To improve the algorithm convergence, EM-based joint channel parameters estimation and data detection algorithm is proposed.
为进一步提高算法的收敛速度，提出联合信道参数估计和数据检测算法。
The software algorithms are realized in host CPU, including channel parameters estimation, bit allocation, equalization, echo cancellation, FFT, IFFT, encoding, decoding, etc.
其中软件算法部分全部在主机CPU中实现，其中包括信道初始化，比特分配策略，符号同步，信道均衡，回波抵消，编码解码，FFT和IFFT等等。
This dissertation mainly focuses on the inner receiver techniques for block transmission mobile communication systems, such as channel parameters estimation and synchronization techniques.
本论文重点研究了分块传输移动通信系统中的内接收机设计，包括信道参数估计和同步技术。
Combined with the characteristics of Globalstar system, we select typical channel and link parameters in estimation to yield the number of afforded channels and the system traffic capacity.
结合全球星系统的特点，选择了典型的信道和链路参数进行估算，分别得到了系统的可供信道量和系统通信容量。
An estimation method of channel parameters for CDMA systems operating over channel with single or multiple propagation paths is proposed.
提出了一种单径或多径CD MA信道参数的估计方法。
Comparing with the traditional algorithms, antenna correlated parameters are introduced in channel estimation and the process of decoding, and transmission performance is improved.
新算法较传统方案，在信道估计和空时译码过程中引入收发天线相关参数，消除了天线互扰对接收性能的影响，提高了传输性能。
This article shows that research on the frequency dependence of ionospheric channel parameters will help to develop frequency resource and will be valuable in the channel estimation.
并且，与其他地区中距离电路的测试结果十分一致。 分析表明，对电路信道参数变化规律的研究有助于开发频率资源，对实时频率预报技术也有实用价值。
Because the GIUH depends only on the parameters of geomorphology and flow velocity of channel network, it may provide a new parameter estimation method for conceptual models of CFW.
考虑到GIUH只取决于河网地貌参数和流速参数，故它可为概念性流域汇流模型提供一个新的确定参数的方法。
Rayleigh channel parameters are obtained by proposed semi-blind iterative estimation.
瑞利信道通过提出的半盲迭代估计得到。
After we obtained the channel estimation, the next work we should do is to present an algorithm for mapping the channel parameters to the equalizer efficient.
在获得信道估计值后，接下来的工作是设计一种算法来有效的将当前估计出的信道冲激响应值与均衡器抽头系数进行很好的映射。
We perform pixel level online estimation of virtual channel model parameters at decoder, and propose a new SI generation scheme with iterative decoding witch USES a partially decoded frame.
论文在解码侧对虚信道参数进行像素级在线估计，并提出一种利用部分解码帧迭代生成边信息的方案提高边信息的质量。
We perform pixel level online estimation of virtual channel model parameters at decoder, and propose a new SI generation scheme with iterative decoding witch USES a partially decoded frame.
论文在解码侧对虚信道参数进行像素级在线估计，并提出一种利用部分解码帧迭代生成边信息的方案提高边信息的质量。
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