| 1. | On detecting broadband signal in distortive channels 畸变信道中宽带信号检测性能的研究 |
| 2. | Broadband signal and environment generators 带信号测试仪器 |
| 3. | And validate of this method for broadband signal is also checked 对目标信号为宽带时进行了理论验证。 |
| 4. | In addition , broadband signal is used in radar and communication more and more 在通信方面也越来越多地用到宽带信号。 |
| 5. | If the broadband signal is dealt with the narrow beam former , the serious disorder of the signal will be occurred 如果简单的用窄带波束形成器处理宽带信号,会使信号产生严重的畸变,这就提出了宽带波束形成的问题。 |
| 6. | Broadband array signal processing is a main direction of underwater acoustic signal processing , but the broadband signal processing is more complex than that of narrowband 宽带阵列信号处理是水声信号处理的一个主要研究方向,但是宽带水声信号的处理远比窄带信号复杂的多。 |
| 7. | The broadband signal is generated by high speed d / a , and the logical control of the system such as the interface timing control of ide or sdram is implemented by fpgas 采用高速d / a实现输出信号的高宽带,采用多片fpga完成整个系统的时序逻辑控制,比如ide接口时序的实现, sdram的操作等。 |
| 8. | This dissertation is devoted to the study of several aspects of the broadband signal processing , concerning broadband coherent interference suppression , design of broadband array and doa ( direction of arrival ) estimation of broadband source 本文将致力于研究宽带阵列信号处理中关于宽带相干干扰的抵消、宽带基阵设计和宽带方位估计等问题。 |
| 9. | Give some simulation result about noise cancelling , find the optimal delay , then estimation of doa with the narrowband signal and broadband signal at different snr . the results show that the method is feasible 对本舰噪声抵消过程进行了仿真,首先确定最佳延迟,然后在抵消的基础上分别对窄带和宽带目标信号进行方位估计,验证了该方法的正确性。 |
| 10. | Get the approximate and the accurate correlation equations of pressure and velocity for narrowband signal , and the approximate correlation equation for broadband signal . 4 . introduce the method of the genetic algorithms , and perform an improvement 在窄带信号下,得出了近似条件下和精确条件下的相关方程,而在宽带条件下,得出近似条件下的表达式,从理论上推导出了声压和质点振速之间的相关方程组。 |