Rf Transceiver (Ad6546) - LG GM210 Service Manual

3. TECHNICAL BRIEF

3.3 RF Transceiver (AD6546)

3.3.1 Internal Block Diagram
3.3.2 General Description
The AD6546 is a fully integrated Quad band GSM Transceiver with an advanced modulator design that fully
supports 8-PSK EDGE modulation format.
The AD6546 contains a translation loop modulator for directly modulating baseband signals onto an
integrated Tx VCO. The translation loop modulator and Tx VCO are extremely low noise removing the need
for external TX filtering.
LGE Internal Use Only
LGE Internal Use Only
Figure 3-3-1 AD6546 FUNCTIONAL BLOCK DIAGRAM
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
- 26 - Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes