Title:
DUAL MODE BLADE ANTENNA
Document Type and Number:
Japanese Patent JPS5856503
Kind Code:
A
Abstract:
A printed circuit board includes first and second antenna elements spaced less than one-quarter wavelength apart and preferably one-eighth wavelength apart. Matching circuitry printed on the circuit board connects the elements to a quadrature coupler. The circuit board is foam encased in a blade-shaped fiberglass radome. The antenna radiates two independent null-free patterns.
Inventors:
PATORISHIA ERU BAAGUMAIAA
Application Number:
JP15796082A
Publication Date:
April 04, 1983
Filing Date:
September 10, 1982
Export Citation:
Assignee:
HAZELTINE CORP
International Classes:
H01Q25/04; H01Q1/28; H01Q3/24; H01Q25/00; (IPC1-7): H01Q25/04
Domestic Patent References:
| JPS52134351A | 1977-11-10 |
Attorney, Agent or Firm:
Minoru Nakamura