Tech-invite 3GPPspace IETFspace

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Content for TR 38.833 Word version: 17.0.0

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4.1 Scenario and interference modelling 4.2 Receiver structure 4.3 Link performance characterization 5.1 Scenario and interference modelling 5.2 Receiver structure 5.3 Link performance characterization 6.1 Conclusion on inter-user interference suppression for MU-MIMO scenario 6.2 Conclusion on CRS interference handling in scenarios with overlapping spectrum for LTE and NR

4 Inter-user interference suppression for MU-MIMO p. 7

4.1 Scenario and interference modelling p. 7

4.1.1 Scenario p. 7

4.1.2 Interference model p. 11

4.2 Receiver structure p. 11

4.2.1 General p. 11

4.2.2 MMSE IRC receiver p. 12

4.3 Link performance characterization p. 12

4.3.1 Parameters for link level evaluation p. 12

4.3.2 Link level simulation results p. 15

4.3.3 Summary of link level evaluation p. 18

5 LTE CRS interference handling for NR UE p. 20

5.1 Scenario and interference modelling p. 20

5.1.1 Scenario p. 20

5.1.2 LTE interference model p. 20

5.2 Receiver structure p. 21

5.2.1 General p. 21

5.2.2 Reference receiver of LTE-CRS interference mitigation p. 21

5.2.3 LTE cell configuration detection p. 21

5.3 Link performance characterization p. 22

5.3.1 Parameters for link level evaluation p. 22

5.3.1.1 General p. 22

5.3.1.2 Serving cell PDSCH parameters p. 22

5.3.1.3 Interference cell parameters p. 22

5.3.1.4 Summary of simulation cases p. 23

5.3.2 Link level simulation results p. 23

5.3.2.1 General p. 23

5.3.2.2 NR UE PDSCH performance for Scenario 1 p. 24

5.3.2.3 NR UE PDSCH performance for Scenario 2 p. 24

5.3.2.4 LTE UE performance p. 25

5.3.3 Summary of link level evaluation p. 26

6 Conclusions p. 26

6.1 Conclusion on inter-user interference suppression for MU-MIMO scenario p. 26

6.2 Conclusion on CRS interference handling in scenarios with overlapping spectrum for LTE and NR p. 27

$ Change history p. 29