carrier communication system 中文意思是什麼

carrier communication system 解釋
載波通信系統
  • carrier : n 1 運送人，搬夫；負荷者；使役，〈美國〉信差，郵遞員；送報人；〈英國〉運輸行，運輸業者。2 傳書鴿...
  • 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。
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. Application study on low - voltage power line carrier wave spread spectrum communication system

    低壓電力線載波擴頻通信系統的應用研究
  2. Technique of transmitting data via power line （ pl ） ， a new technique developed in recent years ， is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage ， disadvantage and the current state of the power line carrier communication 。 the advantage ， method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper ， after introducing the principle of ssc ， design of hardware and software of the system are been discussed 。 this system has been put into use ， the result has proved its high stability and reliability

    本文研究旨在提供一種利用低壓電力供電網路、低成本、高可靠地實現公共事業收費自動化和小區物業管理智能化的技術應用。討論了電力線載波通信的優、缺點及現狀，擴頻技術在電力線載波通信應用的優點、方式和現狀，並對低壓電力線網路的特性進行了簡單的分析。在闡述了擴頻通信的基本原理的基礎上，本文詳細地介紹了電力載波遠程抄表系統的具體實現，包括硬體模塊和管理軟體本系統已投入運行，具有較高的穩定性和可靠性。
  3. Then studies a peculiar multi - carrier direct sequence spread spectrum ( mc - ds - cdma ) technology, analyzes the methods of processing multi - carrier signals and study the mathematical module of multi - carrier communication system receiver

    然後對本文所研究的這種特殊的多載波直接序列擴頻技術進行闡述，分析了多載波信號處理的方法和研究了多載波接收機的數學模型。
  4. The design of power line spread spectrum carrier communication system in fpga with digtal technology

    的數字化電力線載波擴頻系統的設計
  5. Application of power line carrier communication to blade coal feeder monitoring system

    電力載波通信在葉輪給煤機監控系統中的應用
  6. The system can resolve the noise and impedance on the power line and obviously improve the abilities of anti - disturbance and successful rate of communication. at the same time, the software realy method and arithmetic is also introduced to settle the problem of attenuation and increase the distance of carrier communication, it can satisfy the need of remote reading meter system

    該系統有效地克服了電力線噪聲和阻抗變化等干擾因素，提高了抗干擾能力和通信成功率，同時提出軟體中繼的思想和演算法並加以實現，進一步抑制了線路衰減快的問題，使載波通信的距離增加，滿足了遠程抄表系統的要求。
  7. A pemote supervisory system of street - lampls based on the power - line carrier communication

    基於電力線載波通訊技術的公共路燈遠程監控系統
  8. It is necessary in digital communication system that carrier recovery can compensate frequency offset and phase jitter brought by transmission and modulation. this paper is mainly focused on carrier recovery technique. we introduce the channel model at cable headed and receiving site. firstly, we introduce the principle of carrier recovery and give some algorithms of them, which are directed - decision, reduced constellation and frequency sweeping

    本論文緊緊圍繞著數字通信系統中的載波恢復技術，在介紹了有線通信系統所用的調制解調通道模型后，首先闡述了載波恢復技術的思想和基本原理，在此基礎上給出了三種載波恢復演算法，即判決導向演算法、簡化星座判決演算法和掃頻演算法，並且給出了其各自的模擬圖：然後深入研究了一種適合高階qam並且能糾正較大頻偏的載波恢復技術：極性判決演算法。
  9. 2 the electromagnetic compatibility ( emc ) of the new radio induction system is analyzed, this paper studies the affections for the new radio induction system excited by the conductive interference and radiated interference, this paper also studies the affection to the out - space environment excited by the new radio induction system. 3 this paper studies the applications in analog carrier communication for the new radio induction system from the mod - d

    2研究了新型無線感應系統的電磁兼容性，分析了傳導干擾對新型無線感應系統的影響，分析了輻射干擾對新型無線感應系統的影響；分析了新西南交通大學博士研究生學位論文第11頁? ? 3主要從調幅（ am 、 dsb 、 ssb ） 、窄帶調相（ nbpm ） 、窄帶調頻（ nbfm ）等調制解調中研究了新型無線感應系統在模擬載波通信中的應用並進行了模擬，研究了上述調制解調相應的解調增益。
  10. A remote record system is designed using integrated circuit based on direct sequence spread spectrum carrier communication technology and can transfer data from the sender to the receiver via low voltage power line

    本文應用擴頻晶元設計了一種遠程抄表系統，它採用直接序列擴展頻譜通信技術，以低壓電力線作為媒介進行通信。
  11. Construction objective ： within 3 years, it aims to build a core zone of chongqing northern business and trade center with a rational function division, completed infrastructure, well - organized communication system, beautiful ecoenvironment, based on the development of business and trade as its leading role, pedestrian mall as its carrier, retail / whole sale as its base and shopping / leisure activities as its theme

    建設目標用三年時間，建成一個功能分區合理、基礎設施配套、步行系統完善、交通組織暢達、生態環境優美，以商貿發展為主導、以步行街區為載體、以零售批發為基礎、以購物休閑為主題、以都市景觀為標志的重慶北部商貿中心核心區。
  12. Under such background, we propose a new intelligent two - wire valve system based on power - line carrier communication and cebus. the key techniques involved in the intelligent two - wire valve are valve information abstraction, valve development, application research of cebus, power - line modeling and research of power - line communication technique

    正是基於這樣一種背景，在綜合國內外公開文獻的基礎上，我們提出了基於電力線載波傳輸和cebus現場總線的智能二線閥系統的概念，並對其相關關鍵技術進行了基礎研究。
  13. How to understand the correlation of parameters and its influence in communication system is the essential task in the research of communication system. through carrying on research and analysis to various kinds of adaptive algorithms, this paper is focus on the application of the algorithm in demodulation in the digital signal carrier transport. the dpsk signals demodulation basing on adaptive algorithm is improved on and a new method is presented for qdpsk and qam signals demodulation by adaptive filter

    簡單分析討論了ask 、 fsk的自適應解調方法，由於本研究的戰術電臺中信號處理採用的是psk方式，所以本文重點研究了利用ndlms演算法對dpsk信號的解調方法，並且結合調制信號中正交載波的特點，提出了qdpsk信號自適應解調方法，在提出上述方法后，本文通過模擬進行了驗證。
  14. The key equipment of mobile carrier satellite communication system is the automatic tracking system of satellite antenna

    移動載體衛星通訊系統的關鍵設備是衛星天線自動跟蹤系統。
  15. A remote record system is designed based on power line carrier communication

    本文運用電力線載波技術設計了一種遠程抄表系統。
  16. In this paper a control system of intelligent building is introduced which is based on power line carrier communication

    摘要介紹了一種基於電力線載波的樓宇智能控制系統的實現方法。
  17. Chapter four analyses the characters and difficulties of power line carrier communication, describes x - 10 communication protocol and the overall frame of intelligent home system based on x - 10 protocol

    第四章詳細介紹了x - 10通訊協議，分析了電力線載波的特點和難點，最後介紹了系統的總體結構。
  18. A lower voltage power line carrier communication system on spread spectrum technology based on this condition is designed, which is composed of a singlechip computer at89c51 and pl2101b. this article described the hardware and software of the system, and the field - test showed the system is feasible

    在此基礎上，開發了基於擴頻技術的低壓電力線載波通信系統，系統主要由at89c51和擴頻通信晶元pl2101b組成，完成了該系統的硬體設計、製作，軟體的編程和調試。
  19. The creative work to this problem and the work to article are described simply the author introduces the various ways of communication, compares the power line cdrier communication and others, the question of the system ' s designing is put forward, the wfplc35l0 anddle - voltage power line carrier communication system how to work and how to transinit

    本文詳細的介紹了wfplc3510中壓配電載波通信系統的結構、 wfplc - m1中壓配電載波數據機的軟、硬體設計、耦合裝置的設計並提出了一種在工程實際中經常遇到的配電線出現斷點情況下，載波信號跨越斷點傳遞的解決方案。
  20. Base on the chip - essc16 the hardware and software design of a low - cost, - cost, high - reliability power line carrier communication system are realized in the paper. the system has already applied in liaoning, hebei and shandong etc., the users are satisfactory with its communication reliability and transmission capability

    本文最後完成了基於esssc16載波晶元的電力線載波通信系統的物理層設計和軟體設計，該系統具有功能齊全、結構簡單、系統組建靈活的特點，目前已在遼寧、河北、山東等地安裝使用，在通信可靠性、傳輸質量上非常適合我國電力線現狀，用戶反映良好。
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