2) frequency error
频率误差
1.
A method of measuring TD-SCDMA signal frequency error based on virtual instrument is proposed.
提出了一种基于虚拟仪器的精确测量TD-SCDMA信号频率误差的方法,并给出了系统设计。
2.
The paper discusses frequency error generated by random phase undulation and gives Max.
讨论了随机相位波动产生频率误差,给出了在测量频率范围内随机相位波动产生的频率误差的最大均方根值误差。
3.
Small frequency error may exist in frequency sources between receiver and transmitter,because of the craft of devices when oven controlled crystal-oscillators of high stability are used in both transmitter and receiver.
机动式多基地地波超视距雷达是一种新型的雷达体制,发射站和接收站均采用高稳定度的恒温晶振作为频率源,但由于器件本身的工艺原因,收发站的两个频率源间可能存在微量的频率误差,这就使得接收站无法准确得到发射信息。
3) error probability function
误差频率<测>
4) Error Character
误差特性
1.
Based on the error state equation of strapdown inertial navigation system,the dynamic and static error character is investigated in this paper.
捷联惯性导航系统动静态误差特性是基于惯性的组合导航系统的主要误差来源。
5) error characteristics
误差特性
1.
The analysis shows some of its error characteristics different from those of the data measured on land,namely,independence,segmented non-normality and can be approximated by higher order auto-regressive(AR) model.
针对航天测量船船载测量设备工程背景复杂、数据产生过程复杂、误差源多的特点,采用三次等距B样条函数作为船载测量数据误差分离工具,对大量原始测量数据误差的统计特性进行检验分析,得出了船载外测数据不同于陆基测量的一些误差特性——非独立性、子段非正态性、需用高阶AR模型描述。
2.
The mathematical model of ECVT(Electronic Capacitive Voltage Transformer) in power system is established,which is used to analyze its error characteristics based on the definitions of transient-and steady-state errors.
建立电力系统中电容分压型电子式电压互感器(ECVT)电容分压器的数学模型,依据电子式电压互感器暂、稳误差的定义,提出运用ECVT电容分压器的数学模型分析ECVT误差特性的思想。
3.
Direc to the application of GPS RTK technology to line measuring the working conditions,data transmission chain,operating speed,operating methods,operating precision,the bias of the antenna phase center of the error characteristics,the base station location error,multipath errors,signal interference,weather conditions and quality control est.
针对GPS RTK技术在线路测量应用中的工作条件、数据链传输、作业速度、作业方法、作业精度,误差特性中的天线相位中心位置的偏差、基准站的位置误差、多路径误差、信号干扰、气象条件及质量控制等问题,结合测量的作业特点,提出了提高RTK作业精度若干方法,论述了RTK技术的优点与不足。
6) error characteristic
误差特性
1.
The structure and error characteristics of CT applied in the high-power laser source;
强激光能源模块电流传感器结构与误差特性
2.
The traditional implementation methods of inverse overcurrent protection such as zonal table lookup method,interpolation method and their error characteristic are discussed.
讨论了传统的反时限过电流保护的实现方法 ,如分区查表法 ,插值方法的实现方式及其误差特性 ;提出了适用于配电网的过电流保护的冷备用方案 ;论述了一种用DSP技术实现反时限特性曲线的新技术 ,提出了在DSP技术下计算动作时限的新方法。
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
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