通行信號 的英文怎麼說
中文拼音 [tōnghángxìnháo]
通行信號
英文
right of way signal-
It emphasizes on the analyse of using syntony demodulation technology to final the long - distance coming train. at the same time, it gives a preliminary analyse in the signal for different cases, takes a research on the identified technology for the coming train, designs and assembles the hardware and software of this system. all of them have got past the test on the spot and got a satisfying result
課題中的關鍵是如何得到列車運行信號的特徵規律,在本文中對這些列車接近信號的一些分析方法作了介紹,著重分析了採用共振解調技術發現遠程來車的信號,同時針對不同情況下的信號進行了初步分析,研究了來車的識別技術,並對系統的軟硬體進行了設計和組裝,通過了現場試驗,得到了令人滿意的結果Overtaking. besides, this thesis also presents fuzzy - based multi - phase intelligent signal control strategy according to the deficiencies of present traffic signal control system and the research of fuzzy traffic signal control, this signal control strategy focuses on the single junction signal control problem, though imitating the ways of traffic police managing the traffic, it has the ability of intelligent phase changing and controlling in the light of the real traffic flow, the simulation result shows : in two - and multi - phase conditions, the average vehicle delay is reduced by 15 % and by 27 % compared with the general fuzzy control method
此外,本文還根據目前交通信號控制方法的不足以及現有的運用模糊控制技術進行交通信號控制研究上的欠缺,提出了基於模糊控制的多相位智能擬人信號控制策略,該控制策略以單交叉口的信號控制為研究對象,通過模擬交通指揮者實際進行交通控制的特點,使控制系統能實時根據各相位車輛的多少進行信號的智能控制,模擬結果表明:與普通模糊交通信號控制方法相比,在兩相位與多相位的模式中可分別減小平均停車延誤平均15和27 。The control method was introduced and the hardware of the controller was designed. the controller uses the 89c52 and 89c2051 as the main control unit and produces the on and off and angle signal of each phase. combined with protecting signal and current chopping signal, it can control the igbt on and off
介紹了srd的控制方式和本系統所採用的控制策略,對控制器的硬體電路進行了設計,控制器以89c52和89c2051雙cpu為主控單元,採用模糊調節,發出相通斷信號和角度信號,並和電流、電壓等保護信號以及斬波信號相結合,實現對主功率元件的通斷控制。American movie theater owners faced with falling attendance are considering asking federal authorities for permission to cell phone reception in an attempt to stop annoying conversations during films, the head of the industry ' s trade group said. industry leaders at the showest conference for theater owners in las vegas want to find ways to win back crowds
美國影院行業協會的負責人表示,為阻止觀眾在看電影過程中接聽電話干擾他人,影院業主目前正考慮請求聯邦通信委員會允許影院對手機接聽進行信號干擾,以改善影院觀眾不斷減少的狀況。Two youths are seen using a motorola mobile device in an undated file photo. american movie theater owners faced with falling attendance are considering asking federal authorities for permission to jam reception in an attempt to stop annoying conversations during films, the head of the industry ' s trade group said
美國影院行業協會的負責人表示,為阻止觀眾在看電影過程中接聽電話干擾他人,影院業主目前正考慮請求聯邦通信委員會允許影院對手機接聽進行信號干擾,以改善影院觀眾不斷減少的狀況。American movie theater owners faced with falling attendance are considering asking federal authorities for permission to jam cell phone reception in an attempt to stop annoying conversations during films, the head of the industry ' s trade group said. industry leaders at the showest conference for theater owners in las vegas want to find ways to win back crowds
美國影院行業協會的負責人表示,為阻止觀眾在看電影過程中接聽電話干擾他人,影院業主目前正考慮請求聯邦通信委員會允許影院對手機接聽進行信號干擾,以改善影院觀眾不斷減少的狀況。Secondly the detection precision is only related to the synchronization phase but not to the amplitude of the mainline voltage because that it uses the optimized pulses synchronous with the mainline voltage as modulation signals. thirdly it decreases the requirement of the input low pass filter and eliminates the error resulting from the direct component and even harmonics of load current. the most significant merit is that it can eliminate the effect of a few low order odd harmonics and the detecting circuit is easy to be implemented
模擬和實驗結果表明該方法的主要優點有:不需使用乘法器進行信號調制,調制信號採用與電網電壓同步的優化特定脈沖,其檢測精度只與同步相位有關,而與電網電壓幅值無關;降低了對輸入低通濾波器的通頻帶要求,直流和偶次諧波分量對檢測精度沒有影響;突出的優點是可以消除有限個低奇次諧波對檢測結果的影響。A data acquisition and analysis system of insect acoustic signal ( daasias ) with friendly interface, simple operation and multifunction was developed. it could sample and analyze insect acoustic signals in real time. by daasias both observing insect behavior and analyzing signal could be conducted at the same time
以往昆蟲鳴聲信號是記錄在磁帶上,分析時通過回放磁帶的錄音,在示波器、頻譜儀或聲譜儀等聲學儀器上進行信號分析,結果磁帶的多次回放常會引起信號的失真,並難以對信號作進一步的編輯處理;分析儀器不但價格昂貴、體積較大,而且很難實現昆蟲聲行為觀察與信號分析同步,更不適合野外工作。Based on the analysis of the working principles and the circuit features of the air - condition controller, the circuit is described by the logic signal, and according to the fault features of the components and some rules the number of sample is decided
在系統的分析了空調控制櫃的工作原理和電路特點的基礎上,選擇了電路的通斷信號對電路狀態進行描述,並根據電路元件的故障特點和一定的原則確定了采樣點數目。The control method is introduced and the hardware of the controller is designed. the controller uses the tms320lf2407 of ti company as the main control unit and produces the on and off and pwm signal of each phase controlling the igbt on and off
介紹了srd的控制方式和本系統所採用的控制策略,對控制器的硬體電路進行了設計,控制器以ti公司的tms320lf2407為主控單元,發出相通斷信號和pwm信號,實現對功率元件的通斷控制。The theory of laplace wavelet was analyzed. a correlation filtering approach was introduced using the laplace wavelet to decompose a signal into impulse responses of single mode subsystems. modal parameters can be estimated by correlation filtering signal with laplace wavelet
分析了laplace小波的理論,研究了利用laplace小波將系統響應信號分解成為單模態系統沖激響應的相關濾波方法,並通過信號與laplace小波族的相關濾波進行了單模態和多模態系統的模態參數估計。When pedestrians have the walking signal, cars must yeild to them
行人有通行信號時,車輛必須讓行。Magnetic marker buried in the road can be used as navigation signals, this signals are collected by build - in - vehicle sensor and are sent to the build - in - vehicle computer, the computer processed and sent instruction or command, automatic running of driverless vehicles can be realized by the steering wheel servo mechanism which connects with step motor
通過埋設在道路上的磁軌釘作為車輛控制的誘導信號,由車載傳感器進行信號的採集,把採集到的數據信息傳送到車載計算機中,通過車載計算機的處理,發出執行指令,利用步進電機連接的方向盤伺服機構以實現車輛在無人駕駛的情況下保持車道的正常運行。The system can control data acquisition, processing and display in computer, to meet the demand of vibration measurement and analysis
該系統在計算機上通過軟體控制數據採集、進行信號處理分析並顯示結果,能滿足實際振動測試分析的需要。In recent decades, people have made a research in single channel deconvolution problems, for example, the traits, fast algorithm of deconvolution results and process for error. they proposed many methods, such as inverse filter algorithm, z transform algorithm, dfs algorithm, l2 algorithm, recursion algorithm
幾十年來,人們對單通道信號卷積反演問題如反卷積解的性質、解的快速演算法及對誤差的處理等進行了深入的研究,並取得了不少的成就,如逆濾波法、 z變換法、遞歸法、 dfs法、最小平方法等。The purpose is to develop the general software which controls the signal processing platform. the real - time signal processing software controls all the hardware resources and software tasks, and it also manages the communication of the signal processing platform including the communication of the multi - processors and the communication between dsp and host processor
主要目的是實現一個通用的軟體平臺,負責信號處理平臺的控制和管理,進行信號處理平臺硬體資源的分配、軟體任務的調度和管理以及多處理器之間、主機與多處理器之間的通信任務的管理等。Bus priority signal
公共汽車優先通行信號Railroad engineers, not traffic engineers, should be credited for the lives saved in the interim, by their system of coding warning signals red, yellow, and green
用亮燈作為通行信號,其明亮的燈光跟一般街頭的路燈差別不大,跟太陽光的閃爍差別也不大,路燈及太陽光都可能被誤認為是通行信號。The whole system is divided into several modules and each module is connected by signals, which based on the arithmetic of spwm and the requirement of design. the module design is to design inner circuit structure of each module and uses verilog language to code the synthesizable and reusable code. the functional stimulation uses the nc - verilog of cadence
系統設計是基於spwm的實現演算法和設計指標要求,對系統劃分模塊和對各個模塊進行信號連接;模塊設計是設計每個模塊內部電路結構,並用verilog語言編寫可綜合可復用代碼;功能模擬使用的工具是cadence的nc _ verilog ,首先對每個模塊進行功能模擬,模擬通過之後,把所有模塊代碼組合在一起,構成整個系統代碼,在外部輸入埠加激勵,對整個系統進行功能模擬。Aim at the development of the software radio in generalization, standardization and modularization, a waveform synthesis solution based on direct digital frequency synthesis is developed
針對國內外軟體無線電技術對通用、標準、模塊化的硬體平臺的需求,本文提出了一種基於直接數字頻率合成原理進行信號數字域調制的波形合成器設計方案。分享友人