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:
Jan. 03, 2006
Filed:
Apr. 27, 2001
Applicant:
Kazutoshi Higuchi, Oomiya, JP;
Inventor:
Kazutoshi Higuchi, Oomiya, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cellular phone capable of informing a user of the deterioration of a line speech quality by raising an alarm. In the cellular phone according to the present invention, the condition in which the saturation of a transmission output lasts for a predetermined period of time or longer is detected, and a deterioration in the uplink speech quality is thereby predicted, an alarm signal being sent out to the cellular phone. Thus, the user is notified that a deterioration in the uplink speech quality occurs.