A.5 OFDMA Channel Noise Generator (OCNG)
38.521-43GPPNRPart 4: PerformanceRadio transmission and receptionRelease 17TSUser Equipment (UE) conformance specification
A.5.1 OCNG Patterns for FDD
A.5.1.1 OCNG FDD pattern 1: Generic OCNG FDD Pattern for all unused REs
Table A.5.1.1-1: OP.1 FDD: Generic OCNG FDD Pattern for all unused REs
OCNG Appliance OCNG Parameters |
Control Region |
Data Region |
Resources allocated |
All unused REs (Note 1) |
All unused REs (Note 2) |
Structure |
PDCCH |
PDSCH |
Content |
Uncorrelated pseudo random QPSK modulated data |
Uncorrelated pseudo random QPSK modulated data |
Transmission scheme for multiple antennas ports transmission |
Single Tx port transmission |
Spatial multiplexing using any precoding matrix with dimensions same as the precoding matrix for PDSCH |
Subcarrier Spacing |
Same as for RMC PDCCH in the active BWP |
Same as for RMC PDSCH in the active BWP |
Power Level |
Same as for RMC PDCCH |
Same as for RMC PDSCH |
Note 1: All unused REs in the active CORESETS appointed by the search spaces in use. Note 2: Unused available REs refer to REs in PRBs not allocated for any physical channels, CORESETs, synchronization signals or reference signals, and excluding REs in all the available PDSCH DMRS CDM groups, in channel bandwidth. |
A.5.2 OCNG Patterns for TDD
A.5.2.1 OCNG TDD pattern 1: Generic OCNG TDD Pattern for all unused REs
Table A.5.2.1-1: OP.1 TDD: Generic OCNG TDD Pattern for all unused REs
OCNG Appliance OCNG Parameters |
Control Region |
Data Region |
Resources allocated |
All unused REs (Note 1) |
All unused REs (Note 2) |
Structure |
PDCCH |
PDSCH |
Content |
Uncorrelated pseudo random QPSK modulated data |
Uncorrelated pseudo random QPSK modulated data |
Transmission scheme for multiple antennas ports transmission |
Single Tx port transmission |
Spatial multiplexing using any precoding matrix with dimensions same as the precoding matrix for PDSCH |
Subcarrier Spacing |
Same as for RMC PDCCH in the active BWP |
Same as for RMC PDSCH in the active BWP |
Power Level |
Same as for RMC PDCCH |
Same as for RMC PDSCH |
Note 1: All unused REs in the active CORESETS appointed by the search spaces in use. Note 2: Unused available REs refer to REs in PRBs not allocated for any physical channels, CORESETs, synchronization signals or reference signals, and excluding REs in all the available PDSCH DMRS CDM groups, in channel bandwidth. |