Patent ID: 7710929

Claim:
A method of controlling access between a multi-mode access point for a Wireless Local Area Network (WLAN), and first and second client transceivers located in at least one client, the multi-mode access point having a Medium Access Control (MAC) layer which is arranged to communicate with both the first and second client transceivers over a first and second channel respectively, the method comprising: (a) commanding, by the multi-mode access point, the said first client transceiver not to transmit data frames to the multi-mode access point over the first channel during a first time period t 0 ; (b) switching the multi-mode access point to receive data frames from the said second client transceiver over the second channel during the first time period t 0 ; (c) commanding, by the multi-mode access point, the said second client transceiver, prior to the expiration of said first time period to, not to transmit data frames to the multi-mode access point over the second channel during a second time period t 1 ; and (d) switching the multi-mode access point, upon expiration of said first time period to, to receive the data frames from the said first client transceiver over the first channel during said second time period t 1 .