Invention Grant
US08902740B2 Methods, systems, and products for security services 有权
用于安全服务的方法,系统和产品

Methods, systems, and products for security services
Abstract:
Methods, systems, and products notify of alarms in security systems. Two separate communications paths are established from an alarm controller. Connectivity messages are sent from the alarm controller over each of the two separate communications paths. When a timer counts down to a final value, then more connectivity messages are sent from the alarm controller to report connectivity.
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