BIDIRECTIONAL REMOTE CONTROL SYSTEM, REMOTE CONTROL UNIT AND CONTROLLED UNIT

摘要

PROBLEM TO BE SOLVED: To enable to control a controlled unit even in the circumstances wherein control signals do not reach directly because of obstructions between a remote control and the controlled unit. SOLUTION: Even in the circumstances wherein the control signals is not able to be transmitted or received directly between the remote control and the controlled unit, the remote control is able to control the controlled unit for the other controlled unit to relay the control signal.