Communications: radio wave antennas – Antennas – Active sleeve surrounds feed line
Reexamination Certificate
2007-04-17
2007-04-17
Chen, Shih-Chao (Department: 2821)
Communications: radio wave antennas
Antennas
Active sleeve surrounds feed line
C343S770000
Reexamination Certificate
active
10929229
ABSTRACT:
A broad band slot style broadcast antenna utilizing coaxial hollow tubes, the inner tube discontinuous at its longitudinal center in order to provide two high power antennas at a single location. The outer tube has slots accompanying adjustable electromagnetic coupling structures.
REFERENCES:
patent: 2947988 (1960-08-01), Masters
patent: 2954556 (1960-09-01), Yang
patent: 6137448 (2000-10-01), Schadler
Chen Shih-Chao
RF Technologies LLC - A Ferrite Company
Tarolli, Sundheim Covell & Tummino LLP
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