×

Detection apparatus, detection system, portable device, and machine readable medium

  • US 7,257,517 B2
  • Filed: 01/18/2005
  • Issued: 08/14/2007
  • Est. Priority Date: 07/18/2002
  • Status: Expired due to Fees
First Claim
Patent Images

1. A detection apparatus that detects an exercise history of a user in a swimming pool, comprising:

  • a plurality of receiving units operable to receive user identifying information for identifying the user from a portable device retained by the user;

    a recording unit operable to recording receiving unit identifying information for identifying one of said receiving units in association with the user identifying information when the one receiving unit receives the user identifying information; and

    a activity amount computing unit operable to compute a physical activity amount of the user based on a history of the receiving unit identifying information stored in association with the user identifying information.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×