Patent ID: 9313741
Filing Date: 2016-04-12
CPC Classification: H04W,Y02D

Claim Text:
1. A method to wake receive circuitry of a station before receipt of the data by the station, the method comprising: determining, upon receiving a trigger frame from the station, by a first communications device, to transmit a data packet to the station; transmitting a frame comprising an indication that the data packet will be transmitted; generating, by the first communications device, a wake frame comprising a duration associated with the data packet and a receiver address of the station; and transmitting, by the first communications device, the wake frame at a low modulation and code rate, after an unknown time interval, to wake the station from a receive idle state to a receive active state, wherein the low modulation and code rate is a modulation and code rate that the station can receive in the receive idle state.