A quadrant-partitioned array architecture and measurement sequence supporting mutual-coupling based calibration. The architecture includes an array of radiating elements grouped into quadrants, with a quadrant feed network and an intra-quadrant feed network connected between a transmitter/receiver and...http://www.google.com.tw/patents/US5864317?utm_source=gb-gplus-share專利 US5864317 - Simplified quadrant-partitioned array architecture and measure sequence to support mutual-coupling based calibration
