An autocalibrating modulating array transmitter 10 and autocalibration method 30. The autocalibrating modulating array transmitter is used to gain-balance and phase-balance parallel amplifier stages 11 for coherent combining. The novelty of the autocalibration technique involves periodic substitution...http://www.google.com/patents/US6593827?utm_source=gb-gplus-sharePatent US6593827 - Modulating array transmitter autocalibration method and system