radio communication receiver 中文意思是什麼

radio communication receiver 解釋
無線電臺通信接收機
  • radio : n. 1. 無線電訊[電報，電話]；無線電，射電。2. 無線電廣播；無線電（廣播）臺。3. 收音機。vt. ,vi. 用無線電傳送[廣播]；（向…）作無線電廣播[傳送]；用X射線拍照；用鐳醫治。
  • communication : n. 1. 通訊，通知；交換；信息；書信，口信，通報。2. 傳達，傳授；傳播；傳染。3. 交通，交通機關；聯系，連絡（設備）。4. 【宗教】接受聖餐。
  • receiver : n 1 接受者。2 收稅人，收稅官。3 招待人。4 窩家，收買賊贓的人。5 應戰者。6 【法律】破產案產業管理...
  1. Along with the development of the technology of the wireless communication particular the modern modulation and software radio technique, meantime the employ of wireless frequency are more presser, the development of the receiver tend towards high performance and high integration

    隨著無線通信技術特別是現代調制體制和軟體無線電技術的快速發展，且無線頻譜的擁擠程度日益加劇，無線電接收機在設計和實現上越來越趨向于高性能、高集成度方向。
  2. In wcdma system which uses direct sequence to spread spectrum, the spread spectrum code ( pn code ) phase of the receiver must be synchronized with that of the received signal precisely to despread and demodulate the signal correctly. multipath channel exists in the mobile communication environment for the radio signal reflection by obstacles between transmitters and receivers. by using the autocorrelation of the spread sprectrum code, rake receiver can process received signals and therefore multipath components can be resolvable

    在wcdma系統中，為正確解擴解調接收到的擴頻信號，接收機本地產生的擴頻碼（ pn碼）相位必須和接收信號中的擴頻碼相位完全同步;同時移動通信環境中的傳輸信號由於接收機和發射機之間的直達路徑有可能被建築物或其他障礙物所阻礙，總是經過折射或反射的多條路徑后才到達接收機，從而產生多徑通道。
  3. The radio frequency front end acts as information receiver and processor in the modern communication circuits. it is a very important part of the communication block

    射頻前端在現代通訊電路中起著接收和處理信息的作用，是通訊模塊中一個非常重要的部分。
  4. It ' s briefly demonstrated that the overall plan of the close range shortwave marine communication system, which including format of radio propagation, operation frequency, communication architecture, main parameters and the sampling part of receiver

    以水下作戰平臺對母艦的短波通信為背景，對海上近距短波通信系統的總體方案進行初步論證。其中包括電波傳播形式的論證、工作頻段的選擇、通信體制的選擇、接收機總體指標以及接收機采樣部分技術論證。
  5. This thesis adopts 8psk / qpsk modulation mode that ' s widely applied in short - wave communication to research all - digital blind receiver in burst mode based on software radio technology. then related solutions are given for the doppler frequency shift problem and multiple fading problem in short - wave channels. the arrangement of the thesis is below : chapter 1 gives brief description for the new technology and new systems of short - wave communication and for the development and appliance of software radio

    本文採用短波通信中應用廣泛的8psk qpsk調制方式，研究基於軟體無線電技術的突發模式全數字盲接收機，並對多音并行及慢速傳輸中存在的多譜勒大頻偏問題、單音串列、高速數傳時在短波通信鏈路中發生的干涉衰落問題做了研究，提出了相應的解決方案。
  6. Automatic recognition of modulation signals is the key problem in non _ cooperative communication systems. it is the required function of software defined radio receiver

    信號調制樣式的自動識別是非協作通信中的主要問題，也是軟體無線電接收機必備的功能之一。
  7. Future wireless communication systems trend to provide multi - services to mobile users. cdma technique is adopted by the 3rd generation mobile communication systems due to its flexibility in supporting multi - services. how to keep qos of heterogeneous services and utilize the scarce radio spectrum resources is challenging for 3rd generation mobile communication systems in this thesis we developed a radio resource allocation framework for wireless code division access ( cdma ) networks that support multi - class traffic with different data rates and bit error rate requirements. we proposed a new resource allocation scheme using joint adaptive power control and mmse multiuser receiver in multipath fading system

    為移動用戶提供多種業務服務是未來無線通信網路的主要發展方向。由於cdma技術具有靈活支持多種業務的優點，因而被第三代移動通信系統所采納。如何在惡劣的無線傳播環境里以及用戶運動且相互干擾的情況下為為各類業務提供qos保證，同時充分利用珍貴的無線頻譜資源，是基於cdma技術的第三代蜂窩通信系統必須致力解決的問題。
  8. This paper firstly introduce the background and signification of this research, tdd - cdma communication principle including its technology advantage, then research the critical technology of its physical layer such as power - control technology, soft handover, multiuser detection, diversity technology and rake receiver, software radio and smart antenna and so on

    第一章，簡明扼要地介紹了研究背景和意義以及本論文所做的工作。第二章，概述了tddcdma的通信原理，包括cdma擴頻通信原理、 tdd的工作原理、 tddcdma的技術優勢及存在的問題。
  9. Software radio technology is a whole new wireless communication technology. because of it, the innovation of receiver technology has begun, after stable to mobile, from analog to digital the software radio technology is another breakthrough in the wireless communication field

    軟體無線電技術是一種新的無線通信技術，它的出現導致了接收機技術的革新，被認為是無線通信從模擬到數字，從固定到移動之後的又一次突破。
  10. With the fast developing of software radio and digital technique, it is hoping to build a digital signal receiver based on software radio technique in communication as well as radar system

    隨著軟體無線電技術和數字技術的迅猛發展，無論是通信系統還是雷達系統，都希望能夠構建基於軟體無線電技術的數字接收機系統，以提高系統的靈活性。
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