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Content for TR 37.901 Word version: 15.1.0

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4.1 Study Item Objective 5.1 Definition of UE Application Layer Data Throughput Performance 5.2 Parameters for Measurement 5.3 Test Configurations 5.4 Transport and Application Layer Protocols 5.5 Test Environment 5.6 Data Transfer Scenarios 5.7 Statistical Analysis 5.8 Impact of Modem Performance in Application Layer Throughput 5.9 Test System Uncertainty and Test Tolerance
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2 References p. 12

3 Definitions, symbols and abbreviations p. 13

3.1 Definitions p. 13

3.2 Symbols p. 13

3.3 Abbreviations p. 14

4 Background p. 15

4.1 Study Item Objective p. 16

5 Study of UE Application Layer Data Throughput Performance p. 17

5.1 Definition of UE Application Layer Data Throughput Performance p. 17

5.1.1 Definition of End Points p. 17

5.1.2 Definition of UE Application Layer Data Throughput p. 17

5.2 Parameters for Measurement p. 17

5.2.1 Throughput p. 17

5.3 Test Configurations p. 17

5.3.1 UE Application Layer Data Throughput Test Equipment p. 17

5.3.2 UE Application Layer Data Throughput Connection Diagrams p. 18

5.3.2.1 UE Application Layer Data Throughput Connection Diagram for Tethered p. 18

5.3.2.2 UE Application Layer Data Throughput Connection Diagram for Embedded p. 18

5.3.3 RF Connection Diagrams for UE Application Layer Data Throughput p. 18

5.3.4 UE Specific Items p. 18

5.3.5 Reference Laptop p. 18

5.4 Transport and Application Layer Protocols p. 18

5.4.1 Transport Layer Protocol p. 18

5.4.2 Application Layer Protocol p. 19

5.4.2.1 FTP Settings p. 19

5.4.2.1.1 TCP advertised receiver window size setting p. 20

5.4.2.2 UDP Settings p. 21

5.5 Test Environment p. 21

5.5.1 Signal Levels p. 21

5.5.2 Fading Profiles p. 22

5.5.3 Noise and Interference Levels p. 22

5.5.4 Selection of combinations of Fading Profiles and Noise and Interference Levels p. 23

5.5.4.1 General p. 23

5.5.4.2 Lower-layer (PHY) testing p. 23

5.5.4.3 Higher-layer impact on application layer throughput p. 24

5.5.4.4 Typical physical parameters for verifying higher-layer impact p. 25

5.5.4.5 Selection of test points p. 27

5.5.5 Traffic Profiles p. 29

5.6 Data Transfer Scenarios p. 30

5.6.1 FTP Transfers p. 30

5.6.2 UDP Transfers p. 30

5.7 Statistical Analysis p. 30

5.7.1 Layer 1 Receiver and Performance Tests p. 30

5.7.2 Application Layer Data Throughput p. 30

5.7.3 Minimum Test Time p. 31

5.8 Impact of Modem Performance in Application Layer Throughput p. 31

5.8.1 Modem Performance in current TS 34.121-1/TS 34.122 Conformance Tests p. 32

5.8.2 Modem Performance in Application Layer Data Throughput Tests p. 35

5.9 Test System Uncertainty and Test Tolerance p. 37

5.9.1 Recommended Uncertainty of Test System p. 37

5.9.2 Test Tolerances p. 37

5.9.3 Impact of Test System Uncertainty on Test Results p. 37

6 Conclusions p. 41