Claims
- 1. A device for optimizing antenna operation, comprising:
- detector means for detecting a wireless control signal generated by a remote control unit in response to user manipulation and encoding a broadcast channel or station selected by a user;
- processing means operatively connected to said detector means for analyzing said wireless control signal during a learning operation to learn a coding format of said wireless control signal, including timing characteristics and digit signal codes, thereby enabling adaptation of the device to wireless remote control units of different manufacturers, and for analyzing said wireless control signal during a normal use operation to determine a broadcast channel or station selected by a user; and
- control means operatively connected to said processing means and to an antenna for controlling operation of said antenna, in response to signals generated by said processing means in response to a channel or station selection encoded in said wireless control signal.
- 2. The device defined in claim 1, further comprising tuning means operatively connected to said antenna for tuning the antenna, said processing means being operating connected to said antenna via said tuning means, wherein said tuning means includes a plurality of pairs of first and second inductors, the first inductor and the second inductor of each pair of inductors having a common inductance, the first and second inductors of each pair differing in inductance from the first and second inductors of other pairs, all of said first inductors being connected on one side to one another and all of said second inductors being connected on one side to one another, said control means including a plurality of switching circuits operatively connected to said processing means and to respective ones of said first and said second inductors.
- 3. The device defined in claim 2 wherein said switching circuits each include a transistor driving a diode switch connected in series to a respective one of said first and said second inductors, said processing means being connected at an output to said transistor.
- 4. The device defined in claim 2, further comprising display means operatively connected to said processing means for displaying a designation of said channel or station selection in response to signals from said processing means.
- 5. The device defined in claim 2 wherein said processing means has a plurality of terminals, further comprising means operatively connected to said terminals for reducing electromacnetic interference generated by said processing means.
- 6. The device defined in claim 2, further comprising a housing substantially surrounding said processing means for shielding said antenna from electromagnetic interference generated by said processing means.
- 7. The device defined in claim 2 wherein said control means includes a plurality of transistors driving a respective diode switches each connected in series to a respective one of said first and said second inductors.
- 8. The device defined in claim 1, further comprising display means operatively connected to said processing means for displaying, in response to signals therefrom, a designation of said channel or station selection in response to signals from said processing means.
- 9. The device defined in claim 1 wherein said detector means includes an infrared sensor.
- 10. The device defined in claim 1 wherein said processing means includes a microprocessor programmed to determine the coding format of said wireless control signal and to analyze said wireless control signal during said normal use operation to determine a broadcast channel or station selected by the user.
- 11. A device for optimizing antenna operation, comprising:
- a wireless control signal detector for detecting a wireless control signal generated by a remote control unit in response to user manipulation and encoding a broadcast channel or station selected by a user;
- a microprocessor operatively connected to said detector, said microprocessor being programmed to analyze said wireless control signal during a learning operation to learn a coding format of said wireless control signal, including timing characteristics and digit signal codes, thereby enablings adaptation of the device to wireless remote control units of different manufacturers, and to analyze said wireless control signal during a normal use operation to determine a broadcast channel or station selected by a user, said microprocessor being operatively connected to an antenna for controlling operation of said antenna in response to a channel or station selection encoded in said wireless control signal.
- 12. The device defined in claim 11 wherein said microprocessor has a plurality of terminals, further comprising filter elements operatively connected to said terminals for reducing electromagnetic interference generated by said microprocessor.
- 13. The device defined in claim 11, further comprising a display operatively connected to said microprocessor for displaying a designation of said channel or station selection in response to signals from said microprocessor.
Parent Case Info
This is a continuation division of application Ser. No. 08/515,544 filed Aug. 16, 1995 now U.S. Pat No. 5,812,066.
US Referenced Citations (11)
Continuations (1)
|
Number |
Date |
Country |
Parent |
515544 |
Aug 1995 |
|