·2,447,543篇论文数据，部分数据来源于NoteExpress
Aimed at the need of CATV network bi-directional transform, designed a kind of bi-directional amplifier with succinct circuit, cheap cost.
针对有线电视网双向改造的需要，设计了一种电路简洁、性能优良、成本低廉的双向放大器。
The paper presents a method of motion curve frequency domain filtering in Omni-directional M-mode echocardiography images based on Discrete Fourier Transform (DFT).
介绍一种基于离散傅里叶变换(DFT)的全方向M型超声心动图运动曲线频域滤波技术。
The redundant contourlet transform implemented by undecimated pyramidal decomposition and directional filter bank is proposed.
构造了由非抽样塔式分解和方向滤波器组实现的冗余轮廓波变换。
应用推荐