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US3099795A Expired / Lapsed US ⏱️ 0.0 years remaining

Phase coded communication system

Assignee: Unisys Corp
•
Filing: 1957-04-03
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Granted: 1963-07-30
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Expires: 1977-04-03
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Abstract

No abstract record available.

Inventors

  • 👤 Robert L Frank

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 08:07
CPC Classifications
H; H04; H04L; H04L27/00; H04L27/18; H04L27/20; H04L27/2032; H04L27/2035; H04L27/22; H04L27/233; H04L27/2332; H04L27/0014; H04L2027/0044; H04L2027/0053

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 191 words
A RADIO COMMUNICATION SYSTEM INCLUDING A TRANSMITTER FOR PRODUCING CARRIER PHASE CODED PULSED TRANSMISSIONS AND A RECEIVER ADAPTED TO RECEIVE SAID TRANSMISSIONS AND OPERATIVE TO PRODUCE A UNIQUE OUTPUT IN RESPONSE THERETO AS AGAINST ALL OVER RECEIVED SIGNALS, SAID TRANSMITTER INCLUDING A FIRST SOURCE OF CARRIER SIGNAL, A FIRST SOURCE OF PULSES, A FIRST PHASE CODER CONNECTED TO BOTH SAID FIRST SOURCES AND ADAPTED TO RECEIVE SAID CARRIER SIGNAL AND SAID PULSES TO PRODUCE THEREFROM N FIRST SERIES OF CARRIER SIGNALS, EACH SERIES BEING COMPRISED OF N PHASE MODULATED CARRIER SIGNALS WHERE N IS AN INTEGER GREATER THAN 1, THE CARRIER PHASE VALUE OF EACH SIGNAL OF SAID FIRST SERIES, RELATIVE TO THE PHASE VALUE OF AN ARBITRARY CONTINUOUS WAVE SIGNAL, BEING DEFINABLE IN TERMS OF A MATRIX OF N ROWS AND N COLUMNS, SAID MATRIX DEFINING A TOTAL OF N2 PHASE VALUES OVER WHICH TOTAL THE PHASE VALUES ARE PERIODIC AND WHEREIN THE PHASE VALUES IN EACH COLUMN OF SAID MATRIX FOLLOW A DISTINCTIVE ARITHMETIC PROGRESSION, EACH SIGNAL REPRESENTED BY SAID MATRIX HAVING A BASIC PHASE VALUE OF 2$P/N WHERE P IS AN INTEGER RELATIVELY PRIME TO N SO THAT
Claim 2
Dependent Claim 191 words
A RADIO COMMUNICATION SYSTEM INCLUDING A TRANSMITTER FOR PRODUCING CARRIER PHASE CODED PULSED TRANSMISSIONS AND A RECEIVER ADAPTED TO RECEIVE SAID TRANSMISSIONS AND OPERATIVE TO PRODUCE A UNIQUE OUTPUT IN RESPONSE THERETO AS AGAINST ALL OVER RECEIVED SIGNALS, SAID TRANSMITTER INCLUDING A FIRST SOURCE OF CARRIER SIGNAL, A FIRST SOURCE OF PULSES, A FIRST PHASE CODER CONNECTED TO BOTH SAID FIRST SOURCES AND ADAPTED TO RECEIVE SAID CARRIER SIGNAL AND SAID PULSES TO PRODUCE THEREFROM N FIRST SERIES OF CARRIER SIGNALS, EACH SERIES BEING COMPRISED OF N PHASE MODULATED CARRIER SIGNALS WHERE N IS AN INTEGER GREATER THAN 1, THE CARRIER PHASE VALUE OF EACH SIGNAL OF SAID FIRST SERIES, RELATIVE TO THE PHASE VALUE OF AN ARBITRARY CONTINUOUS WAVE SIGNAL, BEING DEFINABLE IN TERMS OF A MATRIX OF N ROWS AND N COLUMNS, SAID MATRIX DEFINING A TOTAL OF N2 PHASE VALUES OVER WHICH TOTAL THE PHASE VALUES ARE PERIODIC AND WHEREIN THE PHASE VALUES IN EACH COLUMN OF SAID MATRIX FOLLOW A DISTINCTIVE ARITHMETIC PROGRESSION, EACH SIGNAL REPRESENTED BY SAID MATRIX HAVING A BASIC PHASE VALUE OF 2$P/N WHERE P IS AN INTEGER RELATIVELY PRIME TO N SO THAT

References Cited (Backward Citations)

US1463994A Cited
US2312897A Cited
US2408692A Cited
US2534535A Cited
US2580148A Cited
US2643819A Cited
US2718638A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-07-29 1967-01-28 1967-07-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-07-29 1971-01-28 1971-07-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-07-29 1975-01-28 1975-07-30 $7700.00 Window Closed / Lapsed

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