Patent US3116471A successfully refreshed from Google Patents.
US3116471A
Expired / Lapsed
US
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Radio sonobuoy system
Assignee: Individual
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Filing: 1960-03-30
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Granted: 1963-12-31
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Expires: 1980-03-30
Abstract
No abstract record available.
Inventors
- 👤 Jesse J Coop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:44
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/80; G01S3/802; G01S3/808; G01S3/8083; G01S1/00; G01S1/72; G01S3/803; G01S3/8034; G01S3/8036
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
161 words
A METHOD OF DETECTING AND TRACKING AN OBJECT IN A WATER AREA BY A MOBILE STATION COMPRISING THE STEPS: OF MOVING THE MOBILE STATION OVER THE WATER AREA ON A SELECTED AZIMUTH, OF DISPATCHING A MULTI-BEAM DIRECTIONAL SONOBUOY FROM THE MOBILE STATION INTO THE WATER AREA, OF DISPATCHING A REPEATING EXPLOSIVE CHARGE FROM THE MOBILE STATION INTO THE WATER AREA NEAR THE MULTI-BEAM DIRECTIONAL SONOBUOY, OF DETERMINING A SECTOR LOCATION OF THE OBJECT WITH SAID MULTI-BEAM DIRECTIONAL SONOBUOY FROM A FIRST PRESSURE PULSE GENERATED BY SAID CHARGE, OF DISPATCHING AN OMNIDIRECTIONAL SONOBUOY FROM THE MOBILE STATION IN THE WATER AREA ON SAID AZIMUTH AT A DISTANCE WITHIN CONTACT RANGE FROM THE MULTI-BEAM DIRECTIONAL SONOBUOY, OF DETERMINING THE PRECISE POSITION OF THE OBJECT WITH BOTH OF SAID SONOBUOYS FROM A SECOND PRESSURE PULSE GENERATED BY SAID CHARGE, AND OF MOVING THE MOBILE STATION ON A COURSE APPROACHING THE OBJECT; WHEREBY THE MOBILE STATION QUICKLY ARRIVES AT THE PRECISE LOCATION OF THE OBJECT.
Claim 2
Independent Claim
161 words
A METHOD OF DETECTING AND TRACKING AN OBJECT IN A WATER AREA BY A MOBILE STATION COMPRISING THE STEPS: OF MOVING THE MOBILE STATION OVER THE WATER AREA ON A SELECTED AZIMUTH, OF DISPATCHING A MULTI-BEAM DIRECTIONAL SONOBUOY FROM THE MOBILE STATION INTO THE WATER AREA, OF DISPATCHING A REPEATING EXPLOSIVE CHARGE FROM THE MOBILE STATION INTO THE WATER AREA NEAR THE MULTI-BEAM DIRECTIONAL SONOBUOY, OF DETERMINING A SECTOR LOCATION OF THE OBJECT WITH SAID MULTI-BEAM DIRECTIONAL SONOBUOY FROM A FIRST PRESSURE PULSE GENERATED BY SAID CHARGE, OF DISPATCHING AN OMNIDIRECTIONAL SONOBUOY FROM THE MOBILE STATION IN THE WATER AREA ON SAID AZIMUTH AT A DISTANCE WITHIN CONTACT RANGE FROM THE MULTI-BEAM DIRECTIONAL SONOBUOY, OF DETERMINING THE PRECISE POSITION OF THE OBJECT WITH BOTH OF SAID SONOBUOYS FROM A SECOND PRESSURE PULSE GENERATED BY SAID CHARGE, AND OF MOVING THE MOBILE STATION ON A COURSE APPROACHING THE OBJECT; WHEREBY THE MOBILE STATION QUICKLY ARRIVES AT THE PRECISE LOCATION OF THE OBJECT.
Claim 3
Dependent Claim
127 words
APPARATUS FOR DISPLAYING THE BEARING OF A SOUND SOURCE OR SOUND REFLECTING OBJECT COMPRISING, IN COMBINATION: A PLURALITY OF ACOUSTO-ELECTRIC TRANSDUCERS, FIRST MEANS CONNECTED TO SAID TRANSDUCERS FOR CONVERTING AN AUDIO FREQUENCY SIGNAL FROM EACH OF SAID TRANSDUCERS INTO A RADIO SIGNAL, SECOND MEANS CONNECTED TO SAID FIRST MEANS FOR TRANSMITTING SAID RADIO SIGNAL TO A REMOTE RECEIVER, THIRD MEANS CONNECTED TO SAID RECEIVER FOR CONVERTING SAID RADIO SIGNAL BACK TO SAID AUDIO FREQUENCY SIGNALS, FOURTH MEANS CONNECTED TO SAID THIRD MEANS FOR SUBTRACTING A DELAYED INSTANTANEOUS VOLTAGE FROM AN INSTANTANEOUS VOLTAGE OF EACH OF SAID AUDIO FREQUENCY SIGNALS IN A MANNER AS TO PRODUCE A PLURALITY OF CARDIOID RESPONSE PATTERNS, FIFTH MEANS CONNECTED TO SAID FOURTH MEANS FOR PRODUCING A VISUAL DISPLAY OF SAID SUBTRACTED SIGNALS.
Claim 4
Dependent Claim
127 words
APPARATUS FOR DISPLAYING THE BEARING OF A SOUND SOURCE OR SOUND REFLECTING OBJECT COMPRISING, IN COMBINATION: A PLURALITY OF ACOUSTO-ELECTRIC TRANSDUCERS, FIRST MEANS CONNECTED TO SAID TRANSDUCERS FOR CONVERTING AN AUDIO FREQUENCY SIGNAL FROM EACH OF SAID TRANSDUCERS INTO A RADIO SIGNAL, SECOND MEANS CONNECTED TO SAID FIRST MEANS FOR TRANSMITTING SAID RADIO SIGNAL TO A REMOTE RECEIVER, THIRD MEANS CONNECTED TO SAID RECEIVER FOR CONVERTING SAID RADIO SIGNAL BACK TO SAID AUDIO FREQUENCY SIGNALS, FOURTH MEANS CONNECTED TO SAID THIRD MEANS FOR SUBTRACTING A DELAYED INSTANTANEOUS VOLTAGE FROM AN INSTANTANEOUS VOLTAGE OF EACH OF SAID AUDIO FREQUENCY SIGNALS IN A MANNER AS TO PRODUCE A PLURALITY OF CARDIOID RESPONSE PATTERNS, FIFTH MEANS CONNECTED TO SAID FOURTH MEANS FOR PRODUCING A VISUAL DISPLAY OF SAID SUBTRACTED SIGNALS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |