端射天線 的英文怎麼說

中文拼音 [duānshètiānxiàn]
端射天線 英文
end fire antenna
  • 端 : Ⅰ名詞1 （東西的頭） end; extremity 2 （事情的開頭） beginning 3 （門類; 方面） item; point 4 （原...
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 端射 : end fire
  1. As the mimo system implies multiple antennas in both transmit and receive sides, the design of multiple antennas becomes very important in the next generation of wireless communication

    Mimo技術在接收和發射端都引入了多天線，因此多天線的設計在新一代移動通信中顯得尤為重要。
  2. The antenna gain, directivity and reflection coefficient are calculated via finite element method in hfss. spline interpolation and polynomial curve fitting are applied to construct diagrams illustrating the capsulation characteristics. some general conclusions of interest are obtained

    探討了各個封裝參數對輸入端反射系數、方向性系數、效率和增益等性能指標的影響，得到一些規律性結論，為射頻振子天線的封裝應用提供了參考性的建議，並指出了進一步研究的方向。
  3. In the third chapter, it was particularly analyzed the impact of the correlation between antenna arrays both sides of transmit and receive, the coexistence of line of sight ( los ) component and scatter power component in the radio propagation environments, and known and unknown channel state information on the capacity of mimo channel. the related simulation results are also given

    第三章著重分析了收發兩端的多天線單元之間存在相關性、同時存在直射分量（ los ）和散射分量的傳播環境、已知和未知通道的狀態信息等因素對mimo通道容量的影響，給出了有關模擬結果。
  4. Then this paper deals with the design and realization of the smart - antenna receiver system architecture. and the receiver is divided into four modules, including rf front - end module |, if demodulation module, analog to digital conversion module and frequency synthesis module

    隨后在此基礎上，對應用於w - cdma系統智能天線接收機進行了系統設計分析，並給出了實現方案，主要包括射頻前端電路模塊、中頻解調電路模塊，參考頻率合成電路模塊和數模、模數轉換電路模塊四部分的設計與實現。
  5. In the second chapter, a wideband mimo channel model with multiple - tap was integrated according to the angle of departure of the transmitting signal and its spread angle, the angle of arrival of the receiving signal and its spread angle, power azimuth spectra, doppler spectrum and the geometric construction of antenna array both sides of transmit and receive, on the basis of full research on the theories of space - time channel model proposed in the recent literature

    第二章在對最近文獻中提出的一些空時通道模型理論進行詳細研究的基礎上，根據發射信號的離開角及其擴展角、接收信號的到達角及其擴展角、功率方位譜、多普勒譜和收發兩端天線的拓撲結構，綜合了一個多抽頭的寬帶mimo通道模型。
  6. Then on the basis of those, a model of software radio receiver is given. operations are determined using hardware whose configuration is under software control. finally, the circuits are realized with simulation in order to prove the discussed schemes

    然後建立了軟體無線電接收機的數學模型，盡可能的簡化射頻模擬前端，將模數數模變換器盡量靠近天線，在對信號充分數字化的基礎上依靠軟體來定義無線電的各項功能。
  7. By building the antenna at a location with a poor effective conductivity of the ground, and by grounding the ends of the feedline / antenna, the signal is forced deep down into the earth, making the earth itself the effective radiating element

    通過將天線建造在低導電性的地點，並且將饋線/天線的終端接地，信號被迫深入地球，使得地球本身成為一個有效的輻射單元。
  8. When this csi is in terms of channel covariance feedback, the transmit directions for achieving ergodic capacity correspond with the eigenvectors of the channel covariance matrix, while the optimal power distribution can not be solved in closed form

    當發射端具有通道協方差矩陣信息時，使得平均通道容量達到最大的發射方向和通道狀態協方差反饋矩陣的特徵矢量相一致，而相應的發射天線上的最優功率分配則難以解析獲得。
  9. A top loaded antenna is provided that is composed of a triangular - shaped resonator and a dielectric substrate

    一種頂端負載之類梯形平面天線，其中，頂端負載之類梯形平面天線形成在一基板表面，並藕接至一射頻電路。
  10. At different scanning angles, by analyzing the effects that the surrounding elements on the middle one, we conclude that the reflected vote of the middle element decreases, that ’ s the loss of reflected power decrcases, so the input power will increase

    結果發現，在不同掃描角下，中心陣元的反射電壓得到減小，因此，達到了反射功率損耗減小，傳向天線單元輸入端功率增加，天線性能提高的目的。
  11. In this paper, a smart - antenna base receiver compatible with the w - cdma standard is researched and designed. according to this standard, the up - link frequency band allocates from 1920mhz ~ 1980mhz, and the signal is modulated by qpsk schemes

    本文主要針對應用於w - cdma系統的智能天線接收機射頻前端進行研究和設計，此接收機應用於w - cdma系統上行鏈路（ 1920mhz 1980mhz ） ，採用qpsk調制技術。
  12. Fortunately, a novel creative technology, namely multiple - input multiple - output ( mimo ), has provided an innovative solution to this problem. mimo technology utilizes multiple antennas at both transmit and receive ends of the radio link to multiply the capacity and reliability by fully exploiting the space resource within the same frequency band at no additional power expenditure

    可幸的是，多入多出（ mimo ）無線通信技術為解決該問題提供了全新的途徑，它在無線鏈路收發兩端均採用多天線，充分開發空間資源，在無需增加頻譜資源和發射功率的情況下，成倍地提升了通信系統的容量與可靠性。
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