royalty free (RF)

See the following -

UK Government defines Open Standard's Principles

Glyn Moody | Computerworld | November 12, 2012

In a huge win for open standards, open source and the public, the long-awaited UK government definition of open standards has come down firmly on the side of RF, not FRAND. The UK government's approach is enshrined in an important new document defining what it calls Open Standards Principles. Read More »