Details of the features and work items under each 3GPP Release are kept in the corresponding, on-line, list of features and study items.
A 3GPP description document - Overview of 3GPP Release 9 is available on-line, giving a high-level view of the features that are included in the Release.
More on Release 9
- See a short video/tutorial on Rel-8 and Rel-9
Release 9 introduces the complete integration of the Femtocell concept (Home eNodeB) and evolved important features such as self organising networks (SON), evolved multimedia broadcast and multicast service (eMBMS), positioning support (LCS) and also added new spectrum bands (e.g., 800 MHz and 1500 MHz) for LTE operation.
Functional freeze date including stable protocols: March 2010 (...what does this mean?)