Presentation1 Abul
-
Upload
prerana-singh -
Category
Documents
-
view
228 -
download
0
Transcript of Presentation1 Abul
-
7/30/2019 Presentation1 Abul
1/16
Industrial training East Central
Railway, Mughalsarai
BYPRERANAROLL NO-1013331908B.TECH (ECE)FINAL YEARN.I.E.T. GR.NOIDA(U.P.)
-
7/30/2019 Presentation1 Abul
2/16
Mughalsarai DivisionECR Network
-
7/30/2019 Presentation1 Abul
3/16
CONTENTSIntroduction of Indian railway.
Introduction to GSM.
Structure of GSM.Specification of GSM.
Advantage & disadvantage of GSM.
GSM Application.
Conclusion .
-
7/30/2019 Presentation1 Abul
4/16
Introduction of Indian railwayRailways were first introduced to India in 1853
from Mumbai to Thane.
Indian Railways is the world's fourth largest commercialor utility employer, by number of employees, with over1.4 million employees.
There are a total of sixty-eight divisions.
Each of the sixteen zones is headed by a GeneralManager .
Mughalsarai enjoyed the position of the largestrailway marshalling yard of Asia.
http://en.wikipedia.org/wiki/List_of_companies_by_employeeshttp://en.wikipedia.org/wiki/List_of_companies_by_employeeshttp://en.wikipedia.org/wiki/List_of_companies_by_employeeshttp://en.wikipedia.org/wiki/List_of_companies_by_employees -
7/30/2019 Presentation1 Abul
5/16
Introduction to GSMStand for GLOBAL SYSTEM FOR MOBILE
COMMUNICATION.
Develop by conference of European posttelecommunication(CEPT).
There are 36 GSM network in 22 countries.
Frequency band
Uplink 890 - 915 MHzDownlink 935 - 960MHz
-
7/30/2019 Presentation1 Abul
6/16
-
7/30/2019 Presentation1 Abul
7/16
GSM Structure
-
7/30/2019 Presentation1 Abul
8/16
Detail of GSM diagramIt is divided into three parts.
The first part is .The second part is known as the
The third part is .
-
7/30/2019 Presentation1 Abul
9/16
MOBILE SECTION
Protected by a password or PIN.
Can be moved from phone to phonecontains key
information to activate the phone. The SIM contains subscriber information and International Mobile
Subscriber Identity (IMSI). It contains elementary files specific for GSM-Rin addition to normal GSM files
Two types of Mobile Equipments:i) Operational Purpose Handheld(OPH)ii) General purpose Handheld(GPH)OPH has additional dedicated button for Railway emergency call.OPH for drivers and guards of train.GPH for trackside maintenance and administrative personnel
B S i S b
-
7/30/2019 Presentation1 Abul
10/16
Base Station Sub system
(BSS)
Communicate with mobile station and BSC.
Consists of transceivers
Handover for each MS.
Radio power control.
It communicate with MSC and BTS.
-
7/30/2019 Presentation1 Abul
11/16
Permanent database about mobile subscribers in a large service area(generally one per GSM network operator).
Control those mobiles roaming in its area.
Heart of network call routing.
Made up of three sub classes :the write list ,the black list and grey list.
NETWORK SUBSYSTEM
-
7/30/2019 Presentation1 Abul
12/16
Advantage of GSMBetter voice quality and low cost alternative to making
calls.
International roaming.
Delivering mobile data.
Offering greater network capacity.
-
7/30/2019 Presentation1 Abul
13/16
GSM ApplicationMobile telephony.
GSM-R.
Telemetry system..
Value added services.
-
7/30/2019 Presentation1 Abul
14/16
Emergency by Controller
Emergency!
Emergency!
Emergency!
OK
OK
OK
Controller
-
7/30/2019 Presentation1 Abul
15/16
conclusionGSM is making our life easy .
Long distance call charges to fall further.
High growth in mobile internet & broad band foreseentill 2012.
-
7/30/2019 Presentation1 Abul
16/16