From the course: Open RAN (ORAN) Architecture, Evolution, and Deployment
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PDSCH and reference signals: Simulation
From the course: Open RAN (ORAN) Architecture, Evolution, and Deployment
PDSCH and reference signals: Simulation
(upbeat music) - [Instructor] Now similar to PDCCH, let's understand the allocation of PDSCH in time and frequency grade. So through simulation, here we see, with the similar example as that of the previous one in PDCCH, we have the same kind of frequency range, 2 and 100 megahertz of channel bandwidth here, and we are seeing that there is a SSB as well as there is a PDCCH along with the CORESET, which is defined here. So if you want to allocate the PDSCH here, we have what kind of starting symbol we are giving to allocate for PDCCH. So whatever is left after CORESET and PDCCH and SSB, we can allocate them across PDSCH. So we can either start it from within one particular subframe, we can start from zero OFTM symbol and we can go up to 14 OFTM symbol. Or if we don't want to allocate it according to this one, we can deselect some of the symbols. So we can, say for example, we can keep from slot number starting from slot number two and we can go up till slot number 14. And rest of the…
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Physical layer overview (DL)4m 2s
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Layer 1 functional block: PDCCH4m 1s
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PDCCH: Simulation2m 52s
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PDSCH and DL reference signals2m 9s
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PDSCH and reference signals: Simulation2m 50s
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Physical uplink control channels (PUCCH)3m 2s
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Physical uplink shared channels (PUSCH)2m 47s
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Uplink signals and channels: Simulation2m 53s
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Layer 1 (5G NR physical layer): Simulation1m 51s
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Layer 2 functional block: RLC protocol module3m 5s
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Layer 2: MAC protocol module and scheduler2m 36s
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