Research Article

Dynamic Search Mechanism with Threat Prediction in a GNSS Receiver

Table 3

Threat prediction results of the two methods.

Overlap rate and J/S Method
DSM-TP methodTraditional method

30%20 dBCorrectly;
, predict threat state and correlation
Correctly;
No prediction
0 dBCorrectly;
, predict threat state and correlation
Correctly;
No prediction
 dBAlarm and rereceive;   
, predict threat state and correlation
Spoofing;
No prediction

50%20 dBCorrectly;
, predict threat state and correlation
Correctly;
No prediction
0 dBCorrectly;
, predict threat state and correlation
Correctly;
No prediction
 dBAlarm and rereceive;
, predict threat state and correlation
Spoofing;
No prediction

80%20 dBCorrectly;
, predict threat state and correlation
Correctly;
No prediction
0 dBAlarm and rereceive;
, predict threat state and correlation
Spoofing;
No prediction