TETRA - Enabling Reliable &

Efficient Communication in Metro

Rail

Prashant Rao

Executive Director

PAGE 2

•Brief on Delhi Metro Rail.

•Communication Requirement in Metro Rail

• Why TETRA for Metro Rail

• Metro Rail Projects in India

AGENDA

DELHI METRO NETWORK

Line 1 - 25 Km in Length

Line 2 - 44 Km in Length

Line 3 – 35 Km in Length

Line 4- 23 Km in Length

Line 5- 18 Km in Length

Line 6- 30 Km in Length

Airport Line-20 Km in Length

Total >150 Stations as on Date Operational.

DELHI METRO MAP INCLUDING PHASE III

DMRC’S PROGRESSION

• Started Metro operation in 2002 in Delhi with Modern

Train Control Systems.

• Started Operations with TETRA for the First time in

India.

• TETRA used for Operations, Maintenance and

Security.

• Band used in 380-400 Mhz.

PAGE 6

Flexible & Scalable– future proof communication network providing

comprehensive coverage and capacity

Efficient Communications - secured system to enable efficient group

communications designed to enhance Productivity

Reliability & System Availability - reliable private system with full

control over the network, crucial for minimizing downtime and ensuring safety

Data Communications- real-time data & information systems to monitor

equipment or locate people

User environment & Interface - range of rugged devices designed to

operate in rugged, hazardous industrial environments

Operations & Maintenance- to cost effectively maintain and operate the

network.

METRO COMMUNICATION

REQUIREMENTS

PAGE 7

ESSENTIAL RADIO SYSTEM

FEATURES FOR METRO OPERATIONS

Basic voice

services

Call management

featuresConsole features

Data services Safety & SecurityNetwork

management

Resilience &

Reliability

Mobility services

& coverageInteroperability

Groups of features

PAGE 8

• Communication Requirement in Metro Rail

• Why TETRA for Metro Rail

• Metro Rail Projects in India

AGENDA

PAGE 9

WHY METRO’S CHOOSE TETRA

• Open standard

• Spectrum efficiency

• Feature rich

• Mission critical features – instant

group communications, secure, etc.

• Integrated / concurrent voice & data

• Full duplex individual call

• Voice & data interface to other

railway sub-systems

• Excellent audio quality

• Rugged Device options

PAGE 10

METRO-RELATED DATA

APPLICATIONS OVER TETRA TODAY

• Customized Computer Aided Dispatch

(CAD) for railway operations

• Passenger Emergency Communications

• Train PA / train announcement system

• Train location – ATS, GPS

• Train health monitoring & telematics

• Location Tracking system

• On-train Passenger Information System

11

RADIO ARCHITECTURE

PAGE 12

Total Train Radio Solution

Trainborne

Sub-system

TCI

TRCP

PAData

TETRA Radio System

BTS

APIAPI

CAD & Voice

Recording Sub-

System

Other

Sub-system

END-TO-END SOLUTION FOR TRAIN

RADIO SYSTEMS

Train Controller

Master Clock

FOTS PABX

PAS PIS

Train Signalling

Other Sub-systems

In metro

Train

computer PISECB/EHP

PAGE 13

Total Train Radio Solution

Trainborne

Sub-system

TCI

TRCP

PAData

TETRA Radio System

BTS APIAPI

CAD

Sub-System

Other

Sub-system

END-END TRAIN COMMUNICATIONS

SOLUTION

Train Controller

MSO

PAGE 14

14

Key important calling operation for dispatch system:

• Calling of trains by Train Service ID (Train Run

Number)

• Unique Dispatch Console Graphical User Interface

(GUI)

• Supporting voice & data between dispatcher to train &

O&M radio users.

OCC/BCC DISPATCH SYSTEM

Controller

Position

• Identify different type

of trains

• TRN calling

• Train Status

• Direction calling

• Train location update

• etc

PAGE 15

Total Train Radio Solution

Trainborne

Sub-system

TCI

TRCP

PAData

TETRA Radio System

BTS APIAPI

CAD

Sub-System

Other

Sub-system

END-END TRAIN COMMUNICATIONS

SOLUTION

Train Controller

MSO

16

TRAIN CAB RADIO

PAGE 17

PEI

(Data + Control)Ass

cy

(Bac

k)

Driver Handset

Driver

Speaker

12VDC

12VDC

MTM 5200 Radio

TRIU

RCH

Cable Assembly

with Connectors

Connectors to RS Equipment

TRCP

DC/DC

Converter

Train PA System

TIMS (Train Information Management System)

Signalling Equipment ATC

Rear TRIU

Relay Contacts from Rolling Stock

Auxiliary

Interfaces for PC

and Data

Terminal

Fist Mic

19” Sub-Rack

110 V DC Redundant

TRAINBORNE RADIO

18

RADIO COVERAGE IN

UNDERGROUND

• Is by LCX Cables in Tunnels/Station

• Bi-directional Amplifiers(BDA) provided at every

station ,feeding cables into tunnels and station

areas.

• LCX cables are also being provided of

GSM/CDMA operators for Mobile coverage

19

OCC RADIO EQUIPMENT

20

PAGE 21

COMPREHENSIVE FEATURE SUITE

• Voice calls

- Group Call

- Individual Call

- Private call

- Telephone interconnect

• Data

- Status Message

- Short Data

- Packet Data

- Data with Voice Priority

• Security Features

- Authentication

- Encryption

- Over the Air Key

Management

• Network Management

System

- Fault, Configuration,

Accounting, Performance,

Security management

• Reliability

- Radio to Radio direct mode

- Local Site Trunking

- Back-up Control Channel

- Redundant Controllers

- Multiple Base Radio

- Redundant IP

routers/switches

• Interfaces

- PABX/Telephony

- Legacy Analog Radios

- PA Broadcast

- ATSS/PIDS etc

• Interoperability Features:

– Dynamic Regrouping

– Broadcast Call:

• Site wide call

• Area wide call

• Announcement call

– Pre-Planned Disaster

Response

• Advance Features

– Console Priority Call

– Emergency call

– Hot mic with Emergency

– Ambience Listening

– Selective Radio Inhibit

– GPS Tracking

Comprehensive Features for Operational Requirements

in Metro Rail

PAGE 22

• Communication Requirement in Metro Rail

• Why TETRA for Metro Rail

• Metro Rail Projects in India

AGENDA

CURRENT METRO RAIL PROJECTS IN INDIA

• Delhi Metro Ph1/Ph2/Ph3 ( > 200 km)

• Delhi Airport Metro Express Line

• Mumbai Metro Line One

• Bangalore Metro

• Jaipur Metro

• Chennai Metro

• Gurgaon Metro

• Hyderabad Metro

• Kolkata Metro

• Kochi Metro

• Navi Mumbai Metro

• Noida Metro

• Lucknow Metro

FUTURE METRO RAIL PROJECTS IN INDIA

• Mumbai Metro Lines (Line 3)

• Nagpur Metro

• Vijayawada metro

• Ahmedabad - Gandhinagar Metro

• Pune Metro

• Chandigarh Metro

• Kanpur and Varanasi Metro

• Patna metro

25 Thursday, June 02, 2016

Presentation to Dy.CRS/S&T

25

THANKS