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- An Efficient Technique for High Precise Line Surveying and Positioning of the Orbital Vehicle by Using GPS Single Frequency Receiver 单频GPS进行高精度线路测量和有轨车辆定位的有效方法
- GPS Single frequency receiver GPS单频接收机
- single frequency receiver 单频接收机
- Based on the acquisition principle of GPS receivers,effect of single frequency interference on GPS C/A code receiver acquisition performance is analyzed. 在GPS接收机信号捕获原理的基础上,分析了点频干扰对接收机捕获性能的影响。
- Harmonics can be added to a wave which has a single frequency to produce a complex wave. 谐音加在单频波上产生复波。
- As what is concluded from the above that it is practicable to design the digital intermediate frequency receiver with wide band at present. 由此可见，在现有条件下实现宽带数字中频接收机是可行的。
- The phase velocity basically tells you how fast a pure sine wave (with a single frequency) moves. 相速度可以告诉我们一个纯正弦波的传播速度。
- The observed signals are filtered and demodulated into a number of single frequency stationary signals. 观测信号经滤波和解线调处理，变换为一系列单频平稳信号。
- Secondly, we generated different single frequency sections by rearranging frequency contents. 然后按照频率重排产生共频率的剖面；
- Experimental Studies of Single Frequency DBR Fiber Laser and Temperature Sensing[J]. 引用该论文 黄文财;明海;陈曦曜;谢建平;许立新;王安廷;吕亮;吴云霞.
- How can this triple-decker system be played over several octaves so as to produce a single frequency? 这种三层系统如何从几个八度音阶当中发出某一个频率呢？
- This paper introduces the key specifications and its architecture of AD8369, and designs a full digital automatic gain control(DAGC) system for digital intermediate frequency receiver, and provides its control circuit and algorithm. 介绍了数字可变增益放大器(DVGA)AD8369的电路结构及其关键技术指标,并用该芯片为数字中频接收机设计了全数字自动增益控制(DAGC)系统,给出了其控制回路及其实现算法。
- While single frequency tones worked on certain phone routes, the most common signaling on the then long distance network used Multi-Frequency tones. 而某些单频音调闪耀电话线最常见的则长途信令网采用多频音调。
- 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 develop ment of novel single frequency devices shows a bright future for near infrared laser diodebased gas sensing. 新型单频器件发展表明近红外激光二极管气体传感具有广阔前景。
- But when the telescope is dallying at a specific point in the sky, there is no point in recording on a single frequency for an extended period of time. 当望远镜在空中某个特定方向上停了下来，在一个频率上记录一大段时间就没什么用处了。
- Some excellent methods for optimizing the coverage of SFN are reviewed in this paper. A method for constructing single frequency network with low-power transmitters is proposed. 摘要介绍了国际上流行的一些单频网覆盖优化方法，并提出了采用对人体辐射影响较小的小功率发射机进行信号覆盖的方案。
- It is recommended that selecting observables after a running average filter or combination as a detection observable can detect and correct cycle slips for single frequency. 因此，本文选择合适的经过平滑或组合处理后的观测数据作为探测周跳的检验量，探测并改正单个频点上的周跳。
- very high frequency receiver testing generator 甚高频接收测试发生器
- zero intermediate frequency receiver 零中频接收机
