Patent ID: 7529547

Claim:
A method of facilitating a soft hand-off in wireless communications, comprising: (a) providing a first wireless component and a second wireless component, the second wireless component including a controller and first and second low power radio systems; (b) receiving, at a wake-up receiver of the first low power radio system in the second wireless component, a first wake-up signal; (c) in response to receiving the first wake-up signal, sending a first electronic signal to the controller; (d) in response to receiving the first electronic signal at the controller, activating a two-way wireless communication device of the first low power radio system, thereby facilitating two-way wireless communication with the first wireless component; (e) receiving, at a wake-up receiver of the second low power radio system in the second wireless component, a second wake-up signal; (f) in response to receiving the second wake-up signal, sending a second electronic signal to the controller; and (g) in response to receiving the second electronic signal at the controller, activating a two-way wireless communication device of the second low power radio system and deactivating the two-way wireless communication device of the first low power radio system, thereby facilitating two-way wireless communication with the first wireless component.