頻率掃描器 的英文怎麼說
中文拼音 [bīnlǜsǎomiáoqì]
頻率掃描器
英文
frequency scanner- 頻 : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
- 率 : 率名詞(比值) rate; ratio; proportion
- 掃 : 掃構詞成分。
- 描 : 動詞1. (照底樣畫) copy; depict; trace 2. (在原來顏色淡或需改正之處重復塗抹) retouch; touch up
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 頻率 : frequency; rate
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Supervisor point is behind the postposition of power amplifier, optic signals coming from a tap of 99 : 1 enter into optic spectrum scan module, then the power levels which have been calculated by iterative algorithmic are sent to power control module to guide a set of tunable electronic attenuators
此方案將監測點放在後置功率放大器的後面,從分束器中分出99 : 1的光進入光頻譜掃描模塊,傳給功率控制模塊的光功率值經過選代演算法后計算出均衡后的功率值送到功率控制模塊的控制中心去調節電可調節衰減器。A new bit rate control strategy with both global pre - allocation and local segmentation ( glas ) for low bit rate application is proposed. first, it allots bit date to every frame in advance according to possessive rate of buffer, and then distribute different quantization parameters according conctete detail. by means of this method, buffer is controlled more particularly. and the quality of decoded image is improved, the traditional video image coding method, that is to say, the intraframe coding based on dct and the interframe prediction coding based on motion compensation, is not suitable for low bit rate compression and aside from this, the encoder is too complicated
它首先在總體上根據緩存器的佔有率給每幀預分配比特數,然後再根據具體細節給予不同的量化參數。使緩存器得到了更細致的控制,解碼圖像的質量有所改善。針對傳統的視頻圖像編碼方法,即幀內基於dct的編碼加幀間基於運動補償的預測編碼存在不適于低比特率壓縮,編碼器復雜等不足,討論了基於3 - ddct的xyz視頻圖像壓縮編碼方法,提出了3 - ddct系數的三維「 z 」形掃描方案,大大提高了編碼效率。The sensor operation speed can be 64ms / frame ~ 2ms / frame. in the research of photoelectric cell, device physics structure of pixels have been optimized. deep junction depth photodiodes, such as p + / n - well / p - sub structure, have been used and the photo - response of the sensor has been greatly enhanced
復位信號為sv時的單幀感光動態范圍為60db ,採用改變復位信號頻率的二次掃描方式可將傳感器的總的感光動態范圍擴大到84db ,可對0石10 , 000lx光照強度的信號進行傳感。The absolute calibration of hydrophones using the planar scanning technique in the frequency range 0, 5 mhzto 15 mhz
用0 . 5mhz 15mhz頻率的水平掃描技術對水下擴音器進行的絕對校準This article according to the acquirement of the system parameters such as : temperature sensitivity 、 angle resolution 、 image forming time etc to design the type and diameter of the antenna ; the receiver type, integral time, rf gain, lpf gain ; the mode of calibration ; the sample frequency and program of the daq ; the scanning time, scan type, etc
本文根據系統溫度靈敏度、角解析度、成像時間等參數要求,對系統天線類型、直徑,接收機類型、積分時間、射頻增益、視頻放大器增益,定標方式,數據採集卡的采樣頻率、編程及驅動裝置的掃描速度、掃描類型等進行了詳細的分析設計。The author ? major contributions are as follows. 1. with the performance requirement ( the pattern of the antenna, the rang of scanning angle, the maximal sidelcbe level and the beam ~ vidth ) givcn, a method is presented to determine the basic parameters of a serpentine feed, which includes the distance and ~ vaveguide length bet ~ veeii t ~ vo couplers, the size of the arrays and the number of components
根據天線的工作頻帶、掃描范圍、副瓣電平、半功率寬度等技術指標要求,給出了確定波導慢波線基本結構尺寸的計算公式,即對相鄰單元之間的空間距離、耦合器之間的饋線波導長度、陣列的大小和單元數的計算。It demonstrates the general project of vehicles mutual moving - state detection and control system, which use a frequency modulated continuous wave ( fmcw ) radar with the antenna replaced by a frequency scanning array as the basis of detecting sensor
文中闡述了汽車相互運動狀態監控系統的總體方案,使用調頻連續波( fmcw )雷達作為探測傳感器的基礎,並在天線部分作了改進,採用了獨立的頻率掃描天線。Frequency - sweep generator
掃描頻率發生器The absolute calibration of hydrophones using the planar scanning technique in the frequency range 0, 5 mhz to 15 mhz
採用頻率范圍為0 . 5mhz至15mhz的平面掃描技術對水聽器的絕對校準Specification for absolute calibration of hydrophones using the planar scanning technique in the frequency range 0, 5 mhz to 15 mhz
在0 . 5mhz - 15mhz頻率范圍使用的平面掃描技術水珍器絕對校正規范The absolute calibration of hydrophones using the planar scanning technique in the frequency range 0, 5 mhz to 15 mhz iec 61101 : 1991 ; german version en 61101 : 1993
0 . 5mhz至15mhz頻率范圍平面掃描技術對水聽器的絕對校分享友人