Communications: radio wave antennas – Antennas – Microstrip
Patent
1987-09-29
1990-10-16
Hille, Rolf
Communications: radio wave antennas
Antennas
Microstrip
428901, H01Q 138, H01Q 1308
Patent
active
049638912
ABSTRACT:
A planar antenna comprising a dielectric layer containing a homopolymer of 3-methylbutene-1 or a copolymer of 3-methylbutene-1 and an alpha-olefin of from 2 to 12 carbon atoms, a polyene or a mixture thereof, a conductor laminated on the whole back surface of said dielectric layer and a circularly polarized radiation microstrip element formed from a metal foil and provided on the other surface of said dielectric layer.
REFERENCES:
patent: 4728962 (1988-03-01), Kitsuda et al.
patent: 4763133 (1988-08-01), Takemura et al.
patent: 4772496 (1988-09-01), Maeda et al.
Patent Abstracts of Japan, vol. 10, No. 91, 9 Apr. 1986, (E-394)(2148); and JP-A-60 235 505 (Showa Denko) 22-11-1985.
Ajiki Mitsunori
Aoyagi Yoshiki
Murakami Atsushi
Nakada Mamoru
Suzuki Shigeru
Brown Peter Toby
Hille Rolf
Mitsubishi Kasei Corporation
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