3GPP Release 9 – Date 2009

Release 9 brought a number of refinements to features introduced in Release 8, along with new developments to the network architecture and new service features. These included:

• introduction of LTE femtocells in the form of the Home eNodeB (HeNB)
• self-organizing network (SON) features, such as optimization of the random access channel
• evolved multimedia broadcast and multicast service (eMBMS) for the efficient delivery of the same multimedia content to multiple destinations
• location services (LCS) to pinpoint the location of a mobile device.
• Femto Cell as LTE Home eNodeB
• MIMO Beam-forming
• LTE Positioning Services
• Public Warning System Enhancement – Commercial Mobile Alert System (CMAS)

Femtocell is actually alittle cell utilized in offices or homes and connected to providers’ networks through landline broadband connection. LTE femtocell new requirements were added to release 9 to use LTE within the small cell deployments

Reference

1 https://www.unwiredinsight.com/2012/3gpp-lte-releases

2 https://www.3gpp.org/specifications/releases/71-release-9

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