Patent US6544223B1 successfully refreshed from Google Patents.
US3204035A
Expired / Lapsed
US
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Orthonormal pulse multiplex transmission systems
Assignee: Individual
•
Filing: 1962-11-26
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Granted: 1965-08-31
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Expires: 1982-11-26
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Ballard
- 👤 Bernard R Boymel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:56
CPC Classifications
H; H04; H04L; H04L23/00; H04L23/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A MULTIPLEX CHANNEL INTELLIGENCE COMMUNICATION SYSTEM COMPRISING IN COMBINATION: (A) A TRANSMITTING STATION AND A REMOTELY LOCATED RECEIVING STATION WITH A TRANSMISSION LINK THEREBETWEEN, (B) MEANS AT SAID TRANSMITTING STATION FOR GENERATING A PLURALITY OF RECTANGULAR, OVERLAPPING, PULSE WAVEFORMS BEARING A MUTUALLY ORTHONORMAL RELATION TO EACH OTHER, (C) INPUT CIRCUITS FOR INTELLIGENCE SIGNALS, (D) MEANS FOR MULTIPLYING SAID WAVEFORMS WITH SAID INTELLIGENCE SIGNALS, (E) MEANS FOR COMBINING SAID MULTIPLIED WAVEFORMS BY LINEAR ADDITION TO OBTAIN A COMPOSITE SIGNAL FOR TRANSMISSION ALONG SAID TRANSMISSION LINK, (F) MEANS AT SAID RECEIVING STATION FOR DERIVING SYNCHRONIZING SIGNALS FROM SAID COMPOSITION SIGNAL WHEN RECEIVED AT SAID RECEIVING STATION, (G) MEANS AT SAID RECEIVING STATION FOR GENERATING A PLURALITY OF ORTHONORMAL PULSE WAVEFORMS CORRESPONDING TO THOSE GENERATED AT THE TRANSMITTING STATION, (H) MEANS FOR CORRELATING SAID COMPPSITE SIGNAL WITH SAID ORTHONORMAL PULSE WAVEFORM FOR EACH CHANNEL, AND (I) OUTPUT CIRCUITS FOR DERIVING THE ORIGINAL INTELLIGENCE SIGNALS FROM THE CORRELATION WAVEFORMS FOR EACH CHANNEL.
Claim 2
Dependent Claim
158 words
A MULTIPLEX CHANNEL INTELLIGENCE COMMUNICATION SYSTEM COMPRISING IN COMBINATION: (A) A TRANSMITTING STATION AND A REMOTELY LOCATED RECEIVING STATION WITH A TRANSMISSION LINK THEREBETWEEN, (B) MEANS AT SAID TRANSMITTING STATION FOR GENERATING A PLURALITY OF RECTANGULAR, OVERLAPPING, PULSE WAVEFORMS BEARING A MUTUALLY ORTHONORMAL RELATION TO EACH OTHER, (C) INPUT CIRCUITS FOR INTELLIGENCE SIGNALS, (D) MEANS FOR MULTIPLYING SAID WAVEFORMS WITH SAID INTELLIGENCE SIGNALS, (E) MEANS FOR COMBINING SAID MULTIPLIED WAVEFORMS BY LINEAR ADDITION TO OBTAIN A COMPOSITE SIGNAL FOR TRANSMISSION ALONG SAID TRANSMISSION LINK, (F) MEANS AT SAID RECEIVING STATION FOR DERIVING SYNCHRONIZING SIGNALS FROM SAID COMPOSITION SIGNAL WHEN RECEIVED AT SAID RECEIVING STATION, (G) MEANS AT SAID RECEIVING STATION FOR GENERATING A PLURALITY OF ORTHONORMAL PULSE WAVEFORMS CORRESPONDING TO THOSE GENERATED AT THE TRANSMITTING STATION, (H) MEANS FOR CORRELATING SAID COMPPSITE SIGNAL WITH SAID ORTHONORMAL PULSE WAVEFORM FOR EACH CHANNEL, AND (I) OUTPUT CIRCUITS FOR DERIVING THE ORIGINAL INTELLIGENCE SIGNALS FROM THE CORRELATION WAVEFORMS FOR EACH CHANNEL.
References Cited (Backward Citations)
US1608566A
Cited
US3030614A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |