US3215774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single line remote control and signal system for television cameras
Assignee: Hitachi Ltd
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Filing: 1963-03-08
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Granted: 1965-11-02
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Expires: 1983-03-08
Abstract
No abstract record available.
Inventors
- 👤 Ikegami Kazutoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:45
CPC Classifications
H; H04; H04N; H04N23/00; H04N23/60; H04N23/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A TELEVISION CAMERA OPERBLE WITH A REMOTE CONTROL APPARATUS COMPRISING: A SINGLE PARI TRANSMISSION LINE CONNECTING THE SAID TELEVISION CAMERA AND THE SAID REMOTE CONTROL APPARATUS; THE TELEVISION CAMERA PROVIDED WITH MEANS FOR MODULATING AN IMAGE SIGNAL OBTAINED FROM THE SAID TELEVISION CAMERA AND TRANSMTTING THE SAID SIGNAL THROUGH THE SAID TRANSMISSION LINE TO THE SAID REMOTE CONTROL APPARATUS, MEANS FOR EXTRACTING AND DECODING CAMERA CONTROL SIGNALS FROM THE SAID TRANSMISSION LINE, CONTROL OPERATION MEANS FOR CONTROL OPERATION OF THE SAID TELEVISION CAMERA IN RESPONSE TO THE SAID DECODED CONTROL SIGNALS, AND EMANS FOR OBTAINING, FROM THE SAID TRANSMISSION LINE, POWER SOURCE VOLTAGE NECESSARY FOR OPERATION OF THE VARIOUS MEANS FOR OPERATING THE SAID TELEVISION CAMERA; REMOTE CONTROL APPARATUS CONSISTING OF MEANS FOR TRANSMITTING THE SAID CONTROL SIGNALS TO THE SAID TELEVISION CAMERA THROUGH THE SAID TRANSMISSION LINE, MEANS AT SAID REMOTE CONTROL APPARATUS FOR REPRODUCING THE SAID IMAGE SIGNAL TRANSMITTED FROM THE SAID TELEVISION CAMEERA THROUGH THE SAID TRANSMISSION LINE, AND A POWER SOURCE VOLTAGE CONNECTED TO THE SAID TRANSMISSION LINE.
Claim 2
Dependent Claim
172 words
A TELEVISION CAMERA OPERBLE WITH A REMOTE CONTROL APPARATUS COMPRISING: A SINGLE PARI TRANSMISSION LINE CONNECTING THE SAID TELEVISION CAMERA AND THE SAID REMOTE CONTROL APPARATUS; THE TELEVISION CAMERA PROVIDED WITH MEANS FOR MODULATING AN IMAGE SIGNAL OBTAINED FROM THE SAID TELEVISION CAMERA AND TRANSMTTING THE SAID SIGNAL THROUGH THE SAID TRANSMISSION LINE TO THE SAID REMOTE CONTROL APPARATUS, MEANS FOR EXTRACTING AND DECODING CAMERA CONTROL SIGNALS FROM THE SAID TRANSMISSION LINE, CONTROL OPERATION MEANS FOR CONTROL OPERATION OF THE SAID TELEVISION CAMERA IN RESPONSE TO THE SAID DECODED CONTROL SIGNALS, AND EMANS FOR OBTAINING, FROM THE SAID TRANSMISSION LINE, POWER SOURCE VOLTAGE NECESSARY FOR OPERATION OF THE VARIOUS MEANS FOR OPERATING THE SAID TELEVISION CAMERA; REMOTE CONTROL APPARATUS CONSISTING OF MEANS FOR TRANSMITTING THE SAID CONTROL SIGNALS TO THE SAID TELEVISION CAMERA THROUGH THE SAID TRANSMISSION LINE, MEANS AT SAID REMOTE CONTROL APPARATUS FOR REPRODUCING THE SAID IMAGE SIGNAL TRANSMITTED FROM THE SAID TELEVISION CAMEERA THROUGH THE SAID TRANSMISSION LINE, AND A POWER SOURCE VOLTAGE CONNECTED TO THE SAID TRANSMISSION LINE.
References Cited (Backward Citations)
US2852600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |