The technology , embed system , has been universally applied in telcommunication , automation and consuming electronic products . it will be applied more widely in near future 嵌入式系统一般指以“应用为中心、以计算机技术为基础、软件硬件可裁剪、适应应用系统对功能、可靠性、成本、体积、功耗严格要求的专用计算机系统” 。
Embedded system is an application - oriented , computer - based , scalable system , which is used extensively in computer systems that have strict requirements on functionality , reliability , cost and power - consumption 嵌入式系统是以应用为中心,以计算机为基础,软硬件可裁剪,适用于系统对功能、可靠性、成本、功耗严格要求的专用计算机系统。
In the past , the parallel processing can only run on the expensive and special computers . along with the cost of pcs and network descending , the distributed parallel computing system is used on the parallel computing widely 从前，并行处理要采用昂贵的专用计算机，随着个人计算机及网络成本下降，现已广泛用分布式网络计算机系统进行并行处理。
Embedded system is a kind of special application - oriented computer system . it is based on computer technology and can meet the strict requirement of function , reliability , cost , volume , and power consumption by adjusting its hardware and software 嵌入式系统是一种以应用为中心，以计算机技术为基础，软硬件可裁剪，适应对功能、可靠性、成本、体积、功耗严格要求的专用计算机系统。
Recently , hardware and software design is rapidly changed and developed along with the growth of embedded , handheld and wireless devices . as a result , a specific computer system , embedded system , comes into being 近年来，伴随着信息家电、手持设备、无线终端等智能设备的飞速发展，相应的硬件和软件也得到长足的发展，嵌入式系统正是在这样的背景下逐渐发展起来的一类专用计算机系统。
The system is mainly made of antenna seat and antenna controller . the antenna seat adopts humorous wave technique and can be directly connected with special computer and achieve numeric control , which has high resolving power of scanning and exact orientation 该系统主要由天线座和天控器两部分组成，天线座采用谐波传动技术，可直接与专用计算机对接，实现数字控制，扫描分辨率高，定位准确。
Embedded system is a special computer system , which is based on computer technology and faced with applications . embedded software and embedded hardware can be adjusted according to the demand of application , and can be satisfied with the criterions of function , reliability cost volume and power consumption of the application system 嵌入式系统( embeddedsystem )是以应用为中心、以计算机技术为基础，软硬件可以剪裁，能满足应用系统对功能、可靠性、成本、体积、功耗等指标的严格要求的专用计算机系统。
With help of the programmability of fpga , a designer can easily use eda to program and download the fpga , and then make the real test and function checking on the test module , saving the long time needed for pcb board design and fabrication . this module is designed as single width 6u vme module , consisting mainly three parts : interfacing with vme bus , input and output and fpga which contains function circuit 利用可编程逻辑电路fpga可以对电路重复编程的特性，设计者只要利用专用计算机开发工具对fpga进行重复编程，把电路功能下载于该插件，而不需重做硬件开发便可以获得具有不同逻辑功能的插件，并对电路进行实际地功能测试，因而节省了许多的设计环节，缩短设计和调试的周期。
Many countries attach more importance to construct access network . embedded system is a special computer system , which is based on hardware design and software development and oriented to application . embedded system is widely used in industry production , procedure control , telecommunication , vehicles , aviation and electronic consumable goods 嵌入式系统是以应用为中心的硬件设计和面向应用的软件产品开发为基础的专用计算机系统，广泛应用于制造工业、过程控制、通信、仪器、仪表、汽车、船舶、航空、航天、军事装备、消费产品等领域。
