US3213196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data bit transmission system with means to adjust line equalizer in response to display on monitoring oscilloscope
Assignee: General Dynamics Corp
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Filing: 1962-01-02
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Granted: 1965-10-19
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Expires: 1982-01-02
Abstract
No abstract record available.
Inventors
- 👤 Winfree P Tuck
- 👤 Neil L Wiseman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:11
CPC Classifications
H; H04; H04L; H04L25/00; H04L25/02; H04L25/03; H04L25/03878
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
A SYSTEM FOR COMPENSATION FOR DISTORTION A DATA TRANSMISSION LINE COMPRISING: (A) DATA TRANSMISSION MEANS COUPLED TO THE INPUT END OF SAID LINE FOR TRANSMITTING THE BITS OF SAID DATA SYNCHRONOUSLY OVER SAID LINE, (B) ADJUSTABLE LINE EQUALIZER MEANS CONNECTED TO THE OUTPUT END OF SAID LINE, (C) DATA RECEIVING MEANS COUPLED TO THE OUTPUT OF SAID LINE EQUALIZER MEANS FOR PROVIDING AN OUTPUT SYNCHRONREPRESENTING SAID DATA AND A TIMING PULSE SYNCHRONOUSLY WITH THE RECEIPT OF EACH BIT OF SAID DATA, (D) OSCILLOSCOPE MEANS INCLUDING A CATHODE RAY TUBE HAVING A FLUORESCENT SCREEN, SAID SCREEN HAVING A PERSISTENCE PERIOD EQUAL TO THE TOTAL DURATION OF A PLURALITY OF SUCCESSIVE BITS OF SAID DATA, SAID OSCILLOSCOPE MEANS INCLUDING FIRST SWEEP MEANS RESPONSIVE TO AND SYNCHRONIZED BY SID TIMING PULSES FOR PROVIDING A REPETITIVE TRACE ON SAID SCREEN IN ONE DIRECTION, SAID OSCILLOSCOPE MEANS ALSO INCLUDING DEFLECTION MEANS RESPONSIVE TO SAID OUTPUT SIGNAL FOR DEFLECTING SAID TRACE IN A DIRECTION PERPENDICULAR TO SAID ONE DIRECTION, AND (E) MEANS RESPONSIVE TO THE ILLUMINATION EMANATING FROM SAID SCREEN FOR INDICATING REQUIRED ADJUSTMENT OF SAID EQUALIZER MEANS.
Claim 2
Independent Claim
182 words
A SYSTEM FOR COMPENSATION FOR DISTORTION A DATA TRANSMISSION LINE COMPRISING: (A) DATA TRANSMISSION MEANS COUPLED TO THE INPUT END OF SAID LINE FOR TRANSMITTING THE BITS OF SAID DATA SYNCHRONOUSLY OVER SAID LINE, (B) ADJUSTABLE LINE EQUALIZER MEANS CONNECTED TO THE OUTPUT END OF SAID LINE, (C) DATA RECEIVING MEANS COUPLED TO THE OUTPUT OF SAID LINE EQUALIZER MEANS FOR PROVIDING AN OUTPUT SYNCHRONREPRESENTING SAID DATA AND A TIMING PULSE SYNCHRONOUSLY WITH THE RECEIPT OF EACH BIT OF SAID DATA, (D) OSCILLOSCOPE MEANS INCLUDING A CATHODE RAY TUBE HAVING A FLUORESCENT SCREEN, SAID SCREEN HAVING A PERSISTENCE PERIOD EQUAL TO THE TOTAL DURATION OF A PLURALITY OF SUCCESSIVE BITS OF SAID DATA, SAID OSCILLOSCOPE MEANS INCLUDING FIRST SWEEP MEANS RESPONSIVE TO AND SYNCHRONIZED BY SID TIMING PULSES FOR PROVIDING A REPETITIVE TRACE ON SAID SCREEN IN ONE DIRECTION, SAID OSCILLOSCOPE MEANS ALSO INCLUDING DEFLECTION MEANS RESPONSIVE TO SAID OUTPUT SIGNAL FOR DEFLECTING SAID TRACE IN A DIRECTION PERPENDICULAR TO SAID ONE DIRECTION, AND (E) MEANS RESPONSIVE TO THE ILLUMINATION EMANATING FROM SAID SCREEN FOR INDICATING REQUIRED ADJUSTMENT OF SAID EQUALIZER MEANS.
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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |