DE3268437D1 - Multiplier circuit for stereo decoders - Google Patents
Multiplier circuit for stereo decodersInfo
- Publication number
- DE3268437D1 DE3268437D1 DE8282201222T DE3268437T DE3268437D1 DE 3268437 D1 DE3268437 D1 DE 3268437D1 DE 8282201222 T DE8282201222 T DE 8282201222T DE 3268437 T DE3268437 T DE 3268437T DE 3268437 D1 DE3268437 D1 DE 3268437D1
- Authority
- DE
- Germany
- Prior art keywords
- multiplier circuit
- stereo decoders
- decoders
- stereo
- multiplier
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
- H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
- H04H20/47—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems
- H04H20/48—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems for FM stereophonic broadcast systems
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Amplitude Modulation (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8104668A NL8104668A (nl) | 1981-10-14 | 1981-10-14 | Vermenigvuldigschakeling voor stereo-decoders. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3268437D1 true DE3268437D1 (de) | 1986-02-20 |
Family
ID=19838217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282201222T Expired DE3268437D1 (de) | 1981-10-14 | 1982-09-30 | Multiplier circuit for stereo decoders |
Country Status (6)
Country | Link |
---|---|
US (1) | US4517655A (de) |
EP (1) | EP0077091B1 (de) |
JP (1) | JPS5886667A (de) |
AU (1) | AU557132B2 (de) |
DE (1) | DE3268437D1 (de) |
NL (1) | NL8104668A (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59182626A (ja) * | 1983-03-31 | 1984-10-17 | Toshiba Corp | スイッチング回路 |
NL8302591A (nl) * | 1983-07-20 | 1985-02-18 | Philips Nv | Vermenigvuldigschakeling met geschakelde capaciteiten circuits. |
NL8401277A (nl) * | 1984-04-19 | 1985-11-18 | Philips Nv | Fasevergrendelde lus met omschakelbare fasedetektor. |
NL8502071A (nl) * | 1985-07-18 | 1987-02-16 | Philips Nv | Vermenigvuldigschakeling van het geschakelde capaciteiten type. |
US4727333A (en) * | 1986-06-30 | 1988-02-23 | Rca Corporation | Circuitry for multiplying a PCM signal by a sinusoid |
US5182521A (en) * | 1987-08-28 | 1993-01-26 | The University Of Melbourne | Time-multiplexed switched capacitor circuit having reduced capacitance |
WO1989006069A1 (en) * | 1987-12-24 | 1989-06-29 | The University Of Melbourne | Switched capacitor circuits |
DE3838872A1 (de) * | 1988-11-17 | 1990-05-23 | Olympia Aeg | Modulationsverfahren und anordnung zum durchfuehren des verfahrens |
EP0741366B1 (de) * | 1995-04-26 | 2001-02-14 | Yozan Inc. | Multiplizierschaltung |
EP1515430A1 (de) * | 2003-09-15 | 2005-03-16 | IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A. | Mischer zur Konversion von Radiofrequenz-Signalen in Basisband-Signale |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL154082B (nl) * | 1968-07-09 | 1977-07-15 | Philips Nv | Inrichting voor overdracht van rechthoekige synchrone informatiepulsen. |
US3517298A (en) * | 1968-07-09 | 1970-06-23 | Peter L Richman | Harmonic-insensitive gated a.c.-to-d.c. converter |
AT325115B (de) * | 1972-05-16 | 1975-10-10 | Siemens Ag | Anordnung zur übertragung eines amplitudenmodulierten amplitudensignals |
US3962551A (en) * | 1974-03-28 | 1976-06-08 | Motorola, Inc. | Methods and systems for providing stereo decoding signals |
US4142241A (en) * | 1977-10-19 | 1979-02-27 | North Atlantic Industries, Inc. | Harmonic insensitive phase sensitive demodulator |
IT1159657B (it) * | 1978-05-05 | 1987-03-04 | Rai Radiotelevisione Italiana | Codificatore stereofonico utilizzante un sistema di commutazione multilivello per la formazione del segnale stereofonico |
US4194161A (en) * | 1978-10-25 | 1980-03-18 | Harris Corporation | Switching modulators and demodulators utilizing modified switching signal |
US4300019A (en) * | 1979-01-09 | 1981-11-10 | Victor Company Of Japan, Limited | Method and apparatus for multiplying an electrical signal |
US4320361A (en) * | 1979-07-20 | 1982-03-16 | Marconi Instruments Limited | Amplitude and frequency modulators using a switchable component controlled by data signals |
SU955109A1 (ru) * | 1979-12-11 | 1982-08-30 | Предприятие П/Я Г-4934 | Устройство дл формировани квадратурных гармонических колебаний |
US4346354A (en) * | 1980-09-29 | 1982-08-24 | Continental Electronics, Inc. | Amplitude modulator using variable width rectangular pulse generator |
-
1981
- 1981-10-14 NL NL8104668A patent/NL8104668A/nl not_active Application Discontinuation
-
1982
- 1982-09-10 US US06/416,737 patent/US4517655A/en not_active Expired - Fee Related
- 1982-09-30 EP EP82201222A patent/EP0077091B1/de not_active Expired
- 1982-09-30 DE DE8282201222T patent/DE3268437D1/de not_active Expired
- 1982-10-13 AU AU89308/82A patent/AU557132B2/en not_active Ceased
- 1982-10-14 JP JP57180548A patent/JPS5886667A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5886667A (ja) | 1983-05-24 |
EP0077091B1 (de) | 1986-01-08 |
NL8104668A (nl) | 1983-05-02 |
US4517655A (en) | 1985-05-14 |
JPS612990B2 (de) | 1986-01-29 |
AU557132B2 (en) | 1986-12-04 |
AU8930882A (en) | 1983-04-21 |
EP0077091A1 (de) | 1983-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL |
|
8339 | Ceased/non-payment of the annual fee |