The key component of the system is a digital intermediate frequency receiver employing DSP and FPGA to obtain amplitude and phase data in real-time, which improves measurement speed and flexibility.
该系统的关键部件是一个数字中频接收机，利用DSP和FPGA实时获取幅度和相位数据，从而提高了测量速度和灵活性。
The real time processing of high speed data flow makes strict demands on the performance of descendant digital down converter in the wideband digital receiver.
在宽带数字接收机中，高速数据流的实时处理对后继数字下变频器性能提出了极为苛刻的要求。
Compared with common digital signature scheme, it has authentication, secrecy, data integrity and privacy of the receiver.
与普通数字签名方案相比，除了具有认证性、数据完整性外还具有保密性和接收方的隐私性。
Based on data rate conversion technology, wideband digital EW receiver is able to achieve high intercept probability, high sensibility and the ability of approximately real-time signal processing.
建立在数据率转换技术之上的宽带数字侦察接收机要求能够实现高截获概率、高灵敏度、近乎实时的信号处理能力。
The front end in a digital broadcasting receiver means the part of circuit that converting RF analog signal to baseband digital data stream.
数字广播接收机前端电路指接收机中完成从射频到基带转换的部分，是决定接收机性能指标的关键部分。
We represent a new IM3 phase measurement method which USES digital receiver technology and estimate value of IM3 phase by signal process arithmetic from sampled data.
我们提出了一种新的基于数字接收技术的IM3相位测量的方法，并采用信号处理算法来估计IM3的相位。
Methods an ARM embedded system was used to achieve data transmission by implementing serial communication with GPS module, Beidou receiver and wireless digital broadcasting station.
方法：采用ARM嵌入式系统，并与G PS模块、北斗接收机和数传电台进行串口通信，实现数据的传输。
A frequency guiding digital receiver is given. The key technology, fast frequency estimation and high effectual data rate conversion, is introduced briefly.
给出了一种频率引导式的数字接收机方案，简要介绍这种接收机的关键技术——快速、高精度频率估计以及高效的数据率转换。
PKI can provide code transformation of the digital unit and allows the receiver to judge the source of the data and test its authenticity.
按照上述定义PKI可以提供数据单元的密码变换，并能使接收者判断数据来源及对数据进行验证。
PKI can provide code transformation of the digital unit and allows the receiver to judge the source of the data and test its authenticity.
按照上述定义PKI可以提供数据单元的密码变换，并能使接收者判断数据来源及对数据进行验证。
应用推荐