JPH0430771B2 - - Google Patents
Info
- Publication number
- JPH0430771B2 JPH0430771B2 JP58036787A JP3678783A JPH0430771B2 JP H0430771 B2 JPH0430771 B2 JP H0430771B2 JP 58036787 A JP58036787 A JP 58036787A JP 3678783 A JP3678783 A JP 3678783A JP H0430771 B2 JPH0430771 B2 JP H0430771B2
- Authority
- JP
- Japan
- Prior art keywords
- stereo
- filter
- circuit
- low
- loop
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 230000010363 phase shift Effects 0.000 claims description 38
- 239000011159 matrix material Substances 0.000 claims description 9
- 230000006835 compression Effects 0.000 description 15
- 238000007906 compression Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 9
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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
- H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
- H03D3/003—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback
- H03D3/004—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback wherein the demodulated signal is used for controlling an oscillator, e.g. the local oscillator
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/1646—Circuits adapted for the reception of stereophonic signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Stereo-Broadcasting Methods (AREA)
- Superheterodyne Receivers (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8200959A NL8200959A (nl) | 1982-03-09 | 1982-03-09 | Fm-ontvanger voorzien van een frequentie gesleutelde lus. |
| NL8200959 | 1982-03-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58166840A JPS58166840A (ja) | 1983-10-03 |
| JPH0430771B2 true JPH0430771B2 (h) | 1992-05-22 |
Family
ID=19839390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58036787A Granted JPS58166840A (ja) | 1982-03-09 | 1983-03-08 | Ｆｍ受信機 |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4523328A (h) |
| EP (1) | EP0088467B1 (h) |
| JP (1) | JPS58166840A (h) |
| KR (1) | KR880001980B1 (h) |
| AR (1) | AR230543A1 (h) |
| AT (1) | ATE22765T1 (h) |
| AU (1) | AU564027B2 (h) |
| BR (1) | BR8301101A (h) |
| CA (1) | CA1208701A (h) |
| DE (1) | DE3366793D1 (h) |
| DK (1) | DK73983A (h) |
| ES (1) | ES8401695A1 (h) |
| HK (1) | HK39487A (h) |
| NL (1) | NL8200959A (h) |
| SG (1) | SG20387G (h) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3335024A1 (de) * | 1983-09-28 | 1985-04-11 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung fuer einen empfaenger mit zwei phasenregelkreisen |
| DE3346059A1 (de) * | 1983-12-21 | 1985-07-04 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Fm-stereoempfaenger |
| DE3419040A1 (de) * | 1984-05-22 | 1985-11-28 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zur hubbegrenzung in einem frequenzmodulierten sprechfunkgeraet |
| DE3446078A1 (de) * | 1984-12-18 | 1986-06-19 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Fm-stereoempfaenger |
| EP0255553B1 (de) * | 1986-08-07 | 1992-07-22 | Deutsche ITT Industries GmbH | Empfangsverfahren für frequenzmodulierte Stereo-Multiplex-Signale |
| JPH03101528A (ja) * | 1989-09-14 | 1991-04-26 | Clarion Co Ltd | Ｆｍステレオ受信装置 |
| US5097230A (en) * | 1990-05-24 | 1992-03-17 | Emhiser Research Limited | Phase locked loop that includes D. C. modulation |
| US6418556B1 (en) * | 1993-09-09 | 2002-07-09 | United Video Properties, Inc. | Electronic television program guide schedule system and method |
| US5812737A (en) * | 1995-01-09 | 1998-09-22 | The Board Of Trustees Of The Leland Stanford Junior University | Harmonic and frequency-locked loop pitch tracker and sound separation system |
| US6633550B1 (en) * | 1997-02-20 | 2003-10-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Radio transceiver on a chip |
| EP1091512A1 (fr) * | 1999-10-06 | 2001-04-11 | Conseils et Manufactures VLG SA | Récepteur à modulation de fréquence, notamment pour une application RDS |
| CH702685B1 (fr) | 1999-10-06 | 2011-08-31 | Richemont Int Sa | Récepteur à modulation de fréquence, notamment pour une application RDS. |
| US8144878B2 (en) | 2006-03-06 | 2012-03-27 | Mediatek Inc. | FM receiver and pilot detector thereof, and method for determining a type of a processed signal |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL273845A (h) * | 1961-01-24 | |||
| GB1118903A (en) * | 1966-03-03 | 1968-07-03 | Igor Alexandrovich Gusyatinsky | A frequency-modulated receiver |
| US3466399A (en) * | 1966-12-06 | 1969-09-09 | Zenith Radio Corp | Stereo receiver suitable for integrated circuit construction |
| US3798376A (en) * | 1969-12-29 | 1974-03-19 | Rca Corp | Multiplex decoding system |
| JPS5226081B1 (h) * | 1971-04-21 | 1977-07-12 | ||
| NL184594C (nl) * | 1979-09-04 | 1989-09-01 | Philips Nv | Radio-ontvanger voorzien van een frequentie gesleutelde lus met audiofrequente terugkoppeling, en een stomschakeling. |
-
1982
- 1982-03-09 NL NL8200959A patent/NL8200959A/nl not_active Application Discontinuation
-
1983
- 1983-02-21 DK DK73983A patent/DK73983A/da not_active Application Discontinuation
- 1983-02-22 US US06/468,229 patent/US4523328A/en not_active Expired - Fee Related
- 1983-02-23 AR AR292202A patent/AR230543A1/es active
- 1983-02-25 EP EP83200281A patent/EP0088467B1/en not_active Expired
- 1983-02-25 AT AT83200281T patent/ATE22765T1/de not_active IP Right Cessation
- 1983-02-25 DE DE8383200281T patent/DE3366793D1/de not_active Expired
- 1983-03-03 CA CA000422773A patent/CA1208701A/en not_active Expired
- 1983-03-07 ES ES520368A patent/ES8401695A1/es not_active Expired
- 1983-03-07 BR BR8301101A patent/BR8301101A/pt not_active IP Right Cessation
- 1983-03-07 AU AU12128/83A patent/AU564027B2/en not_active Ceased
- 1983-03-08 KR KR1019830000933A patent/KR880001980B1/ko not_active Expired
- 1983-03-08 JP JP58036787A patent/JPS58166840A/ja active Granted
-
1987
- 1987-02-26 SG SG203/87A patent/SG20387G/en unknown
- 1987-05-21 HK HK394/87A patent/HK39487A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SG20387G (en) | 1987-07-03 |
| AU564027B2 (en) | 1987-07-30 |
| EP0088467A3 (en) | 1983-10-26 |
| HK39487A (en) | 1987-05-29 |
| DE3366793D1 (en) | 1986-11-13 |
| ES520368A0 (es) | 1983-12-16 |
| ES8401695A1 (es) | 1983-12-16 |
| AU1212883A (en) | 1983-09-15 |
| DK73983D0 (da) | 1983-02-21 |
| JPS58166840A (ja) | 1983-10-03 |
| NL8200959A (nl) | 1983-10-03 |
| KR880001980B1 (ko) | 1988-10-08 |
| EP0088467B1 (en) | 1986-10-08 |
| CA1208701A (en) | 1986-07-29 |
| AR230543A1 (es) | 1984-04-30 |
| EP0088467A2 (en) | 1983-09-14 |
| ATE22765T1 (de) | 1986-10-15 |
| DK73983A (da) | 1983-09-10 |
| KR840004632A (ko) | 1984-10-22 |
| BR8301101A (pt) | 1983-11-22 |
| US4523328A (en) | 1985-06-11 |
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