作者: Langerak Jeffrey
DOI:
关键词: Signal 、 Hand held 、 Wireless 、 Communication device 、 Computer science 、 Electrical engineering
摘要: System comprising a vehicle, at least one sensor device in said vehicle and hand held communication device, wherein the comprises wireless for with and/or is provided circuitry software issuing an alert signal based on received from upon bringing predetermined range especially position outside of distance inside