directional wireless 中文意思是什麼

directional wireless 解釋
定向無線電通信
  • directional : adj. 1. 方向的。2. 【無線電】指向的，定向的。
  • wireless : adj 無線的；無線電報的，無線電的；無線電話的。 a wireless enthusiast [fan] 無線電迷。 a wireless ...
  1. Application of subsize wireless directional while drilling apparatus in short - radius and deep sidetracking horizontal wells

    在深側鉆短半徑水平井中的應用
  2. The application of smart antenna technique in wireless communications gives us a new solution. it allows the base station to transmit to and receive from mobiles by directional beams, which can improve the system performance by relieving the cci, decreasing the transmission power, improving the spectrum efficiency, enlarging the system capacity and so on

    空域自適應濾波即智能天線技術在移動通信領域的引入為這些問題的解決帶來了新的思路，它能夠實現基站對移動臺的定向發射和接收，從而能大大減輕系統的多址干擾，降低系統的發射功率，提供系統的頻譜利用率，增大系統容量等好處。
  3. Chapter 5 performs a simulative evaluation of mobile ip via ns - 2 for a scenario comprising of one home agent and two foreign agents based on ieee 802. 11 wireless lan standard. we describe a model which is adaptive to directional motion such as high speed vehicle. we represent the bandwidth and loss packet under constant bit rate ( cbr ) traffic

    本模型的主要特點是考慮了定向運動下諸如列車上的專用網路，移動節點在進行大流量通信下切換時的帶寬和丟包數的性能評估，並分析了丟包數和網路時延/移動速度之間的關系，獲得了相應的結論。
  4. The system can accomplish wireless power supply in the industrial field for the equipment of data collection and data transmission and bi - directional wireless communication of control signals and data collected from the field in the same time

    該系統可為工業現場數據採集設備、數據無線通信設備提供無線電能，同時實現控制信號和現場設備數據之間的雙向無線通信。
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