利用简易被动声传感器阵列进行直升机目标定位。
A simple practical implementation of positioning system with passive acoustic sensor arrays for localizing helicopter was presented.
与同类光纤声传感器相比,有更高的声光转换效率。
Compared to available fiber optic acoustic sensors, this sensor gives more efficient output induced by acoustic pressure.
提出了一种被动声传感器网时延概率定位的综合处理算法。
A passive acoustic sensor network time-delay probabilistic localization algorithm is present in this paper.
基于微分干涉仪原理,建立了一套新型光纤声传感器系统。
Based on the principle of the differentiating interferometer, a novel optical fiber sound sensor was presented.
因此定位算法及其实现技术是声传感器网络的核心技术之一。
So the orientation algorithm and its implementation is one of kernel technique of the acoustic sensor network.
设计了一种以多晶硅薄膜作为振动膜片的电容式硅微声传感器。
A capacitive micro-acoustic sensor with a polysilicon film as diaphragm was designed in this paper.
文中所得结果,为有关液体声传感器结构的优化设计奠定了基础。
The analysis results in this article lay a foundation for optimizing design of liquid sensor structure.
组合ETFE突出的力学性能,使其有望作为驻极体声传感器的储电振膜。
In combination with its excellent mechanical property, it is possible that ETFE is used as electret diagram of the electret microphone.
建立了一种平面波声被动定位模型,利用简易被动声传感器阵列,分析并设计了定位系统的总体结构。
It establishes a planar wave acoustic passive localization model, and designs the general structure of the position system using simple passive acoustic sensor arrays.
实验表明,采用该集成化结构设计的硅微声传感器,具有高的Q值、高的信噪比及很强的抗干扰能力。
The detail of the production is described. The experiment results show that the micromachine sound sensor with the integral structure is one with high Q-factor, hi…
分析了兰姆波对液体密度变化的敏感情况,提出了一种基于兰姆波技术的测量液体密度微小变化声传感器。
The sensitivity of Lamb wave was analyzed and the working theory of a novel density sensor for liquid based on the Lamb wave technology was presented.
传感器设备并不限于RFID,可以包括环境传感器、位置传感器、光学传感器、声传感器和其他很多种类的传感器。
Sensor devices are not limited to RFID, and can include environmental sensors, location sensors, optical sensors, acoustic sensors, and many others.
介绍了一种采用动反馈式扬声器的管道有源自适应噪声控制系统,系统中动反馈扬声器既作为有源消声系统的执行元件,也作为检测控制效果的声传感器。
An active adaptive noise control system in ducts is proposed, which adopts a motional feedback loudspeaker not only as an noise controlling actuator but also as a detecting sensor.
声表面波(SAW)传感器能将被测量转换成容易检测的频率信号,即一种准数字信号的输出。
The surface acoustic wave (SAW) sensor can transform the measured object into frequency output, viz a kind of digital signal output.
这些坚固的立体声耳机功能的领口适合和舒适的最佳人体工程学领口和垂直传感器系统。
These rugged stereo neckband headphones feature an ergonomic neckband and vertical transducer system for an optimum fit and comfort.
以工程常见四端位移为零的振动板为例,提出一种新的压电式传感器的设计方法测量第一阶声辐射模态伴随系数。
With the examples of the pinned-pinned plate, a new piezoelectric sensor design is presented to measure the first adjoint coefficient of radiation mode.
文章详细介绍了无源无线轮胎压力监测系统中的声表面波传感器工作原理、回波信号组成、数字信号处理和软件开发方法;
The paper introduce the theory of surface acoustic wave sensor, the digital signal treatment, the method of soft design in the passive and wireless tire pressure monitoring system in detail.
针对含磷毒气快速检测问题,以自制的杂化酞菁钯-聚苯胺为敏感膜材料,设计了一种双信道声表面波(SAW)传感器。
Aimed at the problem of quickly detecting phosphorus-containing toxic gas, we used home-made hybrid PdPc-PANI as the material for sensitive film and designed a binary channel SAW sensor.
利用矢量传感器在低频段的良好特性,实现了小尺寸声阵条件下的高精度目标DOA估计。
With the perfect characteristics of acoustic vector sensor in the low frequency band, accurate DOA estimation is achieved with small array size.
研究了用地面声阵列传感器进行低空飞行目标跟踪问题。
The problem of using sound array sensors to track low altitude flying target is studied.
在此背景下,本文尝试综述声矢量传感器信号处理研究的当前进展,如信号检测、DOA估计、波束形成等。
Under this background, we try to review recent progress in study on acoustic vector sensor signal processing, such as signal detection, DOA estimation, beamforming, and so on.
声表面波(SAW)加速度计就是近年来许多国家重点研究的一种高性能、低成本的传感器。
SAW accelerometer which is researched by many countries in recent years is a kind of high performance, low-cost sensor.
力矩激励器是一种新型传感器,用于研究结构声转动自由度的特性。
The moment actuators, as a new transducers, are used to measure the performance of the structure borne sound on the rotational degrees of freedom.
本论文研究了一种基于矢量传感器的被动声定向系统。
In this paper, a passive acoustic direction system based on vector sensor for underwater targets is proposed.
实验结果表明这种声辐射模态传感器的设计是可行的。
The experimental results show that this new type of radiation mode sensor is available.
本文通过其他测温技术的比较和理论分析,阐述了无源无线声表面波传感器的工作原理和优点。
By other messuring temperature techniques comparison and theoretical analysis, the principle and advantages of the passive wireless SAW sensor was discussed.
气体传感器的优点有响应时间快、恢复时间短,性能稳定,噪 声低,灵敏度高,适合于规模化的工业生产。
The ITO nanometer line has excellent gas sensing characteristic and the gas sensor has short response time, short restoring time, high sensitivity and other advantages.
来自这些传感器的输出是改行装甲电缆控制箱和一个8声道图表记录。
Output from these transducers was routed via armored cables to a control box and an 8-channel strip chart recorder .
介绍声表面波(SAW)气体传感器原理及其信号处理电路原理,重点设计了传感器的频率检测电路。
The principle of SAW gas sensor and signal processing circuit is discussed, especially a circuit of frequency measurement is designed.
声矢量传感器是一种新型传感器,它可以空间共点,同时测量声场中的声压和振速信息。
The acoustic vector hydrophone is a new type sensor, which can simultaneously measure the pressure and particle velocity of the same point in acoustic field.
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