???? ??????? GPRS ??? ???? ?????? ?????

???? ??????? GPRS ??? ???? ?????? ?????

?? ???? ?????? ???????????? ??????? ??????? ?????????? ?????????? ????? ??????? ????? ????? ????????? ????? ????? ???? ???? ???? ??????? ???? ??????? ??????? ??????. ???????? ?? ????? ??? 2020? ??? ??? ????????? ??? ???????? ?????? ??????? ???? ????? ????? ????? ?????? (5G) ?????? ????? ????? ??????.

?????? ????? ??? ????? ???????? ?? ????? ?????? ??? ????? ??????? ??? ????? ???????? ?? ????? ?????? ??? ????? ??????. ???? ?? ????? ??? ?? ????? ????? ?????? ?????? ??????? ??????? ?????? ???? ????? ?????? ?? ??? ????. ?????? ?????? ????? ????? ?????? ?????? ?? ????? ???????? ?? ???? ????? ??????. ?? ?? ??? ??????? ??? ???? ?????? ?????? ???? ??????? ?? ??? ??????? ?? ????? ??? ???? ??? ?? ??? ?????? ?????? ????? ?? ???? ????? ???? ????? ?????? ??? ????? ?????. ?????? ????? ???? ???? ?? ?????? ?????.

??? ?????? ???? ????? ??????

????? ???? ????? ??????? ??????? ????? ????? ????? ??????? ????? ?????? (EMIS)? ??? ?????? ??????? ?????? ????????? ?????? ????? ??? ???? ?? ????? ??????? ????? ?????? ?????? ????????? ?????????. ????? ??????? ???? ????? ????? ?????? ?? ????? ?????? ?????? ??? ??????? ???????? ???? ?????? ???? ????? ???????. ????? ?????? ???? ????? ?? ????? ????? ?????? ???? ????????? ?????? ????????? ?????? ???????? ?????? ?????.

????? ???? ????? ?????? ??????? ????? ???? ?????? ?????? ??? ???? ????? ?????? ????? ??? ??????? ????? ??? ????? ???????? ????? ????? ??????? ?????. ???? ???? ??? ??????? ??? ???? ????? ?????? ?? ??? ????? ??? ????? ???????? ????????? ??? ?????? ?????? ???????? ????? ?????? ???????? ?????????.

???? ????? ????? ?????? ???????? ????? ?????? ??????: ????? 485? ?????? ????????? ???? ?????? (??????? ??? ???? ?? ?? ?? ??/4 ??)? ?????? ????????. ???????? ?? ?? ?? ??/4 ?? ????? ?? ??? ??? ???? ??????? ????.

???? ?????? ?????? GPRS/4G

??? ?? ???? ????? ????? ?????? ?????? ??????? ??? ???? ????? GPRS ?????? ??? ????.

???? GPRS: ???? ??????? ?????? ???????? (???????????: General Packet Radio Service? ????????: GPRS) ?? ???? ?????? ????? ????? ???????? ??????? ???????? ????? GSM. ?????? ?? ???? ????? "2.5 ?????? ?? ???????"? ??? ???? ??? ?????? ????? ???????? ???????? ???? TDMA ??? ????????? ?? ???? GSM.

???????? ?????? ???? GPRS ??????? ???? ????? ?????? (2G). ???? ???? ??????? ???? ??? ????? ????? ?????? ??????? (2G ?3G) ??? ?????? ?????? ?? ????? ????? ????????? ???????? ?? ???? ????? ??????. ??? ???? ??? ????? ????? ???? ????? ?????? (4G) ?????? ???????? ?????????? ????????? ??????? ??? ???????? ?? ?? ??? ??? ?? ????. ??? ??? ????? ?????? ???? ????? ?????? (4G) ?????? ?? ?????? ??????? ?????? ????? ?????? ??????? (2G ?3G)? ?? ???? ?? ????? ???????? ?????????? ???? ???????? ??? ?????? ??? ??????? ??????? ??? ???? ????? ????. ??? ????? ????? ????????? ??????? (China Mobile ?China Telecom ?China Unicom) ??? ??? ????? ????? ?????? (3G) ?? ???? ????? ??????? ??? ?? ????? China Telecom ?China Unicom ?? ????? ??? ????? ????? ?????? (2G) ??? ???? ?????. ??? ???? ?? ???? ????? ????????? ????? ?????? ????? ?????? (2G)? ??? ???? ???? China Mobile ???? ????? ????? ?????? (2G) ?? ??????? ??????? ???????.

???? ?????? ?? ??????? ???? ???? ???? ????? ?????? (2G) ??????? ???????? ?? ???? ?????. ?????? ????? ???? ????? ?????? ?? ???? ????? ?????? (3G). ????? ????? ?????? ?????? ??? ?? ??? ????? ??????? ????? ???? ???? ????? ?????? ????? ???? ??? ????????? ???????. ??????? ?? ??? ????? ?????? ??? ?????? ???????. ???? ????? ????? ?????? ????? ???? ?? ??????? ???????? ??? ???? ??????? ????? ????? ??????? ???????? ?? ??? ???????? ????? ?? ??????? ??? ????? ????? ??????. ????? ??? ???? ????? ???? ????? ?????? ?????? ?????? ?????? ???? ?????????? ???? ?? ????? ????? ?????? ??? ?? ??????? ?????? ???????? ??????.

????? ??????? ????? GPRS ???? ???????? ?? ???? ?????? ?????? ??? ??????? ???????? ?????. ??????? ?????? ?????? ???? ????? ??? ???? ??????? ????? ?????? ??????? ?? ????? ?????? (2G IoT) ???? ???????? ?????? ????????. ???? ?? ????? ?? ????? ?????? ?????? ?? ????? ????? ??????? ??????? ?? ????? ????? ??? ?????. ?????? ????? ???? ????? ?????? (2G) ??????????? ??? ???? ????? ???????? ?? ????? ??????.

??? ????? ?? ?? ????? ????? ?????? ?? ?? ??????? ?????? ??? ????? ????? ????????? ?? ????? ??????? ??? ?? ???? ?????? ?????? ?? ???? ????? ??? ???????? ??? ?????? GPRS ?4G ?? ??? ??????? ?????????. ??????? ??? ?????? ?????? ??????? ??? ????? ???? ???? ??? ???? ????? ?????? ?????? ??????!

??????? ?????? ??????? ??? ????????? ?? ????? ??? ??????????? ??????? ???? ???? ?? ???? ????????? ?????? ??? ????? ?????? ???? ??????.

?????? ??? ???? ?? ????????? ??? ???? ???????? OEM ?????? ?????? ??? ???? ???? ?????? ???????? ???? ?????? ???? Rika Sensors.

????? ????? ???? ??? ????? ??????? ???? ????? ????????? ????? ?????? ??????? ??????? ??????? ????????.

??? ???? ???? ????? ??? ????? ?? ????? ????? ?????? ?????? ????????? ?????? ????????? ????????.