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Patent Searching and Data


Title:
WINDSHIELD GLASS ANTENNA FOR VEHICLE
Document Type and Number:
Japanese Patent JPH04107002
Kind Code:
A
Abstract:

PURPOSE: To improve the input gain over a wide frequency range from the FM radio broadcast wave to the UHF TV broadcast wave by combining main elements and an auxiliary element having specific forms.

CONSTITUTION: Not only a defogging heater filaments 2 and bus bars 3 are formed on the vehicle inside of a glass plate 1 but also main elements 4 which consist of two horizontal wires and are connected by a vertical filament in a range 200mm distant from at least one end part and an auxiliary element 5 having a turning-back part 51 are formed in the upper blank part above the heater filaments together with a feed point 6 by screen printing and sintering a conductive paste. Thus, the FM radio broadcast wave, the TV broadcast wave in VHF band, and the YHF band are satisfactorily received.


Inventors:
TSUKADA TOKIO
NISHIKAWA KAZUYA
TADOKORO SHINGO
Application Number:
JP22595190A
Publication Date:
April 08, 1992
Filing Date:
August 27, 1990
Export Citation:
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Assignee:
CENTRAL GLASS CO LTD
International Classes:
H01Q1/32; (IPC1-7): H01Q1/32
Attorney, Agent or Firm:
Eiichi Sakamoto