FR2049992A5 - - Google Patents

Info

Publication number
FR2049992A5
FR2049992A5 FR7020753A FR7020753A FR2049992A5 FR 2049992 A5 FR2049992 A5 FR 2049992A5 FR 7020753 A FR7020753 A FR 7020753A FR 7020753 A FR7020753 A FR 7020753A FR 2049992 A5 FR2049992 A5 FR 2049992A5
Authority
FR
France
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
Application number
FR7020753A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2049992A5 publication Critical patent/FR2049992A5/fr
Expired 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
    • H04L27/18—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
    • H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
    • H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0018—Arrangements at the transmitter end
    • H04L2027/0022—Arrangements at the transmitter end using the carrier of the associated receiver of a transceiver
    • 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
    • H04L2027/0028—Correction of carrier offset at passband 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
    • H04L2027/0046—Open loops
    • H04L2027/0048—Frequency multiplication
    • 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
    • H04L2027/0087—Out-of-band signals, (e.g. pilots)
FR7020753A 1969-06-07 1970-06-05 Expired FR2049992A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL696908714A NL154897B (nl) 1969-06-07 1969-06-07 Ontvanger met n-waardige fasedemodulator.

Publications (1)

Publication Number Publication Date
FR2049992A5 true FR2049992A5 (fr) 1971-03-26

Family

ID=19807133

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7020753A Expired FR2049992A5 (fr) 1969-06-07 1970-06-05

Country Status (10)

Country Link
US (1) US3654564A (fr)
AT (1) AT298565B (fr)
BE (1) BE751587A (fr)
CA (1) CA919256A (fr)
CH (1) CH509712A (fr)
DK (1) DK140328B (fr)
FR (1) FR2049992A5 (fr)
GB (1) GB1256220A (fr)
NL (1) NL154897B (fr)
SE (1) SE352215B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107478A (en) * 1971-10-05 1978-08-15 Victor Company Of Japan, Limited Angle modulated wave demodulation system
DK137153B (da) * 1971-10-05 1978-01-23 Victor Company Of Japan Demodulationsanlæg for vinkelmodulerede bølger.
US3758870A (en) * 1972-02-23 1973-09-11 Sanders Associates Inc Digital demodulator
GB1421342A (en) * 1972-05-01 1976-01-14 Gen Electric Canada Phase measurement system with synchronized demodulation
US3924197A (en) * 1972-12-27 1975-12-02 Mitsubishi Electric Corp Circuit for reproducing reference carrier wave
US3886462A (en) * 1972-12-27 1975-05-27 Mitsubishi Electric Corp Circuit for reproducing reference carrier wave
FR2225881B1 (fr) * 1973-04-16 1976-04-23 Lannionnais Electronique
US3849733A (en) * 1973-05-23 1974-11-19 Bell Telephone Labor Inc Interface apparatus for receiving and monitoring pilot signals which control a timing signal generator
US4034305A (en) * 1973-09-05 1977-07-05 Nippon Electric Company, Ltd. Demodulator for signals hybrid modulated by more and less significant digit signals in succession in each clock interval
IT1059262B (it) * 1975-04-08 1982-05-31 Licentia Gmbh Procedimento di ricezione della parola di codice
IT1174392B (it) * 1978-09-08 1987-07-01 Italiana Telecumunicazioni Sie Disposizione circuitale per la generazione degli impulsi di campiona,ento di un sistema per la trasmissione di dati
DE3381827D1 (de) * 1982-06-14 1990-09-27 Western Electric Co Verfahren zur taktrueckgewinnung.
US4704722A (en) * 1982-06-14 1987-11-03 American Telephone And Telegraph Company, At&T Bell Laboratories Timing recovery circuit
US4577157A (en) * 1983-12-12 1986-03-18 International Telephone And Telegraph Corporation Zero IF receiver AM/FM/PM demodulator using sampling techniques
JPS60183862A (ja) * 1984-03-02 1985-09-19 Toshiba Corp デイジタル信号処理回路
DE10334154A1 (de) * 2003-07-26 2005-02-10 Noé, Reinhold, Prof. Dr.-Ing. Anordnung und Verfahren für eine Synchrondemodulation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976363A (en) * 1957-12-30 1961-03-21 Gen Electric Modulation of selected phases of carriers for simultaneous transmission through single delay means
US3430143A (en) * 1965-03-15 1969-02-25 Gen Dynamics Corp Communications system wherein information is represented by the phase difference between adjacent tones
US3456194A (en) * 1966-05-02 1969-07-15 Gen Dynamics Corp Receiver for plural frequency phase differential transmission system
US3479598A (en) * 1967-01-20 1969-11-18 Bell Telephone Labor Inc System for phase locking two pulse trains

Also Published As

Publication number Publication date
GB1256220A (en) 1971-12-08
BE751587A (fr) 1970-12-07
DK140328B (da) 1979-07-30
DK140328C (fr) 1979-12-17
CA919256A (en) 1973-01-16
SE352215B (fr) 1972-12-18
NL154897B (nl) 1977-10-17
CH509712A (de) 1971-06-30
DE2025269B2 (de) 1976-10-28
NL6908714A (fr) 1970-12-09
DE2025269A1 (de) 1970-11-26
AT298565B (de) 1972-05-10
US3654564A (en) 1972-04-04

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Legal Events

Date Code Title Description
ST Notification of lapse