A watcher is an entity that subscribes to, or views, presence information.
W-CDMA is a spread spectrum wireless technology used in some 3G cellular access.
A wireless access point is an infrastructure node in a wireless network.
WAP is a standard for providing lightweight devices with information services, like web pages and e-mail.
WiBro is a wireless broadband technology similar to WiMAX.
WiFi is a common name for 802.11 wireless networks.
In a wireless network, a WNC is an operational node that manages aspects of the wireless network, including access control, radio resource management, routing, and location.
A coordinate reference system, or model, for the surface of the earth that is used in GPS.
WiMAX is a brand name and a certification mark for IEEE 802.16-compliant products.
X.509 is an ITU-T standard format for the publication of digital credentials, usually a signed X.500 directory fragment that contains a public key.