US3114130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single error correcting system utilizing maximum length shift register sequences
Assignee: International Business Machines Corp
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Filing: 1959-12-22
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Granted: 1963-12-10
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Expires: 1979-12-22
Abstract
No abstract record available.
Inventors
- 👤 Norman M Abramson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:21
CPC Classifications
H; H04; H04L; H04L1/00; H04L1/004; H04L1/0056; H04L1/0057; H03; H03M; H03M13/00; H03M13/03; H03M13/05; H03M13/13; H03M13/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A SYSTEM FOR CORRECTING A SINGLE ERROR IN A BINARY CODE GROUP CONSISTING OF A PREDETERMINED NUMBER OF INFORMATION BITS AND A PREDETERMINED NUMBER OF PARITY BITS, COMPRISING: AN ENCODER INCLUDING A SHIFT REGISTER, MEANS RESPONSIVE TO THE COUNTS OF SAID SHIFT REGISTER AND SAID INFORMATION FOR IDENTIFYING UNIQUE SETS OF BITS IN THE CODE GROUP AND MEANS RESPONSIVE TO SAID IDENTIFYING MEANS TO GENERATE THE PARITY BITS; SIGNAL TRANSLATING MEANS; AND, A DECODER COUPLED TO SAID ENCODER THROUGH SAID SIGNAL TRANSLATING MEANS, SAID DECODER INCLUDING A
Claim 2
Independent Claim
87 words
A SYSTEM FOR CORRECTING A SINGLE ERROR IN A BINARY CODE GROUP CONSISTING OF A PREDETERMINED NUMBER OF INFORMATION BITS AND A PREDETERMINED NUMBER OF PARITY BITS, COMPRISING: AN ENCODER INCLUDING A SHIFT REGISTER, MEANS RESPONSIVE TO THE COUNTS OF SAID SHIFT REGISTER AND SAID INFORMATION FOR IDENTIFYING UNIQUE SETS OF BITS IN THE CODE GROUP AND MEANS RESPONSIVE TO SAID IDENTIFYING MEANS TO GENERATE THE PARITY BITS; SIGNAL TRANSLATING MEANS; AND, A DECODER COUPLED TO SAID ENCODER THROUGH SAID SIGNAL TRANSLATING MEANS, SAID DECODER INCLUDING A
References Cited (Backward Citations)
US2894684A
Cited
US2956124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |