The mathematical model expression of asynchronous quenching differential injection locking ( il ) and a method which is used to analyse the asynchronous quenching injection locking ' s synchronizing band are expressed in this paper 摘要給出異步抑制差分型注入鎖定數學模型的數學表達式,同時介紹一種用于分析異步抑制差分型注入鎖定同步帶的方法。