为了提高系统的运算精度和速度,采用定点DSP芯片TMS320 VC 5402进行计算和控制,以快速准确测出真北方位角。
In order to improve systematic operation precision and speed, adopt fixed DSP chip TMS320VC5402to calculate and control, and measuring northern direction Angle corner accurately fast.
根据数字类型以及是否存在精度说明符,数字会转换为固定点或科学记数法的最紧凑形式。
The number is converted to the most compact of either fixed-point or scientific notation depending on the type of the number and whether a precision specifier is present.
为了提高整个设计模块的控制精度,采用16位定点运算的方法进行PID控制器的设计。
In order to improve the precision of the control modules, use 16 fixed-point of computing the PID controller of the design, and optimize the design.
但是用定点器件实现时,在有限的精度运算中,可能出现不稳定现象和发生溢出。
But it will be occur of instability and overflow as result of operation of the finite precision.
本文介绍了洞室定点高精度地应变仪网络化的实现过程,并给出了应用实例。
This essay emphasized the implementation of intellectuality and network of the high precision ground strain gauge and presented examples of application.
结果表明,若仅是为了测定点的垂直位移的高程速率,增加重力测量数据后对形变分析的精度增益十分有限。
Itturns out that the accuracy increase is quite limited by using gravity observation to analyse vertical deformation, if the aim is only to determine point vertical displacement and its velocity.
类似地,在没有本地定点或双精度浮点数支持的平台上,实现必须模拟这些类型。
Similarly, on platforms without native support for fixed-point or double-precision floating-point Numbers, implementations must emulate these types.
给出了定点计算三角函数、开平方等初等函数的误差分析,并对该算法进行了改进,使计算精度达到火控总体的要求。
Also the error analysis of elementary functions, such as trigonometric and square root functions for fixed point computing, is given.
示范80气动调节功能,小于0.1“水柱,非常低的消费,控制精度高灵敏度,以维持设定点无论供应压力的变化。”
The Model 80 pneumatic regulator features control sensitivity of less than 0.1 "water column, very low consumption and high accuracy to maintain the set point regardless of supply pressure changes."
精度可以提高通过舍入而不是删除从真正的定点时,或允许更多的位小数部分。
The accuracy can be improved by rounding instead of truncating when converting from real to fixed-point, or by allowing more bits for the fractional part.
本文分析了用双字节定点整数运算进行插值计算所能达到的计算精度,并列举了两个计算实例。
This paper analyses the computing accuracy of linear interpolation obtained with double bytes integer operation, which is illustrated by two examples.
标定点数据的精度直接决定了标定结果的精度。
The precision of the data of calibration points is crucial to the calibration result.
随着适当增加标定点,标定精度还可以进一步提高。
Calibration precision could be improved with increasing the calculated calibration points.
飞行器制导精度评估,特别是航天器的姿态与定点控制、落点预报等,都离不开高精度的外弹道测量数据。
Assessing the accuracy of guidance system, especially controlling of missile's attitude and station keeping maneuver and landing point forecasting all rely on the reliable trajectory measurement.
系统在10分钟内(从发射车进入阵地定点至能给出“瞄准好”信号的时间)无依托瞄准总精度为1.5 '。
The total unsupported pointing accuracy of the system is 1.5arcmin within 10 minutes time from vehicle entering into the l...
它提供0.025防扩散精度最高的供应压力的影响,不论持有设定点供应的波动。
It delivers accuracy with 0.025 psi Max supply pressure effect to hold setpoint regardless of fluctuating supply.
系统在10分钟内(从发射车进入阵地定点至能给出“瞄准好”信号的时间)无依托瞄准总精度为1.5 '。
The total unsupported pointing accuracy of the system is 1.5arcmin within 10 minutes time from veh...
浮点数的表示精度要比定点数高的多。
经过工业现场的应用表明,这种方法可以在减少标定点的基础上,确保曲线的拟合精度,保证测量精度。
The result of the industrial application shows that the method may ensure fitting precision and measure accuracy based on…
经过工业现场的应用表明,这种方法可以在减少标定点的基础上,确保曲线的拟合精度,保证测量精度。
The result of the industrial application shows that the method may ensure fitting precision and measure accuracy based on…
应用推荐