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Patent Searching and Data


Title:
STORAGE TYPE ANTENNA SYSTEM FOR MOBILE COMMUNICATION EQUIPMENT AND THE EQUIPMENT
Document Type and Number:
Japanese Patent JPH0794923
Kind Code:
A
Abstract:

PURPOSE: To provide a storage type antenna system capable of mechanically supporting an antenna also to a communication equipment body for a portable radio telephone set, contactlessly and electrically connecting the antenna to the body and appropriate for inexpensive industrial production.

CONSTITUTION: A radio equipment body 31 obtained by constituting a radio equipment circuit on a substrate 27 and covering the substrate with a shield case 28 is arranged in a casing 26. A λ/4 exciter 22 is formed on the substrate 27 and its feeder terminal 22b is connected to a radio equipment output terminal 30 through a micro-strip line 24. The opened terminal 22a of the exciter 22 is oppositely separated from the opened terminal 21a of a λ/2 antenna element 21 through a coupling electrostatic capacitor 25.


Inventors:
Nakase, Kazuhiko
Application Number:
JP1993000238156
Publication Date:
April 07, 1995
Filing Date:
September 24, 1993
Export Citation:
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Assignee:
SANSEI DENKI KK
International Classes:
H01Q1/24; H01Q9/30; (IPC1-7): H01Q1/24; H01Q9/30
Attorney, Agent or Firm:
秋本 正実