← EPO Patent Bulletin

INTERWORKING FUNCTION FOR ENABLING VOLTE ROAMING

Publication EP4315905A1 Kind: A1 Mar 18, 2026

Applicants

Syniverse Technologies, LLC

Inventors

YAU, Edward, BEACH, Brian, XU, Huiyue, DATAR, Prashant

IPC Classifications

H04W 8/12 20090101AFI20260206BHEP H04W 12/069 20210101ALI20260206BHEP H04L 65/1073 20220101ALI20260206BHEP H04W 88/16 20090101ALI20260206BHEP H04W 92/02 20090101ALI20260206BHEP H04L 61/4588 20220101ALN20260206BHEP H04L 65/1016 20220101ALN20260206BHEP H04W 4/14 20090101ALN20260206BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR