US 11,924,732 B2
Emergency communication in non-cellular coverage
Babar Qaisrani, Issaquah, WA (US); Biljana Badic, Munich (DE); Gaurav Lamba, Cupertino, CA (US); Krisztian Kiss, Hayward, CA (US); Mona Agnel, Uxbridge (GB); Rafael L Rivera-Barreto, Santa Clara, CA (US); Rohan C Malthankar, San Jose, CA (US); Sudeep Manithara Vamanan, Nuremberg (DE); and Vijay Venkataraman, San Jose, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Sep. 24, 2021, as Appl. No. 17/483,936.
Claims priority of provisional application 63/086,470, filed on Oct. 1, 2020.
Prior Publication US 2022/0109969 A1, Apr. 7, 2022
Int. Cl. H04W 4/90 (2018.01); H04W 4/029 (2018.01); H04W 4/80 (2018.01); H04W 76/14 (2018.01); H04W 76/50 (2018.01); H04W 92/18 (2009.01)
CPC H04W 4/90 (2018.02) [H04W 4/029 (2018.02); H04W 4/80 (2018.02); H04W 76/14 (2018.02); H04W 76/50 (2018.02); H04W 92/18 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A user equipment device (UE), comprising:
at least one antenna;
at least one radio, wherein the at least one radio is configured to perform cellular communication using at least one radio access technology (RAT);
one or more processors coupled to the at least one radio, wherein the one or more processors and the at least one radio are configured to perform voice and/or data communications;
wherein the one or more processors are configured to cause the UE to:
establish, while out of range of cellular service, a peer-to-peer communication session with a cooperating UE using a channel in an unlicensed frequency band;
transmit, using the peer-to-peer communication session, an emergency notification to the cooperating UE, wherein the emergency notification includes an approximate location of the UE;
communicate with a Public Safety Answering Point (PSAP), wherein communications are relayed between the UE and the PSAP by the cooperating UE via a function of a core network; and
communicate with a third-party cloud server, wherein communications are relayed between the UE and the third-party cloud server by the cooperating UE.