Title:
ARRAY ANTENNA
Document Type and Number:
Japanese Patent JPS61248601
Kind Code:
A
Abstract:
In a slotted array antenna (12), an asymmetric ridge waveguide element (13) defining colliner radiating slots (16), said waveguide elements (13) defining a central hollow region (13') and an axial ridge (13'') separating first and second series of side chambers (17' and 17'') alternating in height with respect to each other, whereby production of second order beams of radiation from said antenna (12) is eliminated and much lower side lobe levels are produced when the element (13) is used in an array scanned in a plane perpendicular to the element axes.
Inventors:
HARORUDO SHIYUNITOKIN
JIYURIASU GURIIN
JIYURIASU GURIIN
Application Number:
JP9583286A
Publication Date:
November 05, 1986
Filing Date:
April 24, 1986
Export Citation:
Assignee:
UNITED TECHNOLOGIES CORP
International Classes:
H01Q13/10; H01Q21/00; H01Q21/06; (IPC1-7): H01Q13/10; H01Q21/06
Attorney, Agent or Firm:
Tadahiko Ito