...编码激励超声成像的编码、解码的基本原理，阐述了常用的调频信号编码(chirp)、格雷码(golay)、巴克码(barker)和m序列(m-sequence)的编码方式和解码方法，最后比较了四种超声编码发射方式的应用于医学超声成像时的优点和缺点。
基于28个网页-相关网页
M sequence M序列
nonlinear m-sequence 非线性m序列
Fast m-sequence transform 快速m序列变换 ; 序列变换
m-sequence transform m序列变换
parallel output m-sequence 并行输出m序列的
m-sequence m 序列
F ast m-sequence transform 序列变换
the m-sequence 关于m
Based on joint time and frequency offset estimation, a reliable signal detection scheme is obtained by modulated pilot symbols using an m-sequence.
方案利用时频联合估计来得到可靠的信号检测，并从导频符号估计时间和频率偏移。
The paper first introduces the selected mapping method for the reduction of the peak-to-average power ratio of OFDM signals, and a method for improving SLM using m-sequence is put forward.
在研究用选择性映射降法降低OFDM系统峰均功率比的基础上，提出了用m序列对SLM方法进行改进。
The selection of the initial shift register of M-sequence is a key technique in pulse compression waveform design whose pulse compression waveform must have low peak power and large compression ratio.
二相编码波形设计中初始移位寄存器的选择是个关键技术，它直接决定了信号波形在满足最小峰值功率下能否具有最大脉压比。
应用推荐