hfc- 中文意思是什麼

hfc- 解釋

  • hfc : HFC ＝ high-frequency current.
  1. Applications : xdsl, hfc, home pna, stb, cable modem etc

    電纜數據機等通信設備中。
  2. The modulating technology of cable modem fits for hfc network

    主要研究了hfc網路mac層及其相關協議。
  3. Controlling techniques of channel sharing in hfc network

    網中的通道共享控制技術
  4. Secure technology in hfc broadband multimedia systems

    寬帶多媒體系統的安全技術
  5. Disscussion on the broadband access network technology of hfc

    寬帶接入網技術探討
  6. Building of intelligent community using radio and tv hfc network

    網構建智能化社區
  7. The design of hfc network management data modulator based on pll

    網管數據調制器設計
  8. Remoulding for the addressable two - way hfc network

    可尋址雙向網路改造
  9. Often seen failures in catv two - way hfc network and their countermeasures

    6對網路安全的改進
  10. Hy - 2000 hfc network management system

    寧波華業寬帶網路設備有限公司
  11. Research progress on thermodynamic properties of hfc - 227ea

    地溫規律及其可恢復特性增強傳熱研究
  12. Petroleum and related products - determination of the ageing behaviour of inhibited oils and fluids - tost test - procedure for category hfc hydraulic fluids

    石油及其產品.抑制油和流體的老化性的測定. tost試驗. hfc類液壓液的試驗程序
  13. The saturated densities, vapour pressures, and latent heats of vaporization for hfc working substances of refrigeration are calculated by using a set of general equations of thermophysical property of liquids

    摘要應用一套通用型流體熱物性方程對hfc類致冷工質的飽和密度、蒸汽壓和汽化潛熱進行計算。
  14. Cable modem broadband access based on hfc is one of the most popular broadband access techniques because of its particular technique advantages

    =基於hfc結構、採用cablemodem技術的寬帶接入技術由於其技術優勢已經成為最佳的寬帶接入技術之一。
  15. Therefore, it is really necessary to improve the anti - jamming ability of cmts ( cable modem termination system ) based on current docsis protocol. this paper firstly investigates the topology, architecture, key devices and channel features of hfc network, then points out its inherent disadvantages of this kind of topology

    本論文首先對hfc網的拓撲結構、體系結構、關鍵設備、通道特點等方面進行了充分的研究，指出這種網路拓撲結構固有的缺點，那就是上行是多點到一點的信號匯聚。
  16. The author accumulates abundant experience for the hfc network and the rfi ( radio frequency interface ) specification

    作者在cm研究過程中積累了相當的經驗，熟悉hfc網路和docsis協議的射頻介面規范。
  17. Hfc bases on docsis protocols to realize data transmission, which include rf interface specification, operation support interface specification and so on

    Hfc網路主要採用docsis協議族來實現數據傳輸，這些協議包括包含射頻介面標準和操作支持介面標準等。
  18. In this dissertation, the researches on the application of cdma in fiber - optic communication systems have been reviewed, and several key techniques in the application are proposed with theoretical analysis. in traditional researches and applications of the hfc cdma communication system, the gold sequence was used as the users " address code. in this paper, we analyze the characteristics of the m sequence in detail

    本文突破了以往在hfc系統中使用cdma擴頻技術通信時，通常都採用gold序列來作為地址碼的慣例，分析和提出了在hfc的特定環境中，使用同一m序列在某時刻具有的不同相移序列，來構成一個小區的地址編碼，能夠達到多用戶通信時比使用gold序列進行通信具有更好的相關特性。
  19. Hydraulic fluid power. fluids. measurement of filtrability of hfc and hfd class fire resistant fluids

    液壓流體動力.流體. hfc和hfd類防火流體的可過濾性測量
  20. Hfc high speed electro - drive fan

    高速電動風扇
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