Patent ID: 8942320
Filing Date: 2015-01-27
Classification: H04L,H04W

Abstract:
1. A method comprising: receiving a data unit that includes a signal (SIG) field and a data field, wherein the SIG field provides information for interpreting the data field; detecting a first symbol constellation rotation of at least a first orthogonal frequency division multiplexing (OFDM) symbol in the SIG field of the data unit; determining, based at least in part on the detected first symbol constellation rotation, a number of information bits per OFDM symbol in the SIG field of the data unit; processing the SIG field of the data unit according to the determined number of information bits per OFDM symbol in the SIG field; and processing the data field of the data unit according to the information for interpreting the data field as provided in the SIG field of the data unit.