空腔型薄膜体声波滤波器的关键技术进展
陶桂龙, 支国伟, 罗添友, 欧阳佩东, 衣新燕, 李国强

Progress on Key Technologies of Cavity-structured Thin Film Bulk Acoustic Wave Filter
TAO Guilong, ZHI Guowei, LUO Tianyou, OUYANG Peidong, YI Xinyan, LI Guoqiang
图3 双工器的非线性失真[23]
Fig. 3 Nonlinear distortion of the duplexer[23]
(a) Circuit diagram; (b) Signal distribution