Patent ID: 9491640
Filing Date: 2016-11-08
CPC Classification: H04W

Claim Text:
1. A method for mode switching for a backward compatible broadband wireless network, comprising: indicating, by an Access Point (AP), its own current working mode to an associated non-AP by a system configuration message; instructing, by the AP, the non-AP associated with the AP to switch a working mode by a frame exchange sequence; switching, by the non-AP, the working mode according to instruction information included in the frame exchange sequence after the non-AP receives the frame exchange sequence; after transmission is completed by the AP or by both the AP and the non-AP in another working mode that the working mode is switched to, switching the AP and the non-AP back to the working mode; wherein the working mode refers to that the frame exchange sequence is transmitted by a channel defined by one or more channelized sets and a corresponding bandwidth; and the frame exchange sequence refers to the sending of a series of wireless frames and corresponding wireless frame feedback required to complete one data transmission.