I just stumbled upon this quote
The design uses the same hardware platform as existing WiMax base stations, bearing out assertions from Airspan and others, that a WiMax base station can be sold as an LTE base station, using a different software load. “It’s just like a PC that can run either OpenOffice or MS Office,” said Baines. “We can build a card with the same hardware and run either WiMax or LTE.”
about OpenOffice in an unusual place. It is part of a report about 4th generation wireless equipment. Thanks Mr. Baines, you made my day!