Patent ID: 9467275
Filing Date: 2016-10-11
CPC Classification: H04L,H04W

Claim Text:
1. A non-transitory machine readable medium for full duplex wireless transmission performed by a wireless device, the machine readable medium including instructions, which when performed the wireless device, configure the wireless device to perform operations comprising: sending a wireless medium reservation message addressed to a second wireless device on a first wireless channel; receiving the wireless medium reservation message; utilizing the received wireless medium reservation message to train echo cancellation circuitry; receiving a confirmation message from the second wireless device, the confirmation message confirming receipt of the wireless medium reservation message by the second wireless device; responsive to receiving the confirmation message, simultaneously transmitting data to the second wireless device and receiving data from the second wireless device on the first wireless channel by reducing interference from transmissions of the wireless device using the echo cancellation circuitry, wherein the receiving data from the second wireless device comprises receiving a negative acknowledgement (NACK) message from the second wireless device, the NACK message reporting an error in receiving the transmitted data transmitted by the wireless device to the second wireless device; and responsive to receiving the NACK, transmitting acknowledgements to the second wireless device in a current transmission opportunity and refraining from transmitting user data to the second wireless device in the current transmission opportunity.