channelize造句
例句与造句
- Channelized receiver with poly - phase filters is an appropriate solution . in this thesis , the design and implementation of channelization processing are studied systematically . meanwhile , we put forward a new implementation method and get some conclusions and achievements
本文结合具体的研究项目,对基于多相滤波的数字信道化接收机中的信道化处理进行了系统的研究,并提出了一种新的实现方法,取得了部分研究成果。 - And designed a program used by this method to design a filter . the result complies with the analytic result . at the end of this paper , according to the project of airline broadcast , the author designd filter with high rectangular factor , five channelizing filter banks , saw programmable correlator implemented with multiplayer muti - chip technology , saw resonator
本文的最后，结合某航空直扩数传电台的工程要求，设计了高矩形系数的前置滤波器、声表面波滤波器组、采用多芯片组装厚膜工艺技术的声表面波可编程相关器和声表面波压控振荡器，完成了解调解扩单元的硬件设计。 - As the modern highway transportation characterized with high speed , high traffic density , heavy load and channelized traffic , the technology of asphalt pavement have been changed greatly and many methods had been developed to improve the performance of asphalt pavement , such as the superpave ? , the technology of modified asphalt , the sma , etc . . among them , the fiber strengthened asphalt pavement is a successful alternative both domestically and overseas
为了适应现代交通速度快、交通密度大、轴载重、渠化交通明显的特点，沥青路面技术发生了较大的变化，高性能沥青路面superpave ~ ( tm ) 、改性沥青技术、 sma等得到了应用，而纤维沥青路面以其技术性能优良、经济上合理等特点受到人们的关注，具有广阔应用前景。 - The paper gives a kind of fft channelizing scheme used in the item , by analyzing different methods of reconnaissance and jamming for hopping frequency communication . and the paper gives a kind of design of frequency synthesis system on the basis of fpga and dds technology , and fpga is used to control the dds chip to produce different jamming signal
文章通过对目前各国正在研究使用的几种跳频通信侦察方案以及通信对抗中所用的各类干扰方式的介绍与分析比较,提出了一种在本实验系统中应用的fft -信道化侦察测频方案,并在此基础上设计了一种基于fpga和dds技术的频率合成模块,采用fpga控制dds芯片产生各种干扰信号。 - Now , there are four evaluation methods in this field , every method has its advantages and shortages and most of them are established based on highway . high weight communication , great loads channelized traffic and high speed is the expressway ' s feature , there is great difference in the development law between highway and expressway . we will get some unfitness result by using those evaluation methods to evaluate expressway
目前国内外常用的四类路面使用性能评价方法中回归法评价结果与实测数据相关性不太理想，系统分析法客观性不强，灰色理论法存在一定的主观经验性，其它一些方法还处于研究阶段；而且这些方法都是基于普通公路建立，高速公路具有交通量大、汽车轴载重、交通渠化和行车速度高等特点，路面使用性能的特点和发展变化规律与普通公路存在较大差异。 - It's difficult to find channelize in a sentence. 用channelize造句挺难的
- Consulting relevant reference and related theories in software radio , this thesis is working on technologies of digital channelized receivers , including the theories on a / d sampling , digital down converter , multi - velocity signal processing , polyphase filter and uniform dft filter bank
本文针对电子侦察系统数字化实现,对数字式信道化接收机的相关技术进行了研究:包括a / d采样的理论、数字下变频相关理论、多速率信号处理的理论、多相结构优化抽取滤波、均匀dft滤波器组。 - The channelized digital receiver based on srd is the electronic equipment , which can be used in communication and military affairs , because of its excellence on wide band frequency coverage , digital processing , software programming , high dynamic range , receiving signal with all probability , simultaneous signal detection and so on
基于软件无线电思想的信道化数字接收机是一种即可用在通信领域也可用在军事领域的电子设备,具有大带宽、数字化、软件化、大动态范围、全概率接收、多信号同时处理等优点。 - This dissertation investigates primarily the channelized receiver ’ s application in electronic reconnaissance , and puts forward a project of the wideband signal reconstruction system including 4 - band efficient channelized receivers and a project which is 8 - band efficient digital channelized ifm receiver , then testifies them with simulation
文中重点讨论了信道化数字接收机在电子侦察中的应用,提出了基于数字信道化高效结构的4信道重建系统方案和8信道ifm接收机方案,并通过系统仿真论证了方案的正确性。 - The main achievements of the dissertation are included : ( 1 ) the limitations of the traditional channelized reconnaissance receivers indicate that it cannot be used to receive the ultra - wide radar signal . it is pointed that the ultra - wide receiver must satisfy ultra wide monitoring band , high sensibility , wide dynamic range and almost real - time response
论文主要工作如下: ( 1 )分析了多种传统信道化接收机的结构性能,及其在超宽带信号接收中的局限性,指出超宽带信道化接收机必须满足实时性、高灵敏度和大动态范围等性能。 - It points out that the signal which is located on the edge of filter is changed but still keeps the characteristics of lfm signal , so traditional lfm signal parameter estimation algorithms can be used . ( 3 ) the effects of parameters of analog - digital channelized receiver on lfm signal parameters estimation are discussed
( 2 )对超宽带线性调频信号通过信道化之后的频谱结构变化进行了定性的分析,指出超宽带线性调频信号在通过信道化之后,其位于信道边缘的部分发生了较小变化,但仍具有线性调频信号特征。
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