The BBC has announced it plans to launch five new high definition channels by early 2014.
There will be HD versions of BBC News
, BBC Three, BBC Four, CBeebies and CBBC.
They will be available over rooftop aerials via Freeview receivers as well as satellite and cable services.
coincides with regulator Ofcom's announcement that is making it possible to launch a total of 10 new HD channels using airwaves freed up by the switch off of analogue TV.
Source click me