NL187778C - Fasedemodulator. - Google Patents

Fasedemodulator.

Info

Publication number
NL187778C
NL187778C NLAANVRAGE7414494,A NL7414494A NL187778C NL 187778 C NL187778 C NL 187778C NL 7414494 A NL7414494 A NL 7414494A NL 187778 C NL187778 C NL 187778C
Authority
NL
Netherlands
Prior art keywords
phase modulator
modulator
phase
Prior art date
Application number
NLAANVRAGE7414494,A
Other languages
English (en)
Dutch (nl)
Other versions
NL187778B (nl
NL7414494A (nl
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of NL7414494A publication Critical patent/NL7414494A/xx
Publication of NL187778B publication Critical patent/NL187778B/xx
Application granted granted Critical
Publication of NL187778C publication Critical patent/NL187778C/xx

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
    • H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
    • H03D3/241—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop
    • H03D3/242—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop combined with means for controlling the frequency of a further oscillator, e.g. for negative frequency feedback or AFC
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Television Signal Processing For Recording (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
NLAANVRAGE7414494,A 1973-11-06 1974-11-06 Fasedemodulator. NL187778C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48124766A JPS5075759A (it) 1973-11-06 1973-11-06

Publications (3)

Publication Number Publication Date
NL7414494A NL7414494A (nl) 1975-05-09
NL187778B NL187778B (nl) 1991-08-01
NL187778C true NL187778C (nl) 1992-01-02

Family

ID=14893573

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7414494,A NL187778C (nl) 1973-11-06 1974-11-06 Fasedemodulator.

Country Status (10)

Country Link
US (1) US3949314A (it)
JP (1) JPS5075759A (it)
AT (1) AT371636B (it)
AU (1) AU470647B2 (it)
CA (1) CA1045219A (it)
DE (1) DE2452487C3 (it)
FR (1) FR2250227B1 (it)
GB (1) GB1476145A (it)
IT (1) IT1023155B (it)
NL (1) NL187778C (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5377102A (en) * 1976-12-20 1978-07-08 Nippon Gakki Seizo Kk Fm stereo demodulating circuit
DE2913172B2 (de) * 1979-04-02 1981-06-11 Siemens AG, 1000 Berlin und 8000 München Empfänger für hochfrequente elektromagneitsche Schwingungen mit einer Frequenznachregelung
US4485358A (en) * 1981-09-28 1984-11-27 E-Systems, Inc. Method and apparatus for pulse angle modulation
US4518998A (en) * 1982-06-03 1985-05-21 Klimsch/Optronics, Inc. Method and apparatus for producing a time advanced output pulse train from an input pulse train
NL8502967A (nl) * 1985-09-19 1987-04-16 Philips Nv Hoekdemodulator.
JP3245042B2 (ja) * 1996-03-11 2002-01-07 沖電気工業株式会社 同調発振回路
US5945854A (en) * 1998-02-10 1999-08-31 Ericsson Inc. Phase locked loops including input amplitude control
JP2003525534A (ja) 1998-12-30 2003-08-26 フューチャーウェイブ インク． 定包絡線変調通信システム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3101448A (en) * 1954-12-23 1963-08-20 Gen Electric Synchronous detector system
US3012200A (en) * 1957-10-18 1961-12-05 Hurvitz Hyman Frequency coincidence detector
US3308387A (en) * 1963-09-18 1967-03-07 Ball Brothers Res Corp Clock synchronizer
US3500217A (en) * 1967-07-31 1970-03-10 Us Navy Frequency discriminator employing quadrature demodulation techniques
US3501691A (en) * 1968-05-08 1970-03-17 Varian Associates Single sideband system for improving the sensitivity of gyromagnetic resonance spectrometers

Also Published As

Publication number Publication date
DE2452487C3 (de) 1978-03-09
NL187778B (nl) 1991-08-01
GB1476145A (en) 1977-06-10
JPS5075759A (it) 1975-06-21
AU470647B2 (en) 1976-03-25
IT1023155B (it) 1978-05-10
CA1045219A (en) 1978-12-26
AT371636B (de) 1983-07-11
FR2250227B1 (it) 1977-05-20
FR2250227A1 (it) 1975-05-30
ATA890174A (de) 1982-11-15
DE2452487A1 (de) 1975-05-15
DE2452487B2 (de) 1977-07-28
US3949314A (en) 1976-04-06
AU7492474A (en) 1976-03-25
NL7414494A (nl) 1975-05-09

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Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Discontinued because of reaching the maximum lifetime of a patent