Security code learning method and apparatus

Communications: electrical – Selective – Intelligence comparison for controlling

Reexamination Certificate

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C340S005240, C340S005640, C340S005710, C340S870030

Reexamination Certificate

active

07429910

ABSTRACT:
A barrier movement operator is disclosed which learns wirelessly transmitted access codes during a learn mode and subsequently in an operate mode receives wireless transmissions and determines whether action should be taken by consulting the learned access codes. Methods and apparatus are included which can be used to prohibit the learning of unauthorized access codes.

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British Search Report for British Patent Application No. GB0405021.7 dated Jun. 22, 2004.

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