Title:
PROVISION FOR MEASURING ANTENNA
Document Type and Number:
Japanese Patent JP2004282678
Kind Code:
A
Abstract:
To reduce or eliminate an effect of a coaxial cable connected to an antenna on an emission characteristic when measuring a characteristic of a small sized antenna.
Ferrite elements 11a to 11f are attached to the coaxial cable 3 connected to the small sized antenna 1. The effect on the emission characteristic of the antenna is reduced or eliminated by using an attenuation characteristic of a magnetic substance or an electromagnetic wave absorption characteristic of a ferrite.
Inventors:
SAKUMA MASAO
Application Number:
JP2003112175A
Publication Date:
October 07, 2004
Filing Date:
March 12, 2003
Export Citation:
Assignee:
SAKUMA MASAO
International Classes:
H01Q17/00; (IPC1-7): H01Q17/00