| 1. | Simulation results show that it works well even if the channel condition is very bad
统计结果表明，这种方法在信道条件差时依然性能良好。 |
| 2. | For different channel condition , the simulation analysis presented the time domain waveform , power spectral estimate and error rate plot
针对不同的信道条件，仿真分析给出了时域波形、功率谱估计和误码率曲线。 |
| 3. | Under each channel condition , the results of the emulator and the realization reached the linking probability requirements of the 141b standard
仿真和实测结果在各个条件下均达到了141b标准中关于建链概率的指标要求。 |
| 4. | Simulation shows that , compared with conventional methods , this receiver can provide better performance under various multipath channel conditions
计算机仿真结果表明，相比于传统的接收系统，该系统在各种多径条件下都具有一定的优势。 |
| 5. | Proposes a new algorithm for estimating the vector channel and the optimum beamforming weights . studies its tracking performance under realistic channel conditions
通过分析和天线方向图仿真，证明新算法在收敛速率和复杂度上有较大改善。 |
| 6. | By theoretical computation and simulation , it is shown that the optimum frame length in a given channel condition is easily obtained by the method proposed in this dissertation
通过理论计算和仿真模拟，表明应用本文提出的方法可求解在给定脉冲干扰情况下的最佳数据帧长度。 |
| 7. | Turbo code also has better capability in resisting attenuation and disturbance , so it has great potential applications in deep space communication with bad channel condition
Turbo码还具有很强的抗衰弱、抗干扰能力,这使得turbo码在信道条件较差的深空通信中有很大的应用潜力。 |
| 8. | It adopts broad band - based technology , which uses broader bands ; 3 ) it has self - adaptive system distribution , service stream and channel conditions adaptive to variations , strong organization and flexibility
（ 3 ）应具有自适应系统分配和适应变化的业务流和信道条件，有很强的自组织性和灵活性。 |
| 9. | This number may range from very few path ( e . g . , five or fewer hf ionospheric or rural - area land - mobile propagation paths ) to a multitude paths ( occurring , e . g . , for some land mobile channel conditions )
从无线移动信号小尺度衰落现象出发，对信道模型参数进行了全新的、严格的数学建模和推导，并对各参数进行了仿真分析。 |
| 10. | The new criteria can adopt relevant stop - iterative - criteria according to different channel conditions . the simulation results show that the improved method can decrease the average iterative times evidently with fewer capability losses
该准则可以根据信道的不同情况而采用相应的停止策略,在对turbo码性能影响不大的情况下,它可以显著地减少平均迭代次数。 |
