接收機測試 的英文怎麼說
中文拼音 [jiēshōujīcèshì]
接收機測試
英文
receiver test- 接 : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
- 收 : Ⅰ動詞1 (把攤開的或分散的事物聚集、合攏) put away; take in 2 (收取) collect 3 (收割) harvest...
- 機 : machineengine
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 試 : 名詞(古代占卜用的器具) astrolabe
- 接收機 : receiver; radio set; receiving set; receiving machine接收機保護設備 reprod; 接收機保護裝置 receiver protector
- 接收 : 1 (收受) receive; reception; accept; [電學] receipt; receiving 2 (接管) take over; expropriat...
- 測試 : test; testing; checkout; measurement
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Sufficient or not of the battery on the device should be carefully examined before every flying, so do the every pole, helm and gemel, whether or not is the receiving antenna drew out of the body and in straight, examine the ground effective distance for remote control without the drawing out the antenna, ensure it nomal in rang of 30 - 50 meters
1 .仔細檢查測試設備每次飛行前都應該仔細檢查設備電量是否充足,檢查飛機各個拉桿舵角鉸鏈是否正常,接收機天線是否拉出機身並拉直,在不拉出發射機天線的情況下測試地面有效遙控距離,確定30 - 50米內不發生跳舵情況。Performance requirements and test methods for ils glide slope receiver
下滑信標接收機性能要求和測試方法Performance requirements and test methods for ils localizer receiver
航向信標接收機性能要求和測試方法First, this paper gives a method, which is utilized by baseband system according to wcdma system capability requirements, using asic + dsp to realize raker, using dsp + dsp to realize symbol process. the hardware structure of asic + dsp and dsp + dsp is designed from the whole design view. then, the discussion is made of the main function module of ic2001 and dsp, hi module, dsp peripherals on chip such as hpi, edma and emif
文章首先結合wcdma系統性能要求提出了基帶系統所採用的方案,由asic + dsp實現rake接收機功能和dsp + dsp實現符號級處理功能;然後從總體規劃的角度設計出asic + dsp和dsp + dsp系統硬體結構,對ic2001和dsp的主要功能模塊, hi模塊, dsp片上外設hpi口、 edma和emif總線作了分析,並結合基帶處理功能開發了系統驅動;最後由信號源發出測試數據進入系統,進行功能實現后輸出數據繪制出波形圖,對所設計的基帶系統驅動方案進行驗證分析。It makes use of resource of the chip, realizes the development of every module, achieves distilling of telegraphese, builds up new frame, calculates the position and provides external interface. in the section of calculating the position, the author combines the two measures of carrier phase position and code position. finally, in the platform of matlab, the author completes the function simulation of main modules
概述了接收機的設計原理;詳細描述了基於ti公司的tms320c6713dsp晶元的系統程序設計中各模塊的實現,利用該晶元的資源,實現各模塊的調度,完成對導航電文的提取,重新組幀,定位解算以及對外介面;在解算部分,把載波相位定位與碼測距定位相結合,利用載波相位對偽距的平滑來提高定位精度;在matlab平臺下進行了各模塊的功能模擬測試,以模擬結果的圖表來分析說明了載波相位平滑偽距的兩種演算法能使定位精度有一定的提高。The results of measurement show that the performance of intermodulation suppression can meet the expectation of communication countermeasures
測試結果表明,跳頻接收機的互調抑制設計滿足通信對抗的技戰術使用要求。The methods of measurement for monotone and dual tone intermodulation suppression are provided as receiver works at fh mode based on intercept probability and false alarm probability are up to par
提出在滿足截獲概率和虛警概率條件下,接收機跳頻工作方式的單音和雙音互調抑制性能測試方法。On the basis of this theory, the applications of the sdr structure of wideband and bandpass sampling in if ( intermediate frequency ) in flight test were offered : increase the sampling in if ( intermediate frequency ) in flight test were offered : increase the capacity of the transmitter and the terminal receiver channels without changing the apparatus of original system and on the conditions of obeying the standard remote sensing
首先對軟體無線電的組成結構和飛行測試中實際使用的通道進行了闡述,在此基礎上提出了基於寬帶中頻帶通采樣軟體無線電結構在飛行遙測測試中的應用,在不改變原系統設備的情況下,在遵守遙測標準的前提下,提出增加機載發射機和接收機通道容量的設計方案。* based on the test programs aiming at different devices, the basic methods for transmitter test, receiver test, system code test and interface test are concluded. according the methods, the field of the test system can be extended largely
*在針對不同被測設備程序設計基礎上,歸納出發射機測試、接收機測試、系統編譯碼測試、介面測試的基本測試方法,對今後被測設備型號擴充,有極大的借鑒意義。When used in conjuction with a spectrum analyzer or a measuring receiver, the probes can be used to locate and qualify emi sources, as well as evaluate emc problems at the
電纜饋送,當探頭與頻譜儀或測量接收機連用時,探頭可用於探測電磁干擾源,以及評估電路板和樣機試驗階段的電磁相容問題。( 3 ) the features of the low frequency time - code receiver are digital, high performance and high precision. on the basis of the testing flat of low frequency time - code, we designed a low frequency time - code receiver based on software radio
在前面已經實現的低頻時碼信號測試平臺的基礎上,對設計一種基於軟體無線電模式的低頻時碼接收終端作了初步的探討,為今後的全數字化接收機的實現打下一定的基礎。Subsequently, the communication of wireless is introduced as well as the key points of receiver ’ s rf front end. then, the design methods of receiver with high linearity and high dynamic range are recommended too. also, the blue print of the receiver, the achievement of function guide line and the problems in real debugging are discussed in detail
本文先介紹了當代無線電導航的狀況以及發展趨勢和無線電的傳播,然後對接收機射頻前端的關鍵技術指標進行了深入分析,還介紹了系統在大動態范圍,高線性實現的一些設計方法,之後詳述了本項目採用的方案、具體功能指標的實現以及在設計與實現中應該注意的問題,最後給出系統的測試結果。Text the range of gps receiver rf input signal, simulate cable loss of signal strength etc
Gps接收機rf輸入信號范圍測試模擬電纜線信號衰減等。Furthermore, it discusses how to improve the reliability and consistency of the system and how to design the constraint files of place and route. at the present, we have tested this responder system roundly. this system is reliable steady and highly accurate and meet our expectant aim
目前,本論文介紹的單脈沖二次監視雷達應答信號處理器已經完成全方面的測試,系統具有較高的可靠性、穩定性和系統精度,滿足設計要求,達到了預期的目的,可以應用於單脈沖二次雷達接收機上。It can be used in any complex environment, can locate all paths from transmitter to receiver which avoid redundant calculation, and it is a standard 3 - d forecast model ; in addition, it is a point to point ray tracing method based on specular theory which do n ' t carry out the receive test ; furthermore the model adopt the reverse arithmetic which exert the tree concept in data frame and establish a virtual fountain tree permanently, the proagmme can back - search the virtual fountain tree when it is running. these operation increase the calculate speed and it result in the higher receive efficiency and precision. the thesis design a programme to compare the prediction results based on ray tracing method of virtual fountain tree between the measurement results and prediction results based on the other transmittion models. the comparsion result indicate the new model is a better model
它可應用於任何復雜的傳播環境中,能找到發射機到接收機之間的所有電波傳播路徑而無須冗餘的計算,是一種準三維的預測模型;另外,從本質上講,它仍然是一種基於鏡像理論的點對點的射線跟蹤法,所以它無須進行接收測試;而且由於採用了反向演算法,運用數據結構中多叉樹的概念,先確定需要計算的場點位置,找出所有能從源點到達場點的射線,並且可一次性建立一個虛擬源樹,以後每次的計算只要通過對該樹進行後序遍歷即可,大大提高了運算速度,因而有較高的接收效率與精度。本文對該模型進行了相應的模擬,並將其預測結果與實測結果以及基於cost231經驗性模型和基於強力射線跟蹤確定性模型的預測結果進行了比較,結果表明了該模型的優越性。Methods of measurement on radio receivers for various classes of emission - measurement of the characteristics relevant to radio data system reception
各類發射的無線電接收機測量方法.無線電數據系統接收特性測試Methods of measurement on radio receivers for various classes of emission - part 9 : measurement of the characteristics relevant to radio data system reception
各種發射類別的無線電接收機的測量方法.第9部分:無線電數據系統接收特性測試In this dissertation, the method to design and realize the digital receiver in the field programmable gate array ( fpga ) has been discussed ; combining coordinate rotation digital compute ( cordic ) to design nco, we get a efficient structure without multiplications
本論文正是運用現場可編成邏輯器件( fpga )設計與實現數字接收機問題開展研究,結合坐標旋轉數值計算( cordic )演算法實現數控振蕩器( nco ) ,得到一種免乘法器高效可移植性好的數字接收機fpga實現結構,並在現有的硬體平臺上進行了接收機系統的調試,測試結果表明該接收機能夠達到系統指標要求。The first chapter, introduce the rf receiver ’ s devolop and current situation. the second chapter, introduce the effect of the exterior environment to the rf receiver. the third chapter introduce some different structure and the design parameters of each structures. the parameters of the rf receiver are introduce in fourth chapter. the fifth chapter design a s band rf receiver. this s band rf receiver use a structure of superheterodyne module
第五章,介紹了一種s波段射頻接收前端的設計,基於分析的結果對一種射頻接收機的低噪放大、下變頻、鎖相環( pll )頻率合成器、中頻agc電路進行了設計,並在第六章完成了接收機各組件及總體的測試。Second, the whole process of developing the test system is introduced. the design of optical structure, mechanical structure, laser, fiber, monitor software and database software are all presented in detail. third, the process of debugging and test is introduced
其次,對pin光接收器測試系統研製的全過程進行介紹;重點論述了光學、機械結構的設計、激光光源、光纖的選擇和應用以及自動測試和集中監控應用軟體的集成和數據庫軟體的編制。分享友人