Title:
RESPONDER FOR MOBILE OBJECT IDENTIFICATION
Document Type and Number:
Japanese Patent JPH05167472
Kind Code:
A
Abstract:
PURPOSE: To reduce an area by an area of a detection modulation section without reducing a reception area of a patch antenna.
CONSTITUTION: A patch antenna 2 and a control section 4 are arranged to an upper face of an upper side insulation board. Furthermore, a detection modulation section 3 provided with a stub and a power supply section 5 are arranged to a lower side of a lower side insulation board. Then the upper insulation board and the lower insulation board are subject to high frequency shield by a shield earth section and a feeding terminal of the patch antenna 2 and the feeding terminal of the detection modulation section 3 are connected by a coaxial cable 6.
Inventors:
KANAZAWA YASUYUKI
Application Number:
JP32875091A
Publication Date:
July 02, 1993
Filing Date:
December 12, 1991
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
G01S13/74; H01Q13/08; H04B1/38; H04B1/3822; H04B1/59; H04B7/26; (IPC1-7): G01S13/74; H01Q13/08; H04B1/38; H04B1/59; H04B7/26
Domestic Patent References:
| JPS63292734A | 1988-11-30 | |||
| JPH0265529A | 1990-03-06 | |||
| JP3093788B2 | 2000-10-03 |
Attorney, Agent or Firm:
Akira Kobiji (2 outside)