'''Wireless USB''' is a new wireless extension to [[USB]] intended to combine the speed and security of wired technology with the ease-of-use of wireless technology. WUSB will beis based on [[Ultra widebandWideband]] wireless technology (802.15.3a, yet to be accepted), which operates in the range of 3.1 - 10.6 GHz.
Definition ofThe Wireless USB isPromoter stillGroup was formed in progressFebruary by2004 to define the Wireless USB Promoterspecification. Group, which was founded in February 2004. The group consists of [[Agere Systems]], [[Hewlett-Packard]], [[Intel]], [[Microsoft]], [[NEC Corporation]], [[Philips]] and [[Samsung]].
WUSB willoffers offer a bandwidthbandwidths of 480 Mbit/s to approximatelyat three meters, and 110 Mbit/s up toat 10 meters. WUSB uses topology of one host with several devices. One WUSB cluster can connect 127up devicesto at127 mostdevices. WUSB willalso support alsosupports so-called dual-role devices, which canin actaddition alsoto being a WUSB device, can function as a host with limited capabilities. For example, a digital camera could act as a device when connected to a computer, and as a host when transferring pictures directly to a printer.
WUSB will be used for example in devices that are now connected via regular USB-cable cables, i.e.such as controllers, printers, scanners, digital cameras, MP3- players, hard disks and flash drives, but it is also suitable for transfer of severaltransferring parallel video streams.
In May 2005, the Wireless USB specificationPromoter isGroup aboutannounced tothe becompletion completedof inthe MayWireless ofUSB 2005,specification. andtheThe first WUSB- products are expected to hit the market by the end of 2005.
