US3300583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile speaker system with reverberation
Assignee: Motorola Solutions Inc
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Filing: 1963-05-13
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Granted: 1967-01-24
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Expires: 1983-05-13
Abstract
No abstract record available.
Inventors
- 👤 Anthony R Mikelevicius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:13
CPC Classifications
G; G10; G10K; G10K15/00; G10K15/08; G10K15/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A SOUND REPRODUCTION SYSTEM FOR USE IN AN AUTOMOBILE HAVING FRONT AND REAR INTERIOR PORTIONS, SAID SYSTEM INCLUDING IN COMBINATION, AN AUDIO SIGNAL SOURCE MOUNTED IN THE AUTOMOBILE, FIRST AND SECOND SPEAKERS MOUNTED RESPECTIVELY IN THE FRONT AND REAR INTERIOR PORTIONS OF THE AUTOMOBILE, A REVERBERATION DEVICE FOR PRODUCING A DELAYED SIGNAL OF DECAYING AMPLITUDE, CIRCUIT MEANS INTERCONNECTING SAID FIRST AND SECOND SPEAKERS AND SAID AUDIO SIGNAL SOURCE AND SAID REVERBERATION DEVICE, SAID CIRCUIT MEANS INCLUDING A PLURALITY OF SWITCHES AND CONDUCTOR MEANS PROVIDING A PAIR OF CIRCUIT CONFIGURATIONS ACCORDING TO THE SETTING OF SAID SWITCHES, WITH THE FIRST CIRCUIT CONFIGURATION PROVIDING UNREVEBERATED SOUND FROM SAID FIRST AND SECOND SPEAKERS AND CONTROLLING THE RELATIVE OUTPUTS THEREOF AND WITH THE SECOND CIRCUIT CONFIGURATION PROVIDING REVERBERATED SOUND FROM SAID SECOND SPEAKER AND CONTROLLING THE RELATIVE OUTPUTS OF UNREVERBERATED SOUND FROM SAID FIRST SPEAKER AND REVERBERATED SOUND FROM SAID SECOND SPEAKER.
Claim 2
Dependent Claim
148 words
A SOUND REPRODUCTION SYSTEM FOR USE IN AN AUTOMOBILE HAVING FRONT AND REAR INTERIOR PORTIONS, SAID SYSTEM INCLUDING IN COMBINATION, AN AUDIO SIGNAL SOURCE MOUNTED IN THE AUTOMOBILE, FIRST AND SECOND SPEAKERS MOUNTED RESPECTIVELY IN THE FRONT AND REAR INTERIOR PORTIONS OF THE AUTOMOBILE, A REVERBERATION DEVICE FOR PRODUCING A DELAYED SIGNAL OF DECAYING AMPLITUDE, CIRCUIT MEANS INTERCONNECTING SAID FIRST AND SECOND SPEAKERS AND SAID AUDIO SIGNAL SOURCE AND SAID REVERBERATION DEVICE, SAID CIRCUIT MEANS INCLUDING A PLURALITY OF SWITCHES AND CONDUCTOR MEANS PROVIDING A PAIR OF CIRCUIT CONFIGURATIONS ACCORDING TO THE SETTING OF SAID SWITCHES, WITH THE FIRST CIRCUIT CONFIGURATION PROVIDING UNREVEBERATED SOUND FROM SAID FIRST AND SECOND SPEAKERS AND CONTROLLING THE RELATIVE OUTPUTS THEREOF AND WITH THE SECOND CIRCUIT CONFIGURATION PROVIDING REVERBERATED SOUND FROM SAID SECOND SPEAKER AND CONTROLLING THE RELATIVE OUTPUTS OF UNREVERBERATED SOUND FROM SAID FIRST SPEAKER AND REVERBERATED SOUND FROM SAID SECOND SPEAKER.
References Cited (Backward Citations)
US2572221A
Cited
US3200199A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |