data receiver 中文意思是什麼
data receiver
解釋
數據接收端-
According to the gps receiver and the fathometer capability and requirement, the correlation index of data interface is : the sounding data is gathered 2 times per second, and gps data is gathered 1 time per second
按gps接收機、測深儀的性能和要求，數據介面的相關指標設置為：水深數據每秒採集2次， gps數據每秒採集1次。 -
The second, the main work in the paper is discussed. they are include : the theory and character of electromagnetic leaking from a computer ; the theory of accumulation mean filter and pectination filter ; the analysis of synchronous signal precision, at 10 - 12 second level, for stably intercepting ; the technology requirement of receiver and data acquisition board for clearly displaying the images recovered from the intercepted data
本文從計算機視頻電磁泄漏和數字濾波器兩方面的基本理論出發，詳細論述了計算機視頻信息電磁泄漏的原理及特點，指出視頻泄漏信息的頻譜是以行頻為周期的譜線；分析了重加濾波器和梳狀濾波器的性能；分析了視頻泄漏信息截獲的條件；推導出穩定截獲視頻泄漏信息需要對同步信號的精度控制在皮秒級；論述了清晰再現對接收機和數據採集卡的技術要求。 -
Considering the precision and cost of sea - route in our country, gps oem board was selected positioning for system in stand - alone model ( not dgps ). there is abundant time to processing and optimizing data for gps receiver because the reactive speed of pharos is on hour level contrast to strict real time
根據航道定位精度要求與成本承受能力，系統選取低成本的gpsoem板接收機進行單機定位，由於航標燈監控有一定實時性但又非嚴格意義上的實時性，其反應速度可到小時級，這為gps接收機定位提供了寬裕的時間作為數據處理與優化。 -
Wep and wpa encryption support provides secure data transfer from the sender to the receiver
Wep和wpa加密保護支援，使寄件者可以將資料安全地傳送給收件者。 -
The main research works of this dissertation are aimed to design of radar waveform and the application of wavelets in ultra - wide radar, including : the design of a new kind of hybrid radar and the research of time side - lobe suppression for pulse compression, the design of receiver r adio front end in data acquisition of ultra - wide band radar, the time delay estimation based on wavelets ( packet ) analysis
本文主要進行雷達波形設計研究以及研究小波理論在超寬帶雷達中的應用，集中體現在以下幾個方面：一類新的組合雷達波形設計及壓縮脈沖時間旁瓣抑制技術研究、超寬帶雷達多通道數據採集方法中前端射頻接收部分的設計及研製、基於小波（包）方法的時延估計方法。 -
To jupiter gps oem board receiver of the low cost, the software was developed according to the original data of satellite, the primitive observation data of receiver and gps theory of technology based on gps pseudo - range observation and carrier phase measurement. 2
針對低成本的jupitergpsoem板接收機，直接根據星歷原始數據和接收機原始觀測數據以及gps定位技術的理論進行了gpsoem板的偽距與載波相位定位軟體的開發。 -
Dvb / mpeg - 2 transport stream multiplexer / demultiplex takes an important role in digital video broadcasting system. it can combine several transport streams from source encoder into a single transport stream to transport channel, or demultiplex trasnsport stream into one program sorce to source decoder. its performance has a great influence on the program transmission ability of hdtv system and the decoding quality of decoder in hdtv receiver. mpeg - 2 system multiplexer signalized video, audio, host data and so on to fixed length packet type for making transport stream
Dvb mpeg - 2傳送流復用解復用是數字電視廣播系統中的重要組成部分之一，它將從信源編碼器輸出的多路節目源復用成一路傳輸流送入傳輸通道，或者從通道中包含多路節目源的一路傳輸流中解復用出一路節目送到解碼器解碼。 -
Rate - distortion analysis and rate control play a key role in video coding and communication systems by providing the rate - distortion optimized compression performance, assuring the successful network transmission of the coded video data, and achieving the best visual quality at the receiver
為了取得最優化的壓縮效率，確保編碼數據在通道成功傳輸，並在接收端獲得最佳的視頻質量，率失真優化和碼率控制技術具有重要的地位。 -
A study on hardware truss of distributed mine gas monitoring system based on wireless data transmitter - receiver and fiber communication technology
基於無線數傳電臺的分散式煤礦瓦斯監測系統硬體架構的研究 -
Transmitter, receiver and ground communication equipment used in domestic satellite communication earth stations - technical requirements. part 4 : intermediate data rate transmission equipment
國內衛星通信地球站發射接收和地面通信設備技術要求第四部分中速數據傳輸設備 -
Rake, as a key technique for communication, is of great significance for the receiver development accommodated to ground - to - air data link
如何根據地?空通信特點，研製滿足該通信鏈路的rake接收技術，對于提高接收機性能具有重要意義。 -
Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays
二、具體研究工作的系統報告，主要集中在以下幾方面：研究如何利用單臺雙頻gps接收機的觀測信息確定電離層延遲改正模型，為小范圍的單頻用戶服務；研究如何實時分離gps觀測中的儀器偏差與電離層延遲；研究如何建立較大區域的電離層格網模型，進而初步設想利用中國地殼運動觀測網路深入研究我國領域的電離層的電子濃度變化規律；研究單頻用戶在不利條件下，如何更好地利用電離層延遲改正信息；研究利用gps監測隨機電離層擾動的基本理論和框架方案；研究如何綜合顧及電離層的周日、季節和年變化，進一步提高利用gps模擬電離層延遲的能力；研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。 -
Traditional multiuser detector make good use of all signals which resuilt in multiple access interference so that it provides optimum mai resistance. ( 1 ) nevertheless, it assumes that the receiver can acquire the signature waveform and timing of desired user and the interfering users ; ( 2 ) it has no ability to suppress intercell multiple access interference ; ( 3 ) it cannot be applied in downlink channels. adaptive multiuser detector eliminates the need to know the signature waveforms and the timing of the interferes and has to need training data sequences for every active user
傳統多用戶檢測在單用戶檢測技術基礎上，充分利用造成多址干擾的所有用戶的信息進行聯合檢測，從而具有良好的抗多址干擾能力，但存在一些缺陷： （ 1 ）不僅要求知道期望用戶的地址pn碼及其定時信息，還要求其他干擾用戶的地址pn碼及其定時信息； （ 2 ）不能消除其他相鄰小區的多址干擾對本小區的影響； （ 3 ）不能直接應用在cdma移動通信系統中的下行鏈路。 -
The output of hdlc data package was coded by nrzi, then conducts the modulation of gmsk baseband signal through dsp. the message was correctly analyzed by sabb receiver, which proved the interconnection and intercommunication between apparatus
產生的hdlc數據包通過nrzi編碼后，再通過dsp進行gmsk基帶信號的調制，此消息被sabb接收機正確解析，證明了設備的互連互通。 -
Secondly, the thesis designs a kind of scheme of simulcast base station and center base station. and the requisite requirement and chip are introduced here, and the most important controller is atmega128, the avr microcontrollers of atmel corporation. the other roles are played by voice processing circuit, simulcast broadcasting station, data transmission broadcasting station, link transmitter - receiver and gps module etc. and some theory is introduced here, which includes a / d conversion and correct code
然後，給出了一種同播基站和中心基站子系統的設計方案並簡要說明了所使用的各種設備和晶元，其中最主要的基站控制器由atmel公司的avr單片機atmega128來完成，其它的還包括語音處理電路、同播電臺、數傳電臺、鏈路機、 gps模塊等，並介紹了相關的理論知識，包括a / d轉換，糾錯編碼等。 -
This article develops a research on the underwater acoutics position technology with the short array - group and designs hardware of this system based on application background, which includes the receiver, controlling sub system and interface sub system and the wave ( data ) collecting sub system
本論文對短基線水聲定位技術進行了研究並設計了基於工程應用背景下的硬體電路系統。主要包括：接收機分系統、控制及介面分機分系統和波形（數據）採集分系統。 -
An engineer case is introduced, which is " the identification of coke oven sequence number and distant transmission of pushing coke information ". advanced technology of wireless data transmission and computer control is adopted to improve pushing coke motor. the data transmitter - receiver is introduced in the engineer case, and the improved step - by - step decoding algorithm is put into practice
在此系統中對推焦車採用較為先進的無線遠傳技術和計算機控制技術進行改造，選用深圳「友迅達」的數傳電臺fc - 201 e開發了「推焦過程信息遠程傳輸系統」 ，並將本文提出的這種改進的step - by - step譯碼演算法應用其中，實現推焦車上的推焦過程監測儀和上位機以及其他現場執行機構的可靠、有效的通訊。 -
The most important and complex conception in tcp is the way to deal with time - out and retransmission. as other reliable protocols, tcp expects that a receiver can send a ack, after receiving new bytes from data stream
Tcp最重要並且最復雜的概念之一就是其處理超時和重傳的方式，和其他可靠的協議一樣， tcp希望目的站成功地從數據流中接收新的位元組之後能夠回送確認信息。 -
This thesis analyzed the error performance of mfsk and mpsk modulator in hf with optimal receiver, studied the shortcoming and strongpoint of several typical short - wave data transmission systems and their performance over fading and intersymbol interference channels. the theory and key technical of adaptive modem is discussed. in the last, an efficient modulation scheme - block coded modulation is introduced into hf radio systems to improve the efficiency of hf data transmission, this paper also proposes a hf data transmission system scheme composed of a block coded modulator and a decision feedback type adaptive equalizer
本文在對短波數傳兩種常見調制方式fsk及psk最佳解調性能分析的基礎上，討論了幾種採用典型調制技術的短波數傳系統（如時頻調制、多進制頻移鍵控慢跳頻、 chess系統）原理、優缺點以及抗衰落和抗符號間干擾的性能；分析了自適應串列數傳系統抗短波通道衰落和多徑干擾的原理、關鍵技術；在本文的最後引入一種有望解決短波數傳系統低效率狀況的調制方式bcm -分組編碼調制，給出了一個採用bcm技術與自適應均衡技術相結合的短波數傳系統方案，並通過計算機模擬進行了初部驗證。 -
In this paper, we describe an self - adapted multimedia stream model based active signaling and probe. in the active network, routers deploy active signaling excution environment and probe, furthermore probe will scout active environment and adjust resource reservation level of routers while network resource is enough, then work in sender to transport. active network have a lot of branch, we exert active reservation protocol and rsvp to carry through active router ' s reservation, handle probe to detect starte, sender will send vary quality media data, receiver request differ quality media reservation, so wo can achieve media stream availability transmit and control. this model is bringed forward multimedia stream, but adapted for lots of transmit and control.
在一個主動網路中，路由器配置主動信令運行環境和探針程序，由探針對主動環境的狀態進行監視，在網路資源充足時調整主動路由器的資源預留水平，並配合發送端進行合適的傳輸。主動網路已產生了眾多的研究分枝，我們運用了主動信令協議（ asp ）和資源預留協議（ rsvp ）來進行主動路由器的資源預留，運用主動探針進行狀態的探測，由發送端發送不同質量的媒體數據，由接收端請求滿足不同質量媒體預留，從而實現流的有效傳輸和控制。
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