The first 5G network is expected sometime around 2020 in Japan or South Korea.
The future mobile standard is likely to bring features that open up new possibilities, says Ericsson's chief technology officer.
Samsung Electronics claims that Ericsson demanded billions more for patent licenses after their license agreement expired in 2007.
Ericsson may have a contender for oddest networking product if it commercializes the wireless bus windows it demonstrated at this week's CTIA Wireless trade show.
New network software from Ericsson is designed to make sure mobile users get the best possible connection when there is both a Wi-Fi and a cellular network available.
Mozilla, Ericsson, AT&T will show the web technology's video, voice calling, and file-sharing chops at the Mobile World Congress this week.
Samsung Electronics is seeking to ban imports and sales of certain Ericsson products in the U.S., alleging that they infringe its patents. The move follows a similar one by Ericsson to ban some Samsung products there.
Ericsson has asked a U.S. court to block sales of a variety of Samsung Electronics cameras, Blu-ray Disc players, televisions and phones