- 59 -
3. TECHNICAL BRIEF
3.17 General Description
The RF transceiver (PMB 6272 SMARTi-PM) is an integrated single chip, quad-band transceiver for
GSM850/GSM900/GSM1800/GSM1900 designed for voice and data transfer applications.
The transceiver provides an analog I/Q baseband interface and consists of a direct conversion
receiver and a quad-band polar transmitter for GSM and EDGE with integrated PGA functionality.
Further on a completely integrated SD-synthesizer with HSCSD and GPRS/EDGE capability, a
digitally controlled reference oscillator with three outputs, a fully integrated quad-band RF oscillator
and a three wire bus interface with all necessary control circuits complete the transceiver.
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Figure 24 RF transceiver PMB6272 SMARTi-PM functional block diagram
Содержание KP500
Страница 1: ...Service Manual Model KP500 Service Manual KP500 Date October 2008 Issue 1 0 Internal Use Only ...
Страница 119: ... 120 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 127: ... 128 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 147: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 148 ...
Страница 169: ...Note ...
Страница 170: ...Note ...