Couple of old but interesting whitepapers from Spirent available, in case you are interesting in IMS. Available to download from here (registration required)
It was interesting to hear the other day that there is an option for HD-FDD but it is still undergoing investigation and not standardised yet. From what I hear, operators are showing an interest and we may see it coming to an operator near us in the next couple of years.
The advantages are obvious but probably the only reason this was not standardised actively is probably because then peak rates often quoted when promoting technology will be halved. The economy of scale is also important and we may not see this becoming popular unless many operators decide together to push for this.
Some months back, I blogged about the 3GPP Rel-12 workshop, since then there has been progress on the Rel-12 features. Here is a quick update from 3GPP:
Looks like Augmented Reality (AR) is getting hot, just in time for Christmas. I wonder how many products will be sold based on AR. As I suggested in an earlier post, there may be 1 Billion users by 2020. Here are the videos: