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. 01, 2012
Filed:
Oct. 18, 2004
Toshiaki Wada, Tokyo, JP;
Kenji Nakano, Tokyo, JP;
Toshiaki Wada, Tokyo, JP;
Kenji Nakano, Tokyo, JP;
Olympus Corporation, Tokyo, JP;
Abstract
An information acquisition device for acquiring digital Information includes: a first transmission unit () having directivity and transmitting by wireless an information request signal to be transmitted in a direction of the directivity; an information addition unit () adding at least one piece of address information to the information request signal to be transmitted; a reception unit () receiving a radio signal transmitted by wireless in response to the information request signal transmitted by the first transmission unit, and acquiring information contained in the signal; an information storage unit () which is built in the information acquisition device or attached to the device as removable from the device, and can store all or a part of information acquired by the reception unit; and an operation unit () issuing an instruction to start an information requesting operation. The reception unit () has no directivity or has broader directivity than the first transmission unit.