| 摘要 |
A re-entry broadcasting alert apparatus (1), comprising: a housing (10) provided with a heat shield (11); a connector (12, 120) for attaching said housing to a space system (100) and releasing it during atmospheric re-entry thereof; a geolocalisation receiver (15), for determining the position of the apparatus; a processor (16) programmed to determine a hazard area on ground and/or in airspace, where debris from said space system are expected to fall, taking said position of the apparatus as input data; and a transmitter (17) for broadcasting a signal carrying information defining said hazard area; said geolocalisation receiver, processor and transmitter being located within said housing. A re-entry alert receiving device, cooperating with said re-entry broadcasting alert apparatus. A re-entry broadcasting alert system comprising a re-entry broadcasting alert apparatus and at least a re-entry alert receiving device. A method of broadcasting re-entry alerts using such a system. |
