MINI-LINK - Bharat Sanchar Nigam...
Transcript of MINI-LINK - Bharat Sanchar Nigam...
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For BSNL internal circulation only
E2-E3
Consumer Mobility
BTS Mini link & maintenance issue
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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.
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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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