NL187778C - Fasedemodulator. - Google Patents

Fasedemodulator.

Info

Publication number: NL187778C
Authority: NL; Netherlands
Prior art keywords: phase modulator; modulator; phase
Prior art date: 1973-11-06

Application number

NLAANVRAGE7414494,A

Other languages

English (en)

Dutch (nl)

Other versions

NL7414494A (nl

NL187778B (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.)

1973-11-06

Filing date

1974-11-06

Publication date

1992-01-02

1974-11-06 Application filed by Sony Corp filed Critical Sony Corp

1975-05-09 Publication of NL7414494A publication Critical patent/NL7414494A/xx

1991-08-01 Publication of NL187778B publication Critical patent/NL187778B/xx

1992-01-02 Application granted granted Critical

1992-01-02 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 (xx)	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 (xx)
JP (1)	JPS5075759A (xx)
AT (1)	AT371636B (xx)
AU (1)	AU470647B2 (xx)
CA (1)	CA1045219A (xx)
DE (1)	DE2452487C3 (xx)
FR (1)	FR2250227B1 (xx)
GB (1)	GB1476145A (xx)
IT (1)	IT1023155B (xx)
NL (1)	NL187778C (xx)

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

1973
- 1973-11-06 JP JP48124766A patent/JPS5075759A/ja active Pending
1974
- 1974-10-29 US US05/519,028 patent/US3949314A/en not_active Expired - Lifetime
- 1974-10-31 AU AU74924/74A patent/AU470647B2/en not_active Expired
- 1974-11-01 GB GB4740474A patent/GB1476145A/en not_active Expired
- 1974-11-05 IT IT53857/74A patent/IT1023155B/it active
- 1974-11-05 CA CA213,081A patent/CA1045219A/en not_active Expired
- 1974-11-05 DE DE2452487A patent/DE2452487C3/de not_active Expired
- 1974-11-06 AT AT0890174A patent/AT371636B/de not_active IP Right Cessation
- 1974-11-06 NL NLAANVRAGE7414494,A patent/NL187778C/xx not_active IP Right Cessation
- 1974-12-17 FR FR7441578A patent/FR2250227B1/fr not_active Expired

Also Published As

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

Legal Events

Date	Code	Title
1982-01-04	BC	A request for examination has been filed
1985-01-01	A85	Still pending on 85-01-01
1994-12-16	V4	Discontinued because of reaching the maximum lifetime of a patent

Publication	Publication Date	Title
DK134804B (da)	1977-01-24	Pakning.
NO142377C (no)	1980-08-20	Dampkroelljern.
DK133480B (da)	1976-05-24	Underloft.
NL7414096A (nl)	1975-05-09	Meerinrichting.
NO741792L (no)	1977-12-08	Prosjektil-tennroer.
AR203038A1 (es)	1975-08-08	Modulador delta
SE7408875L (sv)	1975-01-13	Moduleringssystem.
DK138910B (da)	1978-11-13	Termovindue.
NL187778C (nl)	1992-01-02	Fasedemodulator.
SE414831B (sv)	1980-08-18	Rorvermevexlare.
NO143436C (no)	1981-02-11	Fluidumsstroemningsmaaler.
BE823551A (fr)	1975-06-19	Modulateur de phase
NL7508810A (nl)	1976-01-27	Hyperfrekwente fasemodulator.
IT1027911B (it)	1978-12-20	Tdoppio modulatore amplipicatore bilanciato
NL165399C (nl)	1981-04-15	Tondeuse.
NL165842C (nl)	1981-05-15	Springmijn.
ES189944Y (es)	1974-10-16	Sortija-brazalete.
NL7407467A (nl)	1975-01-21	Voetmat.
NL7409221A (nl)	1975-01-14	Bis-cumarienen.
NL151586B (nl)	1976-11-15	Fasemodulator.
NL7410168A (nl)	1975-02-03	Zinkelektrode.
NO140660C (no)	1979-10-17	Dumpefartoey.
NL7414069A (nl)	1975-05-06	Cumarino-3.4-oxazolen.
IT979132B (it)	1974-09-30	Modulatore di fase
ES190900Y (es)	1974-12-01	Bolso-monedero neceser.