code signal造句
造句與例句
手機(jī)版
- Hmm . suggest dismantling the coded signal , doyou
你是想去撤銷那個(gè)加密信號(hào)？ - Suggest dismantling the coded signal , do you
你是想解除這個(gè)信號(hào)嗎？ - Simulation of synchronization algorithm of satellite p - code signals for gps
碼信號(hào)同步算法的仿真研究 - For binary coded signal , we only introduce the network weighting method
對(duì)二相編碼的旁瓣抑制技術(shù)僅介紹了加權(quán)網(wǎng)絡(luò)方法。 - Binary coded signal
二進(jìn)制編碼信號(hào) - Horology . time transmission from masterclock to secondary clocks by coded signals on double - wound . requirements
鐘表業(yè).在雙繞線上用編碼信號(hào)從母鐘到子鐘的時(shí)間傳送.要求 - The key point in fbg sensors lies in precise measurement of minute shift of bragg reflecting wavelength , that is demodulating the coded signals of wavelength
Fbg傳感器的關(guān)鍵就在于精確的檢測(cè)bragg反射波長(zhǎng)的微小移動(dòng)，即對(duì)波長(zhǎng)編碼信號(hào)進(jìn)行解調(diào)。 - Large time - band product signals such as linear frequency modulation signals ( lfm ) , nonlinear frequency modulation signals ( nlfm ) , phase coded signals and so on are one of key technologies for pulse compression radar systems
具有大時(shí)寬帶寬積的信號(hào)，如線性調(diào)頻信號(hào)、非線性調(diào)頻信號(hào)、相位編碼信號(hào)等是雷達(dá)應(yīng)用脈沖壓縮技術(shù)的關(guān)鍵之一。 - Based on the statistics characteristic of prc - phase - modulation cw phase - array guidance radar , this thesis discusses the signal processing method and cfar algorithm of multiple repetition frequency pseudo - noise m - sequence phase coded signal
本文結(jié)合偽碼調(diào)相連續(xù)波信號(hào)體制的特點(diǎn),深入研究了多參差重復(fù)頻率偽隨機(jī)m序列相位編碼信號(hào)的處理方法和恒虛警檢測(cè)算法。 - Based on the single cycle detector , the finite cycle detector is proposed for the detection of phase - coded signals . the finite cycle detector has a good performance under unknown the spreading code sequence , initial phase , spreading code timing epoch
針對(duì)相位編碼信號(hào)的檢測(cè)，提出了基于單循環(huán)檢測(cè)器的有限多循環(huán)檢測(cè)器，可在沒(méi)有編碼序列、初相、編碼序列初始時(shí)間等信息的情況下，取得理想的檢測(cè)效果。 - It's difficult to see code signal in a sentence. 用code signal造句挺難的
- At first the merits and implementation of the digital pulse compression subsystem are introduced in this paper . then the characteristics of phase coded signals are discussed and the two classic binary phase codes ? ? barker code and m - sequence are dealt with in details in the following
文中首先綜述了數(shù)字脈沖壓縮的優(yōu)點(diǎn)及其實(shí)現(xiàn)方法，接著討論了相位編碼信號(hào)的特點(diǎn)，并詳細(xì)分析了巴克碼和m序列這兩類典型的二相碼信號(hào)。 - Pulse compression technique and large timeband product signals such as linear frequency modulation signals , nolinear frequency modulation signals , phase coded signals and so on are widely used in modern radar systems to improve the resolving power both in range and in speed domain
現(xiàn)代雷達(dá)為了提高雷達(dá)作用距離和速度分辨力、距離分辨力，廣泛采用了脈沖壓縮技術(shù)及大時(shí)寬帶脈壓信號(hào)如：線形調(diào)頻、非線形調(diào)頻、相位編碼信號(hào)等。 - This paper analyses deterioration model of bar code signals after the point spread function convolution , and presents two kinds of recognition algorithm in correspondence to different bluring degrees of bar code signal : one based on midpoints detection and the other based on waveform analysis
分析了條碼信號(hào)經(jīng)過(guò)點(diǎn)擴(kuò)展函數(shù)卷積后的降質(zhì)模型。針對(duì)條碼信號(hào)模糊程度的不同，提出兩種識(shí)別方法：基于中點(diǎn)檢測(cè)的條碼識(shí)別方法和基于波形分析的條碼識(shí)別方法。 - Take integrity of object information into condition , a two - dimension signal processing method which can make a measurement of the target ’ s speed as well as the range is brought forward at the basis of waveform parameter design . and simulation in the background of hf multi - object with noise is taken . a comparison of signal properties , processing and antinoise detection performance is taken between mcpc and another two high range resolution radar signals : single carrier pulse coded signal and step frequency pulse coded signal
考慮到目標(biāo)信息提取的相對(duì)完整性,以高頻雷達(dá)為背景,在對(duì)多載波相位編碼脈沖串信號(hào)參數(shù)設(shè)計(jì)的基礎(chǔ)上,推導(dǎo)了三種多載頻相位編碼脈沖串信號(hào)的距離速度二維處理過(guò)程并相應(yīng)的對(duì)多目標(biāo)噪聲環(huán)境進(jìn)行了仿真;將多載波相位編碼信號(hào)與另外兩種距離高分辨信號(hào):單載頻相位編碼信號(hào)和相位編碼階梯跳頻信號(hào),在信號(hào)特性、處理過(guò)程和抗噪聲特性方面進(jìn)行了對(duì)比;本文從理論上為多載波相位編碼信號(hào)的波形設(shè)計(jì)和分析、信號(hào)的處理打下基礎(chǔ)。 - Assigning serial different address code to different subscribers , useful signal is taken out of the same time slot and frequence , and is transmitted with one share channel . at received end , system makes use of completed address code from sending end to do correlative check and take out useful subscriber signal . the other address code signals are treated as broadband disturbing signal which is removed . in radio environment of existing variable disturbtion and muti - way declining , expand frequence signal ’ s broadband characteristics can improve system performance obviously . cdma mobile telecommunication system has some better characteristics , such as anti - disturbing 、 anti - way declining 、 secrecy 、 capacity 、 utilizing rate of frequence resource and so on , than other mobile telecommunication system
Cdma ( codedivisionmultipleaccess )移動(dòng)通信系統(tǒng)的技術(shù)基礎(chǔ)是基于擴(kuò)頻技術(shù)的碼分多址,通過(guò)給不同的用戶分配各自特定的地址碼序列,將處于相同時(shí)隙和頻率的用戶信號(hào)分離開(kāi)來(lái),采用共享信道方式傳輸信息。在接收端,系統(tǒng)利用與發(fā)送端完全一致的本地地址碼對(duì)接收信號(hào)進(jìn)行相關(guān)檢測(cè),提取需要的用戶信號(hào),而將其他使用不同碼型的信號(hào)視為寬帶干擾而從中剔除掉。 - Once has the bandits and thieves to intrude guards against the place , the detector launches the wireless coded signal immediately , the networking center number which installs when is apart from defense area 150 meter within the main engine to send out the police whistle sound to report to the police immediately , reports to the police dials to establish in advance or reports to the police the telephone , the handset number , answers in the police telephone to return puts user pre - record to report to the police the pronunciation , long - distance reports to the police , simultaneously comes the real - time transmission through the internet to deploy troops for defense , to withdraw from a defended position , to report to the police and so on the condition , inquires the historic record through the computer network
該系統(tǒng)還采用美國(guó)進(jìn)口原裝芯片與先進(jìn)的無(wú)線數(shù)字高頻技術(shù)微電腦cpu控制器主機(jī)組成。在防范地點(diǎn)安裝好主機(jī)后，并設(shè)置在布防狀態(tài)。一旦有盜賊闖入防范地點(diǎn)，探測(cè)器立刻發(fā)射無(wú)線編碼信號(hào)，安裝在距防區(qū)150米以內(nèi)的主機(jī)立即發(fā)出警笛聲報(bào)警，報(bào)警時(shí)撥打預(yù)先設(shè)定的聯(lián)網(wǎng)中心號(hào)碼或報(bào)警電話手機(jī)號(hào)碼，接警電話里回放用戶預(yù)錄的報(bào)警語(yǔ)音，遠(yuǎn)程報(bào)警，同時(shí)通過(guò)互聯(lián)網(wǎng)來(lái)實(shí)時(shí)傳遞布防撤防報(bào)警等狀態(tài)，通過(guò)電腦網(wǎng)絡(luò)來(lái)查詢歷史記錄。 - Based on the amplitude and phase of two - order cyclic spectrum of phase - code signals , a novel cyclic spectrum estimation approach is proposed to estimate the carrier frequency , chip width , amplitude , initial phase , timing epoch of spreading code under no parameter information . this approach is computationally efficient , and is easy to be implemented , and it shows a good estimation accuracy over analysis
基于相位編碼信號(hào)循環(huán)譜的幅度和相位特性，提出了二階循環(huán)平穩(wěn)參數(shù)估計(jì)方法，可莊沒(méi)有任何參數(shù)信息情況下，實(shí)現(xiàn)載頻、碼片時(shí)寬、幅度、初相、編碼序列初始時(shí)間等參數(shù)的估計(jì)，估計(jì)方法計(jì)算量少，易于實(shí)現(xiàn)，且有良好的估計(jì)精度。 - In the dissertation , phase - coded signals and chirp signals are studied . because the two signals have cyclic features , the cyclostationary theory has been applied in the detection and estimation of both signals . some novel methods of detection and estimation are proposed after intensive investigation
本文主要對(duì)兩種主要低截獲概率信號(hào)(相位編碼信號(hào)和線性調(diào)頻信號(hào))進(jìn)行了研究和探討，基于兩種信號(hào)都具有循環(huán)平穩(wěn)性，將循環(huán)平穩(wěn)理論應(yīng)用于信號(hào)的檢測(cè)和參數(shù)估計(jì)，通過(guò)深入研究提出了一些有效的檢測(cè)和估計(jì)方法。 - This dissertation mainly studies the pulse compression waveform designing and signal processing , including the following aspects : firstly , by the pulse compression basic theory , the linear frequency modulation signal ( lfm ) , binary phase - coded signal ( bc ) and stepped - frequency ( sf ) signal are discussed respectively including the ambiguity function , pulse compression and spectrum characteristic
本文主要進(jìn)行脈沖壓縮雷達(dá)波形設(shè)計(jì)以及信號(hào)處理方面的研究,主要體現(xiàn)在以下幾個(gè)方面:首先,從脈沖壓縮基本理論出發(fā),分別給出了線性調(diào)頻、二相編碼和頻率步進(jìn)信號(hào)的模糊函數(shù)、脈沖壓縮以及頻譜特性,對(duì)多普勒性能進(jìn)行了簡(jiǎn)要分析。 - Pulse compression technique is widely used in modern radar systems . large timeband product signals such as linear frequency modulation signals ( lfm ) , nonlinear frequency modulation signals ( nlfm ) , phase coded signals and so on are used in pulse compression technique to improve the resolution in range domain
現(xiàn)代雷達(dá)系統(tǒng)廣泛采用脈沖壓縮技術(shù),在確保雷達(dá)作用距離和速度分辨力的前提下,采用大時(shí)帶積脈沖壓縮信號(hào):如線性調(diào)頻( lfm ) 、非線性調(diào)頻( nlfm )和相位編碼信號(hào)等,提高距離分辨力。
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