A decoding algorithm based on transform and fast hadamard transform changes the matrix multiplication to the addition , subtraction and position exchanging among the matrix elements , so reduces the demand of the instrument for computer 基于变换和快速阿达玛变换的解码算法，将矩阵乘法简化为矩阵元素间的加、减运算和位置交换，降低了仪器对微机系统的要求。
The new system consists of a single - chip computer system ( at89c51 + psd311 ) and alow power consumed analyzer by applying a new adc chip ads774 , and a dead - time correcting circuit is designed to correct the collecting time 本系统由单片微机系统( at89c51 + psd311 )组成多道缓存，由低功耗模数转换器组成分析器，与微型计算机通过打印并行接口实现数据通讯，并含有死时间校正电路。
Significant investments in dod applications , rapid evolution of microprocessors , advanced sensors , and new techniques have led to new capabilities to combine data from multiple sensors for improved inferences . recently however , interest in wavelets has grown at an explosive rate 另外，由于在军事应用领域强大的发展潜力，微机系统的快速更新换代，更先进的传感器的出现以及新的融合技术的发展，多传感器数据融合的性能不断获得新的提高
It consists of two levels of microcomputer system and is provided with so many advantages such as simple structure , low cost and high reliability etc , that it is one of the best schemes for middle or small scale enterprises to improve their automatic standard of production and administration 该系统采用目前较为先进的分级分布式结构。本系统由上下两级微机系统组成，具有结构简单、可靠性高、投资小的特点，是中小型企业提高生产水平的最佳方案之一。
This thesis probes into design of microcomputer system taking single chip microcomputer as central , anti - interference , security segregate and design of interface circuit etc . furthermore , the option to cycle of sampling various frequencies examine signals is also analyzed and it was utilized in the examine system . thus , the dependability and stability problem of the microcomputer examine system of hydraulic resistance testbed have been solved better , make this test a modern techniques and practibility is good 本文在以单片机为核心的微机系统的设计、接口电路设计、抗干扰技术及安全隔离技术等方面进行了较深入的研究，分析了不同频率检测信号采样周期的选择，并在检测系统中得到了应用，较好地解决了水阻试验台微机检测系统的可靠性和稳定性问题，使得该试验台技术先进、实用性好。
Techniques based on hardware mainly include grounding , shielding , filtering and isolation . measures should be taken to improve the anti - interference ability of i / o channels in pc as well . techniques based on software mainly include all kinds of digital filtering , which is necessary to further reduce the interference into the system 硬件措施主要包括接地、屏蔽、滤波和隔离等，另外还需注意采取措施提高微机i / o通道的抗干扰能力；对进入微机系统的干扰需用数字滤波等软件方法加以抑制。
On the basis of a brief analysis of the state - of - the - art of diesel engine performance monitoring and analysis , this thesis put forward a new scheme about diesel engine monitoring system , which integrate many helpful functions . we have applied this scheme into actuality in dalian locomotive factory , developed a diesel engine testing and analysis system named dmc - 701 本文在分析了国内外柴油机试验台监测控制系统的现状的基础上，结合大连机车厂柴油机试验站的现场实践，提出了一个集柴油机试验参数采集、数据分类存储、性能分析、程序控制与一体的柴油机测试分析微机系统的方案，并将该方案在280zj型柴油机单缸试验台实施，开发了dmc - 701型柴油机单缸试验台性能测试分析系统。
But transfers the oil to put the water station is the oil field production important link , how appropriately chooses , the design safely reliable , the data display accurate , the ease of operation nimble , is advantageous for the maintenance computer observation and control system , guaranteed the oil field measuring appliance , the microcomputer systematic security , is accurate , the steady movement , the optimized control , the realization safety in production and the energy conservation falls consumes , saves the manpower , the physical resource , enhances the working efficiency , and the production management level , is we at present in an oil field production important topic 而转油放水过程是油田生产的重要环节,如何恰当选择设计安全可靠、数据显示准确、操作方便灵活、便于维护的计算机测控系统,保证仪表、微机系统安全、准确、平稳运行,优化控制,实现安全生产和节能降耗,节省人力、物力,提高工作效率及生产管理水平,是我们目前油田生产中的一个重要课题。本论文结合油田转油放水生产过程的实际情况,以及计算机、 plc技术在油田的应用、发展现状,研究了微机测量控制系统的设计方案、检测仪表的选型、信号的传输处理、计算机软件的设计、硬件选择及实现。
Because of the quick development of microprocessor and all kinds of field - buses , distributed control skills applied in microcomputer on - board are becoming possible in order to collect local signals and to drive local objects , at the same time lots of signal wires can be reduced in order to simplify the internal circuits 由于微处理器技术和各种总线技术的迅速发展，使得在车载微机系统中应用分布式控制技术成为可能，以实现信号的本地采集、本地驱动，同时避免大量信号线的往返，可以最大限度的减少、简化机车内部的连线。
Computer units including pc and single chip connected through serial interface were applied widely in industry control , condition measure . these systems almost communicate through rs232 , rs485 or modem . these manners limit deeply situation of the units " application though these economy and practicality 单片机和pc机通过串行接口构成的多微机系统已经广泛应用于工业控制、环境监测等场合，这些系统大多采用rs232 、 rs485或是有线modem的通信方式，虽然很经济实用，但是有线数据传输方式很大程度上限制了其使用的场合。
