甚高頻頻道 的英文怎麼說

中文拼音 [shégāobīnbīndào]
甚高頻頻道 英文
vhf channel
  • : 甚代詞[書面語] (什麼; 怎麼) what
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • 高頻 : high frequency
  • 頻道 : frequency channel; channel
  1. Upstream channels cover in 5 65mhz, which is a part of the bandwidth of high frequency ( hf ) and very high frequency ( vhf ). it is liable to incur noises ingress onto the band. since hfc system has the tree - and - branch topology between the fiber - node and subscriber units, subscriber units belonging to one fiber - node share the same upstream channel, forming the " noise funneling " effect

    上行帶位於5 - 65mhz之間,這一帶為( hf )和( vhf )的一部分,此帶易受噪聲干擾;此外,由於從光節點到用戶端為樹型分支結構,同一光節點的多個用戶共享同一通,形成了漏斗效應。
  2. 25 zhang b, shirazi m n. implementation of explicit wireless loss notification using mac - layer information. in proc. ieee wireless communications and networking conference, vol. 2, new orleans, usa, march 2003, pp. 1339 - 1343

    1易損耗的無線通導致了比特誤碼率,從而引發數據包錯誤至無法恢復,發送端就誤認為網路擁塞,導致繁進入慢啟動,造成tcp性能下降。
  3. H. 263 + is one of the mature standards to deal with high compress rate and strong channel error correction ability, which could be perfectly used in wireless video communication areas

    面向低碼率的h . 263 +標準則是能較好地解決壓縮效率和強通冗錯能力的成熟標準之一,能較好地應用於無線視通信領域。
  4. Avalanche diode is the traditional solid device to obtain millimeter wave source. the high order frequency multiply technology of avalanche diode is reported very scarcely

    雪崩二極體是傳統的毫米波固態功率源器件,但利用雪崩二極體實現次倍的研究卻報少。
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