SMS with LTE (SG-SMS) SMS (Short Messaging Service) was quite popular among people during 2G/3G, but now with the advent of 4G losing the shine/ attraction. With 4G people are moving to always-on kind of data connectivity and thus market rising with many application options to provide the messaging capabilities. The examples are such as whatsapp, snapchat etc Now here we are going to discuss, “can an SMS possible in LTE technology ?” and if so “how?” One possibility of using IMS framework and delivering SMS to/from UE. IMS provides the data (e.g. data, media-voice/video) usage overlaid on LTE technology. The bigger question and climax is on market pace in adapting and deployment of the IMS. To address the feature availability, an interim solution (SG interfaces) are suggested in specs. (its similar on the lines on how CS fallback option before LTE supporting Voice calls) Lets revisit the past (2G) on how SMS are delivered. SMS is delivered over signaling channel. This me
technical topics of interest and mostly centric to telecom domain ..