BR7701801A - Receptor de radio de amplitude modulada - Google Patents
Receptor de radio de amplitude moduladaInfo
- Publication number
- BR7701801A BR7701801A BR7701801A BR7701801A BR7701801A BR 7701801 A BR7701801 A BR 7701801A BR 7701801 A BR7701801 A BR 7701801A BR 7701801 A BR7701801 A BR 7701801A BR 7701801 A BR7701801 A BR 7701801A
- Authority
- BR
- Brazil
- Prior art keywords
- radio receiver
- modulated amplitude
- amplitude radio
- modulated
- receiver
- Prior art date
Links
Classifications
-
- 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
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
-
- 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
- H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/670,217 US4053843A (en) | 1976-03-25 | 1976-03-25 | Blanker inhibit circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7701801A true BR7701801A (pt) | 1978-01-24 |
Family
ID=24689490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7701801A BR7701801A (pt) | 1976-03-25 | 1977-03-24 | Receptor de radio de amplitude modulada |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4053843A (pt) |
| JP (1) | JPS52117507A (pt) |
| BR (1) | BR7701801A (pt) |
| CA (1) | CA1076651A (pt) |
| DE (1) | DE2713025B2 (pt) |
| GB (1) | GB1525897A (pt) |
| HK (1) | HK73979A (pt) |
| IT (1) | IT1073174B (pt) |
| MX (1) | MX143233A (pt) |
| MY (1) | MY8000154A (pt) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54111208A (en) * | 1978-02-21 | 1979-08-31 | Clarion Co Ltd | Noise elimination circuit |
| DE2929679C2 (de) * | 1979-07-21 | 1982-06-09 | Blaupunkt-Werke Gmbh, 3200 Hildesheim | UKW-Empfänger |
| JPS57196631A (en) * | 1981-05-28 | 1982-12-02 | Sanyo Electric Co Ltd | Detecting circuit for pulse noise |
| DE3227129A1 (de) * | 1981-07-20 | 1983-02-03 | Nissan Motor Co., Ltd., Yokohama, Kanagawa | Kraftfahrzeugrundfunkempfaenger mit hochfrequenzinterferenz-unterdrueckungsschaltung |
| US4584714A (en) * | 1982-02-02 | 1986-04-22 | Nissan Motor Company, Limited | Automotive radio receiver with radio frequency interference elimination circuit |
| DE3233594A1 (de) * | 1982-09-10 | 1984-03-15 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Squelchverfahren und -anordnung fuer gleichwellenfunknetze |
| US4510624A (en) * | 1983-09-22 | 1985-04-09 | Motorola, Inc. | Noise blanking arrangement to minimize blanker splatter |
| DE3509968A1 (de) * | 1985-03-20 | 1986-09-25 | Haverkamp, Henrik, 6101 Bickenbach | Automatischer stoeraustaster fuer niederfrequenzsignale |
| US4637066A (en) * | 1985-07-02 | 1987-01-13 | General Motors Corporation | Noise blanking signal generator for AM radio |
| JP5059677B2 (ja) * | 2008-04-18 | 2012-10-24 | ルネサスエレクトロニクス株式会社 | ノイズ除去装置、及びノイズ除去方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3140445A (en) * | 1962-08-03 | 1964-07-07 | Gen Electric | Communication receiver with noise blanking |
| US3299296A (en) * | 1964-11-12 | 1967-01-17 | Collins Radio Co | Low level threshold detector with temperature compensation |
| US3450834A (en) * | 1966-03-04 | 1969-06-17 | Sylvania Electric Prod | Automatic gain control circuit |
| US3613012A (en) * | 1969-10-13 | 1971-10-12 | Tracor | Adaptive blanking apparatus |
| US3725674A (en) * | 1971-07-08 | 1973-04-03 | Motorola Inc | Impulse noise blanker including broadband level sensing |
| US3699457A (en) * | 1971-08-11 | 1972-10-17 | Motorola Inc | Noise blanker circuit including rate bias and rate shutoff circuitry and audio blanking |
-
1976
- 1976-03-25 US US05/670,217 patent/US4053843A/en not_active Expired - Lifetime
-
1977
- 1977-02-14 GB GB6088/77A patent/GB1525897A/en not_active Expired
- 1977-02-14 CA CA271,698A patent/CA1076651A/en not_active Expired
- 1977-02-23 IT IT48185/77A patent/IT1073174B/it active
- 1977-03-23 JP JP3119377A patent/JPS52117507A/ja active Pending
- 1977-03-24 BR BR7701801A patent/BR7701801A/pt unknown
- 1977-03-24 DE DE2713025A patent/DE2713025B2/de not_active Withdrawn
- 1977-03-25 MX MX168515A patent/MX143233A/es unknown
-
1979
- 1979-10-18 HK HK739/79A patent/HK73979A/xx unknown
-
1980
- 1980-12-30 MY MY154/80A patent/MY8000154A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MY8000154A (en) | 1980-12-31 |
| MX143233A (es) | 1981-04-03 |
| DE2713025A1 (de) | 1977-09-29 |
| HK73979A (en) | 1979-10-26 |
| IT1073174B (it) | 1985-04-13 |
| US4053843A (en) | 1977-10-11 |
| JPS52117507A (en) | 1977-10-03 |
| DE2713025B2 (de) | 1978-08-10 |
| GB1525897A (en) | 1978-09-20 |
| CA1076651A (en) | 1980-04-29 |
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