| 1. | Pulse position system 脉冲位置制脉位制 |
| 2. | Pulse position modulation ppm 脉位调制 |
| 3. | Pulse position modulation 脉冲位置灯 |
| 4. | Moreover , theory of the random pulse position modulation and random binary phase - coded ( rppm & rbpc ) pulse doppler is also discussed 在此基础上,进一步讨论了随机脉位调制加随机二相码调相脉冲多普勒雷达原理。 |
| 5. | By introducing oppm ( overlap pulse position modulation ) , the system ' s performances are improved also . 5 study wireless optical cdma system 通过引入oppm (重叠脉冲脉位调制)方式,进一步提高了系统的传输效率。 |
| 6. | The enhanced preamble detection must get the start time of the signal by the detection of valid pulse position and lead edge 报头检测的任务是检测有效脉冲位置和上升沿检测,从而确认一个四脉冲的报头,得到信号的到达时间。 |
| 7. | This system realize the chaos arithmetic directly by hardware and non - chaos synchronization communication by chaotic pulse position modulation technology 该系统直接用硬件实现混沌迭代算法,运用混沌脉冲位置调制技术实现无混沌同步通信。 |
| 8. | This system based on logisitic map . it designs a chaos sequence generator and realizes the modulation and demodulation of chaotic pulse position by hardware 本系统基于logistic映射,构造混沌序列发生器,用硬件算法实现混沌脉冲位置的调制和解调。 |
| 9. | Random pulse position modulation ( rppm ) signal not only has good resolution of distance and velocity , but also has low probability of interception and strong properties of eccm 随机脉位调制信号不仅具有良好的距离和速度分辨力,而且具有较低的被截获概率和较高的抗干扰性能。 |
| 10. | A novel dual randomized pwm modulator with synchronous varying switching frequency and pulse position delay is proposed to reduce conducted electromagnetic interference ( emi ) in power converters 摘要提供了一种新的双随机脉冲调制技术,它能够很好地减小电力电子系统中存在的传导电磁干扰,这个调制技术是通过同时改变开关频率和脉冲的上升沿位置来实现的。 |