通信模擬系統 的英文怎麼說
中文拼音 [tōngxìnmónǐxìtǒng]
通信模擬系統
英文
communication emulator- 通 : 通量詞(用於動作)
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 擬 : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 通信 : communication; communicate by letter; correspond
- 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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On the basis of realizing the fire - control real - time simulation system in the antiaircraft artillery weapon system, this paper designs and constructs the distributed weapon system numerical simulation platform based on ethernet, which uses the simulation technique, network communication technique and virtual reality technique. the platform is used for researching and realizing the antiaircraft artillery training simulator. also, it can be integrated with the actual equipment to construct semi - physical simulation system to make the theoretical validating experiment
本文以實現高炮武器訓練系統中的火控系統的實時模擬為基礎,運用模擬技術、網路通信技術、虛擬現實技術,設計並構建了一個基於以太網的分散式自行高炮武器模擬訓練系統通用數字模擬平臺,既可用於模擬訓練系統的研究和實現,還可和實際裝備集成以組成半物理的模擬系統,進行實際系統的原理性驗證實驗。The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part
本文所作的主要工作及研究成果主要有以下幾個方面: ( 1 )對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究,為建立一個較為完備的自導模擬系統提供了理論基礎; ( 2 )討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響,建立回波信號的數學模型、環境場中的噪聲信號模型(包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等)與海洋混響模型,模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號; ( 3 )深入研究並建立了自導模擬系統的總體框架,給出各個具體功能模塊組成,討論了聲自導系統對信號的時域與空域處理,並結合模擬程序中陣列信號處理模塊,給出固定多通道波束形成的模擬實現過程; ( 4 )根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體,通過網路與控制系統相連,組成完整的魚雷模擬器。In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical
在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同時系統電路配置成中斷響應方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。In order to combine the study of the ds - ss communication system ’ s availably jamming, the whole ds - ss communication system is modeled and simulated, including the modulation of the ds - ss signal, channel transmission, synchronal demodulation of signal and statistic of the bit error rate ( ber )
為結合直擴通信系統的有效干擾研究工作,建立了直擴系統從信號的調制產生,通道傳輸、信號同步解擴解調和誤碼率統計的全過程模擬系統。By picking up actual load on road of car body, use the electro - hydraulic servo road simulating system and the remote parameter cantrol system to iterate, take the iterating control target as an accelerated speed signal of spindle nose, iterate separately the loading spectrums on different road surfaces and finally merge the iterated results to obtain the loading spectrums for tests in the test bench
通過對轎車車身實際道路載荷的採集,採用電液伺服道路模擬系統和遠程參數控制系統進行迭代(迭代控制目標為軸頭加速度信號,對不同路面的載荷譜分別進行迭代,最後將迭代的結果合併) ,得到用於臺架試驗的加載譜。With the objective of developing distributed simulation system of frequency hopping ultrashort communication countermeasure system, the federation architecture and the complex envelop simulation block diagrams of fr transmitter and receiver are presented at first
摘要以建立超短波跳頻通信對抗分散式模擬系統為目的,首先給出了聯邦的體系結構及跳頻發信機、接收機成員的復包絡模擬框圖。In this thesis, the design and implementation of communication countermeasure simulation system based on hla / simulink are investigated with the background of link simulation system for communication countermeasure system in field operations and with the assistant software of kd - hlasimulink toolbox
本文以野戰通信對抗的鏈路模擬系統為背景,應用kd - hlasimulink工具箱軟體,研究了基於hla / simulink的通信對抗模擬系統的設計與實現。This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller
本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上,將通信理論中的直接序列擴頻技術( dsss )用於解決低壓電力線通信的干擾問題,主要研究內容如下: ( 1 )用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析,分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析,驗證dsss技術在本系統中的可行性; ( 2 )由dsss技術對濾波系統的要求,根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路; ( 3 )用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路,構造出低壓電力線載波通信系統,並採用atmel公司的單片機設計了接收和發射電路的微控制器; ( 4 )分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗,並對結果進行分析,驗證了dsss技術對干擾信號的抑制作用。The theory of the simulation is that, firstly put fuze and parts in simulation device in reverse, then fire them in high speed by air gun, and they fly into gun spinning quickly and impact cushion and brass block in it, negative acceleration because of impact is to simulate setback, meanwhile they spin with spin gun when impacting, so spin environment can be simulated, so the simulation system can stimulate setback and spin of fuze in fire
該模擬系統的原理是將引信及其零部件倒置在模擬彈丸中,通過空氣炮以高速發射出去,然後飛入高速旋轉的旋轉管內,與旋轉管內的緩沖塊和黃銅塊碰撞,碰撞而形成的負加速度作為引信發射時受到的后坐,由於碰撞時與旋轉管一起旋轉,模擬引信發射時的旋轉環境,達到模擬引信發射后坐與旋轉環境的目的。In this paper, the relative acknowledge of radar signal simulation system is introduced briefly, at first. then, a general platform is given which is referred to the software radio principle and made up with dsp and fpga
本文簡要介紹了雷達信號模擬系統的有關知識,並在軟體無線電思想的指導下設計了以dsp和fpga為核心的通用雷達視頻模擬平臺方案。Combined with the requirement of spcwt, to reach requirement and performance analysis of the system, a set of digital intelligentized field animation system to be established is cardinal element, all rely on container field technology, based on vc + +
貨場管理信息系統是論文研究的重點,通過系統的需求分析和性能分析,以集裝箱堆場技術為依託,採用vc + +為開發平臺,結合上海港集裝箱股份有限公司提出的需求,建立了一套數字化智能堆場的模擬系統。After implementing digital signaling system into analogue trunking system, we get these improvements : more reliable connection between users, higher speed of connection, and more functions in trunking system. mdc1200 signaling system is one kind of this signaling, which is developed by motorola for improving the performance of its analogue trunking system
模擬集群通信是指它採用模擬語音進行通信,整個系統內沒有數字技術,但后來為了使通信連接更為可靠,模擬集群通信系統也採用了數字信令,使集群通信系統的用戶連接比較可靠,連通的速度有所提高,而且系統功能也相應增多。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。As an up - to - date applied tech, ecu hardware - in - loop simulation system ( ecu hilss ) can be regarded as a tool with integrated software and hardware, which is adaptive for real - time simulation. during debugging, the hilss is connected to ecu directly as a virtual engine, receiving the control from the ecu and sending out the homologous running message of the engine, which reduce the tests and cost of all kinds. besides, operators are provided with a convenient way of conditioning and observing the whole system because of its software controlled mechanism of imparting information
作為一門新興的應用技術, ecu硬體在環模擬系統( ecuhilss )可以看成是一套軟硬體集成的實時模擬工具,在對外部ecu系統進行調試時,它作為虛擬發動機的載體直接與ecu系統相連,接受ecu的控制調節,並向ecu提供相應控制下的發動機實時運轉工況信息,這樣就相應地減少了臺架試驗,在節省各種人力物力的同時縮短了調試時間;此外由於hilss是通過編制軟體來實現各種信息傳遞,它能給操作者提供方便友好的調節觀測環境,從而大大增強ecu調試過程的靈活性和可靠性,消除由於某些試驗因素可能導致的危險性。This paper mostly studied the modeling and simulating of reconnaissance and direction finding system for communication by using hla / simulink simulation platform for communication ew. the purpose is to design reconnaissance federate and jam federate for communication ew simulation system by using hla simulation based on different reconnaissance system for communication and simulation modeling with different jamming mode
本文以通信對抗為背景,採用hla / simulink模擬平臺,研究通信偵察系統與通信干擾系統的建模與模擬實現,在建立對不同體制的通信偵察系統及各種干擾樣式模擬模型的基礎上,設計並實現基於hla的通信對抗模擬系統中的偵察邦元和干擾邦元。The system was developed by setting the function pages, achieving the management of the data transmission and integrating the geographic information system ( gis ) into system to achieve the planar display of the flying track
系統建立各個功能頁面,實現分佈模擬系統內部的實時數據通訊管理,集成地理信息系統實現飛行軌跡二維態勢顯示。( 2 ) develop an urban microscopic traffic simulation system, which involves vehicle generation model, network model, traffic regulation model, signal control model, vehicle action model, route choice model and intersection turning model. ( 3 ) realize and research the method that signal cycle and phases are assigned by the traffic need. when vehicles od is known, this method can be used to decide the maximum traffic capacity of signal - controlled intersection and the evaluation reference of current control method
模型中充分考慮了鄰道車輛對駕駛行為的影響及駕駛員的反應延遲,使模型更符合真實情況; ( 2 )開發了城市微觀交通模擬系統:該系統包括車輛產生模型、路網模型、交通規則模型、信號燈控制模型、車輛行為模型、路徑選擇模型、路口轉向描述模型; ( 3 )在模擬應用中實現並研究了信號燈周期及其相位按交通需求動態分配的方案,提出該項模擬可用於確定在已知od下,信號燈控制路口的最大通行能力,並可作為現有控制方案的評估依據。The paper adopts object - oriented technology, deeply researches the modeling and parameter estimating technique of radio channels on matlab frame. at the present, object - oriented method have been in common use in software design, more in kernel design, but fewer in system simulation design
目前,面向對象的系統設計方法已經成為軟體設計中常用的方法,但它大多數是用在系統內核部分的設計,用在系統級模擬環境,特別是通信模擬系統這種專用系統平臺的設計中還不多見。Finally, complete the system and realize all functions. based on this system, a discrete event system model using general purpose simulation system - gpss is established to validate and evaluating home automation system ' s reliability and performance. according, a lot of experiments, many stimulant examinations are done, and obtained a series of data
在此基礎上,為了驗證家庭自動化系統的可靠性和評判其通信性能,使用通用模擬系統語言? ? gpss對所設計的家庭自動化網路系統建立了離散事件系統模型,並利用此模型進行了模擬試驗,獲得了一系列的試驗數據。This paper also studies the statistics characteristic of signal, clutter and noise after the system disposal, and generates target data and detecting background noise using the simulated system
研究了信號及雜波、噪聲在信號處理之後的統計特性,並通過模擬系統產生了目標回波數據及檢測背景噪聲。分享友人