sweep signal meaning in English
扫描信号
Examples
- General specification for sweep signal generators
扫频信号发生器通用技术条件 - Measuring methods for sweep signal generators
扫频信号发生器测试方法 - Study on the fault repair of jss - 10 concentrated sweeping signal generator
10集中扫频信号发生器故障检修 - Firstly , the circuit design of the instrument are described detailedly , including the circuit of serial communication interface , the circuit of sweep signal generator , the circuit of amplitude measurement , the circuit of phase measurement
首先，详细探讨了了虚拟频率特性测试仪的控制、串行通信接口、数控扫频信号源、幅值测量、相位测量等电路的设计。 - In the design of hardware , frequency sweep signal is based on dds + pll . by the control the singlechip c8051f060 , ad9852 , the dds chip , can achieve stepped frequency signal . with amplifying and detector circuits , the instrument can achieve the measurement and receiving of amplitude frequency characteristic result . by means of pdiusbd12 finish the usb1 . 1 protocol conversion , communicate with usb interface of pc , the instrument give the measurement resul of amplitude - frequency characteristic in lcd of pc
硬件方面,扫频信号源基于dds + pll的技术,由c8051f060单片机控制dds芯片ad9852实现频率步进。再加上外围放大、检波等电路,测量和接收幅频特性。并借助于pdiusbd12完成测量数据usb1 . 1协议转换,实现与pc机的usb接口通信,将幅频特性测量结果在pc机的液晶显示屏上表达出来。