Communications: directive radio wave systems and devices (e.g. – Radio wave absorber
Patent
1991-10-11
1993-01-12
Barron, Jr., Gilberto
Communications: directive radio wave systems and devices (e.g.,
Radio wave absorber
523137, H01Q 1700, G21F 110
Patent
active
051793814
ABSTRACT:
An electromagnetic wave absorber available for a VHF to UHF band is implemented by a conductive film, a magnetic film laminated on the conductive film and back-plated with a metal film, and the magnetic film is formed from a resin film containing ferrite powder equal to or greater than 70% by weight so that the electromagnetic wave absorber is flexible and available for a large and wide structure.
REFERENCES:
patent: 3737903 (1973-06-01), Suetake et al.
patent: 4003840 (1977-01-01), Ishino et al.
patent: 4538151 (1985-08-01), Hatakeyama
patent: 4960633 (1990-10-01), Hiza et al.
Barron Jr. Gilberto
NEC Corporation
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