Lg Electronics LGC800W ユーザーズマニュアル

The LGC-800W cellular phone is a digital cellular phone working in CDMA (Code Division Multiple Access)

mode. DSSS (Direct Sequence Spread Spectrum) mode which is used in military is applied to CDMA type digital

mode.

This feature enables the phone to keep communication from being crossed and one frequency channel to be used

by multiple users in the same specific area, resulting that it increases the capacity 10 times more compared with

that in the analog mode currently used.

Soft/Softer Handoff, Hard Handoff, and Dynamic RF power Control technologies are combined into this phone

to reduce the call drop in a middle of talking over phone.

CDMA digital cellular network consists of MSC (Mobile Switching Office), BSC (Base Station Controller), BTS

(Base station Transmission System), and MS (Mobile Station). Communication between MS and BTS is

designed to meet the specification of IS-95A (Common Air Interface). MS meets the specifications of the below :

     - IS-95A ( Common Air Interface ) : Protocol between MS and BTS

     - IS-96A ( Vocoder ) : Voice signal coding

     - IS-98 : Basic MS functions

     - IS-126 : Voice loopback

     - IS-99 : Short Message Service, Async Data Service, and G3 Fax Service

LGC-800W is composed of transceiver, desktop charger, two Li-Ion Battery (900mAh), hands-free kit, travel

charger, Data Cable. Hands-free kit in digital mode is designed to be operated in full duplex.

 General Introduction