利用片上箝位电路(ad9200ars、AD9200KST)，可以使交流耦合输入信号偏移到预定电平。
AC coupled input signals can be shifted to a predetermined level, with an onboard clamp circuit (AD9200ARS, AD9200KST).
考虑到短波信道频率偏移的不确定性提出了相关搜索、FFT捕获的信号捕获方案。
Considering the uncertainty of frequency excursion, the scheme of signal capturing of correlate searching, FFT capturing is bring forward.
若开关、互连电缆和测试夹具没有合适的屏蔽，所产生的杂散信号（偏移）将威胁到被测信号。
Without proper shielding of the switches, interconnecting cables, and test fixturing, spurious signals (offsets) may be generated that will compromise the signal being measured.
本文针对有载波偏移的零中频bps K调制信号提出了一种软件解调系统。
The paper presented a software demodulating system of BPSK zero-IF signal containing carrier offset.
为了获得准确的结果，偏移电流技术指标必须小于被切换的信号电流。
To achieve accurate results, the offset current specification must be smaller than the signal current that is being switched.
偏移电流是指在未施加信号时，被测电流在输出上产生的电流。
Offset current is the current generated by the circuit as measured at the output when no signal is applied.
偏移电压被直接叠加到信号电压之上，可以被模型化为一个未知的电压源，与已知信号相串联。
The offset voltage adds directly to the signal voltage and can be modeled as an unwanted voltage source in series with the intended signal.
偏移电流是开关卡产生的杂散电流(即使没有信号时)。
Offset current is a spurious current generated by a switching card even though no signals are applied.
和接触电势一样，由于偏移电流而引起的小电流信号测量不确定度亦可计算获得。
As with the contact potential, the uncertainty added to a small current signal by the offset current can be calculated.
当切换低压信号并进行低电阻测量时，可通过偏移补偿的方法消除热电效应偏移电压。
When switching low voltages while making low resistance measurements, the thermoelectric offset voltages may be canceled by using offset compensation.
上述双重控制可以自动补偿数据输出信号变化率的偏移。
The control circuits above can compensate the excursion of variety speed of data output signal automatically.
最后，基于恢复的单用户训练信号对每个用户的时间偏移进行估计。
Finally, based on the recovered single user training signal, each user 'timing offset can be estimated.
方案利用时频联合估计来得到可靠的信号检测，并从导频符号估计时间和频率偏移。
Based on joint time and frequency offset estimation, a reliable signal detection scheme is obtained by modulated pilot symbols using an m-sequence.
针对信号中有加性噪声的情况，提出两类线性混合系统的自适应偏移算法。
When signals are plus noise, the paper presents adaptive migration algorithm of two linear hybrid system.
通过对地面卫星信号覆盖区内的多普勒频率偏移及不确定性范围的计算，给出了卫星导航系统信号的多普勒频率偏移与接收机位置之间的关系。
By calculating the Doppler shift and its uncertainty in the signal covering area, the relation between Doppler shift and the position of the receiver is obtained.
当信号从原中心频率偏移，信号越来越从设定的发射通道偏移，功率分析仪的功率电平会越来越低。
As the signal is shifted from the original center frequency, the RF power analyzer reads lower and lower power levels as more and more of the signal shifts out of the intended transmission channel.
针对具有大多普勒偏移的直接序列扩频信号捕获问题，提出一种基于快速傅里叶变换(FFT)的多普勒和伪码分别并行搜索的捕获新方法。
Aiming at the acquisition problem of direct sequence spread-spectrum (DSSS) signals with large Doppler offset, a new method based on fast Fourier transform (FFT) is proposed.
作为一个简单的实验可以用大胆一些滤波器来产生信号的直流偏移。
As a quick experiment you could use Audacity with some filter to generate a signal with a DC offset.
二进制偏移载波(BOC)是已达成协议的用于下一代全球导航卫星系统(GNSS)信号的调制方法。
Binary Offset Carrier (BOC) is the agreed modulation for signals of next generation Global Navigation satellite systems (GNSS).
多普勒不仅造成宽带水声通信信号的载波频率偏移，而且引起码元符号的展宽或压缩。
Doppler effect causes not only carrier frequency offset, but also symbol expansion or compression for wideband acoustic communication signal.
雷达测速仪是利用多普勒测速原理，获得运动目标的频率偏移信号。
Police traffic radar USES the theory of Doppler speed detection to measure the offset of the frequency.
滤波后信号幅度的衰减比较小，没有像高通数字滤波器滤波后能谱峰的中心位置有明显的向左偏移现象。
The amplitude of signal filtered declined light not liked that the center position of energy spectrum moved to the left obviously used the highpass filter to filter.
通过一个实例，给出了激光测振仪信号处理电路直流增益和直流偏移指标不确定度分析和评定结果。
In an example of experiment, the analysis and uncertainty evaluation results of both DC gain and offset of LDV by using the method in this paper is presented.
它可以通过改变信号的类型、频率、幅值、偏移量等参数值求取对应的周期信号和随机信号的幅值特征值。
Through changing some parameters such as type, frequency, amplitude, offset, and so on, it can get the amplitude eigenvalue that corresponding with the cycle signal and the stochastic signal.
为了估计和补偿小数像素的偏移量，必须对图像信号进行内插。
In order to estimate and compensate fractional pel displacements, the image signal has to be interpolated.
随着电压VCTR改变，VCO 104改变VCO输出信号的频率，使得当pll 100处于锁定模式时引起脉冲偏移和增大的输出抖动，如图中虚线202所示。
As the voltage VCTR varies, VCO 104 varies the frequency of the VCO output signal, causing phase offsets and increased output jitter when PLL 100 is in lock mode, as shown by dotted line 202.
RAM地址生成单元，被配置为基于偏移选择信号而生成与该ROM读取地址对应的RAM读取地址；
The RAM address generating unit generates a read RAM address corresponding to the read ROM address based on the offset select signals.
记录笔根据信号变化按比例偏移，从而生成圆形图表。
The pens are deflected in proportion to the varying signal resulting in a circular chart.
记录笔根据信号变化按比例偏移，从而生成圆形图表。
The pens are deflected in proportion to the varying signal resulting in a circular chart.
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