PHS：Personal Handyphone System，個(gè)人手持電話系統(tǒng)

PLMN：Public Land Mobile Network，公共陸地移動(dòng)網(wǎng)

PoC：PTT over Cellular，基于蜂窩的PTT業(yè)務(wù) 

POI：Point Of Interest，感興趣的地理信息點(diǎn)

PPS：Point to Point Service，點(diǎn)對(duì)點(diǎn)業(yè)務(wù)

PSE：Personal Service Environment，個(gè)人業(yè)務(wù)環(huán)境

PTT：Push to Talk，“一鍵通”業(yè)務(wù)