1) near field measurement
A Digital Readout Interface Design for Near Field Measurement Location;
The antenna near field measurement history and the building process of the first antenna time domain near field measurement system in china were introduced.
A new type of probe for accurately measuring antenna s low sidelobe in near field measurement system, which is called null probe, is studied and designed.
2) Near-field measurement
Study of the position control in the antenna near-field measurement;
The output of the near-field measurement probe by a "Comparison Calibration" algorithm combined with the calculated values by the FDTA method is calibrated.
With the development of antenna measurement technique in recent decades, the near-field measurement has become an important technical means for high performance antenna research.
近年来 ,近场测量已成为高性能天线研制中非常重要的技术手段 ,其中高精度是天线近场系统中的关键指标 ,这使得近场控制技术显得尤为重要。
Near-Field scattering measurement is one of the major methods in the field of scattering measurement.
Measurements in the very near-field provide a tool to design and check antennas , and also yield information for research .
4) near far field mesurement
5) near/far field measurement
6) Close field mea surement