等信號臺 的英文怎麼說

中文拼音 [děngxìnháotái]
等信號臺 英文
equisignal station
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 號Ⅰ名1 (名稱) name 2 (別號; 字) assumed name; alternative name3 (商店) business house 4 (...
  • : 臺名詞(指臺州) short for taizhou (in zhejiang province)
  1. With the established rf front - end system simulation platform, adding the digital modulated baseband signal, this paper simulated the multifold digital modulated signal ’ s transmission, such as 2ask, qpsk, and 16qam. then researches of power compression and phase noise of local oscillation influence the bit error ratio for different modulated system. the designing is satisfied multifold functions request with the high - powered and integrated broadband rf front - end

    隨后在建立的寬帶射頻前端通用模擬平上,加入基帶數字調制,對多種數字調制格式的在該通用平上的傳輸作了研究,模擬了2ask 、 qpsk和16qam調制格式的發射與接收,研究了功率壓縮和本振相位噪聲對不同調制的誤碼率影響,實現了滿足多種功能要求的寬帶高性能綜合射頻前端的設計。
  2. The motion carriers such as the automobile, trains, war vessels, the plane and so on, are in flux by their position and azimuth, if want kepting satellitic message and taking over satellitic signal, must adopt the platform system of tenaclous tracking satellite antenna

    汽車、火車、艦船、飛機運動載體的位置和姿態不斷的在變化,要保持與衛星的通訊聯系和接收衛星視頻,就必須採用衛星天線穩定跟蹤平系統。
  3. For example : the high frequency digital oscilloscope, the appropriative debugging, tests computer, eprom read - write, the multimedia computer video frequency signal generating device, the digital camera, dmm, weatherometer, the wave ridge welding machine and so on

    如:高頻數字示波器專用調試測試電腦eprom讀寫器多媒體電腦視頻發生器數碼相機數字萬用表器件測試老化波峰焊機
  4. In this project, the kernel chip is xc2vp4, which is a platform fpga manufac - tured by xilinx co. ise7. 1i foundation which is the latest and integrated eda devel - oping tool is used in the software developing. modelsim se6. 0 and ise simulator are the simulation tools. synplify pro8. 1 and xst are the synthesis tools

    本課題硬體採用xilinx公司xc2vp4平級fpga為核心控制晶元,軟體採用xilinx公司最新集成化eda開發工具ise7 . 1ifoundation ,模擬工具modelsimse6 . 0 ,綜合工具synplifypro8 . 1設計完成,高速電路採用lvds進行連接。
  5. Summarize : multi - input, can be used cooperate with various sensors / transducers, measure 、 display and alarm control the physical quantities such as temperature 、 humidity 、 liquid level and flux # 118alues and transform them to export, can read and write all parameters via the computer through serial communication, besides it can offer 24vdc power supply for 2 - wire transducers, four - bit led displaying, the multi - segment curve correcting function is selectable, one meter can equip four alarm relay outputs 、 one transform ( or communication ) output and one equipped power supply outputs

    萬能輸入,可與各類傳感器、變送器配合使用,實現溫度、濕度、壓力、液位、流量物理量的測量、顯示、報警控制和變送輸出;通過串列通口,可在上位計算機中實現全部儀表參數的讀寫;還可為兩線制變送器提供24vdc電源; 4位高亮度led數字顯示;對輸入有多段折線修正功能可選;一儀表最多可配4個報警繼電器輸出、一路變送(或通)輸出和一路配電輸出。
  6. The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering

    本文從星載雷達的星地幾何關系入手,舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型,研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方法,並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體,完成雷達系統天線尺寸、脈沖重復頻率、帶寬、雷達數據率、雷達發射功率、衛星平的偏航牽引幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析,最後完成雷達回波的模擬。
  7. First, the nonlinear ls problem without constraint is converted to that subjected to inequality constraints by putting constraints on the do as of the received signals and toas of the first arrived signal with geometrically based single - bounce ( gbsb ) statistical channel model and cost - 207 model. then, a penalty function is used in the estimation of ms position

    首先,用基於幾何結構的單次反射圓模型和cost - 207模型,對期望定位用戶的各條多徑的波達方向和最先到達多徑的時間進行約束,將傳統的解無約束的非線性最小二乘定位問題或近似線性最小二乘定位問題轉化為解不式約束的非線性最小二乘定位問題;然後,用內點罰函數法估計移動的位置。
  8. At present, the most of vtr which are used in watch - control occasion for speciality are short of a uniform control - check - alarm system, which brings on the discommodiousness of operation and the user can not know the time of occurring a fault, which reduces the reliability of the watch - control system. therefor, at first, i carefully analyze the servo theory of the vtr which had been produced by chmavc with k mechanism to find out the work rule of the control signal ; second, take out some right control signal ; then for dealing with the problem of vtr in use for watch - control, i choose some right components to design the uniform control system for many special vtr with protel software. it mainly includes the following functions : operation functions of all vtr ( for example : power, play, ff, rew, stop, rec, eject, fwd, rwd, sp, lp ) was controlled by line at the same time ; in, the process of recording, when the tape walks to the end or stops by itself, the system gives an alarm and shows the number of the wrong vtr ; in the process of recording, the system gives an alarm and shows the number of the wrong vtr when the video signal from vidicon is losed ; the system controls all vtr to record on the non - working time when there is something wrong in the guarding section ; the system controls the video from vtr to switch to right monitor

    目前,用在監控場合的業務用錄像機普遍缺乏一個統一的控制及檢測報警系統,這就導致了操作的不方便和出現了故障用戶不知道,降低了監控系統的可靠性,為此,我首先對華錄松下生產的k機芯的錄像機伺服原理進行仔細分析,找出各個伺服控制的控制變化規律;然後從中選出合適的控制;針對目前錄像機在實際監控使用過程中存在的問題,選用合適的元器件;運用protel繪圖軟體,設計了這個多業務用錄像機的統一控制系統,她主要包括以下功能:錄像機操作功能(如power play ff rew stop rec eject及正尋反尋帶速設定)的統一線控控制功能;磁帶在記錄過程中,磁帶到頭和磁帶自己「偷停」的報警,並要能顯示出具體是哪一錄像機;在記錄狀態下,攝像頭輸入丟失報警,並要能顯示出具體是哪一錄像機;在休息或其他不需要記錄時,一旦警戒區有情況,則控制所有機器自動進入錄像狀態的功能;從錄像機輸出的監控圖像對監視器的切換功能。
  9. Through the reaserch of the paper, a satellite transmission and television signal incepting system using stabilization platform which is used on the moving carrier ( vehicle, boat, ship etc ) has been designed. it uses an embedded system which is based on arm7tdmi core microcontroller and c / os - ii real - time operating system to control and scout the movement of the antenna stabilization platform, can realize the real - timable and reasonable stance control of the antenna, and then can realize the real - time communications and the signal receiving between the satellite and the moving carrier

    3 .通過論文的研究,開發出了一種用於移動載體(車、船、艦)上利用穩定平來進行衛星通與電視接收的系統? ? 「動中通」移動載體衛星通與電視接收系統。該系統採用基於arm7tdmi核微控制器和c / os - ii實時操作系統的嵌入式系統來控制天線穩定平的運動,可以實現對天線實時而合理的姿態控制,從而實現移動載體與衛星之間的實時通接收。
  10. This instrument platform mainly consists of digitizing storage oscilloscope module, signal generator module, usb interface circuit and corresponding software

    該測試平主要由下面幾個部分組成: usb介面、數字存儲式示波器模塊、源模塊、以及配套軟體
  11. Following the service principle of quality first and customer above, achievements of our company increase yearly. now our products have spread over all institutions of television station, audio - visual education center, film producer, colleges and universities, theaters and stadiums etc. we have been evaluated as unit of contract - stressing and promise - keeping and financial aaa - grade enterprise of civilized enterprise

    的服務宗旨,業績逐年上升,現產品已遍布全國各電視電教中心電影製片廠大專院校劇場及體育場單位,公司連年被評為市「重合同守用」企業「文明企業」金融aaa級企業
  12. Vecon - con system is triggered by 4 infra - red sensors along the selected lanes with 2 in pairs. false trigger by wind shield and container - type trucks are dalian yaowan phase ii screened out and the system captures and recognizes container numbers, country codes, iso codes automatically in less than 0. 012 seconds from trigger till image capture. the captured images are transmitted to the tos for processing which enhances efficiency and ensures security while maintaining manpower at the minimal

    Vecon - con透過四個紅外線對射敏應觸發器進行觸發,兩個一組並列于車道上,具備防止集裝箱型卡車大型集裝箱車拖頭誤觸發,系統接收到觸發后,自動抓拍集裝箱碼國家代碼箱形代碼,抓拍的圖像會被傳送到碼頭控制系統中心進行后處理,該系統由觸發到抓拍只需不多於0 . 012秒,整個系統大大提高了口岸工作效率,並減低了人力物力的耗用,為港口碼頭的管理提供了更加高效可靠的處理手段。
  13. Hurstwood climbed up on the platform in the gloomy barn and waited for a signal

    他在陰暗的車棚里爬上駕駛候發車的
  14. The underwater - radio buoy for use as obtaining the ocean " s acoustical parameters is a underwater acoustic signals record system which has long distance radio remote control and data transmit function. the technology key of the dissertation study is that under the requirements of the system the monitor and record equipment on the acoustic source vessel, the monitor and record equipment on control vessel command and control the work slate of the buoy system by radio data transmitting mode of short wave transmitter - receiver

    海洋環境參數獲取浮標監測系統屬于具有長距離無線電遙控?數傳功能的水下聲接收記錄系統,本論文研究目標的技術關鍵在於根據系統要求,指揮船和發射船監控記錄設備通過短波電以無線數傳方式,對浮標系統的工作狀態進行指揮和控制,浮標則通過同一短波通道向指揮船上報浮標方位、工作狀態、關鍵數據及非常狀態下的報警
  15. The dual colour backlit display provides both station and multiplex information as well as signal quality, scrolling program text, and receiver status

    雙色背景可以同時顯示電以及質量、滾動的文字和接收狀態其它息。
  16. On the basis of vvvf theory the electric control system of test rigs is designed, which includes design of main electro - circuit, vvvf control system, plc control system, computer system of collecting signal and data processing and so on

    在變頻調速控制理論基礎上設計了試驗的電氣控制系統,包括主電路設計、變頻調速控制系統、 plc控制系統和計算機的採集和數據處理系統
  17. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和分析,描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現,此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖鑒相和計數、處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平上,具有實時性強、工作穩定、通用性較好和性價比高特點。
  18. Therefore, aiming at the existent static and dynamic error of fcs sensor, the sensor characteristic compensation subunit is designed in the environment of labview using vi technique. the sensor signal disposal platform is also developed to realize the time domain measurement, frequency domain analysis, long - distance transfer and network release, etc. firstly, the static characteristic and nonlinear error of the sensor are analyzed

    為此,本文針對飛控系統傳感器存在的靜態和動態誤差,利用虛擬儀器技術在labview環境下設計了傳感器性能補償環節,開發了傳感器處理平,對進行時域測量、頻譜分析、小波消噪、遠程傳輸和網路發布
  19. Provides stereo mixing st, 2 groups of group1 / 2 and aux outputs to connect more power output devices so as to be competent of large construction conditions

    提供立體聲混音st 、兩編組group1 / 2和輔助aux輸出,連接更多功率輸出設備,輕松勝任大型工程場合。
  20. All these make it possible for software radio ' s realization. according to the concept of software radio, the thesis realized digitalized demodulation by software after the if. based on a uniform hardware platform, diverse arithmetic is used to demodulate lsb, usb, am, cw signal

    本文即是依照軟體無線電的思想,對短波接收機中頻以後實現數字化改造,在統一的數字處理硬體平上,利用通用的dsp器件採用不同的軟體演算法來實現lsb 、 usb 、 am的解調。
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