Aiming at the trend of techniques and the current state of digital video monitor system , this paper brings forward a scheme of designing digital video intelligent multimedia monitor system with network support , using mpeg4 , artificial intelligence and sensor techniques 摘要針對(duì)現(xiàn)代技術(shù)發(fā)展趨勢(shì)和目前數(shù)字視頻監(jiān)控系統(tǒng)的現(xiàn)狀,運(yùn)用mpeg4數(shù)字視頻壓縮技術(shù)、人工智能技術(shù)和傳感器技術(shù),給出了一種智能的、支持網(wǎng)絡(luò)的數(shù)字視頻監(jiān)控系統(tǒng)的設(shè)計(jì)方案。
With the improvement of internet and sensor techniques , it is an important tendency to combine the smart transducer technology with the internet technology to develop the next generation of sensors , which enables the sensors to own the ability of tcp / ip - based communication at the device level Internet的飛速發(fā)展和智能傳感器技術(shù)的進(jìn)步,將internet技術(shù)與智能傳感器技術(shù)相結(jié)合,使傳感器在現(xiàn)場(chǎng)級(jí)就具有基于tcp / ip協(xié)議的通信功能,這是傳感器重要的發(fā)展方向之一。
Soft sensor technique has greatly developed . soft sensor technique has been studied and discussed in this dissertation deeply . apply multivariable linear regression 、 multivariable step - wise regression and artificial neural networks to establish mathematical model , and realize the advanced process control system in fisher - rosemount deltav dcs 本文對(duì)軟測(cè)量技術(shù)進(jìn)行了深入的研究與探討,在此基礎(chǔ)上利用多元線性回歸、多元線性逐步回歸、人工神經(jīng)網(wǎng)絡(luò)等方法來(lái)建立數(shù)學(xué)模型,并結(jié)合揚(yáng)子石化丁二烯裝置優(yōu)化改造項(xiàng)目,在fisher - rosemount公司的deltavdcs上成功實(shí)現(xiàn)了基于軟測(cè)量模型的先進(jìn)控制系統(tǒng)。
Considering the advantages of mimu ( micro inertial measurement unit ) , such as its low costs , small size , light weight , high integration and reliability , which can bear abominable climate environment and mechanical environment , this paper puts forward a new emulator model for measuring heave height and designs a mimu data collection system based on sins theory and mems ( micro electronic and micro mechanical ) inertial sensors technique 考慮到微慣性測(cè)量系統(tǒng)具有價(jià)格低廉、尺寸小、重量輕、集成度高、可靠性高、能承受惡劣的氣候環(huán)境和機(jī)械環(huán)境等優(yōu)點(diǎn),本文提出了一種基于捷聯(lián)慣導(dǎo)理論的艦體升沉高度測(cè)量算法仿真模型,并設(shè)計(jì)了基于微機(jī)械慣性傳感器的數(shù)據(jù)采集系統(tǒng)。
4 . sensor technology the main content of this section is to present some sensor techniques and measurement devices ( especially tension - compression type sensor , hall sensor , smoke density meter and sound level meter ) as well as their corresponding modulating modules . meanwhile , it has stated the pci - 6024e data acquisition board of ni company , hardware design of the new testing system in structure design and accomplishment in acquisition of external signals ( 4 )傳感器技術(shù)介紹了在該檢測(cè)系統(tǒng)中應(yīng)用的傳感器和檢測(cè)儀的信號(hào)特點(diǎn)(主要是拉壓傳感器,霍爾傳感器,煙度儀,聲級(jí)計(jì))和相應(yīng)的信號(hào)調(diào)理模塊,并同時(shí)介紹了nl公司的6024一e數(shù)據(jù)采集卡,并對(duì)該檢測(cè)系統(tǒng)的硬件進(jìn)行了詳細(xì)的介紹,包括硬件體系結(jié)構(gòu)的設(shè)計(jì),主要討論硬件部分的組成,以及對(duì)外界物理信號(hào)的采集的實(shí)現(xiàn)等。
Martial researches in fiber grating hydrophone have also been developed . with the subjects supported by national nature science fund committee , tianjin science committee , the main contents of this paper are as following : 1 depict generally on the sensor technique , and put emphases on the present situation and development of fiber and fiber bragg grating sensor technique 本論文是在國(guó)家科技部863計(jì)劃項(xiàng)目、天津市科技重大攻關(guān)項(xiàng)目、天津市科委重點(diǎn)基金項(xiàng)目等的支持下完成的,主要研究?jī)?nèi)容有: 1對(duì)傳感技術(shù)進(jìn)行了概要敘述,重點(diǎn)介紹了光纖傳感技術(shù)和光纖光柵傳感技術(shù)的現(xiàn)狀和發(fā)展。
Intelligent transportation system ( its ) is the direction that most taken into account in the international transportation field , it integrates advanced electric technique , information technique , sensor technique and system technique and use them on the ground traffic management on the foundation of rather completed road installations , establishes a kind of real - time , accurate , high - efficient , wide - ranged , all - directional traffic and transportation management system 智能交通系統(tǒng)( its , intelligenttransportationsystem )是目前國(guó)際交通運(yùn)輸領(lǐng)域最受重視的研究方向,它是在較完善的道路設(shè)施基礎(chǔ)上,將先進(jìn)的電子技術(shù)、信息技術(shù)、傳感器技術(shù)和系統(tǒng)工程技術(shù)集成運(yùn)用于地面交通管理所建立的一種實(shí)時(shí)、準(zhǔn)確、高效、大范圍、全方位發(fā)揮作用的交通運(yùn)輸管理系統(tǒng)。
Therefore , the sensor technique is thinked double importance as the top of technique in recent years by domestic and international , and input large quantity manpower , material resources for studing and developping it . the pressure of sensor is abroad applecated among a lot kind of sensor , be abroad used in the the process of control and automation technique in the petrochemical , the chemical engineering , electric power and national defense , and more have got the obvious up - trend in recent years 因此,近年來(lái)國(guó)內(nèi)外都將傳感器技術(shù)列為尖端技術(shù)而倍加重視,并投入大量人力、物力進(jìn)行開(kāi)發(fā)和研究。在眾多種傳感器中,壓力傳感器的應(yīng)用最為廣泛,在石化、化工、電力和國(guó)防等民用和軍用部門(mén)的流程控制、自動(dòng)化技術(shù)等多方面都有其應(yīng)用,而且近年來(lái)更有著明顯的上升趨勢(shì)。