How can we avoid 802.11b/g/n's interference when we use 802.15.4 systems?

Currently, there is not any pure land on 2.4GHz ISM band because a lot of rf device use this band.My zigbee device use 2.4GHz band, but it always be broken by WIFI, do you have any idea to solve...

05 August 2015 2,133 4 View