Method and apparatus for a rolling code learning transmitter

Details Method and apparatus for a rolling code learning transmitter Method and apparatus for a rolling code learning transmitter

2006-06-06

2006-06-06

Zimmerman, Brain (Department: 2635)

Communications: electrical

Selective

Intelligence comparison for controlling

C340S005710, C340S870030, C340S870030, C340S870030, C340S005230

Reexamination Certificate

active

07057494

ABSTRACT:
A barrier movement operator system having a receiver for receiving, learning and responding to transmitted rolling code access codes. The barrier movement operator provides a method and apparatus for learning valid security codes by a security code receiver comprising receiving a first previously learned security code and beginning a learn mode operation in response thereto, within a predetermined period of time, receiving a second security code, having a predetermined relationship to the first security code; and storing a representation of the second security code as a valid security code.

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