EPO published patent EP4029180A1, a technical patent application filed by Ericsson covering methods and apparatus for transmission and reconstruction of data streams using data duplication. The patent is classified under H04L 1/18 (ARQ), H04W 76/15 (dual connectivity), and related wireless communication standards. The designated states cover most EU and EEA member states, plus other EPC contracting states.

This is a patent publication notice with no regulatory obligations or compliance requirements. Organizations do not need to take any action. Technology and telecommunications companies developing data duplication or dual-connectivity stream reconstruction systems should review the patent claims to assess potential licensing implications. No compliance deadlines, penalties, or enforcement mechanisms are associated with this document.