US3333052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Communications encoding and decoding system employing selective attenuation and phase shifting of synchronizing signals and harmonics
Assignee: Individual
•
Filing: 1963-10-18
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Granted: 1967-07-25
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Expires: 1983-10-18
Abstract
No abstract record available.
Inventors
- 👤 Leonard R Kahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:26
CPC Classifications
H; H04; H04N; H04N7/00; H04N7/16; H04N7/167; H04N7/171
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
IN A VIDEO SIGNAL WIRELESS TRANSMISSION SYSTEM OF THE TYPE PRESENTING A LINE SCAN TYPE VISUAL IMAGE, A VIDEO SIGNAL ENCODING MEANS COMPRISING: MEANS FOR GENERATING AN UNENCODED VIDEO SIGNAL WITH INCLUDED SYNCHRONIZING PULSES; MEANS SELECTING VARIOUS HARMONIC FREQUENCY COMPONENTS OF THE UNENCODED VIDEO SIGNAL, INCLUDING FREQUENCY COMPONENTS OF A SYNCHRONIZING PULSE THEREOF; MEANS VARIOUSLY SHIFTING THE PHASES OF THE SAID FREQUENCY COMPONENTS; MEANS FOR VARIOUSLY ATTENUATING THE AMPLITUDES OF THE SAID FREQUENCY COMPONENTS; MEANS RECOMBINING THE RESULTING VARIOUSLY PHASE SHIFTED AND ATTENUATED FREQUENCY COMPONENTS WITH THE UNENCODED VIDEO SIGNAL TO PROVIDE AN ENCODED VIDEO SIGNAL; MEANS AMPLITUDE MODULATING A CARRIER WAVE WITH THE ENCODED VIDEO SIGNAL; AND MEANS RADIATING THE MODULATED CARRIER WAVE.
Claim 2
Dependent Claim
114 words
IN A VIDEO SIGNAL WIRELESS TRANSMISSION SYSTEM OF THE TYPE PRESENTING A LINE SCAN TYPE VISUAL IMAGE, A VIDEO SIGNAL ENCODING MEANS COMPRISING: MEANS FOR GENERATING AN UNENCODED VIDEO SIGNAL WITH INCLUDED SYNCHRONIZING PULSES; MEANS SELECTING VARIOUS HARMONIC FREQUENCY COMPONENTS OF THE UNENCODED VIDEO SIGNAL, INCLUDING FREQUENCY COMPONENTS OF A SYNCHRONIZING PULSE THEREOF; MEANS VARIOUSLY SHIFTING THE PHASES OF THE SAID FREQUENCY COMPONENTS; MEANS FOR VARIOUSLY ATTENUATING THE AMPLITUDES OF THE SAID FREQUENCY COMPONENTS; MEANS RECOMBINING THE RESULTING VARIOUSLY PHASE SHIFTED AND ATTENUATED FREQUENCY COMPONENTS WITH THE UNENCODED VIDEO SIGNAL TO PROVIDE AN ENCODED VIDEO SIGNAL; MEANS AMPLITUDE MODULATING A CARRIER WAVE WITH THE ENCODED VIDEO SIGNAL; AND MEANS RADIATING THE MODULATED CARRIER WAVE.
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) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |