11.   Digital transmission can also offer better voice quality than traditional analog cellular systems.

12.   Ericsson is already producing a dual mobile phone that can switch between analog-based cellular systems and digital-based systems.

13.   In the other, the cellular system, defenders spot cells that the invading bugs have infected.

14.   In the world of cellular systems, by contrast, some companies have had to pay countries billions of dollars to reserve part of the spectrum for their use.

15.   It competes heavily with another cellular system called GSM, developed by LG Ericsson of Sweden and used widely in Europe.

16.   It operates on its own cellular system with a crash-secure backup antenna.

17.   MCI would get access to a cellular system in BellSouth deal,

18.   On a cellular system, data is sent to a central computer from a transmitter located on each meter and in neighborhoods.

19.   One of its main investments is in Littlefeet, a San Diego company whose products are designed to extend the reach and improve the sound quality of cellular systems.

20.   PCS networks have more capacity than traditional analog cellular systems.