Mobile Connectivity
                   Doing it right



Ran Nachmany
Feb 2013.
What's the big deal?
UMTS RRC States. (source: 3gpp)
Radio State Machine
    Power

                                                     DCH




                                          ~10Sec tail time

                            FACH


                   ~12-75 Sec tail time



            IDLE
                                          Bandwidth
Radio State Machine
    Power

                   ~2 Sec                                     DCH




                                                   ~10Sec tail time

                                     FACH


                            ~12-75 Sec tail time



            IDLE
                                                   Bandwidth
#1: Case study: Pandora


0.2% of data consumed 46% of energy!
Thank You




ran@mobiliup.com
+Ran Nachmany
Graphics used in this presentation:
www.sxc.hu

Mobile connectivity - doing it right