Patent · US Active

Method and apparatus to facilitate transmission of an encrypted rolling code

US8422667B2 · kind B2 · utility

25Cited by

81References

28Claims

0Family size

Assignee

The Chamberlain Group LLC · US

Inventors

James J. Fitzgibbon · Batavia, US
Eric Gregori · Lindenhurst, US

Key dates

Filing date	Aug 9, 2006
Grant date	Apr 16, 2013
Priority date	—
Expiry date	Nov 16, 2030

Classification

Technology area (CPC H)Electricity
CPC primaryH04L2209/80
WIPO fieldBiotechnology
WIPO sectorChemistry

Abstract

An encrypted rolling code (11), a plurality of differing data bit order patterns (13), and a plurality of differing data inversion patterns 14) are provided. One then selects (15) a particular one of each of these patterns and uses those selected patterns as transmission characteristics when transmitting (16) at least part of the encrypted rolling code.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.