传感器

In this thesis, several kinds of spherical curvature measurement methods are introduced, and the "arch-high and chord-length method" is selected after introduction of the existing methods, and then the novel type of instrument for measuring spherical curvature with the variable ring is developed. In research, the grating sensor, integrated circuits and other new technologies are adopted and integrated. As a result of this, Its specific technical indicator is 0.1um in absolute accuracy, 0.01% in relative accuracy, and 0.001% in repeat accuracy.

本文首先对几种球面曲率半径的测量系统进行了深入的理论分析，在分析了各个测量方法优缺点的基础上，选用了"弓高弦长法"的测量原理，并从理论上推导了本文所述系统的可行性，采用光栅传感器、集成电路等新技术成果，将机械、电子技术、计算机技术以及传感器技术有机结合，研制出一种新型的可变径球面曲率测量仪器。

The design method of the distributed optical fiber SPR sensors is studied and the example is presented too.

同时根据调制层对传感器参数的作用，提出了分布式光纤SPR传感器的设计方法，并提供了设计实例。

The security and reliability of the algorithm were implemented by using statistical hypothesis test for matching the reading sequence of sensors and statistical characters of the data fusion event.

该算法通过检验传感器本地采样值构成的时空相似度与传感器数据融合过程统计特征的符合程度，保证了数据融合路由的安全和可靠。

Second, for removing the influence, we develop the least squares method based on the stereographic projection implemented on a three-dimensional plane. It is described by the expressions:(4.35挆4.39). This method resolves some problem in Multi-sensor alignment on the same platform when the attitude errors are relatively small.

其次为了克服基于二维区域性平面中立体投影所产生的影响，本文推导了基于三维立体投影的最小二乘配准算法，其实现过程见式4.35～4.39，在传感器姿势误差较小的情况下，此算法解决了基于同一平台的多传感器配准中存在的问题。

Compared with the typical sensor, the integrated brain sensor has many advantages such as small volume, low cost, the work consumes the sterigma, fast speed, high re di ability, and high precision, strong function and so on.

和经典的传感器相比，集成化智能传感器具有体积小、成本低、功耗小、速度快、可靠性高、精度高以及功能强大等优点。

The sensor, transducer of the sum classic compare, the integration turns the sensor, transducer of brain to have the solid measure sterigma, cost low, the work consumes the sterigma, partial velocity quick, the reliability higher -, the accuracy higher - and the function strong etc.

和经典的传感器相比，集成化智能传感器具有体积小、成本低、功耗小、速度快、可靠性高、精度高以及功能强大等优点。

For the multi-channel system with multiplicative noises under multi-sensor observation an optimal fusion estimation algorithm is proposed on the conditions that the multiplicative noise is in the form of a general stochastic matrix and the measurement noises of each sensor are correlated with the dynamic noise.

第二，本文针对多传感器观测下的多通道带乘性噪声系统，在乘性噪声为一般矩阵且各个传感器的观测噪声分别与系统的动态噪声同时刻相关的条件下给出了状态最优滤波融合算法、最优固定域平滑算法及最优固定域反褶积算法。

This includes the surface mounted and embedded optical fibre damage detection system, the use of fiber optic strain sensors for monitoring acoustic emission from within composite specimens , and a fiber optic strain rosette for maping the strain tensor within a composite structure.

介绍了光纤传感器在飞行器结构上的应用，包括表面贴装与内埋光纤损伤探测系统，内埋的监测复合材料内部声波辐射的光纤应变传感器及测量复合材料内应变张量的应变计。

Facing to the key problems in computer vision measurement, for example, the method of laser strip image processing, the algorithms of extracting"feature point"of joint, the method of structure light sensor design and so on, comprehensive studies are down on both theory and in practice.

本文在对常用的焊接接头跟踪方法进行系统研究的基础上，选择结构光视觉的方法来检测和跟踪焊接接头；并针对视觉传感器的结构光图象处理方法、焊接接头特征点提取算法和结构光传感器的设计方法等进行了大量的研究，成功地研制出一套多道焊焊接接头跟踪控制系统。

Taking advantage of the excellent properties of nanomaterials, especially the catalysis, adsorption, biocompatibility and high reactivity, and combining the properties of electrochemical biosensors, it is hopeful to make great progress in the development of novel biosensors, subminiature electronic noses and tongues, and even nano-sized sensors.

利用纳米材料的催化能力、吸附能力、生物相容性以及特殊的反应能力，研究其在生物传感器中的功用，对于提出新的测试原理和检测新方法与新技术，发展新型、灵敏的生物传感器具有重要的现实意义。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。