JPS53116207U - - Google Patents
Info
- Publication number
- JPS53116207U JPS53116207U JP1977021222U JP2122277U JPS53116207U JP S53116207 U JPS53116207 U JP S53116207U JP 1977021222 U JP1977021222 U JP 1977021222U JP 2122277 U JP2122277 U JP 2122277U JP S53116207 U JPS53116207 U JP S53116207U
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
- H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
- H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
- H04H40/72—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving for noise suppression
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/16—Multiple-frequency-changing
- H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/34—Muting amplifier when no signal is present
- H03G3/348—Muting in response to a mechanical action or to power supply variations, e.g. during tuning; Click removal circuits
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/023—Neutralization of the automatic frequency correction during a tuning change
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Stereo-Broadcasting Methods (AREA)
- Superheterodyne Receivers (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977021222U JPS6042533Y2 (ja) | 1977-02-23 | 1977-02-23 | Ｆｍ受信装置 |
| US05/878,797 US4232191A (en) | 1977-02-23 | 1978-02-17 | FM Receiving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977021222U JPS6042533Y2 (ja) | 1977-02-23 | 1977-02-23 | Ｆｍ受信装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53116207U true JPS53116207U (OSRAM) | 1978-09-16 |
| JPS6042533Y2 JPS6042533Y2 (ja) | 1985-12-27 |
Family
ID=12048980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1977021222U Expired JPS6042533Y2 (ja) | 1977-02-23 | 1977-02-23 | Ｆｍ受信装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4232191A (OSRAM) |
| JP (1) | JPS6042533Y2 (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4496979A (en) * | 1983-11-22 | 1985-01-29 | Casat Technology, Inc. | FM High-fidelity processor |
| RU2182399C1 (ru) * | 2000-12-04 | 2002-05-10 | Военный инженерно-космический университет им. А.Ф. Можайского | Преобразователь частоты |
| RU2414042C2 (ru) * | 2008-07-24 | 2011-03-10 | Закрытое акционерное общество "Конструкторское бюро навигационных систем" (ЗАО "КБ НАВИС") | Способ и устройство бесфильтрового преобразования частоты |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4944611A (OSRAM) * | 1972-08-30 | 1974-04-26 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2282834A (en) * | 1940-06-29 | 1942-05-12 | Rca Corp | Double heterodyne receiving system |
| US2272401A (en) * | 1940-11-13 | 1942-02-10 | Bell Telephone Labor Inc | Frequency modulation receiver |
| US3257511A (en) * | 1960-04-18 | 1966-06-21 | Zenith Radio Corp | Stereo em transmission system |
| US3742361A (en) * | 1971-05-28 | 1973-06-26 | Texas Instruments Inc | Threshold extension phase modulated feedback receiver |
| US3909735A (en) * | 1974-04-04 | 1975-09-30 | Ncr Co | Slow switch for bandwidth change in phase-locked loop |
| US3965423A (en) * | 1974-07-17 | 1976-06-22 | Mcintosh Laboratory Inc. | Automatic frequency control system |
| JPS51142201A (en) * | 1975-06-02 | 1976-12-07 | Onkyo Corp | Automatic frequency control circuit |
| GB1529116A (en) * | 1976-06-25 | 1978-10-18 | Indesit | Receiver having a device for tuning the receiver to a selected signal frequency for reception by the receiver |
-
1977
- 1977-02-23 JP JP1977021222U patent/JPS6042533Y2/ja not_active Expired
-
1978
- 1978-02-17 US US05/878,797 patent/US4232191A/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4944611A (OSRAM) * | 1972-08-30 | 1974-04-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6042533Y2 (ja) | 1985-12-27 |
| US4232191A (en) | 1980-11-04 |