Cable antenna structure

Details Cable antenna structure Cable antenna structure

2006-11-14

2006-11-14

Le, Hoanganh (Department: 2821)

Communications: radio wave antennas

Antennas

Active sleeve surrounds feed line

C343S790000

Reexamination Certificate

active

07136026

ABSTRACT:
The antenna apparatus, comprises a coaxial cable having a core conductive wire for feeding signal, a radiation unit coupled to the coaxial cable, wherein the material and character of the radiation unit is substantially the same with the one of the coaxial cable, wherein the length of the radiation unit is approximately ((¼)+n) λ of an operation frequency of the antenna apparatus, wherein the n is an integer number that is greater than or equal to zero.

REFERENCES:
patent: 6081236 (2000-06-01), Aoki
patent: 6552692 (2003-04-01), Zeilinger et al.
patent: 6842155 (2005-01-01), Yeh
patent: 2005/0212713 (2005-09-01), Dai et al.

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