This is the wibree stack. Image taken from wibree website.

Wibree is known as Ultra low power bluetooth technology, with its adoption by the bluetooth SIG. Its hardware implementation has a stand alone wibree chip and a dual mode chip which has wibree and bluetooth technologies in it. The single mode devices will be the low power devices like the remote control handset and the sensor that will be used to transmit a patients vital signals wirelessley. The dual more chipset will be used...

Wibree achieves the low power usage by sleeping whenever its not transmitting. The main usage scenarios of wibree are such that only very little data is transmitted and that too once in a while. Think of a remote wibree remote control for your TV. The remote usage is very low compared to the idle time. Similarly a wibree sensor network will only be transferring data in small volumes and limited cycles. The device will be sleeping...

Wibree, the wireless standard by Nokia is expected to hit the market by the mid of 2008. The technology will co-exist with the bluetooth devices and will almost be like a low power low cost version of the bluetooth. The transmission distance will be less than 10mts and and transmission bandwidth will be less than 1Mbps. Even though initiated by nokia, the bluetooth SIG has taken up wibree under its wings. Wibree will be a part...