US3298019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analog to digital converter
Assignee: RCA Corp
•
Filing: 1964-04-03
•
Granted: 1967-01-10
•
Expires: 1984-04-03
Abstract
No abstract record available.
Inventors
- 👤 Edward J Nossen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:09
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
THE COMBINATION COMPRISING: A DIGITAL NUMBER REGISTER INCLUDING A PLURALITY OF BISTABLE STAGES EACH FOR STORING A BINARY DIGIT OF DIFFERENT ORDER SIGNIFICANCE, EACH STAGE HAVING A SET STATE AND A RESET STATE; ALL OF THE BISTABLE STAGES, EXCEPT THE STAGE OF LOWEST ORDER SIGNIFICANCE, BEING CONNECTED AS A BINARY UPCOUNTER; A DIGITAL-TO-ANALOGUE CONVERTER CONNECTED TO RECEIVE THE OUTPUTS OF ALL OF THE REGISTER STAGES; COMPARATOR MEANS RESPONSIVE TO THE OUTPUT OF THE CONVERTER AND TO AN ANALOGUE INPUT SIGNAL FOR PRODUCING A FIRST OUTPUT WHEN THE ANALOGUE INPUT SIGNAL IS GREATER IN MAGNITUDE THAN THE OUTPUT OF THE CONVERTER AND FOR PRODUCING A SECOND OUTPUT WHEN THE CONVERTER OUTPUT HAS A GREATER MAGNITUDE THAN THE ANALOGUE INPUT SIGNAL; CONTROL MEANS RESPONSIVE TO SAID FIRST OUTPUT FOR TRIGGERING SAID COUNTER AND FOR SETTING SAID BISTABLE STAGE OF LOWEST ORDER SIGNIFICANCE; AND MEANS RESPONSIVE TO SAID SECOND OUTPUT FOR RESETTING THE BISTABLE STAGE OF LOWEST ORDER SIGNIFICANCE.
Claim 2
Dependent Claim
156 words
THE COMBINATION COMPRISING: A DIGITAL NUMBER REGISTER INCLUDING A PLURALITY OF BISTABLE STAGES EACH FOR STORING A BINARY DIGIT OF DIFFERENT ORDER SIGNIFICANCE, EACH STAGE HAVING A SET STATE AND A RESET STATE; ALL OF THE BISTABLE STAGES, EXCEPT THE STAGE OF LOWEST ORDER SIGNIFICANCE, BEING CONNECTED AS A BINARY UPCOUNTER; A DIGITAL-TO-ANALOGUE CONVERTER CONNECTED TO RECEIVE THE OUTPUTS OF ALL OF THE REGISTER STAGES; COMPARATOR MEANS RESPONSIVE TO THE OUTPUT OF THE CONVERTER AND TO AN ANALOGUE INPUT SIGNAL FOR PRODUCING A FIRST OUTPUT WHEN THE ANALOGUE INPUT SIGNAL IS GREATER IN MAGNITUDE THAN THE OUTPUT OF THE CONVERTER AND FOR PRODUCING A SECOND OUTPUT WHEN THE CONVERTER OUTPUT HAS A GREATER MAGNITUDE THAN THE ANALOGUE INPUT SIGNAL; CONTROL MEANS RESPONSIVE TO SAID FIRST OUTPUT FOR TRIGGERING SAID COUNTER AND FOR SETTING SAID BISTABLE STAGE OF LOWEST ORDER SIGNIFICANCE; AND MEANS RESPONSIVE TO SAID SECOND OUTPUT FOR RESETTING THE BISTABLE STAGE OF LOWEST ORDER SIGNIFICANCE.
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) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |