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And signaling working group verizon
Found 2 free book(s)Leading the LTE IoT evolution to connect the …
www.qualcomm.comLeading the LTE IoT evolution to connect the massive Internet of Things Qualcomm Technologies, Inc. June, 2017
History of Mobile Telephony - University of Kentucky
www.uky.eduEarly History of Mobile Telephony That problem was solved with the first functioning cell system and first real cell phone call in 1973.