need RF basics ebook:help me

a good paper about antenna for mobile communications

Here you are..

E-Book:
title - "RF-Communication Circuits"
chapter title - "Modulation"
Author - Jens Vidkj?r
Class Notes, 48260 RF-Communication, Spring 2001

Contents
I Modulation, Transmission, and Demodulation ........................... 1
I-1 Basic Modulation Types and Concepts ......................... 2
Amplitude Modulations, AM and DSB-SC ................... 3
Angle Modulations, PM and FM .......................... 6
Example I-1-1 ( Wideband FM and PM ) .............. 9
Phasor Representation of Modulated Waveforms ............... 13
Example I-1-2 ( SSB, single sideband modulation ) ....... 16
Example I-1-3 ( vector modulator IC ) ................ 17
I-2 Binary Digital Modulations, ASK, PSK, FSK .................... 19
Optimal Detection of Binary Modulated Signals ............... 22
Errors in Optimal Detection of Binary Modulations ............. 28
Optimal Detectors for Binary Modulations ................... 32
I-3 Quaternary Digital Modulations, QPSK, OQPSK, MSK ............. 39
Quadrature Phase-Shift keying, QPSK ...................... 39
Offset Quadrature Phase-Shift keying, OQPSK ................ 42
Minimum-Shift Keying, MSK ............................ 44
I-4 Transmission of Modulated RF-Signals ......................... 52
Bandpass Transmission of Narrowband Signals ............... 52
Example I-4-1 ( ideal bandpass filter transmission ) ....... 56
Example I-4-2 ( tuned circuit transmission ) ............ 57
I-5 Receiver and Transmitter Structures ........................... 60
Heterodyning ....................................... 60
Problems ................................................ 65
References and Further Reading ................................ 67
Index .................................................. ....... 69



Anyway, I'm not able to read this new rule in http://www.elektroda.pl/eboard/viewtopic.php?t=24940 .

Don't upload files without description of contents or you will receive a warning.
Please add Title, author/publisher and description in posts marcomdd and charles_lu.

niks,

U may go to Ebook UL/DL, there R lots of book U need.

Good luck.