ES284760A1 - Un detector de subportadora para receptores estereofónicos de modulación de frecuencia - Google Patents
Un detector de subportadora para receptores estereofónicos de modulación de frecuenciaInfo
- Publication number
- ES284760A1 ES284760A1 ES284760A ES284760A ES284760A1 ES 284760 A1 ES284760 A1 ES 284760A1 ES 284760 A ES284760 A ES 284760A ES 284760 A ES284760 A ES 284760A ES 284760 A1 ES284760 A1 ES 284760A1
- Authority
- ES
- Spain
- Prior art keywords
- oscillator
- pilot signal
- frequency
- subcarrier
- translation
- 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
- 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
- H03D1/2209—Decoders for simultaneous demodulation and decoding of signals composed of a sum-signal and a suppressed carrier, amplitude modulated by a difference signal, e.g. stereocoders
- H03D1/2218—Decoders for simultaneous demodulation and decoding of signals composed of a sum-signal and a suppressed carrier, amplitude modulated by a difference signal, e.g. stereocoders using diodes for the decoding
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Stereo-Broadcasting Methods (AREA)
- Television Receiver Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US173785A US3249697A (en) | 1962-02-16 | 1962-02-16 | Fm multiplex stereo radio signal receivers |
Publications (1)
Publication Number | Publication Date |
---|---|
ES284760A1 true ES284760A1 (es) | 1963-07-01 |
Family
ID=22633478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES284760A Expired ES284760A1 (es) | 1962-02-16 | 1963-02-01 | Un detector de subportadora para receptores estereofónicos de modulación de frecuencia |
Country Status (7)
Country | Link |
---|---|
US (1) | US3249697A (es) |
BE (1) | BE628446A (es) |
DE (1) | DE1236012B (es) |
ES (1) | ES284760A1 (es) |
GB (1) | GB1000228A (es) |
NL (2) | NL144462B (es) |
SE (1) | SE321010B (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL299893A (es) * | 1963-10-29 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1839419A (en) * | 1929-12-27 | 1932-01-05 | Senauke Alexander | Radioreceiver |
DE1092514B (de) * | 1959-09-18 | 1960-11-10 | Blaupunkt Werke Gmbh | Nachrichtenempfangsgeraet fuer monaurale und stereophone Wiedergabe |
US3105117A (en) * | 1960-08-17 | 1963-09-24 | Loewe Opta Ag | Arrangement for receiving stereophonic transmissions |
GB949423A (en) * | 1961-06-14 | 1964-02-12 | Motorola Inc | Radio receiving system for biaural and monaural signals |
US3069505A (en) * | 1961-07-12 | 1962-12-18 | Philco Corp | Multiplex stereophonic transmitting and receiving system |
NL281582A (es) * | 1961-07-31 | |||
US3176075A (en) * | 1961-10-20 | 1965-03-30 | Electronic Instr Co Inc | Detector of multiplex stereophonic signals |
-
0
- BE BE628446D patent/BE628446A/xx unknown
- NL NL289074D patent/NL289074A/xx unknown
-
1962
- 1962-02-16 US US173785A patent/US3249697A/en not_active Expired - Lifetime
-
1963
- 1963-01-30 GB GB3890/63A patent/GB1000228A/en not_active Expired
- 1963-02-01 ES ES284760A patent/ES284760A1/es not_active Expired
- 1963-02-07 DE DER34403A patent/DE1236012B/de not_active Withdrawn
- 1963-02-15 SE SE1705/63A patent/SE321010B/xx unknown
- 1963-02-15 NL NL63289074A patent/NL144462B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL289074A (es) | |
BE628446A (es) | |
GB1000228A (en) | 1965-08-04 |
US3249697A (en) | 1966-05-03 |
NL144462B (nl) | 1974-12-16 |
SE321010B (es) | 1970-02-23 |
DE1236012B (de) | 1967-03-09 |
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