| 摘要 |
A reflector system including a reflector for reflecting incident electromagnetic energy, a shutter for controlling at least one of electromagnetic energy incident on and electromagnetic energy reflected by the retroreflector, a controller for controlling the shutter to control such incident or reflected electromagnetic energy, and a coding or modulating device for causing the controller to modulate such energy according to a prescribed code. The reflector system may be used in a closed communications system and/or in a system for seeking, locating and/or identifying an object.
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