System and method of reducing noise in an electronic shelf...

Details System and method of reducing noise in an electronic shelf... System and method of reducing noise in an electronic shelf...

2005-12-27

2005-12-27

Urban, Edward F. (Department: 2685)

Telecommunications

Receiver or analog modulated signal frequency converter

Noise or interference elimination

C455S161300, C455S226300, C340S005910

Reexamination Certificate

active

06980784

ABSTRACT:
A system and method of reducing noise in an electronic shelf label system which shifts operation of the receiver away from noise frequencies. The system includes a controller for receiving signal levels and noise levels at different frequencies from a homodyne receiver, and for shifting operation of the receiver away from noise frequencies.

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