1) multiple frequency orthogonal signal
多频正交信号
1.
To guarantee the power of transmitter and enhance range resolution,the multiple frequency orthogonal signals hav.
提出了稀疏阵时分多相位中心孔径综合方法,该方法使得综合后的相位中心在数量上和分布情况上与满阵天线相同,从而避免了稀疏阵旁瓣较高的问题;利用模拟退火算法对阵列进行了优化,以使实际使用的阵元最少;为提高系统作用距离,采用多频正交信号形成多发多收的工作模式,通过频率拼接提高距离分辨率;由于综合孔径天线阵列长度远小于场景宽度,系统采用了子孔径成像方法,并将曲线拟合和自聚焦处理相结合,解决了存在阵列形变误差时的精确成像问题。
2) the orthogonal pilot
正交导频信号
5) orthogonal signals
正交信号
1.
Firstly a signal period is divided into eight equal segments based on polarity and amplitude of orthogonal signals.
根据正交信号的极性和幅值大小,将一个信号周期分成相等的8段。
2.
In this paper,the bit error performance of the M-ary orthogonal signals in conjunction with transmit selection combined with receive maximum ratio combining over Nakagami fading channels.
该文研究了Nakagami信道上采用组合发送选择合并/接收最大比合并天线分集的M进制正交信号的误码性能。
3.
By transmitting orthogonal signals,virtual subarrays are designed through filters,and the Subarrays Selection(SAS) algorithm is proposed.
采用发射阵列分布式布阵,接收阵列密布阵的收发分置系统,通过发射正交信号,在接收端经匹配滤波信号分选后构造虚拟子阵,提出了一种子阵优选算法,抑制目标闪烁,实现多目标超分辨。
6) orthogonal signal
正交信号
1.
Design of DDS orthogonal signal source based on CPLD
基于CPLD的DDS正交信号源的设计
2.
Two channels of orthogonal signal generated by FPGA and 12 bit D/A,one is taken as the reference signal for multiplier I and also stir the system to detect the real part of the system response.
介绍了一种基于现场可编程门阵列(FPGA)及12位D/A产生的两路正交信号源,一路经跟随器输出激励待测系统,并作为模拟乘法器I的参考信号,检测系统响应的实分量;另一路正交信号作为模拟乘法器II的参考信号,检测系统响应的虚分量。
补充资料：多媒体视频视频信号转换器
一般是指复合端口、Y/C端口、YUV、DV、SDI、S-Video端子、VGA的信号进行互转，主要是模拟与数字信号的互转，DV与YUV分量信号的互转，VGA电脑信号与视频信号的互转等等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条