计算机科学与技术（参考文献）VSkin - Sensing Touch Gestures on Surfaces of Mobile Devices Using Acoustic Signals

6.1 Chapter highlights • Composite hypothesis testing. • Unknown phase. • Unknown amplitude. • Unknown frequency. • Unknown time of arrival. 6.2 Composite hypothesis testing 6.3 Unknown phase 6.4 Unknown amplitude 6.5 Unknown frequency 6.6 Unknown time of arrival

A. Filtering B. Linear predictive coding LPC C. Cepstrum

电子科技大学：《数字通信基础 Digital Communications》课程教学资源（课件讲稿，图片版）Chapter 06 Digital transmission through band-limited AWGN channels 6.2 Design of BL signals for zero-ISI

§3.1 Discrete-Time Fourier Transform §3.2 DTFT Properties §3.3 Discrete Fourier Transform (DFT) §3.5 Circular Shift of a Sequence §3.6 Circular Convolution §3.7 z-transform §3.8 z-Transform Properties §3.9 Discrete Fourier Transform Computation

电子科技大学：《数字信号处理 Digital Signal Processing》课程教学资源（课件讲稿）Chapter 02 Discrete-Time Signals and Systems

Multi-Touch in the Air - Concurrent Micromovement Recognition Using RF Signals

• Time-Varying Signal Sources • Introduction to Fourier & Laplace Transforms • Principles of Frequency Domain Analysis

• §7.1 基本概念 • §7.2 线性定常系统差分方程的解 • §7.3 卷积

• §5.1 定义、存在性 • §5.2 性质 • §5.3 拉普拉斯逆变换 • §5.4 系统函数 • §5.5 线性定常系统频率响应 • §5.6 BIBO稳定性 • §5.7 全通系统/最小相移系统