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.:
Date of Patent:
Sep. 25, 2001
Filed:
Dec. 21, 1998
Kazuhiro Kudoh, Shizuoka, JP;
NEC Corporation, Tokyo, JP;
Abstract
A portable radio information terminal is provided that can prevent the radio section built in the cover for covering the main body from being adversely affected by noises generated in the information processing section built in the main body. The main body,includes an information processing section which chiefly consists of a control section acting as a main noise generating source. The cover,which covers the upper surface of the main body,includes a radio section,containing the receiving section, a whip antenna,and an inverted-F antenna,The cover,is mechanically coupled to the main body 1 by means of the shaft,The ground conductor,for the inverted-F antenna,is disposed on the back surface of the cover,or faces the upper surface of the main body,to effectively block noises from the main body,The terminal includes the whip antenna,and the inverted-F antenna,each disposed at the end of the cover,With the cover closed, the inverted-F antenna,with a large gain can receive signals. With the cover opened, the diversity reception can be performed using both the whip antenna,and the inverted-F antenna