以下为文章正文

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场景一 无屏蔽器 无金属防护罩

照片

信号强度

系统	信号数量	信号强度
北二	4	45 46 46 46
北三	4	48 48 44 53

串口数据

$BDPWI,015727.10,04,02,45,45,03,46,46,05,46,46,08,46,46,04,11,48,48,00,04,48,48,00,02,44,44,00,16,53,53,00*40
$BDBSI,08,03,0,1,1,0,1,0,0,2,0,0*56

场景二 开启屏蔽器 无金属防护罩

信号强度

系统	信号数量	信号强度
北二	0
北三	2	40 44

串口数据

$BDBSI,00,00,0,0,0,0,0,0,0,0,0,0*5E
$BDPWI,015849.10,00,02,11,40,40,00,16,44,44,00*4F

场景三 开启屏蔽器 外加金属防护罩

照片

信号强度

系统	信号数量	信号强度
北二	1	45
北三	2	43 49

串口数据

$BDPWI,015950.10,01,05,45,45,02,11,43,43,00,16,49,49,00*6E
$BDBSI,05,00,0,0,0,0,1,0,0,0,0,0*5A

打开屏蔽器 加屏蔽铁罩

出现不响应$CCRMO,BSI,2,1*23的现象，但是能响应$CCRMO,BSI,2,0*23。

$BDPWI,063401.72,02,05,47,47,03,48,48,03,04,44,44,00,11,47,47,00,16,54,54,00*4B
$BDPWI,063402.72,02,05,48,48,03,48,48,03,04,45,45,00,11,47,47,00,16,54,54,00*48
$BDPWI,063403.72,02,05,47,47,03,48,48,03,04,45,45,00,11,47,47,00,16,54,54,00*49
$BDPWI,063404.72,02,05,47,47,03,48,48,04,04,45,45,00,11,47,47,00,16,54,54,00,10,00,00,00*48
$BDPWI,063405.72,01,03,48,48,04,04,44,44,00,11,47,47,00,16,54,54,00,10,00,00,00*63
$BDPWI,063406.72,01,03,49,49,04,04,44,44,00,11,47,47,00,16,54,54,00,10,00,00,00*60
$BDFKI,063406,TXA,N,1,4*6F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDBSI,03,00,0,0,2,0,0,0,0,0,0,0*5F
$BDFKI,063406,TXA,Y,0,0*7D
$BDIBD,1019,455693.813,0,920587,2,920587,3*41