相位的測量 的英文怎麼說
中文拼音 [xiāngwèidecèliáng]
相位的測量
英文
phase measurement- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 的 : 4次方是 The fourth power of 2 is direction
- 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
- 相位 : phase position; phase
- 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
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Secondly, in phase unwrapping to overcome the spread of wrong point, changing the patch of unwrapping phase is done to improve the correctness of it. then, the relation between the unwrapping phase and the height of reconstructed object is discussed detailedly. the data processing, algorithm analysis and reconstructing object are done for the collecting fringe image which are all based on matlab language, in all these achievements, the improvement and innovation aspect are following : a ) in order to stabilize the interference fringe, a new equivalent shifting object method is presented by using fringe stabilizing device to stabilize the interference fringe though moving object and ccd camera which fixed on a precise moving platform together, the experimental result shows the fringe drift is less than a / 20 in five minutes, and the equivalent phase shifting precision is x / 100
論文在全面闡述了光學三維輪廓位相測量術的發展、應用現狀、研究熱點及未來發展趨勢的基礎上,簡要介紹了傅立葉變換和相移位相輪廓測量術的基本原理,對兩種測量方法存在的問題及誤差進行詳細分析和比較;針對位相解包裹錯誤點的傳播問題,作者通過改變解包裹路徑來提高位相解包裹的正確性;分析討論從解包裹位相( x , y )到再現物體的高度h ( x , y )物理量之間的關系,研究相應的演算法,利用matlab平臺,對實際採集的條紋圖像進行處理和輪廓重構,其中改進及創新工作主要表現在以下兩個方面: ( a )針對干涉型結構光場干涉條紋出現的漂移抖動對相移的影響,提出了一種用條紋穩定器穩定干涉條紋,用精密移動平臺使物體和ccd攝像頭同步移動實現等效相移的方法,建立了相應的測量系統,系統的條紋穩定可以達到。The short - baseline interferometer ’ s angle measurement accuracy is influenced by phase difference measuring accuracy, the base length measuring accuracy, the system operating wavelength ( frequency ) and so on, the article analyzes the existing theory, and emphatically analyzes the influence of base length measuring accuracy to the precision of angle measurement
短基線干涉儀測角精度受相位差測量精度、基線長度測量精度、系統工作波長(頻率)測量精度等因素的影響,文中,在對原有理論進行分析的基礎上著重分析了基線長度測量精度對系統角度測量精度的影響。High precision positioning is based on carrier phase measurements. how to confirm integer ambiguity is very important
以載波相位觀測量為依據進行高精度定位時,整周模糊度的確定是一個關鍵問題。Recently, with the development of gps, many researchers pay attention to the aircraft ' s precise entrance and landing through gps carrier phase measurement. the key technology of aircraft ' s precise entrance and landing is gps carrier phase integer ambiguity resolution on the fly
近年來,隨著gps的發展和完善,利用gps載波相位觀測量實現飛機的精密進場與著陸的研究,開始受到人們的關注,而載波相位整周模糊度的動態確定是其中的關鍵技術。Integer ambiguity resolution is the key problem of gps based real - time attitude determination system which use double differencing carrier phase observables
Gps姿態測量通常採用雙差載波相位觀測量,因此整周模糊值解算成為gps實時姿態測量的關鍵問題。Measuring method for phase difference based on digital analysis
一種基於數字分析的相位差測量方法Therefore, according to the mobility of the aircraft, the present study builts a multi - static location system, which uses the measurements detected by active or passive airborne sensors, when the aircraft is at the different positions. this study proposes two methods for locating sonobuoys. the first one is using aircraft - to - buoy slant range information
根據飛機的機動性,本文構造了使飛機到達不同點獲取相同的測量信息而實現定位的多基地定位系統;依據機載有源無源探測器所能獲得的測量量,提出了兩種定位方法:斜距離測量定位法和基於卡爾曼濾波的方位測量定位法。30 mhz measurement of quartz crystal unit parameters by zero phase technique in a pi - network - part 4 : method for the measurement of the load resonance frequency fl, load resonance resistance rl and the calculation of other derived values of quartz crystal units, up to 30 mhz
用型網路的零相位法測量石英晶體元件參數.第4部分:石英晶體單元負荷諧振頻率fl負荷諧振電阻rl的測量方法及其他石英晶體元件導出值的計算方法Recently, with the development of gps, many researchers pay attention to the real - time position for mobile users
近年來,隨著gps的發展和完善,利用gps載波相位觀測量進行移動用戶的實時定位技術研究,開始受到人們的關注。The system was based on the phase detection of projected grating to sense body ' s 3d data, surface fitting was simulated by b - spine patches in the sense of piecewise least square, so it had more practical value in treatment and basic medical study
提出應用投影柵相位法測量人體的三維數據,在最小二乘意義下採用b樣條擬合曲面的方法,在臨床治療和醫學基礎研究方面有重要的實用價值。After investigating the relationship between generator measuring speed pulse and its on - load voltage at phase a, it is proposed in the thesis that we can obtained phasor of generators through messuring dividing frequency signal of generator measuring speed pulse
我們研究了發電機測速脈沖和其a相空載電勢相位的關系,提出了只需測量與發電機同軸的測速發電機發出的測速脈沖的分頻信號,經過計算就可以得出發電機相角的測量方法。In the end, this article studies the theory of phase measurement method
對相位法測量原理進行了深入的研究。A phase difference measuring meter based on cpld
的相位差測量儀It is proved by computer simulation that the rms error of this new arithmetic is just almost 1 / 5 of that using the mean arithmetic
通過計算機模擬計算,表明新演算法的微波相位差測量結果的均方根誤差,近似只有平均演算法的1 / 5 。By way of analysis about the typical gps receiver tracking loops, the mathematical models of code multipath error and carrier phase multipath error are proposed in the dissertation ; by way of analysis about geometrical model of multipah signal, the mathematical model of differential path delay is proposed in the dissertation ; based on the above analysis, a improved carrier phase multipath mitigation algorithm using closely - spaced multiple antennas array is proposed, the result of computer simulation proves that the algorithm is feasible. the attitude parameters are often estimated using direct computation method. the relationship between the accuracy of attitude parameters and baseline length as well
本文從經典的gps接收機跟蹤環出發,分析了多徑效應對偽距觀測量、載波相位觀測量和snr的影響,提出了碼相位多徑誤差和載波相位多徑誤差的數學模型;通過對多徑效應的幾何模型分析,提出了多徑信號相對路徑延遲的數學模型;在此基礎之上,提出了一種改進的基於窄間距多天線陣列的載波相位多徑誤差抑制演算法,通過計算機模擬證明了該演算法的有效性。Design of numeral type phase difference measurement instrument
數字式工頻電壓相位差測量儀的設計A virtual phase difference meter is developed based on the principle of phase difference measurement of phase - locked loop, and the main requirements for data acquisition device are given
發了一種基於鎖相環的相位測量原理而設計的虛擬相位差測量儀,並給出了該系統對數據採集設備的主要要求。Phase difference measuring instrument based on fpga technology
在數字相位差測量儀中的應用Phase difference measuring system based on virtual instrument
基於虛擬儀器的相位差測量系統Measurement of quartz crystal unit parameters by zero phase technique in a pi - network - part 2 : phase offset method for measurement of motional capacitance of quartz crystal units
用型網路的零相位法測量石英晶體器件參數.第2部分:石英晶體器件動態電容測量的相位補償法分享友人