单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,增强现实,AR,增强现实AR,1,Augmented reality(Reality Augmented,referred to as AR),is a new technology developed on the basis of virtual reality,also known as mixed reality.Is provided by the computer system information technology increases the users perception of the real world,the application of the virtual information into the real world,and computer-generated virtual objects,scene or system information superimposed on the real scene,so as to realize the enhancement of reality.,AR,Augmented reality(Real,2,AR英文介绍备课讲稿ppt课件,3,A perfect AR system includes a number of disciplines,including the technology of system display and positioning technology,virtual reality fusion technology and user interaction technology is the basic support technology to achieve a AR system.,Head mounted display,Projection type(display technology),Handheld display,Common liquid crystal display,Display technology of AR system,A perfect AR system inc,4,Tracking and positioning technology,Due to the perfect combination of virtual and real objects,it is necessary to combine the virtual objects into the real world.This process is called registration(Registration).,Therefore,tracking and positioning system AR must be capable of detecting the observer location in the scene,from the perspective of the direction of movement,even the situation,in order to help the system determine what virtual objects,and in accordance with the observers field of view coordinate reconstruction.,Tracking and positioning techn,5,Industrial maintenance field,This is likely to be applied to enhance the reality of the first industry.The marker can be connected to a specific object that is being constructed,and the augmented reality system can describe the image on it.This is a relatively simple form of augmented reality,because the system only need to know the user relative to the location of the object he saw,and do not have to track the exact physical location of the person.,Industrial maintenance field,6,Tourism domain,People in the browse,visit at the same time,through the augmented reality technology will receive through the construction of relevant information,to watch the exhibits related data,.,Tourism domain People in,7,Military field,Augmented reality systems can provide the army with important information about the surrounding environment,such as the entrance to the other side of the building,which is a bit like X ray vision.Augmented reality display can also highlight the armys mobile,so that soldiers can be transferred to the enemy can not see the place.,Military field Augmented,8,Domestic present situation,Our country in the field of AR research started late,research institutions are mainly concentrated in the scientific research units,.,From the domestic published papers,mainly focused on the system application and registration technology,the study of the problem is relatively simple,involving a relatively narrow face,.,北京理工大学,北京航空航天大学,国防大学,浙江大学,上海大学,Domestic present situationOur,9,Some high-tech companies are by constructing augmented reality platform,to achieve more extensive application form,such as Wikitude and Layar,they have an open SDK,Android,blackberry,let iOS 10 and Web(HTML5,JavaScript and developer support CSS)augmented reality module can create cross platform based on geographic location,image recognition,3D animation.,Sounds complicated,in fact,very simple.Whether iPhone,Android or other mobile phone platform,can through the application and a camera to scan the real scene of rich information,you can know about this hotel,the restaurant can see the score,the official information and so on.Of course,creating a huge database is a time-consuming and laborious thing,but we believe that this application will eventually become a reality.,Some high-tech companies a,10,We have recently seen a new concept of application.Samsung recently applied for a game based on Augmented Reality keyboard technology,from the side also confirms the existence of Samsung smart glasses.This technology allows users to wear glasses to see their own hands on the virtual keyboard,as long as the thumb can be used to complete the text input.,Of course,the application of virtual reality on the smart glasses will have some worrying places,such as decentralized our attention or network security risks,so that hackers through this technology to attack users.But we dont have to worry about it for the time being,because people will only use the augmented reality to see things that they are interested in.,We have recently seen a ne,11,AR英文介绍备课讲稿ppt课件,12,