Title:
PHASE SHIFTER FOR COIL TYPE ANTENNA
Document Type and Number:
Japanese Patent JPH04271503
Kind Code:
A
Abstract:
PURPOSE: To allow all elements to act like an antenna by preventing an antenna element for a higher frequency of a multi-band antenna from acting like a choke coil.
CONSTITUTION: Both terminals of a coil 2 wound on an outer circumference of a rod 1 made of an insulation material are connected respectively to connection fixtures 3A, 3B of the antenna element fitted to both ends of the rod 1 respectively and a bias line 6 is provided additionally between the sand connection fixtures 3A, 3B so as to prevent that an element for a higher frequency acts like a choke.
Inventors:
MATSUURA KAORU
MATSUZAKI SHIGEKI
MATSUZAKI SHIGEKI
Application Number:
JP5315791A
Publication Date:
September 28, 1992
Filing Date:
February 26, 1991
Export Citation:
Assignee:
KOMETSUTO KK
International Classes:
H01Q5/00; H01Q5/10; H01Q5/321; (IPC1-7): H01Q5/00
Attorney, Agent or Firm:
Yaho Noboru