Spread - spectrum audio watermarking algorithm in dct domain based on convolutional codes 域音频扩谱水印算法
Optimized method of generating the spread - spectrum sequences based on logistic - map 映射混沌扩频序列的产生方法
Performances analysis of anti - disturbance of direct - sequence spread - spectrum system 直接系列扩频系统抗干扰性能分析
Spread - spectrum secure communication based on hyperchaos system of cellular neural network 基于细胞神经网络超混沌系统的扩频保密通信
A new spread - spectrum system with four phases space - time modulation for direction - finding and ranging 一种新型同时测向测距四相时空调制扩频系统
Frequency - hopping technique is a spread - spectrum technique , whose interference - resist ability is well 跳频技术是常用的一种扩频技术,具有较好的抗干扰性能。
The designing of super - regenerative theory - based broadband receiver for direct - sequence spread - spectrum communication system 通信系统中基于超再生技术的新型宽带接收机的设计
An algorithm for the suppression of narrowband interference in the direct sequence spread - spectrum ( dsss ) systems is presented 摘要提出了直接序列扩频通信系统中抑制窄带干扰的一种算法。
The synchronization is the key technology which affect the performance of the receiver heavily in the ds - ss ( direct - sequence spread - spectrum ) system 同步技术是直接序列扩频系统的关键技术,同步性能的好坏直接关系到系统性能的优劣。
The elements of new spread - spectrum adaptive feedback filtering algorithm are proposed and the calculating results verify the algorithm ' s availability 给出了新型扩频自适应反馈滤波算法的编解码原理,通过分析计算验证了该算法的有效性。