Communications: radio wave antennas – Antennas – Microstrip
Patent
1988-11-14
1991-10-29
Wimer, Michael C.
Communications: radio wave antennas
Antennas
Microstrip
343846, H01Q 138
Patent
active
050619381
ABSTRACT:
A microstrip antenna has an electrically conductive base plate carrying an electrically insulating substrate on top of which are a plurality of radiating patches, the improvement comprises establishing a relatively large spacing between the electrically insulating substrate and the base plate at lateral dimensions larger than lateral dimensions of the patches and in the vicinity of the patches and either through local elevations of the insulating substrate or by local indents in the base plate being vertically aligned with the patches.
REFERENCES:
patent: 4131894 (1978-12-01), Schiavone
patent: 4521781 (1985-06-01), Campi et al.
Bender Oswald
Borgwardt Christian
Boukamp Joachim
Braig Albert
Helwig Gunter
Dornier System GmbH
Siegemund Ralf H.
Wimer Michael C.
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