US3314015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digitally synthesized artificial transfer networks
Assignee: AT&T Inc
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Filing: 1963-09-16
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Granted: 1967-04-11
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Expires: 1983-09-16
Abstract
No abstract record available.
Inventors
- 👤 Carl F Simone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:57
CPC Classifications
H; H04; H04B; H04B3/00; H04B3/02; H04B3/04; H04B3/14; H04B3/142; G; G06; G06G; G06G7/00; G06G7/12; G06G7/122; G06G7/48; G06G7/62; G06G7/623; H03; H03H; H03H17/00; H03H17/02; H03H17/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
APPARATUS FOR SYNTHESIZING A NETWORK HAVING A DESIRED IMPULSE RESPONSE WHICH COMPRISES, IN COMBINATION WITH A SOURCE OF A TIME VARYING INPUT SIGNAL, MEANS FOR SAMPLING AND ENCODING SAID SIGNAL TO FORM A FIRST SERIES OF BINARIALLY EXPRESSED NUMBERS, A DIGITAL MEMORY, MEANS FOR STORING IN SAID MEMORY A SECOND SERIES OF BINARIALLY EXPRESSED NUMBERS, SAID SECOND SERIES BEING COMPOSED OF A FIXED NUMBER OF TERMS REPRESENTATIVE OF THE SAMPLE VALUES OF AN IMPULSE RESPONSE WHICH APPROXIMATES SAID DESIRED IMPULSE RESPONSE, MEANS FOR MULTIPLYING TOGETHER SAID FIRST AND SAID SECOND SERIES TO FORM THE POLYNOMIAL PRODUCT THEREOF, AND MEANS FOR TRANSLATING SAID PRODUCT INTO AN OUTPUT SIGNAL.
Claim 2
Dependent Claim
107 words
APPARATUS FOR SYNTHESIZING A NETWORK HAVING A DESIRED IMPULSE RESPONSE WHICH COMPRISES, IN COMBINATION WITH A SOURCE OF A TIME VARYING INPUT SIGNAL, MEANS FOR SAMPLING AND ENCODING SAID SIGNAL TO FORM A FIRST SERIES OF BINARIALLY EXPRESSED NUMBERS, A DIGITAL MEMORY, MEANS FOR STORING IN SAID MEMORY A SECOND SERIES OF BINARIALLY EXPRESSED NUMBERS, SAID SECOND SERIES BEING COMPOSED OF A FIXED NUMBER OF TERMS REPRESENTATIVE OF THE SAMPLE VALUES OF AN IMPULSE RESPONSE WHICH APPROXIMATES SAID DESIRED IMPULSE RESPONSE, MEANS FOR MULTIPLYING TOGETHER SAID FIRST AND SAID SECOND SERIES TO FORM THE POLYNOMIAL PRODUCT THEREOF, AND MEANS FOR TRANSLATING SAID PRODUCT INTO AN OUTPUT SIGNAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |