SE387501B - Forfarande for demodulering av en differentiellt fasmodulerad signal - Google Patents

Forfarande for demodulering av en differentiellt fasmodulerad signal

Info

Publication number
SE387501B
SE387501B SE7303519A SE7303519A SE387501B SE 387501 B SE387501 B SE 387501B SE 7303519 A SE7303519 A SE 7303519A SE 7303519 A SE7303519 A SE 7303519A SE 387501 B SE387501 B SE 387501B
Authority
SE
Sweden
Prior art keywords
demodulation
procedure
modulated signal
phase modulated
differential phase
Prior art date
Application number
SE7303519A
Other languages
English (en)
Inventor
R M Serkilahti
Original Assignee
Nokia Oy Ab
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 Nokia Oy Ab filed Critical Nokia Oy Ab
Publication of SE387501B publication Critical patent/SE387501B/sv

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/18—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of synchronous gating arrangements
    • H03D3/20—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of synchronous gating arrangements producing pulses whose amplitude or duration depends on phase difference
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0039—Exclusive OR logic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measuring Phase Differences (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
SE7303519A 1972-03-17 1973-03-13 Forfarande for demodulering av en differentiellt fasmodulerad signal SE387501B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI732/72A FI53904C (fi) 1972-03-17 1972-03-17 Foerfarande foer demodulering av en differentialt fasmodulerad signal

Publications (1)

Publication Number Publication Date
SE387501B true SE387501B (sv) 1976-09-06

Family

ID=8504560

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7303519A SE387501B (sv) 1972-03-17 1973-03-13 Forfarande for demodulering av en differentiellt fasmodulerad signal

Country Status (5)

Country Link
US (1) US3843931A (sv)
FI (1) FI53904C (sv)
GB (1) GB1410416A (sv)
NL (1) NL7303727A (sv)
SE (1) SE387501B (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS538445B2 (sv) * 1973-03-28 1978-03-29
DE2357655B2 (de) * 1973-11-19 1975-09-11 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Demodulation eines frequenzdifferenziellen phasenmodulierten Signalgemisches
US4038540A (en) * 1976-04-19 1977-07-26 Honeywell Inc. Quadrature correlation pulse detector
GB1534657A (en) * 1976-04-19 1978-12-06 Honeywell Inc Pulse train detector using correlation
US4217551A (en) * 1977-07-25 1980-08-12 Intech Laboratories, Inc. Phase modulated data transmission system
FR2458182B1 (fr) * 1979-06-01 1985-07-05 Thomson Csf Dispositif de synchronisation et demodulateurs de phase differentielle comportant un tel dispositif
US4371839A (en) * 1980-04-03 1983-02-01 Ford Aerospace & Communications Corporation Differentially coherent signal detector
US4379266A (en) * 1980-04-03 1983-04-05 Ford Aerospace & Communications Corporation PSK Demodulator with automatic compensation of delay induced phase shifts
US4933958A (en) * 1987-12-17 1990-06-12 Siemens Aktiengesellschaft Method for receiving carrier oscillations modulated with a useful signal
GB2272613B (en) * 1992-11-14 1996-04-17 Nokia Mobile Phones Uk Demodulation of a digital phase modulated signal
US5757868A (en) * 1994-02-16 1998-05-26 Motorola, Inc. Digital phase detector with integrated phase detection

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1404512A (fr) * 1964-05-08 1965-07-02 Cit Alcatel Récepteurs de télégraphie
DE2043164B2 (de) * 1970-08-31 1972-10-12 Siemens AG, 1000 Berlin u. 8000 München Schaltungsanordnung zur demodulation von phasendifferenzmodulierten datensignalen
BE791371A (fr) * 1971-11-17 1973-03-01 Western Electric Co Demodulateur numerique pour systeme de transmission de donnees a modulation de phase

Also Published As

Publication number Publication date
US3843931A (en) 1974-10-22
NL7303727A (sv) 1973-09-19
GB1410416A (en) 1975-10-15
FI53904B (fi) 1978-05-02
FI53904C (fi) 1978-08-10

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