Invention Grant
- Patent Title: Code hopping encryption technique for barrier operator systems
- Patent Title (中): 屏障操作员系统的跳码加密技术
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Application No.: US13477766Application Date: 2012-05-22
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Publication No.: US08842829B2Publication Date: 2014-09-23
- Inventor: David Patrick Bresson , Vivien Neil Delport
- Applicant: David Patrick Bresson , Vivien Neil Delport
- Applicant Address: US TX Lewisville US AZ Chandler
- Assignee: Overhead Door Corporation,Microchip Technology Incorporated
- Current Assignee: Overhead Door Corporation,Microchip Technology Incorporated
- Current Assignee Address: US TX Lewisville US AZ Chandler
- Agency: Gardere Wynne Sewell LLP
- Main IPC: G06F15/10
- IPC: G06F15/10 ; E05F15/20 ; E05F15/16 ; E05F15/18 ; G06F7/04

Abstract:
Disclosed are alternate embodiments of various components of a barrier operator system. and methods of operation, including of the mechanical drive subsystem with segmented and self-locking rail unit, rail mounting supports, belt and chain drive tensioning, and drive assembly carriage and interface; the electronics and software routines for controlled operation of the various barrier operator functions; wall console communications with the barrier operator; encryption and decryption of access codes; establishment and monitoring of travel limits and barrier speed and force profiles; thermal protection of barrier operator drive motors; and establishment and control of communications from the barrier operator to accessories by way of a wireless adapter.
Public/Granted literature
- US20120300935A1 CODE HOPPING ENCRYPTION TECHNIQUE FOR BARRIER OPERATOR SYSTEMS Public/Granted day:2012-11-29
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