Patent ID: 9516647
Filing Date: 2016-12-06
CPC Classification: H04W

Claim Text:
1. A method for transmitting operation parameters to a station by an access point (AP) of a basic service set (BSS) operating in television whitespace (TVWS), the method comprising: transmitting a frame including an operation information field, the operation information field including a subfield identifying a channel width of a BSS operating channel, the BSS operating channel comprising one or more basic channel units (BCUs); and transmitting a SIG (signal) field in a preamble of a Physical layer Protocol Data Unit (PPDU); wherein the SIG field includes a field identifying a BW (bandwidth) of a PPDU transmission band, the BW of the PPDU transmission band being less than or equal to the channel width of the BSS operating channel, and wherein a type of the PPDU is determined to be one of contiguous multi-BCUs, non-contiguous multi-BCUs or a single BCU based on a combination of the channel width of the BSS operating channel and the BW of the PPDU transmission band.