Title:
WIDEBAND, COMPACT PLANAR INVERTED-F ANTENNA
Document Type and Number:
WIPO Patent Application WO2001082412
Kind Code:
A3
Abstract:
An improved low profile antenna of the PIFA style is formed from a single piece of useful conductive material and includes a first plate spaced apart from an elongated ground plate. The first and ground plates are interconnected by a shorting plate having a width less than that of either the first or ground plate. A feed plate is interposed between the two plates and is either completely covered by the first plate or slightly exposed. Such antennas have extremely large bandwidth of up to about 50 %.
Inventors:
STUTZMAN WARREN (US)
HUYNH MINH-CHAU (US)
HUYNH MINH-CHAU (US)
Application Number:
PCT/US2001/013603
Publication Date:
May 23, 2002
Filing Date:
April 27, 2001
Export Citation:
Assignee:
VIRGINIA TECH INTELL PROP (US)
STUTZMAN WARREN (US)
HUYNH MINH CHAU (US)
STUTZMAN WARREN (US)
HUYNH MINH CHAU (US)
International Classes:
H01Q5/00; H01Q9/04; (IPC1-7): H01Q9/04; H01Q5/00
Foreign References:
| US5781158A | 1998-07-14 | |||
| US5764190A | 1998-06-09 | |||
| EP0856907A1 | 1998-08-05 | |||
| US6049314A | 2000-04-11 |
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