????????????
???????????1PPS?? <10ns??1 sigma??λ?????
??????12???,?????12??????
??????С(<0.155W@3V,?????????)???????????
????????,???????"??????"
?????С(40?w60?w13mm)
?????????????,????????.
*????????
?????? 12?????????????????12?????????
L1??? 1575.42MHz
C/A?? (1.023MHz??????)
???????????????????????
*????????
?????Χ ?? ???515m/s, ????С??18000???, ???>515m/s
??????4g
?????仯???5m/s3
?? ????7.7G (??????????????810E)
???β??????(TTFF) ???????????????40??+85??????
С??15??????TTFF???????(?е???????顢λ?á???? ????????)
С??40??????TTFF???????(?е???????顢λ?ú????)
С??150??????TTFF???????
С??1.0??????????(?????)
??λ????? < 5?? ??1-sigma???? < 10?? ??2-sigma??
????????1PPS???? <10ns??1-sigma??λ??????<20ns??6-sigma??λ?????
?????????? WGS??84????????????????????
*?? ??
????????????飬?????????鷯?磨15mA@3Vdc??
*??????
?????? γ???????????????????????Motorola ?????????NMEA-0183????????
?????????????????????????????
TTL??????(0~3v)
*????????
?????? 2.8-3.3 Vdc??50mVp-p????????????
"????"?????? ???2.2V??3.2V??5??A?????????
?? ?? С??0.155@3V?????????????
*????????
?? ?? ?????40??60??13mm
?? ?? ?????12.5??
?? ?? ??? ????/????10??????2??5???????
????????MMCX(??С????)
?????????????? ??????????????￡?????????????
???????????·
*????????
??????? - 40???? + 85??
??????? - 40???? + 105??
?? ?? 95????????,??+ 38???? + 85???
?? ?? 60,000????18km??????????
???С??1000??(515M/S)?????60,000????18km??
*????????
??????? MOTOROLA ?????????
λ?????????λ?????????
T-RAIM??Timing Reciever Autonomous Integrity Monitoring????????????????????
1. M12MT OEM??
2. ???????
3. ?????
??????
1?? ????
2?? ???????
3?? ?????
4?? ??????
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