Patent ID: 9252999
Filing Date: 2016-02-02
CPC Classification: H04L

Claim Text:
1. A network device comprising: a receiver module configured to receive a packet wirelessly transmitted over a channel to the network device, wherein the packet comprises a signal field, and wherein the signal field (i) comprises a plurality of bits, or (ii) has a corresponding plurality of sub-carriers; a first channel estimate module configured to, (i) based on the signal field, perform a plurality of determinations, wherein each of the plurality of determinations indicates whether a respective one of the plurality of bits or a respective one of the plurality of sub-carriers has been modulated with a first predetermined value or a second predetermined value, and (ii) based on the plurality of determinations, output a first channel estimate of the channel; and a frequency equalizer configured to (i) receive a first signal comprising the packet, and (ii) equalize the first signal based on the first channel estimate.