forward link 中文意思是什麼
forward link
解釋
前向鏈路-
Forward link power control of multi - class hierarchical cdma cellular system
系統下行鏈路的功率控制 -
A circuit topology of the inverter with duty cycle extended active clamp forward style high frequency pulse dc link is adopted by each independent inverter. each inverter is cascaded by a circuit with duty cycle extended active clamp forward style high frequency pulse dc link and a dc / ac inverting bridge. the control strategy of voltage mode pwm forwardback is adopted by the former, and the control strategy of three - state discrete pulse modulation ( dpm ) hystersis current is adopted by the later
每個獨立的航空靜止變流器採用占空比擴展有源箝位正激式高頻脈沖直流環節電路拓撲，由占空比擴展有源箝位正激式高頻脈沖直流環節電路與dc ac逆變橋級聯而成，前級採用電壓型pwm前饋控制技術，后級採用三態dpm電流滯環控制技術。 -
A new planning method - analysis of factors of point line and area and control points optimization, which is based on the analysis of urban spatial structure, is tried to put forward. analyzing the important functional clusters in the spatial layout of the urban, the intracity medium - long distance vehicle traffic major directional desire line how the urban to link up with the highway network and the whole structure of expressway system, the skeleton of the expressway network can be obtained. using the degree of importance method analytic hierarchy process ( ahp ), one or several intersections can be selected
該法對城市空間結構布局中的重要節點、主要的中長距離機動車交通流徑期望線的分佈、大城市與區域干線公路網的銜接以及快速路系統線網的整體結構等進行分層次的分析研究，得出快速路系統線網構架，運用重要度法、層次分析法找出大城市重要功能組團中重要程度最高的一個或數個關鍵交叉口作為快速路系統線網規劃的控制點，考慮快速路線路走向的控制點對線路走向進行優化。 -
Then novel circuit structure of bi - directional voltage mode ( based on forward converter ) inverters with high frequency link, are proposed, which is constituted of input cycloconverter, high frequency transformer, output cycloconverter, input and output filter ; the circuit topologies family of this bi - directional voltage mode inverters with high frequency link include six circuit topologies, such as push pull - full wave mode, push pull - full bridge mode, half bridge - full wave mode, half bridge - full bridge mode, full bridge - full wave mode, and full bridge - full bridge mode etc. taking full bridge - full bridge mode circuit as an example, principle of uni - polarity phase shifting controlled bi - directional voltage mode inverters with high frequency link is introduced
本文首先論述了dc / ac逆變技術的應用前景及發展現狀。基於正激forward變換器的雙向電壓源型高頻環節逆變器電路結構，由輸入周波變換器、高頻變壓器、輸出周波變換器、以及輸入、輸出濾波器構成;雙向電壓源高頻環節逆變器電路拓撲族，包括推挽全波式、推挽橋式、半橋全波式、半橋橋式、全橋全波式、全橋橋式六種電路。 -
Abstract : through the comparison between the two higher apparel education of china and western country in the training aim, teaching plan and teaching method, this thesis puts forward several views on the innovation of higher apparel education of china. ( 1 ) set up the new teaching concept ; ( 2 ) carry out the real credit system ; ( 3 ) innovate tranditional teaching pattern and method ; ( 4 ) strengthen the practical link of apparel teaching and promote the combination of production, learning and research ; ( 5 ) intensify fostering the creativity of students ; ( 6 ) each related school should go its own way to ran the higher apparel education
文摘:通過對中西方高等服裝教育在培養目標、教學計劃、教學方法方面的比較，提出對中國高等服裝教育改革的幾點想法： 1 、樹立新的教學觀念； 2 、實行真正意義上的學分制； 3 、改革傳統的教學模式與方法； 4 、加強服裝教學的實踐環節，推進產、學、研的結合； 5 、強化對學生創造能力的培養； 6 、各服裝院校應該辦出自己的特色。 -
Through the comparison between the two higher apparel education of china and western country in the training aim, teaching plan and teaching method, this thesis puts forward several views on the innovation of higher apparel education of china. ( 1 ) set up the new teaching concept ; ( 2 ) carry out the real credit system ; ( 3 ) innovate tranditional teaching pattern and method ; ( 4 ) strengthen the practical link of apparel teaching and promote the combination of production, learning and research ; ( 5 ) intensify fostering the creativity of students ; ( 6 ) each related school should go its own way to ran the higher apparel education
通過對中西方高等服裝教育在培養目標、教學計劃、教學方法方面的比較，提出對中國高等服裝教育改革的幾點想法： 1 、樹立新的教學觀念； 2 、實行真正意義上的學分制； 3 、改革傳統的教學模式與方法； 4 、加強服裝教學的實踐環節，推進產、學、研的結合； 5 、強化對學生創造能力的培養； 6 、各服裝院校應該辦出自己的特色。 -
Features analysis of cdma2000 1x forward link
前向鏈路特性分析 -
Scheduling algorithm for cdma2000 1x ev - do high data rate on the forward link
前向鏈路高速分組數據傳輸中的調度演算法 -
Forward link field
正向連接欄位 -
Research of forward link power control in cdma2000 1x system
系統前向鏈路功率控制技術研究 -
Analysis of a forward link cdma signal spectral regrowth and adjacent - channel power ratio
信號前向鏈路頻譜增生和鄰道功率比估計 -
The inter - link of tdrss contained forward link and return link. the forward link is the signal retransmitted from earth station to relay satellite, then transmitted the tt & c to the user aircraft
前向鏈路指地面站經數據中繼衛星轉發信號，向用戶航天器（包括成像偵察衛星、航天飛機與載人飛船等）發送跟蹤、遙測與控制指令。 -
Channel estimation techniques in the forward link of cdma2000 1xev - do
前向鏈路通道估計技術 -
The effect of fading margin to forward link transmit power and capacity of cdma2000 1x
前向鏈路發射功率和容量的影響 -
Investigation on adjacent cell interference cancellation in forward link of tdd - cdma system
系統前向鏈路的鄰小區干擾消除研究 -
Input - output relation is the basis of association between education and economy, forward link and backward link are the basic ways, and bi - directional association makes it special and complicated
投入產出關系是教育與經濟關聯的基礎，前向聯系和後向聯系反映了教育與經濟關聯的基本方式，而雙向關聯特徵使教育與經濟的關聯具有了特殊性和復雜性。 -
Input - output relation is the basis of association between education and economy ; forward link and backward link are the fundamental ways of their association and the hi - directional association demonstrates peculiarity and complexity
投入產出關系是教育與經濟關聯的基礎，前向聯系和後向聯系反映了教育與經濟關聯的基本方式，而雙向關聯特徵使教育與經濟的關聯具有了特殊性和復雜性。 -
Among the effective methods to mitigate the fading in wireless communications is transmit diversity, which can utilize the space diversity of transmit antennae to generate the receive diversity and improve the performance of the forward link
發送分集技術是對抗無線通道衰落的重要手段，它能將發送天線的空間分集轉化為接收機可以利用的分集方式，以改善前向鏈路的性能。 -
Next, a two - level spreading - despreading scheme is proposed, and the go sequences are applied to the forward link of a multi - cell cdma system in this thesis
接著，本文提出了一種兩級擴頻方案並探討了廣義正交序列在多小區cdma蜂窩系統下行鏈路中的應用。 -
Locating with cell _ id based on ms : this kind of system can be called ms - autonomous - locating system or forward - link locating system in gsm network. the locating process is the ms working out it ' s geometry location comparing with several base stations ( their location is fixed ) based on received signal from them, then calculating the location by some kind of algorithms. therefore the user of the ms could master himself ' s location information
基於移動臺的cell _ id定位：這類系統也稱為移動臺自定位系統，在蜂窩網路中也叫做前向鏈路定位系統。其定位過程是由移動臺根據接收到的多個已知位置發射機發射信號攜帶的某種與移動臺位置有關的特徵信息來確定其與各發射機之間的幾何位置關系，再根據有關演算法對其自身位置進行定位估計，由移動臺用戶掌握其自身的位置信息。
分享友人