US3271765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data compression processing system
Assignee: International Business Machines Corp
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Filing: 1963-12-19
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Granted: 1966-09-06
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Expires: 1983-12-19
Abstract
No abstract record available.
Inventors
- 👤 Samuel R Pulford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:05
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/88; G01S13/89; G01S13/90; G01S13/9004; G01S13/9011; G01S1/00; G01S1/02; G01S13/02; G01S13/06; G01S13/08; G01S13/10; G01S13/26; G01S13/28; G01S13/9005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A SYSTEM FOR COMPRESSING DATA EXISTING AS PLURAL SETS OF DATA SIGNALS, SAID SIGNAL SETS BEING ADAPTED TO HAVE DIFFERENT PREDETERMINED FREQUENCY VERSUS TIME CHARACTERISTICS, MEANS FOR CONVERTING SAID DATA SIGNAL SETS TO RESPECTIVE OUTPUT SIGNAL SETS, EACH OF SAID OUTPUT SIGNAL SETS HAVING SUBSTANTIALLY THE SAME PREDETERMINED FREQUENCY VERSUS TIME CHARACTERISTIC, AND MATCHED FILTERING MEANS RESPONSIVE TO SAID OUTPUT SIGNAL SETS TO PROVIDE A COMPRESSED OUTPUT SIGNAL IN RESPONSE TO EACH OF SAID OUTPUT SIGNAL SETS, SAID MATCHED FILTERING MEANS HAVING A FREQUENCY VERSUS TIME RESPONSE CHARACTERISTIC COMPATIBLE TO THE FREQUENCY VERSUS TIME CHARACTERISTIC OF SAID OUTPUT SIGNAL SETS.
Claim 2
Independent Claim
100 words
A SYSTEM FOR COMPRESSING DATA EXISTING AS PLURAL SETS OF DATA SIGNALS, SAID SIGNAL SETS BEING ADAPTED TO HAVE DIFFERENT PREDETERMINED FREQUENCY VERSUS TIME CHARACTERISTICS, MEANS FOR CONVERTING SAID DATA SIGNAL SETS TO RESPECTIVE OUTPUT SIGNAL SETS, EACH OF SAID OUTPUT SIGNAL SETS HAVING SUBSTANTIALLY THE SAME PREDETERMINED FREQUENCY VERSUS TIME CHARACTERISTIC, AND MATCHED FILTERING MEANS RESPONSIVE TO SAID OUTPUT SIGNAL SETS TO PROVIDE A COMPRESSED OUTPUT SIGNAL IN RESPONSE TO EACH OF SAID OUTPUT SIGNAL SETS, SAID MATCHED FILTERING MEANS HAVING A FREQUENCY VERSUS TIME RESPONSE CHARACTERISTIC COMPATIBLE TO THE FREQUENCY VERSUS TIME CHARACTERISTIC OF SAID OUTPUT SIGNAL SETS.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |