Patent ID: 9510346
Filing Date: 2016-11-29
CPC Classification: H04B,H04J,H04L,H04W,Y02B,Y02D

Claim Text:
1. A master station arranged for communicating with a plurality of stations, the master station comprising: physical-layer circuitry; and medium-access control layer (MAC) circuitry configured to: transmit, during an initial portion of a high-efficiency Wi-Fi (HEW) control period, a master-sync transmission that includes a multi-device preamble arranged to signal and identify data fields for a plurality of scheduled stations; and transmit, during the (HEW) control period, the data fields with traveling pilots to the scheduled stations, the traveling pilots comprising pilot signals that are shifted among orthogonal-frequency multiplexed (OFDM) subcarriers during transmission of one or more of the data fields.