�ݺ�ߣ

‫ا‬ ‫ا‬ ‫ا‬
‫ﻡ‬ ‫ﻡ‬GSM
‫ﻡ‬ ‫ه‬ ‫ﻡ‬:-
‫ﻡ‬ ‫ﻡ‬ ‫رة‬ ‫ب‬ ‫ا‬ ‫ا‬ ‫ه‬‫ة‬ ‫ا‬ ‫ا‬ ‫ت‬ ‫ی‬ ‫ا‬ ‫ى‬ ‫ا‬ ‫ء‬ ‫ا‬ ‫ت‬ ‫رآ‬ ‫ا‬
‫و‬ ‫و‬ ‫ی‬ ‫وان‬ ‫اﺱ‬ ‫اذآ‬ ‫ﻥ‬ ‫ﺕ‬ ‫آ‬ ‫ﻡ‬ ‫ی‬ ‫ا‬ ‫ا‬ ‫ل‬ ‫ﻥ‬ ‫ﺝ‬ ‫ی‬ ‫ﻡ‬ ‫آ‬ ‫ﻡ‬ ‫ی‬ ‫ه‬‫ﻡ‬
‫ا‬ ‫اء‬ ‫ﺱ‬ ‫ی‬ ‫ی‬ ‫وان‬ ‫ا‬.
‫أ‬ ‫ﺱ‬‫ت‬ ‫ﺕ‬ ‫ا‬ ‫اﻥ‬ ‫ﻡ‬ ‫وﻡ‬ ‫ری‬ ‫ﺕ‬
‫اﻥ‬ ‫ﺱ‬ ‫اﺱ‬ ‫ت‬ ‫ﻡ‬ ‫وﻡ‬ ‫ری‬ ‫ﺕ‬ ‫ة‬ ‫ﻥ‬‫ت‬ ‫ﺵ‬ ‫ة‬ ‫وﻥ‬ ‫ا‬ ‫ت‬ ‫ﺕ‬ ‫ا‬GSM
‫او‬:‫ا‬ ‫ا‬ ‫ت‬ ‫ﺕ‬ ‫ا‬ ‫اﻥ‬
ANALOG MOBILE TELEPHONY SYSTEM
‫ا‬ ‫ت‬ ‫ﺕ‬ ‫ا‬ ‫اﻥ‬‫ﻥ‬ ‫آ‬ ‫ا‬ ‫ﻥ‬‫ددى‬ ‫ا‬ ‫ی‬ ‫ا‬ ‫م‬ ‫د‬ ‫ا‬ ‫او‬ ‫ت‬ ‫ا‬ ‫ﻥ‬ ‫ﺕ‬FM
‫او‬FREQUANCY MODULATION
‫ددی‬ ‫ﺕ‬ ‫ا‬ ‫ه‬ ‫ﺕ‬ ‫ﻥ‬ ‫آ‬‫ﻡ‬
UPLINK:‫ل‬ ‫رﺱ‬ ‫ا‬ ‫دد‬ ‫ﺕ‬ ‫وه‬
DOWNLINK:‫دد‬ ‫ﺕ‬ ‫وه‬‫ل‬ ‫ﺱ‬ ‫ا‬
‫ﻥ‬ ‫وآ‬‫ا‬ ‫ی‬ ‫ام‬ ‫ﺱ‬ ‫ﺕ‬ ‫ا‬ ‫ددات‬ ‫ا‬ ‫ه‬‫ت‬‫ى‬ ‫ﺥ‬ ‫ا‬
‫ا‬ ‫ا‬ ‫ا‬ ‫ﻥ‬ ‫ا‬EARLY MOBILE SYSTEMS
1- NORDIC MOBILESYSTEM (NMT):
‫ﺱ‬ ‫ت‬ ‫اور‬ ‫ل‬ ‫ﺵ‬ ‫دول‬ ‫م‬ ‫ﺕ‬ ‫ﻥ‬ ‫آ‬ ‫ا‬ ‫ت‬ ‫ﺕ‬ ‫ا‬ ‫اﻥ‬ ‫ا‬1981
‫م‬ ‫ﻥ‬ ‫ول‬ ‫آ‬‫ا‬ ‫و‬ ‫ك‬ ‫اﻥ‬ ‫وا‬ ‫وی‬ ‫وا‬ ‫ی‬ ‫ا‬ ‫رى‬ ‫ﺕ‬ ‫ل‬ ‫ﻡ‬
2- ADVANCED MOBILE PHONE SYSTEMS (AMPS)
‫ﻡ‬ ‫ا‬ ‫ا‬ ‫اﺕ‬ ‫ا‬ ‫اﻥ‬
‫ری‬ ‫ﺕ‬ ‫ﻡ‬ ‫ت‬ ‫اﺕ‬ ‫اﻥ‬ ‫ول‬ ‫آ‬ ‫ت‬‫ﺱ‬ ‫ة‬ ‫ا‬ ‫ت‬ ‫ی‬ ‫ا‬١٩٨٣
3- TOTAL ACCESS COMMUNICATION SYSTEMS(TACS)
‫دی‬ ‫ا‬ ‫ل‬ ‫ﺹ‬ ‫ا‬ ‫ﻡ‬ ‫آ‬ ‫او‬ ‫ل‬ ‫ﺹ‬ ‫ا‬ ‫ة‬ ‫ت‬ ‫ﺕ‬ ‫ا‬ ‫اﻥ‬‫اآ‬
‫ﺱ‬ ‫ت‬١٩٨٥‫ا‬ ‫ا‬ ‫ت‬ ‫ﺕ‬ ‫ا‬ ‫اﻥ‬ ‫ول‬ ‫آ‬‫وﺕ‬ ‫ﻥ‬ ‫ی‬ ‫ری‬‫م‬ ‫ﻥ‬ ‫ﻡ‬ ‫ه‬ ‫ی‬ ‫ﺕ‬AMPS

‫ت‬ ‫ﺕ‬ ‫ﺕ‬ ‫ﻥ‬ ‫آ‬ ‫ﻥ‬ ‫ا‬ ‫ه‬ ‫آ‬‫ﺕ‬ANALOG‫وﻡ‬ ‫ﻥ‬ ‫ا‬ ‫ه‬ ‫ب‬ ‫ر‬ ‫ا‬:
1-‫اﻥ‬‫ا‬ ‫ﻡ‬ ‫رﺽ‬ ‫ﻡ‬ ‫ﻥ‬ ‫آ‬ ‫ا‬ ‫ت‬ ‫ﺕ‬ ‫ا‬INCOMPITIBLE‫ﺕ‬ ‫ﺵ‬ ‫آ‬ ‫ﻥ‬
‫ددات‬ ‫ا‬ ‫ﻡ‬ ‫ﻡ‬DIFFERENT FREQUANCY BANDS‫ﻡ‬ ‫ی‬ ‫ﺕ‬ ‫اﻥ‬ ‫م‬ ‫وﺕ‬
MODULATION TECHNIQUES‫رات‬ ‫ﺵ‬ ‫ا‬ ‫ﻡ‬ ‫ق‬ ‫و‬SIGNALING
‫ال‬ ‫ك‬ ‫ﻡ‬ ‫ن‬ ‫آ‬ ‫ل‬ ‫ا‬ ‫ﺱ‬NMT‫ی‬‫ا‬ ‫ا‬ ‫ا‬ ‫اﺝ‬ ‫ﻡ‬ ‫ن‬ ‫ی‬ ‫ﻡ‬ ‫ﺕ‬ ‫ه‬ ‫ام‬ ‫اﺱ‬
‫م‬TACS
2-‫ب‬ ‫ا‬ ‫او‬ ‫وه‬ ‫ا‬‫م‬ ‫ا‬CAPACITY:
‫ی‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫د‬ ‫او‬‫ﻡ‬ ‫ﻡ‬ ‫ﻡ‬ ‫و‬ ‫ا‬ ‫ی‬ ‫ﺕ‬ ‫ان‬
‫ا‬ ‫ت‬ ‫ا‬ ‫د‬ ‫ی‬ ‫ﻡ‬ ‫ن‬‫ﻡ‬ ‫ت‬ ‫ا‬ ‫ﻡ‬ ‫ا‬ ‫ﺕ‬ ‫ا‬ ‫ﺕ‬ ‫ان‬ ‫ی‬ ‫ا‬
ACCESS IS DENIDE
‫ا‬ ‫ت‬ ‫ﺝ‬ ‫ﺕ‬ ‫ا‬ ‫ﺕ‬ ‫ﺏ‬‫ﻡ‬
‫م‬ ‫ﻥ‬ ‫ر‬ ‫ﻡ‬ ‫ﺏ‬ ‫ن‬ ‫آ‬ ‫ة‬ ‫ا‬ ‫ﺙ‬ ‫ا‬ ‫م‬ ‫ا‬ ‫ب‬ ‫و‬ ‫ا‬‫ت‬ ‫ﺝ‬ ‫ا‬ ‫م‬ ‫ی‬ ‫ی‬ ‫ﺝ‬
١٩٨٢‫ی‬ ‫ﺝ‬ ‫م‬ ‫ﻥ‬ ‫ﺕ‬ ‫ا‬ ‫ﻡ‬ ‫ی‬‫ب‬ ‫م‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ا‬ ‫ت‬ ‫ﺕ‬ ‫ا‬ ‫ت‬ ‫ﺕ‬ ‫ی‬:
GLOBAL SYSTEM MOBILE (GSM)
‫اﻥ‬ ‫ﺕ‬ ‫ﺕ‬GSM‫دد‬ ‫ﺕ‬٩٠٠MHZ)٨٩٠-٩٦٠)MHZ

‫ﻥ‬ ‫ح‬ ‫ی‬ ‫ال‬ ‫ك‬ ‫ه‬
‫اﻥ‬ ‫ا‬ ‫ﺝ‬ ‫ا‬ ‫ام‬ ‫ا‬ ‫ذا‬GSM
‫اه‬ ‫ب‬ ‫ا‬ ‫ة‬ ‫ك‬ ‫ه‬:
1-‫دی‬ ‫ﺏ‬ ‫وﺕ‬ ‫ا‬ ‫ذات‬ ‫ا‬ ‫ﻥ‬ ‫ا‬‫ح‬ ‫ا‬ ‫ددى‬ ‫ا‬ ‫ا‬ ‫م‬ ‫ا‬ ‫ا‬
2-‫ة‬ ‫ﺵ‬ ‫ا‬ ‫ﺕ‬ ‫ا‬ ‫ﻥ‬ ‫ا‬(NOISE)‫وا‬‫ا‬(INTERFERANCE)‫رة‬ ‫ﺵ‬ ‫ا‬ ‫وﺕ‬
(DISTORTION)‫ﺙ‬ ‫ﺕ‬ ‫وا‬‫رة‬ ‫ﺵ‬ ‫ا‬
‫ت‬ ‫ﺵ‬ ‫ل‬ ‫ﺹ‬ ‫ا‬ ‫ت‬ ‫ﺕ‬GSM
GSM ACCESS METHODS
‫ه‬
TIME DIVISION MULTIPLE ACCESS (TDMA)
‫اء‬ ‫ﺝ‬ ‫ﺏ‬ ‫ﺕ‬ ‫ﻥ‬ ‫آ‬٨‫ﻡ‬ ‫ا‬ ‫ﺝ‬ ‫ا‬ ‫دد‬ ‫ﺕ‬ ‫ﻥ‬ ‫و‬ ‫وا‬ ‫و‬ ‫ت‬ ‫ﻡ‬
‫ﺵ‬ ‫ت‬ ‫ﻡ‬GSM
1-‫ا‬ ‫ﺕ‬‫ﻥ‬ ‫ﻡ‬ ‫ﻡ‬ ‫ا‬ ‫وﻥ‬ ‫ﻡ‬‫ا‬ ‫ت‬ ‫ﻥ‬ ‫وا‬ ‫آ‬ ‫وا‬ ‫ت‬ ‫ا‬
2-‫ﻡ‬ ‫ت‬ ‫ﻡ‬ ‫ا‬ ‫ﻡ‬ ‫ى‬ ‫ا‬ ‫ﻥ‬ ‫ﺕ‬‫دی‬ ‫ا‬ ‫ن‬ ‫ا‬ ‫ت‬ ‫آ‬ ‫ى‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫آ‬(PSTN)‫وﺵ‬
‫ا‬ ‫ت‬ ‫ﻡ‬ ‫ا‬(ISDN)‫ﺹ‬ ‫ا‬ ‫ﺕ‬ ‫ﻡ‬ ‫ﺏ‬ ‫اد‬ ‫ﻥ‬ ‫ا‬ ‫ا‬ ‫ﺽ‬ ‫ﺏ‬
3-‫ﺵ‬ ‫م‬ ‫ﻡ‬GSM‫ل‬ ‫ﺕ‬ ‫ا‬ ‫ی‬‫ت‬ ‫ﺵ‬ ‫ن‬ ‫ا‬ ‫ن‬ ‫ﻡ‬ ‫اى‬ ‫ﻡ‬ ‫ا‬ ‫ر‬ ‫ى‬ ‫ﺏ‬GSM‫ا‬
‫ﻡ‬ ‫ا‬ ‫ﻡ‬ ‫ن‬ ‫ﺕ‬‫ا‬ ‫ﺏ‬

4-‫اﻥ‬GSM‫اﻡ‬ ‫اءات‬ ‫اﺝ‬ ‫ى‬ ‫ﺕ‬‫ﺕ‬ ‫ت‬ ‫وﺕ‬‫ظ‬ ‫وا‬ ‫ﺹ‬ ‫ا‬ ‫ت‬ ‫ﻡ‬
‫ت‬ ‫ﻥ‬ ‫ا‬
‫آ‬ ‫ﺵ‬ ‫ﻥ‬ ‫ﺽ‬ ‫ﺕ‬ ‫ر‬ ‫ا‬ ‫وه‬ERICSSON‫ت‬ ‫ﺵ‬ ‫وا‬GSM

‫ت‬ ‫ﺵ‬ ‫ﻡ‬ ‫ﺕ‬ ‫ى‬ ‫ا‬ ‫ددات‬ ‫ا‬ ‫ﺽ‬ ‫ﻡ‬ ‫ا‬ ‫وه‬
GSM
Error!
‫ﻡ‬ ‫ﺕ‬ ‫ا‬ ‫ت‬ ‫ﻡ‬ ‫ا‬GSM‫آ‬:
SUBSCRIBER SERVICES FOR GSM SYSTEMS
‫ا‬ ‫ت‬ ‫ﺕ‬ ‫ا‬ ‫ت‬ ‫ﻡ‬:
1-‫ﻥ‬ ‫ا‬ ‫ت‬ ‫ﺕ‬ ‫ا‬ ‫ت‬ ‫ﻡ‬‫دی‬ ‫ا‬TELEPHONY SERVICES
2-‫ارىء‬ ‫ا‬ ‫ت‬ ‫ﻡ‬EMERGENCY SERVICES
3-‫ﻡ‬‫ة‬ ‫ا‬ ‫ا‬SHORT MESSAGE SERVICES (SMS)
4-‫آ‬ ‫ا‬ ‫ﻡ‬FAX SERVICES
‫ﻥ‬ ‫ا‬ ‫ل‬ ‫ﺕ‬ ‫ا‬ ‫ﻡ‬:‫ﻥ‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫اء‬ ‫ﺝ‬ ‫ﺏ‬ ‫ك‬ ‫ﺕ‬‫دی‬ ‫ا‬

‫ارىء‬ ‫ا‬ ‫ﻡ‬:‫اء‬ ‫ﺝ‬ ‫ﺏ‬ ‫ك‬ ‫ﺕ‬‫ﻡ‬ ‫ﺏ‬ ‫ﺙ‬ ‫م‬ ‫ر‬ ‫ﺏ‬ ‫ل‬ ‫ﺕ‬ ‫ﺏ‬ ‫ارىء‬ ‫ا‬ ‫ت‬ ‫ﻡ‬١١٢GSM‫او‬
٩١١‫ت‬ ‫ی‬ ‫ا‬‫ا‬ ‫م‬ ‫ﻡ‬ ‫ا‬ ‫ف‬ ‫ﺏ‬ ‫ﻡ‬ ‫ة‬ ‫ا‬‫ﻡ‬
‫ة‬ ‫ا‬ ‫ا‬ ‫ﻡ‬:‫م‬ ‫وار‬ ‫وف‬ ‫ﻡ‬ ‫ة‬ ‫ر‬ ‫ی‬ ‫او‬ ‫ی‬ ‫ان‬ ‫ی‬ ‫ك‬ ‫ا‬١٦٠
‫ف‬
‫آ‬ ‫ا‬ ‫ﻡ‬:‫وی‬ ‫ی‬ ‫ان‬ ‫ك‬ ‫ا‬ ‫ی‬‫ت‬ ‫آ‬ ‫ا‬

‫ا‬ ‫او‬ ‫ﺽ‬ ‫ا‬ ‫ت‬ ‫ﻡ‬ ‫ا‬SUPLEMENTARY
1-‫ت‬ ‫ا‬ ‫ی‬ ‫ﺕ‬CALL FORWARDING :‫ی‬ ‫ﺕ‬ ‫ك‬ ‫ا‬ ‫ی‬‫ا‬ ‫دﻡ‬ ‫ا‬ ‫ت‬ ‫ا‬
‫ﻡ‬ ‫ﻡ‬ ‫ا‬ ‫ﻡ‬
‫ح‬ ‫ﻡ‬ ‫ل‬ ‫ا‬ ‫ﺕ‬ ‫ا‬–‫ل‬ ‫ﻡ‬–‫رد‬ ‫ﺝ‬ ‫ی‬
2-‫ت‬ ‫ا‬CALL BARRING :‫ا‬ ‫او‬ ‫ار‬ ‫و‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ی‬ ‫ل‬ ‫ا‬
‫ﺕ‬ ‫ا‬ ‫ی‬
‫او‬‫ﻡ‬ ‫م‬ ‫ار‬
3-‫ﺕ‬ ‫ا‬ ‫ات‬ ‫ﺕ‬ ‫ا‬MULTIPARTY :‫ﺵ‬GSM‫ان‬ ‫ی‬ ‫آ‬ ‫ا‬ ‫ﻡ‬ ‫د‬ ‫ا‬
‫ﺕ‬ ‫ﻡ‬ ‫وا‬ ‫ی‬‫ﺕ‬ ‫ا‬
‫آ‬ ‫ﻡ‬ ‫ه‬
4-‫او‬ ‫ا‬ ‫ر‬ ‫ر‬ ‫ا‬ ‫ﻡ‬CALLER ID

‫آ‬ ‫ا‬ ‫ا‬ ‫ت‬ ‫ﻡ‬INTELLEGENT NETWORK SERVICES (IN)
‫ﺕ‬:
1- CALLING PARTY PAYS :‫اء‬ ‫اﺝ‬ ‫ك‬ ‫ا‬ ‫ی‬‫ی‬ ‫ﺕ‬ ‫ای‬ ‫وی‬ ‫ا‬ ‫ﻡ‬ ‫ت‬ ‫ﻡ‬
‫ك‬ ‫ﻡ‬ ‫ا‬ ‫رﺹ‬ ‫ﻡ‬ ‫ء‬ ‫ﺝ‬‫ا‬
3-‫ا‬ ‫ﻡ‬ ‫ت‬ ‫ﻡ‬PREPAID SERVICES

‫ی‬ ‫ا‬ ‫ا‬ ‫ء‬ ‫ﺏ‬CELLULAR NETWORK ARCHETECTRURE
‫ا‬ ‫ا‬ ‫اء‬ ‫ﺝ‬ ‫ا‬ ‫ح‬ ‫ه‬‫ت‬ ‫ﺕ‬ ‫ا‬ ‫اﻥ‬ ‫ﺕ‬‫ی‬ ‫ا‬
1-‫ی‬ ‫وا‬ ‫ی‬ ‫ا‬ ‫اﻥ‬SWITCHING SYSTEMS (SS) :
2-‫رﺽ‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫اﻥ‬BASE STATION SYSTEMS :
3-‫ﻥ‬ ‫وا‬ ‫ت‬ ‫ا‬ ‫آ‬ ‫ﻡ‬OPERATION AND MAINTENANCE SYSTEM :
‫ت‬ ‫ی‬ ‫ا‬ ‫ﺏ‬ ‫ا‬‫ﻡ‬ ‫ا‬:
‫ا‬ ‫ا‬MOBILE STATION :
‫اء‬ ‫ﺝ‬ ‫م‬ ‫ی‬ ‫دى‬ ‫ﻡ‬ ‫ز‬ ‫ﺝ‬ ‫ه‬‫ی‬ ‫ا‬ ‫ا‬ ‫ل‬ ‫ﻡ‬ ‫ت‬ ‫ا‬
‫ا‬ ‫اﻥ‬
1-‫ا‬ ‫ل‬ ‫ا‬ ‫ﺕ‬ ‫ا‬HAND HELD PHONE
2-‫ا‬ ‫ة‬ ‫ا‬ ‫او‬ ‫ﺕ‬ ‫ا‬PORTABLE PHONE
3-‫اﺕ‬ ‫ه‬‫ت‬ ‫آ‬ ‫ا‬CAR PHONE
‫ی‬ ‫ا‬ ‫ا‬ ‫و‬FUNCTION OF CELLULAR NETWORK :
‫ﻡ‬ ‫ﺏ‬ ‫ل‬ ‫ا‬ ‫ﺕ‬ ‫ا‬ ‫ﺹ‬ ‫ﺕ‬ ‫ی‬ ‫ا‬ ‫ا‬
1-‫اﺕ‬ ‫ه‬‫ﺏ‬ ‫ﻥ‬ ‫ى‬ ‫ا‬
2-‫ى‬ ‫ا‬ ‫ی‬ ‫ت‬ ‫ﺵ‬
3-‫ا‬ ‫ن‬ ‫ا‬ ‫ت‬ ‫ﺵ‬PUBLIC SWITCH TELEPHONE NETWORK(PSTN)
4-‫ا‬ ‫رﺽ‬ ‫ا‬ ‫ل‬ ‫ا‬ ‫ت‬ ‫ﺵ‬PUBLIC LAND MOBILE NETWORK

‫ﻥ‬ ‫ا‬ ‫ا‬ ‫اء‬ ‫ﺝ‬ ‫ا‬GSM‫ی‬ ‫ا‬
‫ى‬ ‫ا‬ ‫اء‬ ‫ﺝ‬ ‫ا‬ ‫ﺽ‬ ‫ی‬ ‫ﺕ‬ ‫ا‬ ‫ا‬‫ل‬ ‫ﻡ‬ ‫ﺵ‬‫ی‬

‫ی‬ ‫وا‬ ‫ی‬ ‫ا‬ ‫م‬ ‫ﻥ‬SWITCHING SYSTEM
‫و‬‫ا‬
1-‫ت‬ ‫ا‬ ‫ﻡ‬
2-‫ت‬ ‫ا‬ ‫رات‬ ‫ﻡ‬ ‫ی‬ ‫ﺕ‬‫ت‬ ‫ﻥ‬ ‫وا‬
3-‫ا‬ ‫ت‬
4-‫ى‬ ‫ا‬ ‫ت‬ ‫ﺏ‬ ‫ﺹ‬ ‫ا‬‫رﺽ‬ ‫ا‬ ‫ت‬ ‫وا‬
‫رﺽ‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫م‬ ‫ﻥ‬BASE STATION SYSTEM
‫ﻡ‬ ‫ن‬ ‫وﺕ‬ ‫اء‬ ‫ا‬ ‫ل‬ ‫ﺥ‬ ‫ﻡ‬ ‫ل‬ ‫ا‬ ‫ه‬ ‫ﺱ‬ ‫ﺱ‬ ‫ا‬ ‫ا‬:
1-‫رﺽ‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ﺕ‬ ‫ات‬ ‫و‬BASE STATION CONTROLLERS
2-‫ت‬ ‫ا‬ ‫ا‬ANTENNAS
3-‫ل‬ ‫ﺱ‬ ‫وا‬ ‫ا‬ ‫ة‬ ‫اﺝ‬TRANSMITTERS & RECIEVERS
‫ﻥ‬ ‫وا‬ ‫ت‬ ‫ا‬ ‫آ‬ ‫ﻡ‬OPERATION AND MAINTENANCE CENTER
‫ی‬ ‫آ‬ ‫ا‬ ‫ﻥ‬ ‫ا‬ ‫ه‬ ‫ﺱ‬ ‫ﺱ‬ ‫ا‬ ‫ا‬‫ی‬ ‫و‬:
1 –‫ا‬ ‫ن‬ ‫ﻡ‬ ‫ﺕ‬WHERE IS THE FAULT
2 –‫ا‬ ‫ع‬ ‫ﻥ‬ ‫ﺕ‬SOFTWARE OR HARDWARE
3 –‫ی‬ ‫ى‬ ‫ا‬ ‫ﻡ‬‫ا‬ ‫ا‬ ‫ه‬ ‫ج‬ ‫ا‬ ‫اﺱ‬WHAT MUST BE REPLACED

‫ا‬ ‫او‬ ‫ط‬ ‫ﻥ‬ ‫و‬FUNCTION OF NETWORK NODES
‫ا‬ ‫او‬ ‫ﻥ‬ ‫ح‬ ‫ﺱ‬ ‫ء‬ ‫ا‬ ‫ا‬ ‫ه‬(‫ی‬ ‫ا‬ ‫اء‬ ‫ﺝ‬ ‫ا‬(‫ﻡ‬ ‫آ‬ ‫وو‬SS,BSS AND OMC
‫او‬:‫ی‬ ‫ا‬ ‫م‬ ‫ﻥ‬ ‫اء‬ ‫اﺝ‬‫ی‬ ‫وا‬SWITCHING SYSTEM NODES
1-‫ی‬ ‫ا‬ ‫آ‬ ‫ﻡ‬ ‫ﻡ‬GATEWAY MOBILE SWITCHING CENTER(GMSC)
‫ﻡ‬ ‫ﺕ‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ﺏ‬ ‫م‬ ‫ی‬‫ى‬ ‫ا‬ ‫ی‬ ‫ا‬ ‫ت‬ ‫ا‬
2-‫ﺕ‬ ‫ة‬ ‫و‬GSM THE GSM INTERNETWORKING UNIT (GIWU) :
‫ت‬ ‫ﻥ‬ ‫ا‬ ‫ﻥ‬ ‫وواﺝ‬DATA TRANSFERE INTERFACE (DTI):
‫ال‬ ‫ا‬ ‫ت‬ ‫ﺏ‬ ‫ﺹ‬ ‫ا‬ ‫وﻡ‬ ‫اء‬ ‫ﺝ‬ ‫ﺏ‬ ‫م‬ ‫ﺕ‬PC‫ت‬ ‫ﻥ‬ ‫ا‬
‫او‬ ‫ت‬ ‫ﺏ‬ ‫ل‬ ‫ﺕ‬ ‫ا‬ ‫ﺏ‬ ‫ﻡ‬ ‫ﺏ‬ ‫م‬ ‫ﺕ‬ ‫ای‬ ‫وه‬‫ا‬ ‫ﻥ‬ ‫ء‬ ‫اﺙ‬ ‫ت‬ ‫ﻥ‬ ‫ا‬
3-‫ﺙ‬ ‫ا‬ ‫آ‬ ‫ﻡ‬AUTHENTICATION CENTER (AUC) :
‫ی‬ ‫ك‬ ‫ا‬ ‫ی‬ ‫ه‬ ‫ﻡ‬ ‫ﺏ‬ ‫م‬ ‫ﺕ‬ ‫ت‬ ‫ﻥ‬ ‫ﺏ‬ ‫ة‬ ‫ه‬‫ا‬ ‫ت‬ ‫ا‬ ‫ﻡ‬ ‫ا‬

4-‫ك‬ ‫ا‬ ‫ن‬ ‫ﻡ‬ ‫ت‬ ‫ﻥ‬ ‫ﺏ‬THE HOME LOCATION REGISTER (HLR)
‫آ‬ ‫ت‬ ‫ﻡ‬ ‫ﻡ‬ ‫ى‬ ‫ﺕ‬ ‫ت‬ ‫ﻥ‬ ‫ﺏ‬ ‫ة‬‫ﺏ‬ ‫م‬ ‫ﺕ‬ ‫وه‬ ‫ك‬ ‫ﻡ‬:
‫ك‬ ‫ا‬ ‫ﻡ‬ ‫ت‬ ‫ﻡ‬ ‫ﻡ‬
‫ت‬ ‫ﻡ‬ ‫ﻡ‬‫اﻥ‬ ‫و‬ ‫ﻥ‬ ‫ﻡ‬
‫ل‬ ‫ا‬ ‫ﺕ‬ ‫ه‬ ‫ر‬
5-‫ا‬ ‫ا‬ ‫ﻡ‬INTERNETWORKING LOCATION REGISTER(ILR)
‫ت‬ ‫ﻡ‬ ‫ﻡ‬ ‫ى‬ ‫ﺕ‬ ‫ت‬ ‫ﻥ‬ ‫ﺏ‬ ‫ة‬‫ت‬ ‫ا‬ ‫ا‬ ‫ا‬ ‫اﺕ‬ ‫ﺏ‬ ‫ﺏ‬ ‫ح‬ ‫ا‬ ‫آ‬ ‫ا‬
‫م‬ ‫ﺕ‬‫ﻡ‬ ‫ت‬ ‫ﺕ‬
‫ﻡ‬GSM‫و‬AMPS
6-‫ی‬ ‫ه‬‫ز‬ ‫ا‬REGISTER (EIR) THE EQUEPMENT IDENTITY
‫ﻡ‬ ‫ﺕ‬ ‫ت‬ ‫ﻥ‬ ‫ﺏ‬ ‫ة‬‫و‬ ‫ا‬ ‫ة‬ ‫ﺝ‬ ‫ا‬ ‫ة‬ ‫ه‬ ‫ﻡ‬ ‫ا‬ ‫ی‬ ‫ز‬ ‫ا‬ ‫ی‬ ‫ه‬
7-‫آ‬ ‫ﻡ‬‫ت‬ ‫ﻡ‬ ‫ا‬MOBILE SERVICE CENTER(MSC)
‫ﻡ‬ ‫ت‬ ‫ا‬ ‫ی‬ ‫ﺕ‬ ‫ﺏ‬ ‫م‬ ‫ی‬‫ا‬ ‫ﻥ‬ ‫رﺽ‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫وا‬
8-‫ا‬ ‫ا‬ ‫ﻡ‬THEVISITOR LOCATION REGISTER (VLR)
‫ت‬ ‫ﻥ‬ ‫ﺏ‬ ‫ن‬ ‫ﺕ‬ ‫ت‬ ‫ﻥ‬ ‫ﺏ‬ ‫ة‬‫ى‬ ‫ﺏ‬ ‫ا‬ ‫آ‬ ‫ا‬MSC‫ت‬ ‫ا‬ ‫م‬ ‫ﺕ‬
VLR :‫ﻡ‬ ‫ﻡ‬ ‫ن‬ ‫ی‬ ‫ﻡ‬ ‫دا‬‫ﻡ‬MSC‫ﻡ‬ ‫ﻡ‬ ‫ن‬ ‫ﻡ‬ ‫ی‬ ‫وه‬
VLR :‫ﻡ‬ ‫آ‬ ‫ا‬ ‫ت‬ ‫ﻥ‬ ‫ﺏ‬ ‫ن‬ ‫ی‬‫ﻡ‬MSC
9-‫ا‬ ‫آ‬ ‫ﻡ‬MESSAGE CENTER (MXE)‫ی‬‫م‬‫ت‬ ‫ﻡ‬ ‫ﺏ‬
‫ة‬ ‫ا‬ ‫ا‬(SMS)
‫ﺕ‬ ‫ا‬ ‫ی‬ ‫ا‬(VOICE MALE)
‫آ‬ ‫ا‬(FAX)
10-‫آ‬ ‫ا‬ ‫ا‬MOBILE INTELLEGENT NETWORK (MIN)
‫م‬ ‫ﺕ‬:
‫ﺹ‬ ‫ا‬ ‫آ‬ ‫ا‬ ‫ت‬ ‫ﻡ‬
‫ﺕ‬‫ل‬ ‫ا‬ ‫ت‬ ‫ﻡ‬

‫ﻥ‬ ‫ﺙ‬:‫رﺽ‬ ‫ا‬ ‫ت‬ ‫ﻥ‬ ‫ا‬ ‫اء‬ ‫ﺝ‬ ‫ا‬BASE STATION SYSTEM NODES
1-‫رﺽ‬ ‫ا‬ ‫ا‬ ‫ا‬ ‫ﻡ‬BASE TRANSRECIEVER STATION (BTS)
‫ة‬ ‫اﺝ‬ ‫ﻡ‬ ‫ی‬ ‫رادی‬ ‫ة‬ ‫اﺝ‬ ‫ﻡ‬ ‫ن‬ ‫ﺕ‬TRANSRECIEVER‫م‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫وا‬ ‫ا‬ ‫ا‬
‫ا‬
‫وﺕ‬‫ن‬ ‫ی‬ ‫ای‬ ‫اﻥ‬RADIO BASE STATION (RBS)
2-‫ت‬ ‫ا‬ ‫ﺕ‬ ‫ة‬ ‫و‬‫رﺽ‬ ‫ا‬BASE STATION CONTROLLER (BSC)
‫ا‬ ‫و‬ ‫ﺏ‬ ‫م‬ ‫ی‬‫ﺏ‬ ‫دی‬ ‫ا‬ ‫ت‬ ‫ﺹ‬ ‫وا‬MSC‫ﻡ‬ ‫د‬ ‫و‬BTSs
BSC :‫ی‬ ‫ا‬ ‫ة‬ ‫ا‬ ‫د‬ ‫ی‬‫اء‬ ‫ا‬ ‫ت‬ ‫واﺕ‬ ‫ل‬ ‫ا‬ ‫ز‬ ‫ا‬ ‫ﺏ‬
3-‫ات‬ ‫ا‬ ‫ل‬ ‫وﻡ‬ ‫ة‬ ‫ا‬ ‫د‬ ‫ﻡ‬TRANSCODER AND RATE ADAPTER (TRC)
‫ﺕ‬ ‫ﺏ‬ ‫م‬ ‫ی‬:
‫ﻡ‬‫ت‬ ‫ا‬
‫ا‬ ‫ة‬ ‫ﻡ‬ ‫ﺕ‬
‫ا‬‫ل‬ ‫ر‬ ‫ا‬ ‫ت‬ ‫اﺝ‬ ‫ﻡ‬ ‫ا‬ ‫ام‬
‫ﻡ‬ ‫ی‬ ‫ﺏ‬ ‫ﺕ‬ ‫ﻡ‬ ‫او‬ ‫و‬ ‫ی‬ ‫ان‬ ‫ی‬BSC‫او‬MSC
‫ﺙ‬:‫ﻥ‬ ‫وا‬ ‫ت‬ ‫ا‬ ‫آ‬ ‫ﻡ‬THEOPERATION AND MAINTENANCE CENTER
1-‫وا‬ ‫ت‬ ‫ا‬ ‫آ‬ ‫ﻡ‬THEOPERATION AND SUPPORT SYSTEM (OSS)‫م‬ ‫وی‬:
‫ا‬ ‫ﺕ‬PLANNING
‫ﺕ‬‫ا‬OPERATING
‫ا‬ ‫ﻥ‬ ‫ﺹ‬MAINTAINING
‫ا‬ ‫ﻡ‬‫ا‬SUPERVISING
‫ا‬ ‫ی‬ ‫ﺕ‬DEVELOPING
2-‫ت‬ ‫ﻡ‬ ‫ا‬ ‫ﺕ‬ ‫ﻡ‬SERVICE ORDER GATEWAY (SOG)
‫ت‬ ‫ﻥ‬ ‫واﺝ‬ ‫ن‬ ‫ی‬‫ﺏ‬ ‫اك‬ ‫ﺵ‬ ‫ا‬HLR,AUC and EIR
3-‫ن‬ ‫ا‬ ‫آ‬ ‫ﻡ‬THEBILLING GATEWAY (BGW)
‫ا‬ ‫ت‬ ‫ﻡ‬ ‫ﻡ‬ ‫ل‬ ‫ﻡ‬‫ﺏ‬ ‫ن‬MSCs‫ا‬‫ﻡ‬ ‫ا‬

‫ﻡ‬‫ا‬ ‫ا‬ ‫ا‬GEOGRAPHIC NETWORK AREAS
‫ت‬ ‫ﺵ‬GSM‫ﻡ‬ ‫ا‬ ‫ﺝ‬ ‫ﻡ‬ ‫ﺥ‬ ‫ى‬ ‫ﺕ‬
1-‫ا‬CELL :
‫ﺕ‬ ‫ﻡ‬ ‫اﺹ‬ ‫ه‬‫ا‬
2-‫ﻡ‬ ‫ﻡ‬LOCATION AREA :
‫ا‬ ‫ی‬ ‫ﻡ‬ ‫اآ‬ ‫وه‬ ‫ی‬ ‫ا‬ ‫ﻡ‬ ‫ﻡ‬ ‫ﻡ‬ ‫ن‬ ‫ﺕ‬‫ی‬ ‫ﺕ‬ ‫ا‬ ‫ﺝ‬ ‫ا‬ ‫دون‬ ‫دا‬
‫ت‬ ‫ا‬ ‫ﻡ‬ ‫اآ‬ ‫او‬ ‫ة‬ ‫وا‬ ‫ﻡ‬ ‫ﺕ‬‫وا‬ ‫ی‬ ‫ﺕ‬ ‫آ‬ ‫ﻡ‬ ‫و‬ ‫رﺽ‬ ‫ا‬MSC
‫ر‬ ‫ﺕ‬ ‫ا‬ ‫ا‬ ‫وه‬‫آ‬ ‫ا‬ ‫ﺝ‬ ‫ا‬ ‫ﻡ‬ ‫ا‬

3-‫ﻡ‬ ‫ﻡ‬MSCVLR
‫وا‬ ‫ی‬ ‫ﺕ‬ ‫آ‬ ‫ﺏ‬ ‫وﺕ‬ ‫ا‬ ‫ﻡ‬ ‫ﻡ‬ ‫ی‬ ‫ا‬ ‫ﻡ‬ ‫ن‬ ‫ﺕ‬
4-‫ﻡ‬ ‫ﻡ‬PUBLIC LAND MOBILE NETWORK ( PLMN )
‫ﻡ‬ ‫ﻡ‬ ‫ﻡ‬ ‫ن‬ ‫ﺕ‬MSCVLR
‫ﻡ‬ ‫ا‬ ‫ﻡ‬ ‫ﻡ‬ ‫وی‬ ‫ﻡ‬ ‫ا‬ ‫ﺝ‬ ‫ﻡ‬ ‫اآ‬ ‫وه‬
!

‫ﻡ‬ ‫ا‬ ‫ﻡ‬:‫ﺕ‬ ‫م‬ ‫ﺕ‬ ‫ا‬ ‫آ‬ ‫ا‬ ‫ه‬GSM‫ﻡ‬ ‫ل‬ ‫ا‬ ‫ت‬MOBINIL‫و‬VODAFONE
‫ﻡ‬
‫ان‬ ‫ی‬ ‫ا‬ ‫ا‬ ‫ا‬‫ى‬ ‫ی‬PLMN‫اآ‬ ‫او‬ ‫وا‬
PLMN‫دول‬ ‫ة‬ ‫او‬ ‫دو‬ ‫م‬ ‫ی‬ ‫ان‬ ‫ی‬‫ة‬ ‫ﺹ‬
5-‫ﻡ‬GSM :‫ﻡ‬ ‫ﻡ‬ ‫ﻡ‬PLMN‫ی‬ ‫وا‬‫ا‬ ‫ك‬ ‫ا‬

‫ا‬ ‫ﺝ‬ ‫ﻡ‬ ‫ء‬ ‫ا‬ ‫ا‬ ‫ه‬
‫ح‬ ‫ﺏ‬ ‫م‬ ‫ء‬ ‫ا‬ ‫ه‬:
‫ل‬ ‫ر‬ ‫ا‬‫ت‬ ‫ﺝ‬ ‫ا‬ ‫ا‬‫ی‬ ‫ادی‬ ‫ا‬DIGITAL RADIO TRANSMISSION
‫او‬:‫ا‬ ‫م‬ ‫ا‬ ‫ا‬ ‫ﺙ‬ ‫ا‬ ‫م‬ ‫ا‬ ‫ﻡ‬ ‫ﺏ‬ ‫ا‬ANALOG TO DIGITAL CONVERSION
‫ت‬ ‫ﺵ‬ ‫و‬ ‫ﺙ‬ ‫ﺕ‬ ‫رات‬ ‫اﺵ‬ ‫رة‬ ‫ﻡ‬ ‫آ‬ ‫ن‬ ‫ی‬ ‫ث‬ ‫ﻥ‬ ‫ﻡ‬GSM‫م‬ ‫ﺕ‬‫ن‬ ‫آ‬ ‫ه‬ ‫ﻡ‬ ‫ر‬ ‫ت‬ ‫ﺕ‬
‫ی‬ ‫ﺕ‬ ‫ﻡ‬ ‫ﺏ‬
‫را‬ ‫اﺵ‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫رات‬ ‫اﺵ‬‫ر‬ ‫ت‬‫ت‬ ‫ﺵ‬ ‫ل‬ ‫ﻡ‬ ‫ﻥ‬ ‫ی‬GSM
[color="navy"]‫ا‬ ‫ﺙ‬ ‫ا‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ی‬ ‫ﺕ‬ ‫ات‬‫ر‬
1-‫ىء‬ ‫ا‬SAMPLING
2-‫رﺏ‬ ‫ا‬ ‫ت‬ ‫ی‬ ‫ا‬ ‫ﺕ‬QUANTIZATION
3-‫ا‬CODING

1-‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ىء‬ ‫ﺕ‬CODING
‫ا‬ ‫ﺙ‬ ‫ا‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ىء‬ ‫ﺕ‬ ‫ی‬٨٠٠٠‫ء‬ ‫ﺝ‬‫ﻥ‬ ‫ا‬
2-‫ا‬ ‫ﺕ‬‫رﺏ‬ ‫ا‬ ‫ت‬ ‫ی‬QUANTIZATION
‫ت‬ ‫ی‬ ‫ﻡ‬ ‫ﻡ‬ ‫د‬ ‫ﺕ‬ ‫ﺕ‬ ‫وی‬ ‫ت‬ ‫ا‬ ‫او‬ ‫اء‬ ‫ﺝ‬ ‫ا‬ ‫ﺕ‬‫ﻡ‬
‫ا‬ ‫أ‬ ‫ی‬ ‫ان‬ ‫ی‬ ‫ى‬ ‫ا‬ ‫ت‬ ‫ا‬٨،١٩٢‫ى‬ ‫ﻡ‬
4-‫ا‬CODING
‫اء‬ ‫ﺝ‬ ‫ا‬ ‫ﻡ‬ ‫ى‬ ‫ﻡ‬ ‫آ‬ ‫ﻥ‬ ‫ن‬ ‫ا‬‫ﺙ‬ ‫ة‬ ‫ﺏ‬BINARY CODE‫ة‬ ‫ا‬ ‫ه‬ ‫ی‬ ‫ﺕ‬ ‫ی‬ ‫ا‬ ‫و‬
‫ة‬ ‫ﻡ‬ ‫ا‬‫ﺙ‬ ‫ﺕ‬ ‫رة‬ ‫اﺵ‬ ‫ا‬ ‫ى‬ ‫ا‬

‫ی‬‫ل‬ ‫ﺹ‬ ‫ا‬ ‫او‬ ‫ل‬ ‫ا‬TDMA
TIME DIVISION MULTIPLE ACCES
‫ء‬ ‫ﺝ‬ ‫رة‬ ‫اﺵ‬ ‫آ‬ ‫وﺕ‬ ‫ﻡ‬ ‫ا‬ ‫ﺕ‬ ‫وا‬‫ل‬ ‫ر‬ ‫ﻡ‬ ‫ا‬ ‫ﻡ‬ ‫ص‬
‫ا‬ ‫ه‬ ‫ح‬ ‫وی‬ ‫ﺽ‬ ‫ی‬ ‫ﺕ‬ ‫ا‬ ‫وا‬
Error!

‫اﺝ‬ ‫ﺕ‬ ‫ا‬ ‫آ‬ ‫ا‬‫ی‬ ‫ادی‬ ‫ا‬ ‫ت‬ ‫ﺝ‬ ‫ا‬ ‫ل‬ ‫ر‬ ‫ا‬ ‫ت‬
RADIO TRANSMISSION PROBLEMS
‫اآ‬‫ه‬ ‫ی‬ ‫ادی‬ ‫ا‬ ‫ت‬ ‫ﺝ‬ ‫ﺏ‬ ‫ل‬ ‫ر‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ﺙ‬ ‫ﺕ‬ ‫ت‬ ‫ا‬:
1-‫ا‬‫ا‬ ‫او‬ ‫ر‬ ‫ا‬ ‫ﺕ‬ ‫ا‬PATH LOSS
2-‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ل‬ ‫ذﺏ‬ ‫او‬ ‫ﺽ‬ ‫او‬ ‫ل‬ ‫اﺽ‬FADING
3-‫ﻡ‬ ‫ا‬ ‫ا‬TIME DISPERSION
4-‫ﻡ‬ ‫ا‬ ‫ز‬ ‫ﻥ‬ ‫ا‬TIME ALIGNMENT
1-‫ا‬ ‫او‬ ‫ر‬ ‫ا‬PATH LOSS
‫ی‬ ‫ﻡ‬ ‫ا‬ ‫ه‬ ‫ث‬ ‫ی‬‫ة‬ ‫آ‬ ‫ت‬ ‫ﺏ‬ ‫رﺽ‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ل‬ ‫ا‬ ‫ﺕ‬ ‫ا‬
Error!
‫ا‬(A)‫ﻥ‬ ‫ﻡ‬ ‫و‬ ‫ﺽ‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ن‬ ‫ﺕ‬‫ا‬ ‫ا‬ ‫اآ‬(B)‫ﺕ‬ ‫ا‬ ‫ا‬ ‫ﺕ‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫د‬ ‫ﺕ‬

2-‫او‬ ‫ل‬ ‫ذﺏ‬‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ل‬ ‫اﺽ‬FADING
‫ل‬ ‫ﺽ‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ﻡ‬ ‫ن‬ ‫ﻥ‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ﻥ‬ ‫ﺕ‬:
LONG – NORMAL FADING ( SHADOW FADING )
‫ث‬ ‫ی‬‫ﺏ‬ ‫ا‬ ‫ك‬ ‫ه‬ ‫ن‬ ‫ی‬ ‫ﻡ‬ ‫ا‬ ‫ه‬‫رﺽ‬ ‫ا‬ ‫ت‬ ‫وا‬ ‫ﺕ‬ ‫ا‬ ‫ﺏ‬ ‫ر‬ ‫ﺵ‬ ‫آ‬
Error!
‫رات‬ ‫ا‬ ‫د‬ ‫ﺕ‬ ‫ل‬ ‫اﺽ‬MULTI PATH FADING
‫رة‬ ‫ﺵ‬ ‫ت‬ ‫اﻥ‬ ‫ث‬ ‫ی‬‫ر‬ ‫ا‬ ‫ﻡ‬ ‫رات‬ ‫اﺵ‬ ‫ك‬ ‫ه‬ ‫ن‬PHASE‫ﺕ‬‫ى‬ ‫ا‬ ‫ﻡ‬ ‫آ‬ ‫ﺵ‬ ‫ﺕ‬ ‫او‬
Error!

3-‫ﻡ‬ ‫ا‬ ‫ا‬TIME DISPERSION
‫ﺕ‬ ‫ا‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ت‬ ‫اﻥ‬ ‫ﻡ‬ ‫ث‬ ‫ی‬ ‫ا‬ ‫ه‬‫ل‬ ‫آ‬ ‫ة‬ ‫ا‬ ‫ا‬ ‫ا‬‫رات‬ ‫ﺵ‬ ‫ا‬ ‫ا‬ ‫ﺕ‬ ‫ی‬ ‫ﻡ‬
IMTER –SYMBOL INTERFERENCE (ISI)
‫ان‬ ‫ی‬ ‫ا‬ ‫وه‬‫او‬ ‫ﺕ‬ ‫ی‬ ‫ﻡ‬ ‫ا‬ ‫ا‬ ‫اء‬ ‫وا‬ ‫رات‬ ‫ﺵ‬ ‫ا‬ ‫ﻡ‬ ‫ی‬ ‫ا‬ ‫ا‬ ‫ﺕ‬ ‫ا‬‫ر‬ ‫ا‬
‫ا‬ ‫رات‬ ‫ا‬
‫ه‬ ‫ا‬ ‫ی‬
Error!
4 –‫ﻡ‬ ‫ا‬ ‫ز‬ ‫ﻥ‬ ‫ا‬TIME ALIGNMENT
‫رﺽ‬ ‫ا‬ ‫ا‬ ‫ا‬ ‫آ‬ ‫ل‬ ‫ا‬ ‫ﺕ‬ ‫ا‬ ‫ی‬ ‫ﻡ‬ ‫ا‬ ‫ه‬ ‫ث‬ ‫ی‬‫ی‬ ‫ﻡ‬ ‫ل‬ ‫ﺹ‬ ‫اآ‬ ‫و‬ ‫رة‬ ‫ﺵ‬ ‫ا‬
‫زﻡ‬ ‫ا‬ ‫ازا‬
‫ث‬ ‫ﺕ‬‫ا‬ ‫ﺕ‬

‫ﻥ‬ ‫ﺕ‬ ‫ت‬ ‫ا‬ ‫ه‬ ‫آ‬‫ت‬ ‫ا‬ ‫ه‬ ‫ﻡ‬ ‫ﺕ‬ ‫ت‬ ‫ﺕ‬ ‫ﻡ‬ ‫ﺏ‬ ‫ن‬ ‫ا‬ ‫رة‬ ‫ﺵ‬ ‫ا‬
‫ا‬ ‫ه‬ ‫ح‬‫ء‬ ‫ا‬:
‫ا‬ ‫ا‬ ‫ت‬ ‫ﺝ‬ ‫ﺏ‬ ‫ل‬ ‫ر‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ل‬ ‫ا‬‫ی‬ ‫دی‬
RADIO TRANSMISSION SOLUTIONS
1 –‫م‬ ‫ا‬ ‫ﺕ‬SPEECH CODING
2-‫ﺕ‬‫ات‬ ‫ا‬CHANNEL CODING
2-‫ا‬ ‫او‬ ‫ل‬ ‫ا‬INTERLEAVING
4-‫دد‬ ‫ﺕ‬ ‫ﺙ‬ ‫ا‬‫ﻡ‬ ‫ا‬ ‫ﺝ‬ ‫ا‬FREQUANCY HOPPING
5-‫ل‬ ‫ر‬ ‫ا‬ ‫ی‬ ‫ﺕ‬DIVERSITY
6-‫واة‬ ‫ا‬‫ی‬ ‫ا‬ ‫او‬ ‫رﻥ‬ ‫ا‬ ‫او‬QUANTIZATION
7-‫ﻡ‬ ‫ا‬ ‫ا‬ ‫او‬ ‫ا‬TIME ADVANCE
8-‫ﺽ‬ ‫ی‬ ‫ا‬ ‫ا‬ ‫او‬ ‫ﻡ‬ ‫ا‬CIPHERING
1-‫م‬ ‫ا‬ ‫ﺕ‬SPEECH CODING
‫ی‬ ‫ا‬ ‫ه‬:
‫م‬ ‫ا‬ ‫ة‬ ‫ا‬ ‫ا‬ ‫ت‬ ‫ا‬ ‫ة‬
‫د‬ ‫ی‬‫ال‬BITS‫ل‬ ‫ر‬ ‫ا‬ ‫ءة‬ ‫آ‬ ‫ﺙ‬ ‫ا‬ ‫دون‬ ‫زﻡ‬ ‫ا‬
2-‫ة‬ ‫ا‬ ‫ﺕ‬CHANNEL CODING
‫ت‬ ‫ﻥ‬ ‫ا‬ ‫ء‬ ‫ا‬ ‫وﺕ‬ ‫ف‬ ‫اآ‬ ‫ﻡ‬ ‫ﺕ‬ ‫ا‬ ‫ه‬‫ﺽ‬ ‫ﺏ‬ ‫وذ‬ ‫ا‬BIT‫م‬ ‫ا‬

3-‫ا‬ ‫او‬ ‫ل‬ ‫ا‬INTERLEAVING
‫ا‬ ‫ا‬ ‫ه‬‫ا‬ ‫ث‬ ‫ا‬ ‫ات‬ ‫ا‬ ‫ﺏ‬ ‫ﺽ‬ ‫ی‬
4-‫ﺝ‬ ‫ا‬ ‫دد‬ ‫ﺕ‬ ‫ﺙ‬ ‫ا‬‫ﻡ‬ ‫ا‬FREQUANCY HOPPING
‫ال‬ ‫ﻡ‬ ‫ی‬ ‫ا‬ ‫ه‬FADING‫ا‬ ‫دد‬ ‫ﺕ‬ ‫ﺏ‬‫ﺝ‬‫رة‬ ‫ﻡ‬ ‫ات‬ ‫ﻡ‬ ‫ا‬
5-‫ل‬ ‫ر‬ ‫ا‬ ‫ی‬ ‫ﺕ‬DIVERSITY
‫ا‬ ‫ه‬ ‫ﻡ‬ ‫اع‬ ‫اﻥ‬ ‫ارﺏ‬ ‫ك‬ ‫ه‬
‫دد‬ ‫ا‬ ‫ی‬ ‫ﺕ‬FREQUANCY DIVERSITY
‫ی‬ ‫ﻥ‬ ‫ا‬ ‫وه‬ ‫ﻡ‬ ‫ا‬ ‫ﺝ‬ ‫ددی‬ ‫ﺕ‬ ‫ام‬ ‫ﺏ‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ل‬ ‫ار‬ ‫ی‬‫ددى‬ ‫ا‬ ‫ق‬ ‫ا‬ ‫ﻡ‬
‫م‬ ‫ا‬
DOUBLED BAND WIDTH
‫زﻡ‬ ‫ی‬ ‫ﺕ‬‫ل‬ ‫ر‬ ‫ا‬TIME DIVERSITY
‫زﻡ‬ ‫ﺹ‬ ‫ﺏ‬ ‫ﺕ‬ ‫ﻡ‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ﻥ‬ ‫ﺕ‬∆ t

‫ا‬ ‫ی‬ ‫ﺕ‬SPACE DIVERSITY
‫ﻡ‬ ‫زوج‬ ‫ﻡ‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ﻥ‬ ‫ﺕ‬‫و‬ ‫ﻡ‬ ‫ا‬ ‫ﻥ‬ ‫و‬ ‫ع‬ ‫رﺕ‬ ‫ا‬ ‫ﻥ‬ ‫ا‬ ‫ﻡ‬ ‫ا‬ ‫ه‬ ‫آ‬ ‫ت‬ ‫ا‬ ‫ا‬
‫دد‬ ‫ا‬ ‫ﻥ‬
‫ا‬ ‫ی‬ ‫ﺕ‬POLARIZATION DIVERSITY
‫ﻡ‬ ‫زوج‬ ‫م‬ ‫ی‬‫ا‬ ‫ا‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ة‬ ‫ﺕ‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫دى‬ ‫ی‬ ‫و‬ ‫ا‬ ‫ﻡ‬ ‫ت‬ ‫ا‬ ‫ا‬)-٣db)
6-‫ی‬ ‫ا‬EQUALIZATION
‫ﻡ‬ ‫ا‬ ‫ه‬ ‫م‬ ‫ﺕ‬‫ﻡ‬ ‫ا‬ ‫ا‬
‫وا‬ ‫زﻡ‬ ‫ﺵ‬ ‫ا‬ ‫ت‬ ‫ﻡ‬ ‫ا‬ONE TIME SLOT‫ﺕ‬BURST
‫ﻥ‬ ‫ا‬ ‫ﻡ‬ ‫ء‬ ‫ﺝ‬ ‫ی‬‫ی‬ ‫ﻡ‬ ‫ا‬ ‫ا‬ ‫ت‬TIMING SEQUANCE‫ال‬ ‫ﻡ‬EQUALIZER
‫ا‬ ‫ﺕ‬ ‫ﺏ‬ ‫رﻥ‬ ‫وﻡ‬ ‫ا‬ ‫وض‬ ‫ا‬ ‫ت‬ ‫ﻥ‬ ‫ا‬ ‫ه‬ ‫ﻡ‬ ‫ی‬
7-‫ﻡ‬ ‫ا‬ ‫ا‬ ‫او‬ ‫ا‬TIME ADVANCE
‫ه‬‫ﻡ‬ ‫ا‬ ‫ز‬ ‫ﻥ‬ ‫ا‬
‫رﺽ‬ ‫ا‬ ‫ا‬ ‫ا‬ ‫آ‬ ‫ل‬ ‫ا‬ ‫ﺕ‬ ‫ا‬ ‫ی‬ ‫ﻡ‬‫زﻡ‬ ‫وی‬‫ا‬ ‫ه‬ ‫ﺕ‬ ‫ق‬ ‫ﻥ‬ ‫ا‬ ‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ل‬ ‫وﺹ‬
‫رﺽ‬ ‫ا‬ ‫ا‬
‫رة‬ ‫ﺵ‬ ‫ا‬ ‫ل‬ ‫ار‬ ‫ب‬ ‫ﺝ‬ ‫ﺏ‬‫ا‬ ‫ﻡ‬ ‫او‬ ‫ع‬ ‫ا‬

8-‫ﻡ‬ ‫ا‬ ‫او‬ ‫ا‬CIPHERING
‫ه‬‫او‬ ‫ا‬ ‫ﻡ‬ ‫ی‬ ‫ﺽ‬ ‫ی‬ ‫ا‬ ‫وال‬ ‫ا‬ ‫ام‬ ‫ﺏ‬ ‫ت‬ ‫ﻡ‬ ‫ا‬ ‫ﺕ‬‫ﺹ‬ ‫ا‬
‫ﺕ‬ ‫ﺕ‬ ‫ﺥ‬ ‫ﻡ‬‫ب‬ ‫ا‬ ‫ﺝ‬
‫ﺝ‬ ‫ی‬ ‫ﺵ‬ ‫ﻡ‬
com.hotmail@22104Msj
com.jeeran.newmsj://http
‫ل‬ ‫وا‬ ‫ار‬ ‫ا‬
‫ب‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ﻡ‬
‫ب‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ﻡ‬ ‫وﺝ‬
‫ب‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ري‬ ‫و‬
‫ب‬ ‫ا‬ ‫ا‬ ‫ه‬ ‫ﻥ‬ ‫ﻡ‬ ‫وآ‬
‫اﻡ‬ ‫اﻡ‬ ‫اﻡ‬ ‫ا‬ ‫و‬

�ݺ�ߣ

Arabic gsm

More Related Content

Arabic gsm