Multifrequency antenna matching apparatus with antomatic tuning

Details Multifrequency antenna matching apparatus with antomatic tuning Multifrequency antenna matching apparatus with antomatic tuning

1982-07-09

1985-06-04

Lieberman, Eli

Telecommunications

Transmitter

Including tuning

455125, 455129, H04B 102

Patent

active

045219133

ABSTRACT:
An antenna matching apparatus tunable to different frequencies is disclosed for use with a high frequency transmitter that is rapidly switchable between different transmitting frequencies by a control unit according to a predetermined frequency scheme. This apparatus which is tunable as quickly as the transmitter, includes two or more antenna tuning means tuned to different frequencies which are tuned to different frequencies and switched rapidly by the control unit.

REFERENCES:
patent: 3277377 (1966-10-01), Guyton et al.
patent: 3883875 (1975-05-01), McClymont et al.
patent: 4143369 (1979-03-01), Ayers
"Programmable Antenna-Tuning Unit and its Use with Shortwave Transmitter SK1/39 . . . " printed in News of Rohde & Schwarz, Dec. 1970.

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