QPSK Suppressed carrier with rotating reference phase
US4311964A (en) * 1979-09-21 1982-01-19 Westinghouse Electric Corp. Coherent phase shift keyed demodulator for power line communication systems
US4379284A (en) * 1979-09-21 1983-04-05 Westinghouse Electric Corp. Coherent phase shift keyed demodulator for power line communication systems
US4594556A (en) * 1983-07-22 1986-06-10 Sharp Kabushiki Kaisha Demodulation circuit from FM signals and demodulation system therefor
US4555667A (en) * 1983-09-26 1985-11-26 Rixon, Inc. Synchronous digital QPSK demodulator with carrier error correction
US4613976A (en) * 1984-05-02 1986-09-23 British Columbia Telephone Company Constant envelope offset QPSK modulator
US4581749A (en) * 1984-07-02 1986-04-08 Motorola, Inc. Data frequency modulator with deviation control
US4712221A (en) * 1986-08-29 1987-12-08 International Business Machines Corporation Carrier recovery of modulated signals
US4932029A (en) * 1987-07-24 1990-06-05 Ant Nachrichtentechnik Gmbh Method and apparatus for correcting errors in convolutional code signals
GB2207582B (en) * 1987-07-30 1991-04-24 Stc Plc Phase error correction and carrier recovery
US4942592A (en) * 1988-06-06 1990-07-17 Motorola, Inc. Synchronous receiver for minimum shift keying transmission
US4896336A (en) * 1988-08-29 1990-01-23 Rockwell International Corporation Differential phase-shift keying demodulator
US4866395A (en) * 1988-11-14 1989-09-12 Gte Government Systems Corporation Universal carrier recovery and data detection for digital communication systems
FR2639497B1 (fr) * 1988-11-21 1991-02-15 France Etat Demodulateur pour transmission numerique comportant un dispositif de correction automatique des defauts
US5027352A (en) * 1989-01-05 1991-06-25 Motorola, Inc. Receiver frequency offset bias circuit for TDM radios
SE462942B (sv) * 1989-01-26 1990-09-17 Ericsson Telefon Ab L M Saett och anordning foer snabb frekvensstyrning av en koherent radiomottagare
CA2021361C (en) * 1989-07-17 1994-03-29 Hiroyasu Muto Quadrature demodulation of a data sequence following a particular signal sequence with a local reference carrier signal having a frequency different from a received carrier signal
JP2542928B2 (ja) * 1989-07-20 1996-10-09 三洋電機株式会社 Ｆｍ変調器
US5053717A (en) * 1989-10-05 1991-10-01 Motorola, Inc. FSK demodulator
JPH03274844A (ja) * 1990-03-24 1991-12-05 Japan Radio Co Ltd Ｐｓｋ変調信号の遅延検波回路
JP3101955B2 (ja) * 1991-06-06 2000-10-23 松下電器産業株式会社 ディジタル変調信号の復調装置
JP2771354B2 (ja) * 1991-08-26 1998-07-02 日本電気株式会社 復調器
JPH05327803A (ja) * 1992-05-15 1993-12-10 Toshiba Corp ４相ｐｓｋ復調装置
JPH05347643A (ja) * 1992-06-12 1993-12-27 Toshiba Corp 位相比較器
JP2762852B2 (ja) * 1992-07-30 1998-06-04 日本電気株式会社 周波数安定化回路
JP3360691B2 (ja) * 1992-10-13 2002-12-24 ソニー株式会社 検波回路
JPH06261086A (ja) * 1993-03-08 1994-09-16 Nippondenso Co Ltd ディジタル携帯電話における復調装置
US5475705A (en) * 1993-04-29 1995-12-12 Ericsson Ge Mobile Communications Inc. Demodulator for Manchester-coded FM signals
EP0701745B1 (de) * 1993-06-04 1999-09-15 Rca Thomson Licensing Corporation Tuner mit direktumsetzung
JP2643792B2 (ja) * 1993-09-14 1997-08-20 日本電気株式会社 復調装置
JPH0787145A (ja) * 1993-09-16 1995-03-31 Toshiba Corp Ａｆｃ回路
US5568096A (en) * 1995-04-19 1996-10-22 Telefonaktiebolaget Lm Ericsson Apparatus and method for using negative FM feedback in high quality oscillator devices
SE504341C2 (sv) * 1995-05-22 1997-01-20 Ericsson Telefon Ab L M Förfarande och anordning vid fasmodulerade signaler

Also Published As

Publication number Publication date
WO1998000906A1 (en) 1998-01-08
AU3471197A (en) 1998-01-21
JP2000514261A (ja) 2000-10-24
DE69711214T2 (de) 2002-11-07
CN1228884A (zh) 1999-09-15
US6091789A (en) 2000-07-18
EP0940005A1 (de) 1999-09-08
CN1111943C (zh) 2003-06-18
SE506847C2 (sv) 1998-02-16
SE9602563L (sv) 1997-12-29
NO985995L (no) 1999-02-25
NO985995D0 (no) 1998-12-18
SE9602563D0 (sv) 1996-06-28
JP3850887B2 (ja) 2006-11-29
EP0940005B1 (de) 2002-03-20
BR9710057A (pt) 1999-08-10
CA2258349A1 (en) 1998-01-08

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Legal Events

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8364 No opposition during term of opposition