复包

钝化镁复包球化技术的研究

Study on Spheroidization Technology of Passivation Magnesium by Mean of Composite Package

复小波包域局部邻域窗口阈值SAR图像去噪

Local neighborhood window threshold method for SAR image denoising in complex wavelet packet transform domain

基于复小波包的MC-CDMA系统及上行链路性能分析

Uplink Performance Analysis of Complex Wavelet Packet based MC-CDMA System

为进一步改善频谱的利用效率，本文提出一种基于复小波包（ComplexWaveletPacket）正/反变换的OFDM调制方法（CWPOFDM），并且将其与DFTOFDM进行比较。

To improve spectrum efficiency , a complex wavelet packet transform based OFDM ( CWP OFDM ) is proposed in this paper and used to compare with the DFT OFDM under the same conditions .

文章在分析多载波扩频码分多址的基础上，利用优化生成的复小波包及变换，研究了一种基于复小波包的多载波CDMA系统在多径瑞利衰落环境下的上行链路性能。

On the basis of analyzing the principle of MC-CDMA , by means of generating the optimized complex wavelet packet and its transform , the uplink performance of MC-CDMA system based on the complex wavelet packet in multipath Rayleigh fading channel is investigated .

基于双树复小波包变换的地震信号分析方法

Seismic signal analysis based on the dual-tree complex wavelet packet transform

复小波包域的微震信号分析提取方法

Microseismic Signal Analysis and Extraction Method in Complex Wavelet Field

复小波包域复数高斯尺度混合模型图像降噪

Image denoising using complex Gaussian scale mixtures model in complex wavelet packet domian

尝试性地将一种双树复小波包变换方法应用于地震信号分析中。

We tried to apply the dual-tree complex wavelet packet transform in seismic signal analysis .

ISTBC在接收端采用复杂度适中的复球包线译码。

It applies Complex Sphere Decoding ( CSD ), which is of medium complexity at the receive end .

通过研究爬壁式机器人的控制和运动特征，提出一种基于复小波包分形理论的故障检测方法。

A novel fault detection method for Wall-climbing robot is presented based on complex wavelet packets analysis and fractal theory .

双树复小波包以其较小的代价同时克服了已有小波的平移敏感性、频带混叠、方向性差、缺乏相位信息、频域不解析、能量不守恒等缺点。

Dual-tree complex wavelet pocket transform can overcome some disadvantages of real wavelet simultaneously , such as shift sensitivity , poor directionality , absence of phase information , frequency bands aliasing , lacking of analyticity in frequency-domain and energy nonconservation .

包复焊接铜包铝线加工工艺与固相结合机理研究

Machining procedure and solid-state bonding mechanism of clad-process welding copper clad aluminum wire

综合分析比较认为包复焊接铜包铝线可以完全替代进口产品。

The clad-process welded CCAW can completely substitute the imported products according to the comprehensive analysis .

介绍了铜包铝线的使用优点和包复焊接铜包铝线加工工艺过程，分析了通过双金属拉拔实现金属间固相结合的影响因素；

Application advantage of CCAW ( copper clad aluminum wire ) and processing technology of clad-process welding CCAW were introduced . The effect factor of solid-state bonding during drawing the bimetal wire was analyzed .

对包复层进行了性能测试，结果表明包复技术可行，包复层性能优良。

The performance test of the wrapping cover was made , the result showed the technology is feasible and the property of the wrapping cover is excellent .