4G Radio Access network (RAN)
In 4G LTE technology, Radio Access Network (RAN) is one of the key parts of the complete architecture and contributes to 60-70% of CAPEX (Capital expenditure) & OPEX (Operational expenditure
2 Modules
01:12:33
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Key terms from RAN are covered in this section such as -
Spectrum, Resource Grid, Duplex Schemes, 4G Frame Structure, Cyclic Prefix, 4G Initial Access - Channels/Signals, Timing Advance, Modulation and coding, OFDMA, Error Management – FEC, ARQ & HARQ, Power Control – Closed and Open loop, Carrier Aggregation, Antenna Techniques, MIMO, Rank Indicator, Precoding Matrix Index
2 Modules
20 Lectures
Introduction - Radio Access Network
00:03:00
Spectrum & Frequency Bands
00:03:00
Frame Structure - Resource Grid
00:02:57
Duplex schemes - FDD & TDD
00:02:59
Frame structure - duplex based
00:03:00
Cyclic Prefix - Normal & Extended
00:02:51
Initial Access – Channels & Signals
00:03:00
Simulation (Initial Access) - FDD
00:03:00
Simulation (Initial Access) - TDD
00:01:30
Physical Cell Id (PCI) - Initial Access
00:02:44
Timing Advance (TA)
00:02:50
Modulation
00:02:58
OFDMA (Orthogonal Frequency Division Multiple Access)
00:02:59
Error Management Techniques - FEC
00:02:59
ARQ (Automatic Repeat Request)
00:02:54
HARQ (Hybrid Automatic Repeat Request)
00:03:00
HARQ (Hybrid Automatic Repeat Request) - contd..
00:01:35
Power Control - Uplink
00:02:58
Power Control - Uplink (contd..)
00:02:58
Carrier Aggregation
00:03:00
