scanning antenna 中文意思是什麼
scanning antenna
解釋
掃描天線-
Design of a fast scanning millimeter wave monopulse antenna
快速掃描毫米波單脈沖天線設計 -
Scanning electron microscopy of antenna sensilla of rammeacris kiangsu
黃脊雷篦蝗觸角感覺器的掃描電鏡觀察 -
Recognition of the scanning style of the radar antenna using immune neural networks
基於免疫神經網路的雷達天線掃描方式的識別 -
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。 -
Scanning electron microscope observation on antenna of tomicus piniperda
松縱坑切梢小蠹成蟲觸角的掃描電鏡觀察 -
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。 -
However, the optimal results being a statistical average, the antenna pattern of random phasing is unsteady with the scanning angle and scanning period, so it is not easy to form the actually needed codes for control of the antenna scanning
應用遺傳演算法對隨機饋相方案進行優化，能有效抑制寄生副瓣的出現，形成掃描空域確定的波控代碼，實現相控陣波束無慣性的精確指向。 -
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。 -
Digital beam forming ( dbf ) is a kind of new technique which based on the antenna beam forming and the well - developed digit signal processing. the technique should convenient obtains high resolution and low sub beam by sufficiently utilizing of the space message received by array antenna. and make the technology of beam scanning, self - calibrating and adaptive beam should be realized easily
數字波束形成（ dbf ）是在天線波束形成的基礎上，引入先進的數字信號處理方法后建立起來的一門新技術，這種技術可以充分利用陣列天線檢測到的空間信息，並易於獲得超解析度和低副瓣，實現波束掃描，自校準和自適應波束形成等。 -
Scanning electron microscope observation on antenna of dendroctonus armandi coleoptera : scolytidae
華山松大小蠹成蟲觸角感受器的掃描電鏡觀察 -
To begin with, the influence that plane scanning error has on the far field is analyzed and the upper boundary of the error is formulated. and then this paper uses the taylor series expansion to correct the probe positioning error in antenna near - field measurement
根據平面波譜理論，推導了平面掃描位置誤差對遠場的影響，給出了位置誤差上界的數學表達式，並用泰勒級數展開法對其進行了修正。 -
The serpentine feed is the core of a frequency scanning antenna feed system, which produce proper amplitude and phase distribution for the antenna arrays. most of all, it make the beam scanning over a large angle range by means of changing operating frequency
它為天線陣提供要求的幅度、相位分佈，更為重要的是當頻率發生少許變化時使線源的等相位面產生顯著的傾斜，完成波束在空間掃描。 -
Based on the engineering application, this paper firstly introduces the mathematics foundation of the antenna - tracing system, and then summarizes the trace technique, analyzes the strongpoint and the disadvantage of them, especially the taper - scanning trace technique
論文從工程應用出發，首先介紹了天線自動跟蹤系統的數學基礎，然後對天線跟蹤技術作一個概述，分析了各種跟蹤技術的優缺點，並對本項目採用的圓錐掃描跟蹤進行了詳細的介紹。 -
This dissertation has modeled for radar signal environment, such as radar pulse model, antenna direction chart model, antenna scanning model
在此基礎上研究建立了雷達信號環境的各類模擬模型:雷達脈沖信號模型、天線方向圖模型、天線掃描模型等。 -
The system is mainly made of antenna seat and antenna controller. the antenna seat adopts humorous wave technique and can be directly connected with special computer and achieve numeric control, which has high resolving power of scanning and exact orientation
該系統主要由天線座和天控器兩部分組成，天線座採用諧波傳動技術，可直接與專用計算機對接，實現數字控制，掃描解析度高，定位準確。
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