signal recovery 中文意思是什麼
signal recovery
解釋
信號恢復-
In this research, four experiments had been designed to study the patterns and characteristics of semg signal by linear and nonlinear signal analysis methods during the short period of recovery, ischemic forearm exercise, sustained and intervallic maximal voluntary contraction of biceps brachii in twenty - eight human subjects
為探索肌肉疲勞過程中影響semg信號變化的生理因素，本研究採用線性和非線性混沌動力學兩個方面的分析方法，觀察在各種控制條件下的肌肉疲勞或恢復過程中semg信號的變化規律。 -
The clock recovery block of usb2. 0 transceiver macrocell consists of phase locked circuit, such as pll and dll ( delay locked loop ). this block use external crystal 12mhz sin signal to produce 60mhz, 120mhz, 480mhz clock signal, and can recover colock signal form date wave. it can support 480mbps ( hs ) and 12mbps ( fs ) word speeds as defined in usb2. 0 specification.
目的是用鎖相環電路? pll和dll （延遲鎖相環）實現usb2 . 0收發器宏單元utm的時鐘恢復模塊。其中pll環路構成的時鐘發生器將外部晶振的12mhz正弦信號生成60mhz 、 120mhz 、 480mhz等本地時鐘信號。 dll環路依據本地時鐘信號對外部數據信號進行時鐘恢復。 -
In many fields, such as remote sensing, nuclear medical, computer tomography, geophysical prospecting, groundwater hydrology, global ocean modeling, image processing, tumor detection, nondestructive detection, the objective of applied sciences and engineering is the recovery of the original signal given a collection of noisy observations of the original signal ; we call these problems inverse problem
在遙感技術、核醫療技術、計算機斷層掃描（ ct ）技術、地質勘探、地下水文學、電磁輻射、圖像恢復和重構、腫瘤檢測、非破壞性檢測等科學研究和工程實踐中，經常需要根據一組觀測到的數據來估計目標的真實信號，而觀測到的數據往往是真實信號經模糊、失真和加噪等過程后所得的輸出信號，通常稱這類問題為逆問題。 -
The injection - locking technology, characterized by the frequency stabilization, amplification, modulation and etc, has been widely used in the small - signal recovery, frequency synchronization, power synthesis, phase modulation and etc in the microwave, millimeter wave and higher frequency range communication and phased - array systems
注入鎖定技術具有穩頻、放大、調制等特性，已被廣泛應用於微波毫米波以及更高頻段通信和相控陣系統中的小信號恢復、頻率同步、功率合成、相位調制等。 -
The data recovery at the receiver requires the spreading codes. in sess system, the receiver doesn ’ t know which spreading code will be used, so first it must de - spread the received signal correctly to regenerate the spreading code
自編碼擴頻系統的擴頻序列是接收端事先未知的，不能用事先設計的本地擴頻序列產生器產生，需要由恢復的數據獲得。 -
The optode shows a satisfactory linear response for the dissolved oxygen in water ( r = 0. 9992, n = 6 ) the relative standard deviations were 1. 7 % 5. 0 %, the detection limit was 0. 03 11 g / ml ( sfn = 3 ). the exposure time and recovery time of the optode membrane are 30s and 90s respectively. the reversibility of the fluorescence signal was evaluated by alternate measurements in oxygen saturated water and nitrogen - purged water
7 5刀之間，最低檢出限為0刀3pg il ；考察了標準海水中主要離子濃度放大1倍后的樣品溶液、鹽度在0 49范圍內的人工海水，以及ph在l 13范圍內的緩沖溶液等干擾因素的對膜響應的影響，結果無顯著性干擾；將本法與國標法相比較，驗證了方法的可用性，最終用於在線監測海水中的溶解氧。 -
Chapter 7 introduces and analyzes some timing error detection and feed - forward timing recovery algorithms for gmsk signal. the auto - correlation method is improved by using a post - filter. simulation results show that the improved method has better estimation accuracy
首先分析比較了常見的gmsk符號同步的定時誤差檢測器演算法和前向定時參數估計演算法，並用后濾波的方法對定時參數估計的自相關法提出了改進，提高了演算法的估計精度。 -
Design a kind of sub - optimum digital prefilter. through the simulation of timing recovery loop which is n ' t added prefilter and which is added prefilter, discuss the convergence characteristic and compare the relation between timing jitter and signal to noise ratio, the relation between timing jitter and noise bandwidth of loop, the relation between symbol error ratio and signal to noise ratio
通過對加預濾波器后的定時恢復環的模擬，討論了環路的收斂情況，比較了所設計的數字預濾波器和無預濾波器時環路定時抖動與信噪比、定時抖動與環路噪聲帶寬、誤碼率與信噪比的數量關系，證實所設計的數字預濾波器對減少定時抖動非常有效。 -
The results are checked with respect to signal / noise ratio and spike recovery, thus pragmatically reflect the capability of our lab in this test
對確定結果進行了信噪比和加標回收率檢查，證明確定結果能客觀地反映實驗室對該方法的測試能力。 -
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。 -
3. the exposure time and recovery time of the optode membrane are 5s and 25s respectively. the reversibility of the fluorescence signal was evaluated by alternate measurements in air saturated water and nitrogen - purged water. the relative standard deviation
與標準法相對照，用本儀器系統測定了不同鹽度的人工海水中的溶解氧濃度，兩種方法在不同濃度水平下的溶解氧測定值均無顯著性差異。 -
On the base of briefly introducing the wavelet analysis theory and nonlinear wavelet de - noising theory by soft - thresbolding, some examples of signal recovery with white - noise heavily polluted are given in the paper
本文在簡述了小波分析及噪聲分離的非線性小波理論的基礎上，給出了從噪聲污染信號中恢復原信號的實例。 -
The clock and data pulsation signals from upper sensor heads can be received using pin diode, then, amplified and inverted in logical control unit for the purpose of cpu operation. hereinafter, the digital signal will be delivered into the central processing unit ( cpu ) for related calculation, and meanwhile transmitted to a d / a converter for signal recovery after filter and phase - shift circuit
通過採用pin管接收從傳感頭傳遞下來的時鐘脈沖和數據脈沖信號，並將它們放大整形傳送到邏輯控制單元，產生邏輯控制信號，再將數字信號傳送給d / a轉換器，設計了濾波器和移相器電路，還原出了原始的被采樣信號。 -
It is demonstrated that the theory and the method presented here can markedly improve the output snr, and minimize phase lag as well as the distortion of the system output signal with multi - frequency. a whole framework for multi - frequency signal processing is formed, including the methods of selecting system parameters and signal recovery
對于帶噪聲的多頻模擬信號，參數調節隨機共振方法能夠提高系統的輸出信躁比，並減小多頻模擬信號的波形畸變和相位延遲，本文給出了系統參數調節方法和信號反演關系，從而形成了較為完整的模擬信號處理方法。 -
This dissertation focuses on the carrier recovery in high dynamic navigation receiver, the effect of iq mismatch in direct down conversion receiver and the signal to noise ratio estimator in navigation receiver
本文以二代衛星導航定位系統為應用背景，著重研究了接收機中的載波恢復技術、 iq非正交對偽碼和載波影響的模型、載噪比估計技術。 -
As a part of adas, author have designed, drew up and implemented signal processing hardware equipments and a code timing recovery circuit based pci interface
本課題是便攜式遙測跟蹤接收系統的一部分，主要完成的是遙測跟蹤接收系統信號處理硬體平臺的設計與實現，以及基於pci介面的位同步器的設計與實現。 -
In our developing 155mb / s burst mode receiver, we have adapted non - linearity based on linearity and linearity recovery that is bit to bit to recover quickly, which does n ' t lose signal in principle, so it responds as quick as thought
在研製155mb s突發式接收模塊中本論文採用「基線非線性和線性恢復」法，後者採用逐次比特快速恢復，原則上不丟失信號，因而響應極快。 -
Shenzhen fertile technology company limited is engaged in management for semiconductor, the main product are : fuse, fast recovery rectifiers, schottky barrier rectifiers, bridge rectifiers, transient voltage suppressors, small signal transistor, and power transistor
深圳市富泰爾科技有限公司是一家專業從事半導體經營的企業，主要產品有：保險絲、快恢復二極體、肖特基二極體、橋式整流器、瞬變二極體、小信號三極體、大功率三極體。 -
It accomplishes the carrier recovery of the signal by software processings. in this dissertation we discuss mainly about the open - loop estimator, and the software radio ideas and applications in demodulation fields are mentioned too. the simulation and the conclusion are given at the end
本文主要研究了採用開環結構進行載波恢復的相位估計法，並對軟體無線電在解調領域中的一些思想和應用進行討論，在文章最後對[文獻2 ]提出的演算法進行了模擬、分析，並給出了模擬結論。 -
Demultiplexer is one of the key electronic components in optic - fiber transmission systems. it normally lies at the end of optic - fiber recerver, which recovery original low - speed signals from a high - speed signal. in this thesis, we discuss the circuit design techniques, the technology of the ic realization and principal of multiplexer and demultiplexer in transmission systems
分接器是光纖通信網中的關鍵器件。它位於光纖接收機的末端，將接收到的一路高速信號重新恢復成多路的低速信號。本文簡要介紹了分接器的實現工藝和設計流程，以及復接和分接的原理。
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