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.

Date of Patent:
May. 28, 2013

Filed:

Oct. 03, 2008
Applicants:

Toshimi Koyama, Tokyo, JP;

Jun Fujimoto, Tokyo, JP;

Inventors:

Toshimi Koyama, Tokyo, JP;

Jun Fujimoto, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B 13/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A plurality of readers (antennas ANTthrough ANT) that are each disposed at each of a plurality of laying positions (betting positions) provided on a game tableand are used to read the identification information (RFID) from game media (game chips Pa through Pi) placed at any of the laying positions (betting positions), controller (an antenna controller) that performs the process of reading the identification information from the game medium by individually driving and controlling the readers and causing predetermined electromagnetic waves radiated from the readers in the direction passing through the laying position while changing the power level thereof, storage unit (antenna controller) that stores the identification information that has been read as the data of each reader while relating the data to the power level of the electromagnetic wave, and collating unit (antenna controller) that identifies the game medium by using the data of the different readers stored in the storage unit in order to collate the data of the adjoining readers with each other.


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