FR2846825B1 - IMPROVEMENTS RELATING TO THE PROCESSING OF A CODE SIGNAL BY FREQUENCY HOPPING - Google Patents

IMPROVEMENTS RELATING TO THE PROCESSING OF A CODE SIGNAL BY FREQUENCY HOPPING

Info

Publication number
FR2846825B1
FR2846825B1 FR0303367A FR0303367A FR2846825B1 FR 2846825 B1 FR2846825 B1 FR 2846825B1 FR 0303367 A FR0303367 A FR 0303367A FR 0303367 A FR0303367 A FR 0303367A FR 2846825 B1 FR2846825 B1 FR 2846825B1
Authority
FR
France
Prior art keywords
processing
frequency hopping
code signal
improvements relating
relating
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
FR0303367A
Other languages
French (fr)
Other versions
FR2846825A1 (en
Inventor
Michel Gaeta
Philippe Loiseau
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.)
IMRA Europe SAS
Original Assignee
IMRA Europe SAS
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
Priority claimed from FR0213650A external-priority patent/FR2846815B1/en
Application filed by IMRA Europe SAS filed Critical IMRA Europe SAS
Priority to FR0303367A priority Critical patent/FR2846825B1/en
Priority to DE10350700A priority patent/DE10350700A1/en
Priority to JP2003372255A priority patent/JP4374985B2/en
Publication of FR2846825A1 publication Critical patent/FR2846825A1/en
Priority to US11/374,306 priority patent/US7623604B2/en
Application granted granted Critical
Publication of FR2846825B1 publication Critical patent/FR2846825B1/en
Priority to US12/610,444 priority patent/US7957496B2/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
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
    • H04L27/152—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements
    • H04L27/1525—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements using quadrature demodulation

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR0303367A 2002-10-31 2003-03-19 IMPROVEMENTS RELATING TO THE PROCESSING OF A CODE SIGNAL BY FREQUENCY HOPPING Expired - Fee Related FR2846825B1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0303367A FR2846825B1 (en) 2002-10-31 2003-03-19 IMPROVEMENTS RELATING TO THE PROCESSING OF A CODE SIGNAL BY FREQUENCY HOPPING
DE10350700A DE10350700A1 (en) 2002-10-31 2003-10-30 Device for suppressing noise in received electronic information transmission signal has controller for controlling adaptive filter mode depending on whether received signal contains signal of interest
JP2003372255A JP4374985B2 (en) 2002-10-31 2003-10-31 Wireless reception interference suppression apparatus and frequency shift key signal processing apparatus
US11/374,306 US7623604B2 (en) 2002-10-31 2004-06-29 Suppressing interference for wireless reception and improvements relating to processing a frequency shift keyed signal
US12/610,444 US7957496B2 (en) 2002-10-31 2009-11-02 Suppressing interference for wireless reception and improvements relating to processing a frequency shift keyed signal

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0213650A FR2846815B1 (en) 2002-10-31 2002-10-31 IMPROVEMENTS RELATING TO INTERFERENCE REDUCTION FOR WIRELESS RECEPTION AND IMPROVEMENTS RELATING TO THE PROCESSING OF A FREQUENCY FREQUENCY CODE SIGNAL
FR0303367A FR2846825B1 (en) 2002-10-31 2003-03-19 IMPROVEMENTS RELATING TO THE PROCESSING OF A CODE SIGNAL BY FREQUENCY HOPPING

Publications (2)

Publication Number Publication Date
FR2846825A1 FR2846825A1 (en) 2004-05-07
FR2846825B1 true FR2846825B1 (en) 2006-07-14

Family

ID=32109207

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0303367A Expired - Fee Related FR2846825B1 (en) 2002-10-31 2003-03-19 IMPROVEMENTS RELATING TO THE PROCESSING OF A CODE SIGNAL BY FREQUENCY HOPPING

Country Status (1)

Country Link
FR (1) FR2846825B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2899052B1 (en) 2006-03-22 2009-04-24 Imra Europ Sas Soc Par Actions ADAPTIVE FILTER FOR COMMUNICATION SIGNAL RECEIVER
FR2899417B1 (en) 2006-03-31 2009-07-31 Imra Europ Sas Soc Par Actions DEMODULATION METHOD AND DEVICE
FR2943200B1 (en) 2009-03-11 2015-03-20 Imra Europ Sas ADAPTIVE FILTER WITH NOISE CLASSIFIER

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5040192A (en) * 1990-02-06 1991-08-13 Hayes Microcomputer Products, Inc. Method and apparatus for optimally autocorrelating an FSK signal
US5243299A (en) * 1992-01-22 1993-09-07 Glenayre Electronics, Inc. Variable speed asynchronous modem
JP2957489B2 (en) * 1996-09-18 1999-10-04 静岡日本電気株式会社 4-level FSK receiver

Also Published As

Publication number Publication date
FR2846825A1 (en) 2004-05-07

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Year of fee payment: 14

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Effective date: 20171130