Patent ID: 9386568
Filing Date: 2016-07-05
CPC Classification: H04L,H04W

Claim Text:
1. A cellular two-way radio communication, the system comprising: at least one base station; and at least one mobile communication unit; wherein the base station includes wherein the transceiver includes wherein the second receiver is separate from the receiver of the transceiver, and is operable to receive the preemption call on the second frequency; and wherein the base station is operable to receive a preemption call from a second mobile communication unit wherein, when the transmitter of the transceiver is transmitting on the second frequency, the transmitter is operable to interrupt transmission temporarily and to notify the second receiver that transmission has been interrupted; and during a temporary interruption of the transmission, the second receiver is operable to receive the preemption call from the second mobile communication unit on the second frequency.