At the last, we designed a UM71 track signal parameters detecting system base on TMS320F2812, and implemented part functions of the frequency-shift track signal detecting.
最后我们以TMS320F 2812为核心设计了UM 71轨道信号的参数检测系统，并部分实现了移频轨道信号的检测功能。
In electric railway track circuit, the two steel tracks are both transmission line of the track signal and return line for electric locomotive tractive current back to electric substation.
在电气化铁路轨道电路中，两条钢轨即是轨道信号的传输线，又是电力机车牵引电流返回变电所的回流线。
Based on the characteristics of Domestic frequency shift key track signal, this paper presents a kind of appropriate detection method for our national train signal — Time-frequency analysis.
根据移频轨道信号的特点，本文提出了一种适合我国铁路信号的检测方法——时频分析的方法。
Garter snakes detect a chemical signal from earthworms—one of their favorite foods—via the VNO, and they use this signal to track their prey.
束带蛇通过 VNO探测到来自蚯蚓（它们最喜欢的食物之一）的化学信号，然后它们利用这个信号来追踪它们的猎物。
This lava field just north of the Mýrdalsjökull ice cap serves as one of many monitoring sites to track ground deformation that could serve as a signal of an impending eruption of Katla.
这片位于米达尔斯冰盖北部的熔岩原是用来追踪地面形变的监测点之一，这里地面的形变可以被视为卡特拉火山喷发的前兆。
Stackingimproved the signal-to-noise ratio and enabled the researchers to moreclearly track the path and behaviour of each unique signal as it passedthrough the lunar interior.
叠加提高了信号的信噪比，使研究人员能够更清楚地跟踪每一个独特的信号在月球内部传播的路径和行为。
For the problem of signal current bypass with track circuit of rolling stock depot in DC electric traction sections, the paper provides measures to prevent it.
针对直流电力牵引区段车辆段轨道电路中的信号电流存在的迂回问题，提出了在工程设计中的防范措施。
The two rails are not only signal lines of track circuits, but also loop current line of locomotive traction current in electrified railway block.
电力牵引区段的两条钢轨，既作为轨道电路的通道来传输信号电流，又作为牵引电流的回路来传送牵引电流。
The simulation results show that the algorithm can make the antenna array track the signal and efficiently suppress several strong interferences at the same time.
仿真结果表明，算法可以使得天线阵在主波束对准有用信号的同时，有效地抑制多个强干扰。
The article can also be the reference for software programming of microcomputer interlocking station (with track cut point signal).
也可作为微机联锁车站(亦有股道分割点信号机)软件编程时参考。
That the system can stably track targets at lake test shows the signal micro-structure extraction is effective and can be implemented for engineering application.
在湖上试验中，该系统能稳定地跟踪水声目标，这说明信号微结构的提取方法是有效的，适合工程化应用。
Such method could better track channel change and eliminate the noise remarkably in the received pilot signal, and the precision of channel estimation had been improved.
这种方法可以更好地跟踪信道变化，显著地消除接收到的导频信号中的加性噪声，提高信道估计精度。
The foundation of automatic block and cab signal is track circuit.
自动闭塞和机车信号的基础是轨道电路。
The paper suggests a good solution for solving the problem of wrong alarm by DX3 type crossing signal equipment on ZPW-2000A jointless track circuit.
文章对叠加在ZPW- 2000a型无绝缘轨道电路上的DX3型道口信号设备错误报警问题，提出了合理的解决方案。
The large spindly automatons employ advanced sensors and parallax signal tracing dishes to track down targets.
这种细长的大型自动化机械拥有先进的传感器和视差信号追踪天线，以便跟踪目标。
Signal demodulation of automatic block with audio frequency shift modulated track circuits was implemented with phase-locked loop (PLL) technique and a singe chip microcomputer.
利用锁相环(LL)窄带跟踪特性，与单片机结合，实现自动闭塞系统移频信号解调。
Computer simulating results have shown that it is a good method to track and to analyze FH SS signal by using STFT if a proper window function with proper parameter is selected.
计算机模拟结果表明，选择合适的窗口函数类型和窗口参数，利用STFT进行跳频信号的跟踪、分析，可取得较好的效果。
The receiver with FTF adaptive filters can track the amplitude of received signal to form a real-time amplitude estimation.
FTF算法可以自适应地跟踪接收机输入信号的幅度衰减，做出实时地估计。
Computer simulation shows that this method can track the change of signal feature effectively, and it improves performances of the dynamic EP latency change detection methods.
计算机仿真结果表明，这种方法可以有效地跟踪信号噪声特性的变化，且进一步完善了EP潜伏期变化的动态检测方法。
In order to track the desired signal in stable, the sorting and identification processor should be built in the seeker.
为了能稳定地跟踪上特定的雷达信号，必须在导引头中有分选和识别处理器。
The cutter was controlled through NC machining module to work according to machining track, and the signal of strength and temperature was processed by the data gathering and alarming module.
系统通过数控加工模块控制刀具按轨迹加工，并用数据采集报警模块采集和处理力和温度信号。
The extra low electromagnetic wave, wavelet technology, pipe track instrument, DGPS and tracing signal equipment are used to solve the key question of trans-mit-receive and communication.
研究信息融合技术在海底管道维修装置与检测装置间的应用，采用超低频电磁波，小波分析等技术与管线跟踪探测仪、DGPS以及示踪信号探测器等设备解决发射、接收、通讯技术中的关键技术点。
The sound signal is Doppler FM modulated based on the analysis of the moving track of the original source, and then phase modulated according to the interaural time difference.
该方法通过对原始声源运动轨迹的分析，对声源信号进行多普勒调频，并根据耳间时间差对双耳信号进行调相。
The effect of track circuit unbalance current to the signal device in the electrified section and protection schemes are introduced in the paper.
论述了轨道电路不平衡问题对电化区段信号设备的影响及预防处理措施。
So, the pyroelectric sensor that is located on the moving track of the infrared focus is scanned by the infrared focus signal continuously and generates the autonomous sampling pyroelectric signal.
这样，安装在红外光焦点运动轨迹上的热释电敏感元件被红外光焦点不断扫描而产生自主采样的热释电信号。
The monopulse radar receiver is used to track the desired target and the processor to separate and directs the seeker to the target in multiple signal environment.
单脉冲雷达接收机用于对特定目标跟踪。信号分选识别用于在复杂的多信号环境中选择特定的目标，引导导引头对目标的跟踪。
The outputs of the body rate gyros are utilized to remove or decouple the airframe body motion from the gimbal track loop signal.
身体的速度陀螺仪的输出用来消除或从万向分离循环轨道信号的机身机构的议案。
In this paper, we use full pole model to obtain speech signal LPC, then deduce it's LPCC, and we use the LPCC difference to describe speaker's track dynamic movement.
本文应用全极点模型，提取语音信号的线性预测系数，并推导出其倒谱系数，获得线性预测倒谱差分，用以描述说话人声道的动态变化。
In this paper, we use full pole model to obtain speech signal LPC, then deduce it's LPCC, and we use the LPCC difference to describe speaker's track dynamic movement.
本文应用全极点模型，提取语音信号的线性预测系数，并推导出其倒谱系数，获得线性预测倒谱差分，用以描述说话人声道的动态变化。
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