For BSNL internal circulation only

E2-E3

Consumer Mobility

BTS Mini link & maintenance issue

For BSNL internal circulation only

WELCOME

• This is a presentation for the E2-E3 Consumer

Mobility Module for the Topic: BTS Mini link&

maintenance issue

• Eligibility: Those who have got the Upgradation

from E2 to E3.

• This presentation is last updated on 15-3-2011.

• You can also visit the Digital library of BSNL to

see this topic.

For BSNL internal circulation only

Agenda

To know What is Mini Link

Mini Link Advantages

Technical Specification

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Application area of Mini Link

Mobile Networks

Fixed Networks

Private / Enterprise networks

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MINI-LINK

Simple and swift installation

Reliable solutions for numerous network

applications

Covers compact trunk as well as dense city

area applications

Boosts capacity in microwave networks

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It has flexibility in capacity, configurations and

space .

No need for heavy masts or towers.

It is a Fiber Complement

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MINI-LINK versions

MK II (old version)

MINI-LINK C

MINI-LINK E

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MINI-LINK E

Traffic capacities (Mbps): 2xE1, 4xE1, 8xE1, 2xE2,

E3

Frequency bands (GHz): 7, 15, 18, 23, 26, 38

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A MINI-LINK Network Element (NE)

1.Outdoor part Radio Unit

- Compact antenna

2.Indoor part --Modem unit (MMU)

Traffic unit (TRU)

Access Module magazine (AMM)

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Frequency independent IDU

Modulation independent ODU

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Two parts of NE as per functional

and configuration

1.Basic Node: It provides platform for providing

such as traffic routing, multiplexing, protection

mechanisms and management

It also provides traffic interfaces, PDH, SDH and

Ethernet, for connection to network equipment

such as a RBS, ADM or LAN.

It includes indoor mechanical housing, power

distribution and cooling.

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2.Radio Terminal :- It provides microwave

transmission from 2x2 to 32x2 Mbit/s,

Operating frequency bands ---7 to 38 GHz

Modulation Schemes utilised-- C-QPSK & 16

QAM

It can be configured as unprotected (1+0) or

protected (1+1).

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Out door unit view

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Indoor Unit View

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Standard management functions

• Configuration Management

• Fault Management

• Performance Management

• Security Management

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Outdoor unit

• Radio Unit RAU

• Antenna

Indoor unit

• Modem Unit MMU

• Traffic Unit TRU

• AMM 1U

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