V2X Functional and Performance Test Procedures – Selected Assessment of Device to Device Communication Aspects 2 5GAA P-180092 Contents Introduction ................................................................................................................................................ 8 1 Scope ................................................................................................................................................ 9 2 References ........................................................................................................................................ 9 3 Abbreviations ................................................................................................................................. 10 4 Overview ........................................................................................................................................ 12 4.1 Approach ................................................................................................................................................. 12 4.2 Assumptions ............................................................................................................................................ 13 5 Performance Measures of Interest .................................................................................................. 14 5.1 Packet Error Rate (PER) [4] .................................................................................................................... 14 5.2 Inter-Packet Gap (IPG) [4] ...................................................................................................................... 14 5.3 Channel Busy Percentage (CBP) [4] ........................................................................................................ 15 5.4 Channel Busy Ratio (CBR) ...................................................................................................................... 15 5.5 Information Age (IA) [4] ......................................................................................................................... 15 5.6 Application End-to-End Latency ............................................................................................................. 15 5.7 Relevant measures ................................................................................................................................... 16 6 Preliminary Test Configuration Requirements ............................................................................... 17 6.1 Device Interfaces ..................................................................................................................................... 17 6.2 OBU ......................................................................................................................................................... 17 6.2.1 Device Standards ................................................................................................................................ 18 6.2.2 Device Interfaces ................................................................................................................................ 18 6.2.3 Variables of Interest ........................................................................................................................... 18 6.2.4 Device Parameter Configuration ........................................................................................................ 21 7 Test Cases - Overview.................................................................................................................... 23 8 Test Cases - Device Characterization ............................................................................................. 24 8.1 Basic Bench Cabled RF Tests .................................................................................................................. 24 8.1.1 Cabled Transmission and Reception Test with varying payload sizes ............................................... 24 8.1.1.1 Background .................................................................................................................................. 24 8.1.1.2 Assumptions ................................................................................................................................. 24 8.1.1.3 Setup ............................................................................................................................................. 24 8.1.1.4 Test Execution .............................................................................................................................. 25 8.1.1.5 Unique Tests to be Conducted ...................................................................................................... 25 8.1.1.6 Required Documentation .............................................................................................................. 25 8.1.1.7 Evaluation Criteria........................................................................................................................ 26 8.1.1.8 Estimated Time to Complete ........................................................................................................ 26 8.1.2 Clean Channel Cabled Transmission and Reception Test across power levels .................................. 26 8.1.2.1 Background .................................................................................................................................. 26 8.1.2.2 Assumptions ................................................................................................................................. 27 8.1.2.3 Setup ............................................................................................................................................. 27 8.1.2.4 Test Execution .............................................................................................................................. 28 8.1.2.5 Unique Tests to be Conducted ...................................................................................................... 28 8.1.2.6 Required Documentation .............................................................................................................. 28 8.1.2.7 Evaluation Criteria........................................................................................................................ 30 8.1.2.8 Estimated Time to Complete ........................................................................................................ 30 8.1.3 Cabled Transmission and Reception Test with added Channel Impairment ...................................... 30 8.1.3.1 Background .................................................................................................................................. 30 8.1.3.2 Assumptions ................................................................................................................................. 30 8.1.3.3 Setup ............................................................................................................................................. 30 8.1.3.4 Test Execution .............................................................................................................................. 31 8.1.3.5 Unique Tests to be Conducted ...................................................................................................... 32 8.1.3.6 Required Documentation .............................................................................................................. 32 3 5GAA P-180092 8.1.3.7 Evaluation Criteria........................................................................................................................ 32 8.1.3.8 Estimated Time to Complete ........................................................................................................ 32 8.2 Congestion Control Lab Test ................................................................................................................... 33 8.2.1 V2V Congestion Control in lab environment – Regular BSM broadcast ........................................... 33 8.2.1.1 Background .................................................................................................................................. 33 8.2.1.2 Assumptions ................................................................................................................................. 34 8.2.1.3 Setup ............................................................................................................................................. 34 8.2.1.4 Test Execution .............................................................................................................................. 37 8.2.1.5 Unique Tests to be Conducted ...................................................................................................... 37 8.2.1.6 Required Documentation .............................................................................................................. 37 8.2.1.7 Evaluation Criteria ........................................................................................................................ 39 8.2.2 V2V Congestion Control in lab – Critical BSM broadcast ................................................................ 39 8.2.2.1 Background .................................................................................................................................. 39 8.2.2.2 Assumptions ................................................................................................................................