FR2291639A1 - Procede et dispositif pour assurer la correlation de signaux codes - Google Patents

Procede et dispositif pour assurer la correlation de signaux codes

Info

Publication number
FR2291639A1
FR2291639A1 FR7535227A FR7535227A FR2291639A1 FR 2291639 A1 FR2291639 A1 FR 2291639A1 FR 7535227 A FR7535227 A FR 7535227A FR 7535227 A FR7535227 A FR 7535227A FR 2291639 A1 FR2291639 A1 FR 2291639A1
Authority
FR
France
Prior art keywords
correlation
ensuring
coded signals
coded
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.)
Granted
Application number
FR7535227A
Other languages
English (en)
French (fr)
Other versions
FR2291639B3 (OSRAM
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of FR2291639A1 publication Critical patent/FR2291639A1/fr
Application granted granted Critical
Publication of FR2291639B3 publication Critical patent/FR2291639B3/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/24—Homodyne or synchrodyne circuits for demodulation of signals wherein one sideband or the carrier has been wholly or partially suppressed
    • 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
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2275—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals
    • H04L27/2278—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals using correlation techniques, e.g. for spread spectrum signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Noise Elimination (AREA)
FR7535227A 1974-11-18 1975-11-18 Procede et dispositif pour assurer la correlation de signaux codes Granted FR2291639A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US52484774A 1974-11-18 1974-11-18

Publications (2)

Publication Number Publication Date
FR2291639A1 true FR2291639A1 (fr) 1976-06-11
FR2291639B3 FR2291639B3 (OSRAM) 1978-08-18

Family

ID=24090898

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7535227A Granted FR2291639A1 (fr) 1974-11-18 1975-11-18 Procede et dispositif pour assurer la correlation de signaux codes

Country Status (5)

Country Link
JP (1) JPS5173397A (OSRAM)
DE (1) DE2551559A1 (OSRAM)
FR (1) FR2291639A1 (OSRAM)
GB (1) GB1516659A (OSRAM)
NL (1) NL7513360A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2259820B (en) * 1985-05-20 1993-08-25 Gec Avionics A noise radar

Also Published As

Publication number Publication date
FR2291639B3 (OSRAM) 1978-08-18
DE2551559A1 (de) 1976-05-20
NL7513360A (nl) 1976-05-20
JPS5173397A (en) 1976-06-25
GB1516659A (en) 1978-07-05

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Legal Events

Date Code Title Description
ST Notification of lapse