power consumed by the common baseband unit plus all remote radio units for a distributed RBS. The RF output powers as well as Step 3: Repeat the power measurement for the corresponding power all other (< 100%) load levels consumptions of the RBS shall be . Adjust traffic to X% of the 100% traffic measured with respect to measured in Step 2. the RF output power levels which are needed to fulfill the Generate voice traffic load towards the requirements from the reference cell. networks as well as the traffic profiles described in annexes D of . Allow the system to operate under the [1]. maximum traffic conditions for 15 minutes The RF output power signal and levels shall be generated . Confirm the system is still operating at according to the test models X% traffic load. Should any traffic described in annexes D of [1]. throughput adjustments be necessary, make the adjustments and wait 15 minutes Stimulation shall be realized via before proceeding. the RBS controller interface. The test models as well as the . Measure and record the total radiated RF system depended load levels are power for each sector, as well as the total defined in annexes D [1]. input power of the RBS. The measurement should occur over a period of 5 minutes. Note that the input power and RF output power include all three sectors and common equipment. Record the throughput. . Collect the required measurements after allowing the EUT to stabilize at temperature. Parameters such as the radiated RF power and consumed power shall be measured. It is necessary to record the actual throughput for each load setting. . Repeat this step for all load levels defined for voice. Step 4: Repeat Steps 1 to 3 for Middle and Cell Edge attenuator settings Step 5: Calculate TEER . Calculate the TEER using the data from Steps 2-4. . Include all measured and calculated values in the accompanying report. The ETSI specification considers variable load levels of the GSM RBS. However, it does not simulate either the presence of multiple UEs nor their relative distance from the RBS in case of the static load testing. The
power consumed by the common baseband unit plus all remote radio units for a distributed RBS. The RF output powers as well as the corresponding power consumptions of the RBS shall be measured with respect to the RF output power levels which are needed to fulfill the requirements from the reference networks as well as the traffic profiles described in annexes D of [1]. The RF output power signal and levels shall be generated according to the test models described in annexes D of [1]. Stimulation shall be realized via the RBS controller interface. The test models as well as the system depended load levels are defined in annexes D [1]. Step 3: Repeat the power measurement for all other (< 100%) load levels . Adjust traffic to X% of the 100% traffic measured in Step 2. Generate voice traffic load towards the cell. . Allow the system to operate under the maximum traffic conditions for 15 minutes . Confirm the system is still operating at X% traffic load. Should any traffic throughput adjustments be necessary, make the adjustments and wait 15 minutes before proceeding. . Measure and record the total radiated RF power for each sector, as well as the total input power of the RBS. The measurement should occur over a period of 5 minutes. Note that the input power and RF output power include all three sectors and common equipment. Record the throughput. . Collect the required measurements after allowing the EUT to stabilize at temperature. Parameters such as the radiated RF power and consumed power shall be measured. It is necessary to record the actual throughput for each load setting. . Repeat this step for all load levels defined for voice. Step 4: Repeat Steps 1 to 3 for Middle and Cell Edge attenuator settings Step 5: Calculate TEER . Calculate the TEER using the data from Steps 2-4. . Include all measured and calculated values in the accompanying report. The ETSI specification considers variable load levels of the GSM RBS. However, it does not simulate either the presence of multiple UEs nor their relative distance from the RBS in case of the static load testing. The