Two-wave antenna for telephones used in vehicles

Details Two-wave antenna for telephones used in vehicles Two-wave antenna for telephones used in vehicles

1994-03-25

1996-01-02

Wimer, Michael C.

Communications: radio wave antennas

Antennas

With lumped reactance for loading antenna

343827, H01Q 920

Patent

active

054812712

ABSTRACT:
A two-wave antenna for telephones used in vehicles which includes two radiating elements in which one end of each of the two radiating elements is respectively connected to one end of a single phase coil and the effective radiating lengths of the two radiating elements are respectively 1/2 .lambda..sub.1 to 5/8 .lambda..sub.1 and an electrical length of the phase coil is 3/2 .lambda..sub.1 to 5/4 .lambda..sub.1 so that currents of the same phase and two frequency bands are carried in the two radiating elements and wherein .lambda..sub.1 is the wavelength of the first band.

REFERENCES:
patent: 4721965 (1988-01-01), Elliott
patent: 4857939 (1989-08-01), Shimazaki

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