Title:
IDENTIFICATION RECEIVING SET
Document Type and Number:
Japanese Patent JP2004008778
Kind Code:
A
Abstract:
To provide an ID receiving set capable of controlling the time for a number of runners to simultaneously pass a gate in a speed race such as a marathon.
The identification (ID) receiving set has a combination of directional antennas for receiving an ID signal transmitted from a runner and for avoidingan omission of receiving a signal.
Inventors:
AOKI YURIKO
Application Number:
JP2002207583A
Publication Date:
January 15, 2004
Filing Date:
June 11, 2002
Export Citation:
Assignee:
AOKI YURIKO
International Classes:
A63B71/06; H01Q21/24; H04B7/26; (IPC1-7): A63B71/06; H01Q21/24; H04B7/26