The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 13, 2001

Filed:

Aug. 20, 1999
Applicant:
Inventors:

Junichi Kurita, Ishikawa-ken, JP;

Atsuyuki Yuasa, Yokohama, JP;

Kazunari Kawahata, Machida, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/24 ;
U.S. Cl.
CPC ...
H01Q 1/24 ;
Abstract

An antenna includes: a base having opposing first and second surfaces and opposing end surfaces; a radiation electrode covering at least a portion of the first major surface of the base; a power terminal disposed on the base and operable to conduct signal power which is at least one of received and transmitted by the antenna; a mounting substrate having spaced apart first and second major surfaces; a first ground electrode covering at least a portion of the second major surface of the base, wherein the base is disposed on the mounting substrate such that the second major surface of the base is coupled to the first major surface of the mounting substrate and a distance D is defined from the first major surface of the base to the second major surface of the mounting substrate, and the first ground electrode is electrically coupled to the first ground electrode such that a gain of the antenna is a function of the distance


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