US3249878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronous signal generators
Assignee: Electro Mechanical Research Inc
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Filing: 1962-01-16
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Granted: 1966-05-03
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Expires: 1982-01-16
Abstract
No abstract record available.
Inventors
- 👤 Magnin Jean Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:10
CPC Classifications
H; H04; H04L; H04L7/00; H04L7/02; H04L7/033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A SYNCHRONOUS SIGNAL GENERATOR FOR GENERATING TIMING SIGNALS IN SYNCHRONISM WITH THE BIT INTERVALS IN A PULSE CODE SIGNAL COMPRISING: LOCAL OSCILLATOR MEANS FOR GENERATING LOCAL TIMING SIGNALS; CIRCUIT MEANS RESPONSIVE TO THE PULSE CODE SIGNAL AND TO THE LOCAL TIMING SIGNALS FOR DETECTING THE OCCURRENCE OF TRANSITIONS IN THE PULSE CODE SIGNAL WHICH ARE A BIT INTERVAL APART FOR FOR DERIVING THEREFROM AND SUPPLYING TO THE LOCAL OSCILLATOR MEANS A FIRST CONTROL SIGNAL FOR CONTROLLING THE TIMING OF THE LOCAL TIMING SIGNALS; AND CIRCUIT MEANS RESPONSIVE TO INDIVIDUAL TRANSITIONS IN THE PULSE CODE SIGNAL AND TO THE LOCAL TIMING SIGNALS FOR DEVELOPING AND SUPPLYING TO THE LOCAL OSCILLATOR MEANS A SECOND CONTROL SIGNAL FOR CONTROLLING THE TIMING OF THE LOCAL TIMING SIGNALS.
Claim 2
Dependent Claim
123 words
A SYNCHRONOUS SIGNAL GENERATOR FOR GENERATING TIMING SIGNALS IN SYNCHRONISM WITH THE BIT INTERVALS IN A PULSE CODE SIGNAL COMPRISING: LOCAL OSCILLATOR MEANS FOR GENERATING LOCAL TIMING SIGNALS; CIRCUIT MEANS RESPONSIVE TO THE PULSE CODE SIGNAL AND TO THE LOCAL TIMING SIGNALS FOR DETECTING THE OCCURRENCE OF TRANSITIONS IN THE PULSE CODE SIGNAL WHICH ARE A BIT INTERVAL APART FOR FOR DERIVING THEREFROM AND SUPPLYING TO THE LOCAL OSCILLATOR MEANS A FIRST CONTROL SIGNAL FOR CONTROLLING THE TIMING OF THE LOCAL TIMING SIGNALS; AND CIRCUIT MEANS RESPONSIVE TO INDIVIDUAL TRANSITIONS IN THE PULSE CODE SIGNAL AND TO THE LOCAL TIMING SIGNALS FOR DEVELOPING AND SUPPLYING TO THE LOCAL OSCILLATOR MEANS A SECOND CONTROL SIGNAL FOR CONTROLLING THE TIMING OF THE LOCAL TIMING SIGNALS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |