Rcs volte_whitepaper
Policy control and charging for lte
Volte-GSMA
Lte introduction into_gsm-umts
Tech note umts
Voice and sms in LTE
rrc-procedures-in-lte
Ir9230
Ts 123401v100400p
Ts 123003v100300p
Ts 124301v100300p
Ims call flow
Best practices-lte-call-flow-guide
Dual transfer mode
Cell Search Procedure in LTE
Lte network sharing
Ts 123060v090900p
Ts 124008v100300p
Docomo5gwhitepaper
Ltelocationandmobilitymanagement