CPC H04L 27/2626 (2013.01) [H04W 28/06 (2013.01)] | 20 Claims |
1. A method, comprising:
selecting a length for an advanced television system committee (ATSC) 3.0 frame for transmission by a single frequency network (SFN) transmitter;
aligning the SFN transmitter with a global positioning system (GPS) epoch;
storing geographical coordinates of the SFN transmitter and a corresponding SFN transmitter identification (TX ID) in a database;
encoding the SFN TX ID in a non-coherent symbol of a plurality of positioning navigation timing (PNT) symbols comprising a plurality of coherent symbols and the non-coherent symbol with orthogonal frequency-division multiplexing (OFDM) numerology to support positioning;
prepending the plurality of PNT symbols to the ATSC 3.0 frame to generate a modified ATSC 3.0 frame; and
transmitting the modified ATSC 3.0 frame using an SFN transmitter antenna of the SFN transmitter.
|