Helical antenna for portable phones and manufacturing method thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6285340
SERIAL NO

09328502

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Abstract

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A helical antenna having a simple structure and being made of cheap conductor to reduce the manufacturing cost, and a manufacturing method thereof. A helical antenna comprises a dielectric core, a conductive strip, a feeding conductor, and an external circuit. The dielectric core has a substantially cylindrical shape with an outer circumferential surface on which a spiral groove is formed. The conductive strip is deposited on the groove of the dielectric core. The feeding conductor is placed under the dielectric core and provides an electrical connection between the conductive strip and an external circuit. The antenna cover encloses the dielectric core and the feeding conductor.

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Patent Owner(s)

Patent OwnerAddress
ACE TECHNOLOGY262 YANGJAE-DONG SEOCHO-GU SEOUL 137-130

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Koo, Ki Duk Seoul, KR 1 10
Lee, Kyu Bok Songnam, KR 9 85
Park, Duck Jae Seoul, KR 1 10
Sung, Jae Suk Seoul, KR 138 1263
Yun, Jong Cheol Inchon, KR 18 10

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