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:
Mar. 31, 1998
Filed:
Dec. 14, 1994
Applicant:
Inventor:
Kenichi Shinbori, Kanagawa-ken, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
34082506 ; 39520062 ; 307 37 ; 307 71 ; 359159 ; 359155 ; 341100 ; 341101 ;
Abstract
A communication apparatus comprising: a spatial communication circuit having a transmission part and a reception part; and a detection part for detecting the separate positional state from a communication partner apparatus. The communication method by the spatial communication circuit is switched according to the detection result of the detection part.