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MTK RF Ciirrcuiitt Desiign Con...

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MTK RF Circuit Design ConceptMediaTek Inc.

RF Circuit Design Concept

JP Chen MediaTek 10 Sept, 2004

Outline
RF Circuit Schematic RF Circuit Layout RF Circuit Debugging RF Specification RF Measurement nd Source RF Components of 2 Qualification


MediaTek Inc.

2

Radio Transceiver Block Diagram
Capacitors Vreg SAW M SAW SAW RF Test Port Antenna Switch Module LBTX HBTX PCSRX Band Control Lines LPF LPF Loop Filter M M M Receiver Chain Vreg Vreg

MediaTek Inc.

3 Control

BSI 3 wire Interface Analog IQ interface

~
TXVCO

Synthesizer PLL

OSC

VAFC in 26MHz out

Power Amplifier

+

~ ~
APC

Loop Filter

OPLL Modulator MT612X APC in TXEN TX band select

3

RF Circuit Schematic
标签:CircuitDesignConcept
MTK RF Ciirrcuiitt Desiign Con...
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