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:
May. 22, 2001
Filed:
Nov. 05, 1998
Applicant:
Inventors:
Shinichi Koyama, Tokyo, JP;
Takashi Kobayashi, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/26 ;
U.S. Cl.
CPC ...
G06F 1/26 ;
Abstract
In a communication apparatus having a first mode capable of communicating with an external apparatus and a second mode having a consumption power smaller than the second mode, the communication apparatus controls to alternately switch between the first and second modes at an interval of a predetermined period. In this case, the communication apparatus variable controls the periods of the first and second modes in accordance with the type of a power source or a remaining capacity of an internal power source, the power sources driving the communication apparatus.