the range of a wlan the wireless computing device conserves battery power by not scanning for a wlan the communication network may additionally be connected to the wlan for data exchange the alert criteria may be customized and stored in a subscriber database at the communication network application_number US 2732201 A description 0012 fig1 depicts a wireless communication network indicated generally by the numeral 10 providing wireless communication services to mobile terminals 60 over a large geographic area the service area is divided into a plurality of regions or u201c cells u201d 12 a cell 12 may be subdivided into sectors two or more sectors each cell 12 typically includes a base station 14 for communicating with mobile terminals 60 within that cell 12 as used herein the term u201c mobile terminal u201d means any device capable of wireless communications and may include a cellular radiotelephone a personal digital assistant pda that combines a cellular radiotelephone with data processing capabilities or a conventional laptop and or palmtop computer including a radiotelephone transceiver mobile terminals may also be referred to as u201c pervasive computing u201d devices wireless communication network 10 may provide voice services data services or both voice and data services numerous standards exist for wireless communication networks representative standards include time division multiple access tdma standards such as the telecommunications industry association tia electronics industry alliance eia standard tia eia 136 or the global system for wireless communication gsm and code division multiple access cdma standards such as is 95 cdma2000 and wideband cdma w cdma while the present invention is explained in the context of a cdma network and provides examples utilizing features and.