Engineers need 5G systems resilient to beamforming implementation issues like power amplifier (PA) linearity & over-the-air (OTA) phased array behavior under modulated signal schemes. This boot camp covers transistor testing with modulated stimulus under variable loads.
Lesson 1 - Load Pull Conditions
Introduces the concept of load pull testing and discusses the different types of load pull conditions that can be used to characterize power amplifiers. Covers the use of a network analyzer to measure the output power and distortion of a power amplifier under different load conditions.
Lesson 2 - Wideband Demodulation Part 1
Discusses the principles of wideband demodulation and how it can be used to measure the performance of power amplifiers as well as the use of vector signal analyzers to measure the error vector magnitude (EVM) of a power amplifier under different modulation conditions.
Lesson 3 - Wideband Demodulation Part 2
Continues the discussion of wideband demodulation and covers the use of a spectrum analyzer to measure the spectral purity of a power amplifier. Also discusses the use of a phase noise measurement to characterize the phase noise performance of a power amplifier.
Lesson 4 - Beamformer Performance Part 1
Introduces the concept of beamforming and discusses how it can be used to improve the performance of phased array antennas. Covers the use of a network analyzer to measure the beamforming gain and beamforming efficiency of a beamformer.
Lesson 5 - Beamformer Performance Part 2
Continues the discussion of beamformer performance and covers the use of a vector signal analyzer to measure the EVM of a beamformer under different modulation conditions. Also discusses the use of a spectrum analyzer to measure the spectral purity of a beamformer.
Lesson 6 - Phased Array Antenna Test
Explains the testing of phased array antennas, including the use of a network analyzer to measure the antenna gain, beamwidth, and sidelobe levels. Covers the use of a spectrum analyzer to measure the antenna's frequency response and spurious emissions.
Beamformer IC Test Solutions
Beamforming is a key 5G technology that focuses the signal towards a receiving device for faster and more reliable communications in the mmWave band.
Create Accurate EVM Measurements with the PNA-X-Series Network Analyzer
Premier innovation for active device and component characterization.
Power Amplifier Characterization Essentials
Optimizing PA performance for 5G is challenging due to the stringent EVM requirements, and designers need accurate device models and efficient measurement methods.
Characterizing the Key Performance Indicators of Power Amplifiers
This application note illustrates measurement procedures with both spectrum and network analyzers, to both compare the results and broaden the potential audience. Specific SCPI commands and setup notes are found in the Appendix.