NL182187C - Ontvanger voor am en fm signalen. - Google Patents
Ontvanger voor am en fm signalen.Info
- Publication number
- NL182187C NL182187C NLAANVRAGE7713688,A NL7713688A NL182187C NL 182187 C NL182187 C NL 182187C NL 7713688 A NL7713688 A NL 7713688A NL 182187 C NL182187 C NL 182187C
- Authority
- NL
- Netherlands
- Prior art keywords
- receiver
- signals
- 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
- H03D3/18—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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D5/00—Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Superheterodyne Receivers (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51149104A JPS5855696B2 (ja) | 1976-12-11 | 1976-12-11 | Am・fm兼用周波数弁別器 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7713688A NL7713688A (nl) | 1978-06-13 |
NL182187B NL182187B (nl) | 1987-08-17 |
NL182187C true NL182187C (nl) | 1988-01-18 |
Family
ID=15467773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7713688,A NL182187C (nl) | 1976-12-11 | 1977-12-09 | Ontvanger voor am en fm signalen. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4160955A (nl) |
JP (1) | JPS5855696B2 (nl) |
AU (1) | AU514426B2 (nl) |
DE (1) | DE2754250B2 (nl) |
NL (1) | NL182187C (nl) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55162607A (en) * | 1979-06-05 | 1980-12-18 | Victor Co Of Japan Ltd | Fm demodulation circuit |
JPS56116711U (nl) * | 1980-02-06 | 1981-09-07 | ||
DE3024085A1 (de) * | 1980-06-27 | 1982-01-21 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Am-fm-rundfunkempfaenger zum empfang von am-stereosignalen |
JPS6027209A (ja) * | 1983-07-22 | 1985-02-12 | Murata Mfg Co Ltd | Fm復調回路 |
JPH01105588U (nl) * | 1988-01-11 | 1989-07-17 | ||
JPH07246915A (ja) * | 1994-03-10 | 1995-09-26 | Alpine Electron Inc | 車載用受信装置 |
US6473606B1 (en) * | 1999-11-16 | 2002-10-29 | Motorola, Inc. | Common intermediate frequency broadcast radio front end |
US8108044B2 (en) * | 2008-03-27 | 2012-01-31 | Medtronic, Inc. | Method and apparatus for the staged detection of RF energy |
US8170515B2 (en) * | 2008-05-21 | 2012-05-01 | Medtronic, Inc. | Method and apparatus for the phased detection of a signal including a frequency deviation detection phase |
JP5141538B2 (ja) * | 2008-12-19 | 2013-02-13 | ヤマハ株式会社 | 信号識別装置、復調装置、自動演奏鍵盤楽器、信号識別方法およびプログラム |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3667060A (en) * | 1970-08-26 | 1972-05-30 | Rca Corp | Balanced angle modulation detector |
US3800226A (en) * | 1971-01-07 | 1974-03-26 | Magnavox Co | Multiple frequency fm detector |
CA1062779A (en) * | 1974-04-04 | 1979-09-18 | General Electric Company | Detector for am-fm signals |
-
1976
- 1976-12-11 JP JP51149104A patent/JPS5855696B2/ja not_active Expired
-
1977
- 1977-11-29 AU AU31042/77A patent/AU514426B2/en not_active Expired
- 1977-12-05 US US05/857,445 patent/US4160955A/en not_active Expired - Lifetime
- 1977-12-06 DE DE2754250A patent/DE2754250B2/de not_active Ceased
- 1977-12-09 NL NLAANVRAGE7713688,A patent/NL182187C/nl not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2754250A1 (de) | 1978-06-15 |
JPS5855696B2 (ja) | 1983-12-10 |
AU514426B2 (en) | 1981-02-12 |
NL182187B (nl) | 1987-08-17 |
AU3104277A (en) | 1979-06-07 |
US4160955A (en) | 1979-07-10 |
NL7713688A (nl) | 1978-06-13 |
DE2754250B2 (de) | 1979-10-31 |
JPS5373055A (en) | 1978-06-29 |
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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 |
Free format text: 971209 |