Patent US2436777A successfully refreshed from Google Patents.
US3353155A
Expired / Lapsed
US
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Error control of digital information signals with inherent information redundancy
Assignee: International Business Machines Corp
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Filing: 1963-12-30
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Granted: 1967-11-14
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Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 Robert T Chien
- 👤 Jack J Stein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:05
CPC Classifications
H; H03; H03M; H03M13/00; H03M13/03; H03M13/05; H03M13/13; H03M13/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
APPARATUS FOR PREDETERMINED ERROR CONTROL OF DIGITAL INFORMATION SIGNALS CHARACTERIZED IN THE FORMAT OF A BOSECHAUDHURI ERROR-CORRECTING CODE, THE INFORMATION PART OF SAID SIGNALS HAVING INHERENT BALANCED INFORMATION REDUNDANCY, COMPRISING, IN COMBINATION: INPUT MEANS TO STORE THE INFORMATION STREAMS OF SAID INFORMATION SIGNALS; FIRST LOGIC MEANS TO PROCESS SAID INFORMATION STREAMS ON THE DIGIT BASIS TO CHECK IF CONSISTENCY IS MAINTAINED WITH SAID INHERENT BALANCED INFORMATION REDUNDANCY; SECOND LOGIC MEANS FOR ERROR-DETECTION AND ERROR-CORRECTION OF SAID SIGNALS IN ACCORDANCE WITH SAID BOSECHAUDHURI ERROR-CORRECTING CODE; AND OUTPUT MEANS RESPONSIVE TO SAID FIRST LOGIC MEANS AND SAID SECOND LOGIC MEANS TO PROVIDE SAID INFORMATION FROM SAID INFORMATION STREAMS IN ACCORDANCE WITH THE NATURE OF SAID ERROR CONTROL.
Claim 2
Dependent Claim
115 words
APPARATUS FOR PREDETERMINED ERROR CONTROL OF DIGITAL INFORMATION SIGNALS CHARACTERIZED IN THE FORMAT OF A BOSECHAUDHURI ERROR-CORRECTING CODE, THE INFORMATION PART OF SAID SIGNALS HAVING INHERENT BALANCED INFORMATION REDUNDANCY, COMPRISING, IN COMBINATION: INPUT MEANS TO STORE THE INFORMATION STREAMS OF SAID INFORMATION SIGNALS; FIRST LOGIC MEANS TO PROCESS SAID INFORMATION STREAMS ON THE DIGIT BASIS TO CHECK IF CONSISTENCY IS MAINTAINED WITH SAID INHERENT BALANCED INFORMATION REDUNDANCY; SECOND LOGIC MEANS FOR ERROR-DETECTION AND ERROR-CORRECTION OF SAID SIGNALS IN ACCORDANCE WITH SAID BOSECHAUDHURI ERROR-CORRECTING CODE; AND OUTPUT MEANS RESPONSIVE TO SAID FIRST LOGIC MEANS AND SAID SECOND LOGIC MEANS TO PROVIDE SAID INFORMATION FROM SAID INFORMATION STREAMS IN ACCORDANCE WITH THE NATURE OF SAID ERROR CONTROL.
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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |