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- One is the robustness against channel noise;the other is the computational complexity of codebook search. 第一个是增加向量量化的抗杂讯能力,另一个则是减少码书搜寻的复杂度。
- To avoid the variance of DCSK signal itself and decrease that caused by additive channel noise,a novel DCSK scheme with chaotic polyphase sequence(CPS) is presented. 经过对上述三种因素的分析 ;提出了一种新型的DCSK通信系统 ;该系统使用混沌多相序列 (CPS)避免DCSK信号本身带来的误差 ;同时采用相空间量子化的方法降低加性信道噪声的干扰 .
- It is shown that the SNR is non-monotonic functions of the intensity of neurotransmitter arrivals trains and the strength of the voltage-gated channel noise. 结果表明,神经元放电的峰峰间隔是神经递质的达到强度、离子通道噪声强度的非单调函数。
- But change of telemetering signal interval caused by channel noise will affect transmission accuracy of telemetering information when it is used to transmit telemetering signals. 雷达接收机信道对于信号检测是最佳系统,当用其传输遥测信号时,由于信道噪声的影响,使遥测信号码间距发生变化,从而影响遥测信息传输精度。
- It is observed that the system has high practical security, fast encryption (decryption) speed and excellent reliability against strong channel noise, and its overall cryptographic properties are considerably better than known chaotic cryptosystems. 研究表明,该系统具有高安全性、快加密(解密)速度和强抗信道噪声能力,它的密码性质优于所有已知的混沌密码系统。
- We present an improved wavelet image compression algorithm based on a wavelet-tree structure.It keeps and inherits all advantages of EZW and SPIHT, but improves their sensitiveness to channel noise. 提出了一种基于小波树搜索方式的改进了的小波图像压缩算法.;算法保留和继承了EZW和SPIHT算法的所有优点,改进了它们难于抵御干扰的弱点
- MM ED RSP LIN CHANNEL NOISE LEVEL DEGRADED 线性通道噪声电平变坏
- Age channel noise limited sensitivity 图像通道的有限杂波灵敏度
- The influence of power line channel noises on the bit error ratio (BER) performance of the OFDM system is analyzed by simulation. 通过仿真,分析了低压电力线信道上各种噪声对OFDM系统误码率(BER)性能的影响。
- MM","ED","RSP","LOG CHANNEL NOISE LEVEL DEGRADED"," 对数通道噪声电平变坏","不用"
- A loud noise from the street diverted my attention. 街上一阵喧闹声转移了我的注意力。
- image channel noise limited sensitivity 图像通道的有限杂波灵敏度
- The noise awoke her from her revery. 这声音把我她从沉思中惊醒。
- That noise is driving me frantic. 那种噪音真要把我弄疯了。
- The thick walls deadened the noise from the street. 这道厚墙隔绝了街上的噪音。
- He get seasick every time he crosse the channel. 他每次渡英吉利海峡时都晕船。
- A noise abatement notice is served on the club. 向俱乐部发停止大声喧哗的通知。
- The noise of traffic grows louder and louder. 交通的噪音变得愈来愈大。
- Ferryboats ply across the English Channel. 渡船定期往返于英吉利海峡。
- The noise struck terror into their hearts. 那声音使他们心里产生恐惧。