US3350685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hamming magnitude comparator using multi-input binary threshold logic elements
Assignee: Unisys Corp
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Filing: 1965-08-13
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Granted: 1967-10-31
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Expires: 1985-08-13
Abstract
No abstract record available.
Inventors
- 👤 John R Lindaman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:00
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/60; G06F7/607; G06F7/02; G06F7/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A HAMMING MAGNITUDE COMPARATOR FOR GENERATING A SIGNAL C REPRESENTATIVE OF A COMPARISON OF TWO BINARY WORDS OF THE FORM AN... AI... A1 AND BN... BI ... B1 WHEREBY THE HAMMING MAGNITUDE, HA, OF THE BINARY WORD A IS COMPARED TO THE HAMMING MAGNITUDE, HB, OF THE BINARY WORD B, SAID COMPARATOR COMPRISING: N SIGNAL GENERATING STAGES, S1, I=1,2,...N, FOR GENERATING N SIGNALS REPRESENTATIVE OF KI, EACH OF SAID SIGNAL GENERATING STAGES SI, I=1, 2... N-1 FOR GENERATING A SIGNAL REPRESENTATIVE OF KI, COMPRISING; FIRST AND SECOND THRESHOLD CIRCUIT MEANS FOR RECEIVING IMPUT SIGNAL REPRESENTATIONS OF AN... AI... A1 AND BN... BI... B1 RESPECTIVELY AND GENERATING FIRST AND SECOND OUTPUT SIGNALS AND THIRD THRESHOLD CIRCUIT MEANS COUPLED TO SAID FIRST AND SECOND CIRCUIT MEANS FOR UTILIZING SAID FIRST AND SECOND OUTPUT SIGNALS TO GENERATE A SIGNAL REPRESENTATIVE OF KI IN ACCORDANCE WITH THE LOGICAL FUNCTION,
Claim 2
Dependent Claim
145 words
A HAMMING MAGNITUDE COMPARATOR FOR GENERATING A SIGNAL C REPRESENTATIVE OF A COMPARISON OF TWO BINARY WORDS OF THE FORM AN... AI... A1 AND BN... BI ... B1 WHEREBY THE HAMMING MAGNITUDE, HA, OF THE BINARY WORD A IS COMPARED TO THE HAMMING MAGNITUDE, HB, OF THE BINARY WORD B, SAID COMPARATOR COMPRISING: N SIGNAL GENERATING STAGES, S1, I=1,2,...N, FOR GENERATING N SIGNALS REPRESENTATIVE OF KI, EACH OF SAID SIGNAL GENERATING STAGES SI, I=1, 2... N-1 FOR GENERATING A SIGNAL REPRESENTATIVE OF KI, COMPRISING; FIRST AND SECOND THRESHOLD CIRCUIT MEANS FOR RECEIVING IMPUT SIGNAL REPRESENTATIONS OF AN... AI... A1 AND BN... BI... B1 RESPECTIVELY AND GENERATING FIRST AND SECOND OUTPUT SIGNALS AND THIRD THRESHOLD CIRCUIT MEANS COUPLED TO SAID FIRST AND SECOND CIRCUIT MEANS FOR UTILIZING SAID FIRST AND SECOND OUTPUT SIGNALS TO GENERATE A SIGNAL REPRESENTATIVE OF KI IN ACCORDANCE WITH THE LOGICAL FUNCTION,
References Cited (Backward Citations)
US3124677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |