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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.

Patent No.:

US 6677905 B1

PDFFull Text
Date of Patent:
Jan. 13, 2004

Filed:

Feb. 13, 2002

Antenna device and mobile communications apparatus including the device

Applicant:
Inventors:

Futoshi Deguchi, Fukuoka, JP;

Toshinori Komesu, Fukuoka, JP;

Akihiko Hirata, Fukuoka, JP;

Sumio Tate, Fukuoka, JP;

Assignee:

Matsushita Electric Industrial Co., Ltd., Osaka, JP;

Attorney:

RatnerPrestia

Primary Examiner:

James Clinger

Assistant Examiner:

D Brown

Int. Cl.
CPC ...
H01Q 9/18 ;
U.S. Cl.
CPC ...
H01Q 9/18 ;
Abstract

An antenna device includes: a radiator having a meander portion; and a conductor shorter than the radiator which is disposed opposite to the radiator. A coaxial cable is connected to the radiator and conductor. Respective line lengths of the radiator and conductor satisfy a predetermined relation with respect to a wavelength of a signal to be transmitted and received. The antenna device achieves at least one of improved antenna characteristics, downsizing, and improved mechanical strength.

Find Patent Forward Citations

Deguchi, Futoshi. (2004). Antenna device and mobile communications apparatus including the device (U.S. Patent No. 6677905). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6677905

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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