Patent ID: 9013314
Filing Date: 2015-04-21
Classification: G08B

Abstract:
1. An indicating system for providing instructions remotely from a parent unit to a user of one or more child units comprising; a parent unit comprising: one or more remotely located child units comprising: wherein when the first actuator element on the parent unit is actuated, an instruction comprising an indication that the user of the child unit can go is generated on the output indicating device of the child unit; wherein when a strength of the signal between the parent unit and the child unit drops below a predetermined level or a measured distance between the parent unit and the child unit exceeds a first distance threshold, a pre-recorded protective instruction comprising an indication that the user of the child unit should stop is automatically generated by the output indicating device of the child unit based on the strength of the signal dropping below the predetermined level or the measured distance exceeding the first distance threshold.