FR2808951B1 - 4-PHASE MODULATION-DEMODULATION METHOD USING THE PUNCHING OF CERTAIN SYMBOLS TO IMPROVE ACQUISITION OF LOW SIGNAL-TO-NOISE PHASE-FREQUENCY SYNCHRONIZATION - Google Patents

4-PHASE MODULATION-DEMODULATION METHOD USING THE PUNCHING OF CERTAIN SYMBOLS TO IMPROVE ACQUISITION OF LOW SIGNAL-TO-NOISE PHASE-FREQUENCY SYNCHRONIZATION

Info

Publication number
FR2808951B1
FR2808951B1 FR0005975A FR0005975A FR2808951B1 FR 2808951 B1 FR2808951 B1 FR 2808951B1 FR 0005975 A FR0005975 A FR 0005975A FR 0005975 A FR0005975 A FR 0005975A FR 2808951 B1 FR2808951 B1 FR 2808951B1
Authority
FR
France
Prior art keywords
phase
punching
low signal
frequency synchronization
demodulation method
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 - Fee Related
Application number
FR0005975A
Other languages
French (fr)
Other versions
FR2808951A1 (en
Inventor
Jean Pierre Dehaene
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR0005975A priority Critical patent/FR2808951B1/en
Priority to AU58512/01A priority patent/AU5851201A/en
Priority to PCT/FR2001/001392 priority patent/WO2001086902A1/en
Publication of FR2808951A1 publication Critical patent/FR2808951A1/en
Application granted granted Critical
Publication of FR2808951B1 publication Critical patent/FR2808951B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • 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
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0067—Phase error detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0083—Signalling arrangements
    • H04L2027/0089—In-band signals
    • H04L2027/0093—Intermittant signals
    • H04L2027/0095—Intermittant signals in a preamble or similar structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR0005975A 2000-05-10 2000-05-10 4-PHASE MODULATION-DEMODULATION METHOD USING THE PUNCHING OF CERTAIN SYMBOLS TO IMPROVE ACQUISITION OF LOW SIGNAL-TO-NOISE PHASE-FREQUENCY SYNCHRONIZATION Expired - Fee Related FR2808951B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0005975A FR2808951B1 (en) 2000-05-10 2000-05-10 4-PHASE MODULATION-DEMODULATION METHOD USING THE PUNCHING OF CERTAIN SYMBOLS TO IMPROVE ACQUISITION OF LOW SIGNAL-TO-NOISE PHASE-FREQUENCY SYNCHRONIZATION
AU58512/01A AU5851201A (en) 2000-05-10 2001-05-09 Carrier frequency recovery using punctured four-phase modulation-demodulation
PCT/FR2001/001392 WO2001086902A1 (en) 2000-05-10 2001-05-09 Carrier frequency recovery using punctured four-phase modulation-demodulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0005975A FR2808951B1 (en) 2000-05-10 2000-05-10 4-PHASE MODULATION-DEMODULATION METHOD USING THE PUNCHING OF CERTAIN SYMBOLS TO IMPROVE ACQUISITION OF LOW SIGNAL-TO-NOISE PHASE-FREQUENCY SYNCHRONIZATION

Publications (2)

Publication Number Publication Date
FR2808951A1 FR2808951A1 (en) 2001-11-16
FR2808951B1 true FR2808951B1 (en) 2002-09-27

Family

ID=8850080

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0005975A Expired - Fee Related FR2808951B1 (en) 2000-05-10 2000-05-10 4-PHASE MODULATION-DEMODULATION METHOD USING THE PUNCHING OF CERTAIN SYMBOLS TO IMPROVE ACQUISITION OF LOW SIGNAL-TO-NOISE PHASE-FREQUENCY SYNCHRONIZATION

Country Status (3)

Country Link
AU (1) AU5851201A (en)
FR (1) FR2808951B1 (en)
WO (1) WO2001086902A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2888076A1 (en) * 2005-07-01 2007-01-05 St Microelectronics Sa METHOD FOR AUTOMATIC CORRECTION OF SPECTRAL INVERSION IN A DEMODULATOR AND DEVICE FOR CARRYING OUT THE METHOD

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2615675B1 (en) * 1987-05-21 1989-06-30 Alcatel Espace METHOD FOR DEMODULATING DIGITALLY MODULATED SIGNALS AND DEVICE FOR CARRYING OUT SUCH A METHOD
US4873683A (en) * 1987-12-04 1989-10-10 Motorola, Inc. TDMA radio system employing BPSK synchronization for QPSK signals subject to random phase variation and multipath fading
US5134633A (en) * 1990-11-30 1992-07-28 At&T Bell Laboratories Digital communications synchronization scheme
WO1999016223A1 (en) * 1997-09-19 1999-04-01 Matsushita Electric Industrial Co., Ltd. Modulator/demodulator and modulation/demodulation method

Also Published As

Publication number Publication date
WO2001086902A1 (en) 2001-11-15
FR2808951A1 (en) 2001-11-16
AU5851201A (en) 2001-11-20

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060131