US3300731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digital frequency synthesizer having a plurality of selectably connectable phase-locked digit insertion units
Assignee: General Radio Co
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Filing: 1964-07-27
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Granted: 1967-01-24
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Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Atherton Noyes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:37
CPC Classifications
H; H03; H03L; H03L7/00; H03L7/06; H03L7/16; H03L7/22; G; G01; G01R; G01R23/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
SYNTHESIZING APPARATUS HAVING, IN COMBINATION, A SOURCE OF INPUT SIGNAL, A PLURALITY OF SERIALLY CONNECTED STEP-WISE ADJUSTABLE DIGIT INSERTION UNITS CONNECTED WITH THE SOURCE FOR SYNTHESIZING A MULTI-DIGIT QUANTITY CORRESPONDING TO THE SIGNAL, A CONTINUOUSLY ADJUSTABLE DIGIT UNIT CONNECTED WITH THE SOURCE, MEANS FOR SELECTING A GROUP OF SUCCESSIVE UNITS OF THE PLURALITY OF DIGIT INSERTION UNITS AND DISCONNECTING THE SAME FROM THE REMAINDER OF THE PLURALITY OF DIGIT INSERTION UNITS, MEANS FOR CONNECTING THE CONTINUOUSLY ADJUSTABLE DIGIT UNIT TO THE SAID REMAINDER OF THE PLURALITY OF DIGIT INSERTION UNITS, AND MEANS FOR BEATING THE OUTPUT OF THE SAID GROUP OF DIGIT INSERTION UNITS WITH THE OUTPUT OF THE CONTINUOUSLY ADJUSTABLE DIGIT UNIT TO COMPARE THE SETTING OF THE LATTER WITH THE ADJUSTMENT OF THE SAID GROUP IN ORDER THAT THE ADJUSTMENT OF THE CONTINUOUSLY ADJUSTABLE DIGIT UNIT MAY HAVE A KNOWN RELATIONSHIP TO THE ADJUSTMENT OF THE SAID GROUP.
Claim 2
Dependent Claim
150 words
SYNTHESIZING APPARATUS HAVING, IN COMBINATION, A SOURCE OF INPUT SIGNAL, A PLURALITY OF SERIALLY CONNECTED STEP-WISE ADJUSTABLE DIGIT INSERTION UNITS CONNECTED WITH THE SOURCE FOR SYNTHESIZING A MULTI-DIGIT QUANTITY CORRESPONDING TO THE SIGNAL, A CONTINUOUSLY ADJUSTABLE DIGIT UNIT CONNECTED WITH THE SOURCE, MEANS FOR SELECTING A GROUP OF SUCCESSIVE UNITS OF THE PLURALITY OF DIGIT INSERTION UNITS AND DISCONNECTING THE SAME FROM THE REMAINDER OF THE PLURALITY OF DIGIT INSERTION UNITS, MEANS FOR CONNECTING THE CONTINUOUSLY ADJUSTABLE DIGIT UNIT TO THE SAID REMAINDER OF THE PLURALITY OF DIGIT INSERTION UNITS, AND MEANS FOR BEATING THE OUTPUT OF THE SAID GROUP OF DIGIT INSERTION UNITS WITH THE OUTPUT OF THE CONTINUOUSLY ADJUSTABLE DIGIT UNIT TO COMPARE THE SETTING OF THE LATTER WITH THE ADJUSTMENT OF THE SAID GROUP IN ORDER THAT THE ADJUSTMENT OF THE CONTINUOUSLY ADJUSTABLE DIGIT UNIT MAY HAVE A KNOWN RELATIONSHIP TO THE ADJUSTMENT OF THE SAID GROUP.
References Cited (Backward Citations)
US3227963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |