https://se.mathworks.com/help/lte/ref/ltephichtransmitdiversitydecode.html
ltePHICHTransmitDiversityDecode - PHICH OSFBC decoding - MATLAB
This MATLAB function returns Orthogonal Space Frequency Block Code (OSFBC) decoded symbols, out, and channel state information, CSI, given received PHICH...
decodingmatlab