DK140328B - Modtager indeholdende en n-fase-demodulator. - Google Patents

Modtager indeholdende en n-fase-demodulator.

Info

Publication number
DK140328B
DK140328B DK292670AA DK292670A DK140328B DK 140328 B DK140328 B DK 140328B DK 292670A A DK292670A A DK 292670AA DK 292670 A DK292670 A DK 292670A DK 140328 B DK140328 B DK 140328B
Authority
DK
Denmark
Prior art keywords
phase demodulator
receiver containing
receiver
demodulator
phase
Prior art date
Application number
DK292670AA
Other languages
English (en)
Other versions
DK140328C (da
Inventor
Felix Daniel Tisi
Frank De Jager
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of DK140328B publication Critical patent/DK140328B/da
Application granted granted Critical
Publication of DK140328C publication Critical patent/DK140328C/da

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)

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
DK292670AA 1969-06-07 1970-06-04 Modtager indeholdende en n-fase-demodulator. DK140328B (da)

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 (2)

Publication Number Publication Date
DK140328B true DK140328B (da) 1979-07-30
DK140328C DK140328C (da) 1979-12-17

Family

ID=19807133

Family Applications (1)

Application Number Title Priority Date Filing Date
DK292670AA DK140328B (da) 1969-06-07 1970-06-04 Modtager indeholdende en n-fase-demodulator.

Country Status (10)

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

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
US3886462A (en) * 1972-12-27 1975-05-27 Mitsubishi Electric Corp Circuit for reproducing reference carrier wave
US3924197A (en) * 1972-12-27 1975-12-02 Mitsubishi Electric Corp Circuit for reproducing reference carrier wave
FR2225881B1 (da) * 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
US4704722A (en) * 1982-06-14 1987-11-03 American Telephone And Telegraph Company, At&T Bell Laboratories Timing recovery circuit
EP0111535B1 (en) * 1982-06-14 1990-08-22 Western Electric Company, Incorporated Method of recovering timing signals
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
CH509712A (de) 1971-06-30
DE2025269B2 (de) 1976-10-28
DE2025269A1 (de) 1970-11-26
DK140328C (da) 1979-12-17
NL6908714A (da) 1970-12-09
GB1256220A (en) 1971-12-08
CA919256A (en) 1973-01-16
NL154897B (nl) 1977-10-17
BE751587A (fr) 1970-12-07
FR2049992A5 (da) 1971-03-26
SE352215B (da) 1972-12-18
US3654564A (en) 1972-04-04
AT298565B (de) 1972-05-10

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Legal Events

Date Code Title Description
PBP Patent lapsed