Patent US3794985A successfully refreshed from Google Patents.
US3794985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote control of a receiver
Assignee: Panasonic Holdings Corp
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Filing: 1972-05-25
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Granted: 1974-02-26
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Expires: 1992-05-25
Abstract
Abstract A wireless remote control for a television receiver. The television receiver or controlled system is provided with means for receiving a remote control signal transmitted by a control transmitter. The television receiver may be controlled by said transmitter either if the transmitter is mounted in the television receiver or is removed therefrom.
Inventors
- 👤 Y Dezaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:14
CPC Classifications
H; H03; H03J; H03J9/00; H03J9/04
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
109 words
A remote control device comprising a. a transmitter provided with means for generating and radiating remote control signals; and b. a controlled system comprising a space for mounting therein said transmitter, a door which normally closes the opening of said space, but is retracted inwardly when said transmitter is mounted in said space, a microphone for receiving radiations from said transmitter and mounted on said door in such a manner that said microphone is in opposed relation with said remote control signal generating and radiating means of said transmitter when said transmitter is mounted in said space, and faces outwardly when said door closes the opening of said space.
Claim 2
Dependent Claim
109 words
A remote control device comprising a. a transmitter provided with means for generating and radiating remote control signals; and b. a controlled system comprising a space for mounting therein said transmitter, a door which normally closes the opening of said space, but is retracted inwardly when said transmitter is mounted in said space, a microphone for receiving radiations from said transmitter and mounted on said door in such a manner that said microphone is in opposed relation with said remote control signal generating and radiating means of said transmitter when said transmitter is mounted in said space, and faces outwardly when said door closes the opening of said space.
Claim 3
Dependent Claim
80 words
A remote control device as set forth in claim 1 wherein said transmitter is provided with a first DC power source for energizing said remote control signal generating and radiating means, and said controlled system is provided with a second DC power source so that said remote control signal generating and radiating means of said transmitter is supplied with the DC power from said second DC power source in said controlled system when said transmiTter is mounted in said space.
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) | 1977-02-25 | 1977-08-27 | 1978-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-25 | 1981-08-27 | 1982-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-25 | 1985-08-27 | 1986-02-26 | $7700.00 | Window Closed / Lapsed |