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Blog Posts by Behzad Ghaffari

Architectural Framework for Public Safety Broadband Network

March 18, 2011 - 11:06 AM

Do we need one?

On Jan 25th, 2011, the Commission adopted Long Term Evolution (LTE) as the common air interface for the nationwide interoperable broadband network for public safety in the 700 MHz band. This order also adopted a set of LTE interfaces to ensure interoperability and roaming. To this end, this item set a minimum level of requirements to establish the technology and standards on which a nationwide interoperable broadband network is to be developed. This was a significant step but certainly not the last one towards nationwide interoperability. Considerable work remains in establishing and adopting rules to ensure nationwide interoperability for this network.

In the same item, the FCC also issued a notice of proposed rulemaking that addresses a host of issues related to achieving nationwide interoperability. This includes questions about an architectural framework for the network. When we talk about architecture, it may sound like we are building a house; but in our case, this architectural framework will provide a view of the final network build out, a roadmap to signify the evolution steps for network, and the capabilities offered to users.

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