GPS suddenly lost signal at Liuzhou airport in Guangxi
[The GPS suddenly lost the signal when several flights landed at Guangxi Liuzhou Airport! The source of the interference was in a garage] GPS navigation signals are an important technical safeguard for aircraft flight safety. Not long ago, the crew of a civilian airliner that landed at Liuzhou Airport reported that the plane was in the air about 8 kilometers from the runway as it descended and was preparing to land. , The GPS signal began to be jammed by radio, and the interfering signal disappeared until about 4 kilometers from the track. The duration of the interference of different airliners is different.
The shortest time for GPS interference from passenger aircraft is 60 seconds and the longest time is 125 seconds. . After receiving the complaint, the Liuzhou radio monitoring center dispatched monitoring personnel and sent mobile monitoring vehicles to carry out carpet radio monitoring and interference investigation in the area under the GPS interference road. Finally, the source of interference was found to be the GPS installed in a used car warehouse. Signal jammer. After questioning, the owner of the car warehouse confessed that the jammer was purchased online and was used to protect the GPS signals of cars in the warehouse to prevent the positioning information of vehicles are discovered. After that, the public security police seized the GPS jammer according to law and took the warehouse owner back to the public security agency for further investigation.
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