Communications: radio wave antennas – Antennas – Microstrip
Patent
1989-01-09
1989-11-07
Hille, Rolf
Communications: radio wave antennas
Antennas
Microstrip
343770, 343787, 343873, H01Q 138, H01Q 344
Patent
active
048795623
ABSTRACT:
A microstrip antenna is improved by applying a thin coating of ferrite maial to the surface of the metal ground plane of the antenna by flame spraying or arc plasma spraying. The applied ferrite coating is not exposed to a high temperature anneal cycle.
REFERENCES:
patent: 4589422 (1986-05-01), James et al.
patent: 4600018 (1986-07-01), James et al.
Babbitt Richard W.
Stern Richard A.
Hille Rolf
Johnson Doris J.
The United States of America as represented by the Secretary of
Zelenka Michael J.
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