WLAN TX description
Transmitter characteristics
The transmitter consists of:
• final frequency IQ-modulators
• power amplifier, for the lower and upper bands separately
• power control loop.
The IQ-modulator is integrated in STLC4550, as well as the operational amplifiers of the power control loop.
The power amplifier is located in a single module with a power detector.
Item
Values
Type
Direct conversion
LO frequency range
4824...4944 MHz
Output power
802.11b:
17 dBm
802.11g:
13/15/ dBm
Gain control range
60 dB
RX-34
System Module
Page 9 –20
COMPANY CONFIDENTIAL
Issue 2
Copyright © 2007 Nokia. All rights reserved.
Содержание N800 - Internet Tablet - OS 2007
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Страница 201: ...10 Schematics Nokia Customer Care Issue 2 COMPANY CONFIDENTIAL Page 10 1 Copyright 2007 Nokia All rights reserved ...
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Страница 210: ...WLAN and USB RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 10 Copyright 2007 Nokia All rights reserved ...
Страница 211: ...Signal overview RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 11 Copyright 2007 Nokia All rights reserved ...
Страница 212: ...Component finders RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 12 Copyright 2007 Nokia All rights reserved ...
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