Title:
ANTENNA SYSTEM
Document Type and Number:
Japanese Patent JP2003142933
Kind Code:
A
Abstract:
To obtain an antenna system which suppresses the occurrence of an unwanted induced current without decreasing antenna gain.
The antenna system is equipped with a transmission line 1 comprising two parallel lines 1a and 1b and dipole elements 2a and 2b to 5b and 5b which are arranged in a logarithmically periodic state along the transmission line 1, and the dipole elements 2a and 2b to 5a and 5b are connected to the transmission line 1 in a mutually opposite-phase feeding state and also bent so that they do not come into contact with each other on the side of connection with the transmission line 1 and are arranged on a plane containing the center line between the two parallel lines 1a and 1b.
Inventors:
NISHIZAWA KAZUFUMI
MIYASHITA HIROAKI
MAKINO SHIGERU
MIYASHITA HIROAKI
MAKINO SHIGERU
Application Number:
JP2001336455A
Publication Date:
May 16, 2003
Filing Date:
November 01, 2001
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
H01Q1/38; H01Q9/16; H01Q9/26; H01Q11/10; (IPC1-7): H01Q11/10; H01Q1/38; H01Q9/16; H01Q9/26
Attorney, Agent or Firm:
Soga Doteru (6 people outside)