Title:
GLASS ANTENNA FOR CELLULAR TELEPHONE SET
Document Type and Number:
Japanese Patent JP3373239
Kind Code:
B2
Abstract:
PURPOSE: To improve the reception sensitivity.
CONSTITUTION: An antenna conductor consisting of a main antenna wire 1 comprising a rectangular loop conductor, of a phase adjustment wire 4 connecting a prescribed position of the main antenna wire 1 to a feeding point 2, and of a jumper 3 connecting the main antenna wire 1 and the feeding point 2 is provided onto a window glass plate of an automobile, and an earth conductor 6 of a shape symmetrical to the shape of the antenna conductor is provided in the vicinity of the feeding point 2. Through the constitution above, the sensitivity similar to that of a pole antenna is obtained.
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Inventors:
Koji Tabata
Takeshi Yamamoto
Kenichi Ishii
Takeshi Yamamoto
Kenichi Ishii
Application Number:
JP36051692A
Publication Date:
February 04, 2003
Filing Date:
December 28, 1992
Export Citation:
Assignee:
Asahi Glass Co., Ltd.
International Classes:
H01Q1/32; (IPC1-7): H01Q1/32
Domestic Patent References:
| JP3250906A | ||||
| JP59198006A | ||||
| JP31703A | ||||
| JP3265202A | ||||
| JP349402A | ||||
| JP63254804A | ||||
| JP410409U | ||||
| JP52144638U | ||||
| JP47843B2 | ||||
| JP3514257B1 | ||||
| JP337320B1 | ||||
| JP32982Y2 |
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