US3304503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Noise reducing system
Assignee: Motorola Solutions Inc
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Filing: 1963-04-09
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Granted: 1967-02-14
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Expires: 1983-04-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Daniel B Walker
- 👤 John F Sarallo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:37
CPC Classifications
H; H03; H03G; H03G3/00; H03G3/20; H03G3/30; H03G3/34; H03G3/345; H04; H04B; H04B1/00; H04B1/06; H04B1/10; H04B1/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A CARRIER WAVE RECEIVER INCLUDING IN COMBINATION, AN INTERMEDIATE FREQUENCY AMPLIFIER STAGE FOR TRANSLATING A DESIRED SIGNAL WHICH MAY BE ACCOMPANIED BY IMPULSE NOISE DISTURBANCES AND WHICH STAGE IS ADAPTED TO BE INTERRUPTED BY THE APPLICATION OF BLANKING PULSES THERETO, RADIO FREQUENCY AMPLIFIER AND CONVERTER MEANS COUPLED TO THE INPUT OF SAID INTERMEDIATE FREQUENCY AMPLIFIER STAGE, AN ANTENNA FOR RECEIVING SAID CARRIER WAVES, A NOISE BLANKING SYSTEM FOR THE GENERATION OF BLANKING PULSES IN RESPONSE TO IMPULSE NOISE APPLIED THERETO COUPLED TO SAID ANTENNA FOR RECEIVING SAID CARRIER WAVES THEREFROM, FIRST CIRCUIT MEANS COUPLING SAID ANTENNA TO SAID RADIO FREQUENCY AMPLIFIER AND CONVERTER MEANS FOR APPLYING SAID CARRIER WAVES THERETO, AND SECOND CIRCUIT MEANS CONNECTING SAID NOISE BLANKING SYSTEM TO SAID INTERMEDIATE FREQUENCY AMPLIFIER STAGE FOR APPLYING SAID BLANKING PULSES THERETO TO INTERRUPT THE SAME.
Claim 2
Dependent Claim
135 words
A CARRIER WAVE RECEIVER INCLUDING IN COMBINATION, AN INTERMEDIATE FREQUENCY AMPLIFIER STAGE FOR TRANSLATING A DESIRED SIGNAL WHICH MAY BE ACCOMPANIED BY IMPULSE NOISE DISTURBANCES AND WHICH STAGE IS ADAPTED TO BE INTERRUPTED BY THE APPLICATION OF BLANKING PULSES THERETO, RADIO FREQUENCY AMPLIFIER AND CONVERTER MEANS COUPLED TO THE INPUT OF SAID INTERMEDIATE FREQUENCY AMPLIFIER STAGE, AN ANTENNA FOR RECEIVING SAID CARRIER WAVES, A NOISE BLANKING SYSTEM FOR THE GENERATION OF BLANKING PULSES IN RESPONSE TO IMPULSE NOISE APPLIED THERETO COUPLED TO SAID ANTENNA FOR RECEIVING SAID CARRIER WAVES THEREFROM, FIRST CIRCUIT MEANS COUPLING SAID ANTENNA TO SAID RADIO FREQUENCY AMPLIFIER AND CONVERTER MEANS FOR APPLYING SAID CARRIER WAVES THERETO, AND SECOND CIRCUIT MEANS CONNECTING SAID NOISE BLANKING SYSTEM TO SAID INTERMEDIATE FREQUENCY AMPLIFIER STAGE FOR APPLYING SAID BLANKING PULSES THERETO TO INTERRUPT THE SAME.
References Cited (Backward Citations)
US3191123A
Cited
US3140446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |