RFID tag based discrete contact position indication

Details RFID tag based discrete contact position indication RFID tag based discrete contact position indication

2011-08-09

2011-08-09

Pham, Toan N (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S572100

Reexamination Certificate

active

07994924

ABSTRACT:
An RF based state indicator for indicating the state of a control device is provided. The RF-based state indicator indicates the position of a control mechanism by using the position of the control mechanism to enable or disable an RF tag. An RF reader acquires RF transmitted data from enabled RF tags and uses the data to indicate or control an operation aspect of a device.

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patent: 2003/0116634 (2003-06-01), Tanaka
patent: 2007/0222697 (2007-09-01), Caimi et al.
patent: 2009/0101720 (2009-04-01), Dewan et al.
patent: 19645083 (1998-05-01), None
patent: 2008128963 (2008-10-01), None
European Search Report mailed May 17, 2010.

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