fixed signal 中文意思是什麼

fixed signal 解釋
固定標志
  • fixed : adj. 1. 固定的；確定的，不變的，固執的。2. 【化學】凝固的，不易揮發的。3. 〈美口〉（在經濟上）處境…的。4. 〈美俚〉（比賽等）通過作弊預先安排好結果的。
  • signal : n 1 信號，暗號；信號器。2 動機，導火線 （for）。3 預兆，徵象。adj 1 暗號的，作信號用的。2 顯著的...
  1. Using this method to dispose interference of output signal of sensing elements, the interference caused by fixed position heat source of constant and adagio variable temperature can be effectively eliminated in exterior

    用這種方法對敏感元件的輸出信號進行處理可以十分有效地消除位置固定（或移動速度很慢）的熱源所產生的干擾。
  2. The hardware of the ip phone codec to be designed is based on the fixed point digital signal processor ( ti ' s tms320vc5410 ) while the compression and decompression core in the software of dsp is based on the itu - t vg. 729a. ip phone codec carryout the task of collecting / playing - back. coding / decoding of speech signal and communication with embedded cpu. etc

    該語音編解碼器的硬體基於tms320vc5410 ，編解碼演算法遵循itu - tg . 729a協議，能夠實現語音信號的採集/回放、編碼/解碼以及同嵌入式cpu通信等功能，在8kbit / s的碼率下能夠提供獲得良好的語音質量。
  3. On the base of researching the theory of the scheme and analyzing the signal feature, it is obtained that the existence manners and character of distance information in the differential frequency signal. at the same time, a new conclusion is gained that the technology of frequency agility can decrease the constant error of system. it is also to say that frequency agility and frequency modulation fixed - distance fuze has the similar feature to random period frequency modulation fixed - distance fuze. according to the theory of address coding in the hopping - frequency communication, the paper presents the principle of selecting the frequency agility sequence which fit to the radio fuze and constructs the frequency agility sequence family based on the rs codes

    在深入研究方案原理和分析信號特徵的基礎上，獲得了該體制引信差頻信號中，距離信息的存在形式和特點，得出了頻率捷變技術的引入降低了系統定距固定誤差這一新的結論，即頻率捷變調頻定距引信在定距性能上具有類似隨機周期調頻定距的特徵。本文引入跳頻通信地址編碼理論，結合無線電引信的具體特徵，提出了適用於無線電引信的頻率捷變序列的選擇原則，並構造了基於rs碼的寬間隔頻率捷變序列族。
  4. Fixed railway installations. fog signal

    鐵路固定設備.霧燈指示信號
  5. The method can be used in the measurement of periodic and nonperiodic signal. according to the high accuracy and fixed gate - time measurement method, based on the multiple period synchronization method, the high speed, high accuracy and continuous frequency measurement is accomplished

    將其再與一種從多周期同步法發展而來的高精度、定閘門法相結合，從而實現了高速、高精度、連續頻率測量，這非常適合非頻率量的頻率傳感信號的測量。
  6. Tms320vc5402 is a fixed - point digital signal processor, made by texas instruments incorporated, which is 16 - bit word length. vc5402 has enhanced harvard architecture built around one program bus, three data buses, and four address buses for increased performance and versatility

    另外，採用mcs - 51系列cpu作為採集處理卡板載mcu也存在一些比較嚴重的問題，如cpu的指令執行速度慢，總線帶寬窄等缺點，不能完成數據的高速處理。
  7. The correlated double sampling ( cds ) circuits structure is used to reduce the fixed pattern noise ( fpn ) of the cmos sensors, and improve the signal - noise ratio ( snr ). the 256 photodiodes arrayed 4 quadrants sensor consists 16x16 active photodiodes array. correlated double sampling processing circuits, output buffer amplifiers and digital control part

    針對cmos製造工藝中mos器件固定模式噪聲（ fixedpatternnoise ， fpn ）較大的不足，研究中採用了相關二次采樣（ correlateddoublesampling ， cds ）電路降低固定模式噪聲，從而提高了傳感器的信噪比（ signalnoiseratio ， snr ） 。
  8. The synthetic maintenance corporation on the principle of " one job with multi - duty " and reducing the fixed number of employees and departments, is in charge of regular maintenance of track, signal, bridge, buildings and tunnel structures, intermediate and overhaul repair of signal, buildings and structures, supply of water and electricity

    固定設備的其他養護維修由綜合養護維修公司負責，按照維修中心模式統一管理固定設備的養護維修，按照一職多能、壓縮機構、減少定員的原則。公司不設置線路、橋隧和路基等大修單位，需要時可以對外招標承包完成。
  9. Fixed camera fastening its interior is loaded with an electric motor, on installs the good camera after the level to be possible to adjust the angle which the camera deals with, after achieved the best surveillance effect may accept the automatic control regulator by the electric motor the signal precisely to move the localization in under the control signal function, the camera already may automatically carry on the horizontal scanning to monitor the region, also may in under the monitoring center attendant s operation the moving surveillance object input voltage : ac 24v 50 60hz, 110v 60hz, 220v 50 60hz external dimensions : 119mm 115mm is high the weight : 0. 9kg material : abs high strength casts takes shape the degrees rotation : level biggest : 350, vertical 90 may adjust the velocity of whirl : 5 second 4 seconds revolve the spacing : exterior spacing card tunable load : 7kg function input plug : 1

    Kl - 306室內水平雲臺是安裝，固定攝像機的支撐設備.它內部裝有一電動機，在水平雲臺上安裝好攝像機后可調整攝像機俯仰的角度，達到最好的監視效果后可由電動機接受來自控制器的信號精確地運行定位.在控制信號的作用下，雲臺攝像機既可自動進行水平掃描監視區域，也可在監控中心值班人員的操縱下跟蹤監視對象
  10. Refer to the impacting - echo technology, we impacted the apex of the steel bar and incepted the reflecting stress ave through the resonator that fixed on the apex of the steel bar, and the value of the consolidating wave speed was calculated based on the time of stress wave transmitted and the length of the steel bar, so, identifying the reflecting signal is the key of the consolidating wave speed method

    借鑒于沖擊回波技術，固結波速的測定方法是在鋼筋測桿的出露端施加瞬態沖擊載荷，由安設在測桿頂端的傳感器接收反射應力波信號，根據應力波的走時和測桿的長度折算固結波速的大小，因此反射信號的識別是固結波速法檢測混凝土強度的技術關鍵。
  11. The railway infrastructure corporation, responsible for the fixed facility maintenance and operation which include buildings and structures maintenance, water and electricity supply, signal repair and track maintenance, is composed of mechanized track maintenance corporation and synthetic maintenance corporation

    固定設施運營維修由機械化維修公司和固定設施綜合維修公司組成，集房建、信號、水電和線路設備養護維修於一體。線路設備綜合維修和檢查檢測以機械化為主，由機械化維修公司負責。
  12. We replace the continuous signal with a series of values at fixed intervals.

    我們用一系列固定間隔處的值代替連續信號。
  13. A genetic algorithm assisted beam tracking and forming is applied to solve the problem of tracking a continuous moving signal while suppressing a strong fixed interference

    摘要介紹了遺傳演算法在波束追蹤和成型中的應用，著重探討了該方法在解決追蹤連續信號的同時抑制固定強干擾的問題。
  14. In the traditional wavelet transform, because the wavelet filter and coefficient is fixed, as a result, when the discontinuous signal is analyzed, it will produce a lot of big wavelet coefficients in the transition, which makes against the compression. in the image processing, some image is roughness, and it may has sharp edges and oddity parts

    由於傳統小波變換的濾波器長度和系數是固定不變的，不能適應輸入信號而變化，這使得在分析非連續信號時，在躍變點兩側會產生大的小波系數;對具有尖銳邊緣、分段光滑或奇異點、圖文混合圖像處理效果很差。
  15. The signal goes on sounding at fixed intervals

    訊號在固定的間隔時間內鳴響。
  16. The result showed that the hurst exponent of the signal have obvious differences between different flow regime. it increased when flow regime was changed from fixed bed to bubbling bed and more from bubbling bed to turbulent, based on which a new method for identification of flow regime was proposed. to improve the accuracies of identification fuzzy technology was introduced

    為了提高辨識準確率，引入了模糊信息處理技術，提出了流型模糊辨識中隸屬度函數的確定辦法，建立了氣固流化床從固定床、鼓泡床到湍動床的流型判別準則，實驗驗證了該方法有良好的辨識效果，辨識準確率在80以上。
  17. It works at high frequency with a selectable pin outside ; the working frequency is fixed at 640k / 1. 2mhz. so far as the output signal of the single - chip ic is concerned, the maximum time proportion of its high level is 88 percent, but the minimum one is 10 percent

    該控制器為pwm脈沖寬度調制方式;電路正常工作溫度范圍為- 20oc 85oc ;工作開關頻率根據外圍電路輸出電壓需要為640k / 1 . 2mhz可選;輸出信號的最大占空比為90 % ，最小占空比為10 % ，晶元主要應用於lcd電壓電源管理設備。
  18. The fixed - point dsp program is given which are based on the analysis in the feather of the video signal and the 16 - bit fixed - point dsp - - tms320c5402. at last, the result and quantity of calculation are analyzed to prove that the speed and precision of calculation are matched to the system requirement

    在深入分析了線性調頻脈沖壓縮信號產生過程和特性的基礎上，結合16位定點dsp ? ? tms320c5402的硬體結構和指令系統的特點，編寫了定點dsp程序，並對程序的計算量和計算結果進行了分析，表明演算法的速度和精度都可以滿足系統的要求。
  19. Lamps for traffic lights - part 2 : high - voltage lamps for fixed signal lights

    交通信號燈.第2部分:固定信號燈用高壓燈
  20. Lamps for traffic lights - part 1 : extra low voltage lamps for fixed signal lights

    交通信號燈.第1部分:固定信號燈的超低壓燈
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