| 1. | Gauss channel awg
高斯信道 |
| 2. | In chapter 3 , we describe the bosonic quantum gaussian states as well as quantum gaussian channels
第三章叙述了玻色量子高斯态和量子高斯信道。 |
| 3. | We study information capacities of quantum channels with special emphasis on quantum gaussion channels
量子信道特别是量子高斯信道容量具有重要的信息论意义。 |
| 4. | Current analyses of the watermarking channel are typically limited to the additive white gaussian noise ( awgn ) channel
当前典型的水印信道分析被限制在加性白高斯信道上。 |
| 5. | The amazing character of the quantum capacity of gaussian channel is that planck constant h takes over the place of input power restriction of classical capacity
高斯信道量子容量的迷人特征是普朗克常数h取代了经典容量中输入信号功率限制条件的位置。 |
| 6. | The main program is designed by matlab language , others by c language . the simulation experiments are made in the gaussian and rayleigh channel
使用matlab语言编制主程序， c语言编写了部分子程序，采用高斯信道和瑞利信道对卫星通信系统进行了仿真实验。 |
| 7. | Considering the payload when transmitted in gaussian channel according to information theory , the system builds up a mapping relationship between image space and watermarking space , and achieves the trade - off between theoretic capacity , robustness and perceptual distortion
考虑高斯信道传输时信息理论的容量，系统建立了图像空间和水印空间的影射关系，实现了水印系统应用时的理论容载、鲁棒性和人类感官之间的一种平衡关系。 |
| 8. | At last , two ranging schemes based on the cyclic prefix and pilot sequence were developed , and the performance of ranging based on the novel pilot sequence was mainly analyzed . and theory analysis and computer simulation results were presented in the awgn channel and multi - path channels
最后，结合定时同步提出了两种测距方案，主要分析了基于新的定时同步方法的测距方案性能，并给出了在加性高斯信道和多径信道下的理论分析和仿真结果。 |
| 9. | The efficient encoding problem of ldpc codes is discussed in detail , and the reasons that tornado codes and repeat accumulate codes are linear encode - able and the relationships between them and efficient encode - able ldpc codes are presented . two constructions of linear encode - able ldpc codes are brought up and their performances under awgn channels are simulated
对低密度校验码的快速编码问题进行了深入研究，指出了旋风码和重复累积码能够达到线性编码的原因及其与可快速编码的低密度校验码之间的关系，提出了两种可线性编码的低密度校验码的构造方法并对其在高斯信道下的纠错性能进行了仿真。 |
| 10. | Mtcem ( multi - tone envelope method ) can accurately forecast performance parameters on a set of stored channel and directly decide usable frequency choice . as hf channel characteristic is closed to gauss , mtcem may be simplified to multi - tone envelope method rtce system . for certain user ' s request and link status , double tone complex envelope method rtce , double tone envelope rtce , adaptive hf channel sounding and communication system , all that can easily derived from mtcem
多音复包络实时选频系统，当信道特性近似于高斯信道时，整个系统可以简化为多音包络法实时选频系统，针对不同的用户要求和电路信道状况，很容易由它派生出较为简单的系统，如双音复包络法实时选频系统，双音包络法实时选频系统，短波自适应信道探测和通信系统。 |
