1) Bandpass signal reconstruction
带通信号重建
2) signal reconstruction
信号重建
1.
Sampling theorem and theory of signal reconstruction are proved theoretically.
首先从理论上证明了低通抽样定理及信号重建理论,得到了信号恢复的条件。
3) Bandpass signal
带通信号
1.
Quadrature samping and processing approach of bandpass signal is samping the bandpass signal and detecting by way of DSP.
带通信号的正交采样与处理是在对带通信号进行A/D变换后直接利用数字信号处理算法进行相干检波。
2.
A theory analysis on the sampling and reconstruction of bandpass signal was presented.
对带通信号的采样和重建进行了理论分析 ,结果表明 ,如果用信号的 2倍带宽频率进行采样 ,会产生频谱混叠 ,且当信号的最高和最低频率分量中含有冲激函数时 ,采样之后的信号不能精确重建原信号 ,当信号的最高和最低频率分量为有限值时 ,仍然能精确重建原信号 。
3.
Through mathemactical reasoning, some problems are posed and treated concerning the incorrectness and imperfection in the reconstruction theorem of bandpass signals.
本文通过数学推导提出和证明了带通信号重构理论中存在的某些问题,这些问题说明目前的带通信号重构理论尚欠完整,有待进一步探讨。
4) bandpass signals
带通信号
1.
In this paper, three kind sampling frequency zones have first been classified according to the spectral structure of sampled bandpass signals, and formulas of how to determine the frequency zones and their geometric and table explanations have been developed too.
本文首次将带通信号采样频率依其离散后的频谱结构有无混淆及混淆特点分为三类，并推出了三类采样频率区间的确定公式和图形、表格解释及其理论频谱图示。
2.
Due to a kind of special bandpass signals,a linear modulation signals and the ratio between carrier frequency and bandwidth of signals is an integer,the paper researches on the problem of sampling frequency choice.
针对一种特殊的带通信号,即线性调制信号且载波频率与信号带宽之比为整数,研究了采样率的选取问题。
3.
Time delay estimation for bandpass signals is discussed in this paper.
本文研究了带通信号的时延估计问题。
5) Signal reconstruction based on multi-channel sampling
多通道采样信号重建
6) colour passbands
色信号通带
补充资料：带血管蒂的前臂逆行皮瓣加植髂骨片重建拇指手术
带血管蒂的前臂逆行皮瓣加植髂骨片重建拇指手术
vaso-pedical retrograde forearm flap iliac bone reconstruction of thumb
是指采用同手前臂带桡动脉的前臂逆行皮瓣，再加上植入一块髂骨块，可重建一只大小适当的拇指，可惜无感觉，重建手指皮下组织松弛，持物件不够稳定。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条