噪聲指數測量 的英文怎麼說

中文拼音 [zàoshēngzhǐshǔcèliáng]
噪聲指數測量 英文
noise figure measurement
  • 噪 : 動詞1. （蟲或鳥叫） chirp 2. （大聲叫嚷） make noise; make an uproar; clamour
  • 指 : 指構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 指數 : 1. [經] （比數） index number; index 2. [數學] exponent
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. 5 a multi - thread software cooperated with smp ( 2 cpu ) hardware performs the image - preprocessing correlation and post - processing synchronously, thus an automatic working module is realized. 6 systematic designed software, including grabing sarnies constructing rfl diging roi, and trainning ann offline and inline modules, has passed the practical tests which indicates that the opr could reach the recogniton possibility above 85 % and decrease the false alarm in the environment of high noise low contrast and multi - objects. and these are proved stable and repeatable in statistics, and so an advanced progress toward practical systems is achieved

    6 、系統化設計的軟體，包括了樣本採集、參考濾波器庫構成、相關平面的roi採集，以及ann脫機訓練、 ann聯機運行的軟體功能模塊，在實時運行的測試結果中表明了該opr系統對處于高噪聲、低反差、多目標的惡劣條件下，對三維畸變目標的判識率（ > 85 % ） ，降低了虛警率，並通過大量的實驗數據證明了該系統各項指標的穩定性和可重復性（從統計意義上講） ，向實用系統邁進了一大步。
  2. Fortunately, we can solve this problem by using ap ( alternating projection ) algorithm, by this way ; the computational load can reduce dramatically. doa estimation is mostly research base on linear array, because of the limitation of linear, it can estimate the azimuth only ; solid array can estimate the azimuth and elevation, in this paper, the solid array is used for doa estimation ; when the signal sources are uncorrelated, the music algorithm is chosen, using mdl / aic algorithm, we attain the signal number of sources

    本文採用立體六元陣進行測向，在非相干信號源條件下，採用music演算法進行doa估計，採用基於信息論原理mdl準則或者aic準則判斷信號源數目，通過對陣列流形的研究，指出基於圓陣的陣列流形具有的某種對稱性，利用該對稱性來降低運算量，並且通過對演算法的研究，提出用維數較小的信號子空間或噪聲子空間來計算空間譜，進一步減小music演算法運算量。
  3. In the simulation, we added index weighting noise estimation of measurement noise to improve stability and adaptability of filter

    模擬中在線加入量測噪聲的指數加權時變噪聲估計器，使濾波器的穩定性和自適應能力顯著增強。
  4. Parameter - tuning stochastic resonance ( psr ) is a more realistic way to handle the phenomenon of sr in a broad sense. based on the theory of psr, some key problems of using sr in signal processing are studied, these issues include : the application of intrawell sr in multi - frequency analog signal processing, recovery of the waveform distortion caused by the bistable system and other post treatments, measure of system performance with multi - frequency analog digital input and measurement of system performance of binary digital input. the results are used in signal detecting under the background of the real sea noise

    隨著參數調節隨機共振（ psr ）概念的提出，隨機共振在信號處理中的應用有著很大拓展的空間，本文就主要研究幾個目前隨機共振在信號處理中應用時經常碰到的問題，其中包括阱內隨機共振現象對多頻模擬信號處理的應用、雙穩態系統輸出的波形畸變的消除及其他后處理、適用於多頻信號的輸出性能衡量指標、二進制數字信號輸入情況下的系統輸出的性能衡量，並將所得的結果應用到了一個自然界的噪聲? ?海洋噪聲背景下的信號檢測中，這些研究對于隨機共振理論的進一步發展及其在非線性信號處理中的應用具有重要的意義。
  5. Measurement procedure for noise figure

    噪聲指數測量程序
  6. This thesis designs automobile braking performance inspecting and control system. this thesis consists of three main parts. something about automobile braking system design has been discussed in the first part according to the main requirement of gb7258 - 2004 《 the requirement for motor vehicle, running safely 》. the hardware has been designed according to the characteristic of the parameter afer establish the whole plan for inspecting it. and then working principle of each part has been introduced. and at last, we designed software depending on the require to inspection and function. we can educe the braking power of both wheels, braking moment retardarce power and other parameters. we designed sensor signal processing circuit which including power sensor signal processing circuit and speed signal measure circuit according to the require of designing parameter. ad620 is used as power sensor. in order to measure the power of the automobile braking and protect the electromotor. so we must measure both

    由汽車制動測試原理以及制動性參量檢測的技術指標可知，檢測數據準確性、控制可靠性、實時性和抗干擾能力是系統設計的關鍵。本文在掌握汽車性能檢測系統結構和原理的基礎上，根據國家有關標準和汽車制動性檢測系統的控制邏輯提出了採用單片機為控制器的總體方案，設計了各部分硬體電路，並根據所要實現的功能用c51語言設計了軟體。由於檢測現場存在各種干擾噪聲，為了保證系統運行的穩定性和可靠性以及測量精度的要求，分別從硬體和軟體的角度出發，介紹了常用的硬體抗干擾措施以及軟體數字濾波的原理和方法。
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