Patent US1951461A successfully refreshed from Google Patents.
US3182127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring reference distortion of telegraph symbols in start-stop telegraph operation
Assignee: Siemens and Halske AG
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Filing: 1961-08-28
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Granted: 1965-05-04
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Expires: 1981-08-28
Abstract
No abstract record available.
Inventors
- 👤 Wiese Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:07
CPC Classifications
H; H04; H04L; H04L1/00; H04L1/24; H04L1/248; H04L43/00; H04L43/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A CIRCUIT ARRANGEMENT FOR MEASURING THE REFERENCE DISTORTION OF TELEGRAPHIC SYMBOLS WHIHC ARE TRANSMITTED IN ACCORDANCE WITH THE START-STOP PRINCIPLE, COMPRISING DISTORTION CORRECTOR MEANS FOR SAMPLING THE POLARITY OF TELEGRAPHIC SYMBOLS TO BE MEASURED AT THE CENTER OF THE ELEMENTS INVOLVED, REFERRED TO THE INCEPTION OF THE START ELEMENT AND FOR CORRECTING SUCH SYMBOLS, DELAY MEANS OPERABLE TO DELAY AN UNCORRECTED SYMBOL BY ONE-HALF ELEMENT LENGTH, EACH OF SAID CORRECTOR AND DELAY MEANS HAVING AN INPUT AND AN OUTPUT, MEANS FOR OPERATIVELY CONDUCTING A RECEIVED SYMBOL TO BOTH OF SAID INPUTS, A TIME MEASURING DEVICE COMPRISING A TIMING IMPULSE GENERATOR OPERABLE TO PRODUCE TIMING IMPULSES HAVING A HIGH FREQUENCY AS COMPARED WITH THE ELEMENT FREQUENCY OF THE TELEGRAPHIC SYMBOLS, A COMPARISON CIRCUIT HAVING AN OUTPUT AND RESPECTIVE INPUTS, THE OUTPUTS OF SAID CORRECTOR AND DELAY MEANS EACH BEING OPERATIVELY CONNECTED TO A RESPECTIVE INPUT OF SAID COMPARISON CIRCUIT, SAID IMPULSE
Claim 2
Dependent Claim
150 words
A CIRCUIT ARRANGEMENT FOR MEASURING THE REFERENCE DISTORTION OF TELEGRAPHIC SYMBOLS WHIHC ARE TRANSMITTED IN ACCORDANCE WITH THE START-STOP PRINCIPLE, COMPRISING DISTORTION CORRECTOR MEANS FOR SAMPLING THE POLARITY OF TELEGRAPHIC SYMBOLS TO BE MEASURED AT THE CENTER OF THE ELEMENTS INVOLVED, REFERRED TO THE INCEPTION OF THE START ELEMENT AND FOR CORRECTING SUCH SYMBOLS, DELAY MEANS OPERABLE TO DELAY AN UNCORRECTED SYMBOL BY ONE-HALF ELEMENT LENGTH, EACH OF SAID CORRECTOR AND DELAY MEANS HAVING AN INPUT AND AN OUTPUT, MEANS FOR OPERATIVELY CONDUCTING A RECEIVED SYMBOL TO BOTH OF SAID INPUTS, A TIME MEASURING DEVICE COMPRISING A TIMING IMPULSE GENERATOR OPERABLE TO PRODUCE TIMING IMPULSES HAVING A HIGH FREQUENCY AS COMPARED WITH THE ELEMENT FREQUENCY OF THE TELEGRAPHIC SYMBOLS, A COMPARISON CIRCUIT HAVING AN OUTPUT AND RESPECTIVE INPUTS, THE OUTPUTS OF SAID CORRECTOR AND DELAY MEANS EACH BEING OPERATIVELY CONNECTED TO A RESPECTIVE INPUT OF SAID COMPARISON CIRCUIT, SAID IMPULSE
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) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |