NL188258C - Fm-demodulatieschakeling. - Google Patents
Fm-demodulatieschakeling.Info
- Publication number
- NL188258C NL188258C NLAANVRAGE7317640,A NL7317640A NL188258C NL 188258 C NL188258 C NL 188258C NL 7317640 A NL7317640 A NL 7317640A NL 188258 C NL188258 C NL 188258C
- Authority
- NL
- Netherlands
- Prior art keywords
- demodulation switch
- demodulation
- switch
- Prior art date
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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Networks Using Active Elements (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12844672A JPS5639565B2 (nl) | 1972-12-21 | 1972-12-21 | |
US42731773A | 1973-12-21 | 1973-12-21 | |
US05/586,730 US4007426A (en) | 1972-12-21 | 1975-06-13 | F-M Demodulator circuit |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7317640A NL7317640A (nl) | 1974-06-25 |
NL188258B NL188258B (nl) | 1991-12-02 |
NL188258C true NL188258C (nl) | 1992-05-06 |
Family
ID=27315752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7317640,A NL188258C (nl) | 1972-12-21 | 1973-12-21 | Fm-demodulatieschakeling. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4007426A (nl) |
JP (1) | JPS5639565B2 (nl) |
CA (1) | CA1017419A (nl) |
DE (1) | DE2363599C3 (nl) |
FR (1) | FR2211803B1 (nl) |
GB (1) | GB1451385A (nl) |
NL (1) | NL188258C (nl) |
SE (1) | SE404572B (nl) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54158153A (en) * | 1978-06-02 | 1979-12-13 | Nec Corp | Fm demodulating circuit |
JPS5715505A (en) * | 1980-07-03 | 1982-01-26 | Toshiba Corp | Fm demodulation circuit |
DE3437923C1 (de) * | 1984-10-17 | 1986-07-17 | Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa | Spannungsgesteuerter Oszillator |
JPS6271320A (ja) * | 1985-09-25 | 1987-04-02 | Toshiba Corp | 電流制御発振器 |
US4928068A (en) * | 1989-05-01 | 1990-05-22 | Motorola Inc. | FM demodulator |
FI100752B (fi) * | 1996-05-09 | 1998-02-13 | Nikolay Tchamov | Multivibraattoripiiri |
US6369647B1 (en) * | 2000-12-21 | 2002-04-09 | Motorola, Inc. | Demodulator circuit and method of tuning |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3518575A (en) * | 1966-08-26 | 1970-06-30 | Sits Soc It Telecom Siemens | Frequency modulator with transistor multivibrator |
US3681702A (en) * | 1970-08-31 | 1972-08-01 | Int Video Corp | High speed pim demodulator |
NL7115805A (nl) * | 1971-11-17 | 1973-05-21 | ||
US3902140A (en) * | 1972-10-18 | 1975-08-26 | Alan B Grebene | Digitally controlled oscillator |
JPS5224370B2 (nl) * | 1972-12-22 | 1977-06-30 |
-
1972
- 1972-12-21 JP JP12844672A patent/JPS5639565B2/ja not_active Expired
-
1973
- 1973-12-20 DE DE2363599A patent/DE2363599C3/de not_active Expired
- 1973-12-20 CA CA188,619A patent/CA1017419A/en not_active Expired
- 1973-12-20 SE SE7317324A patent/SE404572B/xx unknown
- 1973-12-20 GB GB5922173A patent/GB1451385A/en not_active Expired
- 1973-12-21 NL NLAANVRAGE7317640,A patent/NL188258C/nl not_active IP Right Cessation
- 1973-12-21 FR FR7346076A patent/FR2211803B1/fr not_active Expired
-
1975
- 1975-06-13 US US05/586,730 patent/US4007426A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU6385573A (en) | 1975-06-26 |
DE2363599C3 (de) | 1979-03-15 |
SE404572B (sv) | 1978-10-09 |
FR2211803B1 (nl) | 1976-11-19 |
CA1017419A (en) | 1977-09-13 |
NL188258B (nl) | 1991-12-02 |
NL7317640A (nl) | 1974-06-25 |
DE2363599A1 (de) | 1974-06-27 |
JPS5639565B2 (nl) | 1981-09-14 |
DE2363599B2 (de) | 1978-07-06 |
GB1451385A (en) | 1976-09-29 |
FR2211803A1 (nl) | 1974-07-19 |
US4007426A (en) | 1977-02-08 |
JPS4984774A (nl) | 1974-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
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 |