coding filter meaning in Chinese

编码滤波器

The research of multipath parameter estimation algorithms and accomplishing them with software . to estimate multipath parameters , multipath delays must be estimated by code filtering in advance
信道多径参数估计算法的研究和软件实现在估计多径参数时，首先使用码滤波方法估计出信号的多径时延。
Firstly , the steering vector of mainpath of desired user is estimated by using code filtering method , then dummy signals are introduced , main lobe of wave is built by using the steering vector of mainpath of desired user and side lobes is constrained by using dummy signals
该方法首先利用码滤波的方法估计期望用户主径的波达方向，然后引入虚拟信号，利用期望用户主径的波达方向形成波束的主瓣，并利用虚拟信号抑制旁瓣。
In addition , the beamforming techniques for cdma systems are discussed emphatically . the algorithm based on code filtering is deduced in detail theoretically , and the performances such as convergence and bit error rate ( ber ) are simulated . meanwhile , we improve a decision - projected algorithm based on least - mean - square ( lms ) error
论文重点讨论了cdma系统的波束形成技术，在理论上详尽地推导了基于扩频码滤波的波束形成算法，对其收敛性、误码率等进行了计算机仿真；针对基于最小均方( lms )误差的一种判决映射算法进行了改进。