EntityQ446662· pop 5· linked from 5 articlestiming advanceSign in to savelength of time a signal takes to reach the base station from a mobile phoneConnectionsmobile phoneEntityspeed of light in vacuumEntityprivacyEntityGlobal System for Mobile CommunicationsEntity3GPPEntitywiretappingEntitytime-division multiple accessEntitybase stationEntitycell siteEntitysignal propagation delayEntitydata lossEntitymobile phone trackingEntitySpace-division multiple accessEntitycommunications securityEntityCategories3GPP standardsGSM standard