窄带系统中使用的波束形成技术对于宽带系统来说是不合适的，因为他们会导致主瓣偏斜和零陷偏移。
The beamforming techniques used in narrowband systems are inadequate for wideband systems because they result in main-beam squinting and null shifting.
本文为系统设计和进一步研究天线相位中心偏移方位多波束系统的成像处理方法提供了参考。
The paper provides the reference for system design and further studying on imaging algorithm of displaced phase centers multiple azimuth beam SAR.
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