Content for TR 37.840 Word version: 12.1.0
2 References
3 Definitions, symbols and abbreviations
4 General
5 Study of AAS deployment scenarios
6 Study of AAS transmitter characteristics
7 Study of AAS receiver characteristics
8 AAS test aspects
9 Conclusions
A Study Item plan and progress
B Simulations results
C AAS spatial domain aspects
$ Change History
2 References
3 Definitions, symbols and abbreviations Word‑p. 8
4 General Word‑p. 10
5 Study of AAS deployment scenarios Word‑p. 15
5.1 AAS applications
5.1.1 Tilt and radiation pattern control
5.1.2 Multiple input multiple output (MIMO)
5.1.3 Differentiated antenna behaviours at different carrier frequencies
5.1.4 Per RB (or UE) Transmission and Reception
5.2 Deployment and coexistence scenarios Word‑p. 16
5.3 Classifications of AAS BS
5.4 Simulation study
5.4.1 Objectives
5.4.2 Simulation scenarios Word‑p. 17
5.4.3 Simulation assumptions
5.4.3.1 Assumptions for the initial simulation cases
5.4.3.1.1 Network layout
5.4.3.1.2 Propagation model Word‑p. 18
5.4.3.1.3 Down-tilt angle setting
5.4.3.1.4 General simulation parameters for the initial simulation cases Word‑p. 20
5.4.3.2 Assumptions for the other applications
5.4.4 Array antenna model Word‑p. 21
5.4.4.1 Methodology
5.4.4.1.1 Element Pattern
5.4.4.1.2 Array factor for single column Word‑p. 22
5.4.4.1.3 Array factor for multiple column Word‑p. 23
5.4.4.1.4 Signals and correlation matrix for single column Word‑p. 24
5.4.4.1.5 Signals and correlation matrix for multiple columns Word‑p. 25
5.4.4.2 Summarized functions and parameters Word‑p. 26
5.4.4.2.1 Typical array antenna parameters Word‑p. 28
6 Study of AAS transmitter characteristics
6.1 General review of transmitter characteristics
6.2 Transmitter spatial characteristics
6.3 Simulation results
6.4 Requirements for AAS transmitters Word‑p. 29
7 Study of AAS receiver characteristics
7.1 General review of receiver characteristics
7.2 Receiver spatial characteristics
7.3 Simulation results
7.4 Requirements for AAS receivers
8 AAS test aspects Word‑p. 34
8.1 Comparison of different test methods
8.2 AAS test methodologies Word‑p. 35
8.2.1 Conducted Test
8.2.2 Far Field Over-the-Air Test Word‑p. 36
8.2.3 Coupling Test Word‑p. 37
8.2.4 Combined Test
8.2.4.1 Combined Conducted and Over-the-Air Test
8.2.4.2 Combined Close Field Coupling and Over-the-Air Test Word‑p. 38
8.2.5 Rayleigh Faded Multi-path Over-the-Air test
8.2.6 Near-Field Probe Scanner Test
9 Conclusions Word‑p. 39
A Study Item plan and progress Word‑p. 41
B Simulations results Word‑p. 53
B.1 Case 1a: Downlink E-UTRA AAS interferer- legacy system victim
B.2 Case 1b: Downlink E-UTRA AAS interferer- AAS victim with equal down-tilt angles Word‑p. 56
B.3 Case 1b: Downlink E-UTRA AAS interferer- AAS victim with non-optimal down-tilt angles Word‑p. 58
B.4 Case 1c: Downlink E-UTRA legacy system interferer- legacy system victim Word‑p. 62
C AAS spatial domain aspects Word‑p. 64
C.1 Transmitter spatial characteristics
C.2 Receiver spatial characteristics Word‑p. 69
C.2.1 Simulation results Word‑p. 70
C.3 Impact of mutual coupling Word‑p. 72
C.3.1 Simulation results Word‑p. 73
C.4 Spatial EVM characteristics Word‑p. 75
C.5 Directivity characteristics Word‑p. 77
C.5.1 Array Element Word‑p. 78
C.5.2 Scan Loss Word‑p. 79
C.5.3 Array Gain Word‑p. 81
C.5.4 Relation between transceiver boundary and far-field
C.6 Non core requirement Word‑p. 82
$ Change History Word‑p. 83
