×

Sensor device, setting device, reading device, and article administration system

  • US 6,882,273 B2
  • Filed: 05/25/2001
  • Issued: 04/19/2005
  • Est. Priority Date: 05/30/2000
  • Status: Expired due to Fees
First Claim
Patent Images

1. A sensor apparatus comprising:

  • a sensing circuit having a sensor device mounted thereon;

    a coil for taking in electromagnetic wave energy sent from electromagnetic wave energy radiating means provided outside;

    a power supply section connected to said coil for generating an internal power supply;

    an information decoding section for decoding information by which the electromagnetic wave energy is modulated and which includes a tolerance value for a parameter being detected by said sensing circuit;

    a nonvolatile memory for storing the tolerance value decoded by said information decoding section; and

    a transmitting section for sending information based on an output of said sensing circuit to the outside.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×