decision feedback system 中文意思是什麼
decision feedback system
解釋
決策反饋系統-
This thesis analyzed the error performance of mfsk and mpsk modulator in hf with optimal receiver, studied the shortcoming and strongpoint of several typical short - wave data transmission systems and their performance over fading and intersymbol interference channels. the theory and key technical of adaptive modem is discussed. in the last, an efficient modulation scheme - block coded modulation is introduced into hf radio systems to improve the efficiency of hf data transmission, this paper also proposes a hf data transmission system scheme composed of a block coded modulator and a decision feedback type adaptive equalizer
本文在對短波數傳兩種常見調制方式fsk及psk最佳解調性能分析的基礎上，討論了幾種採用典型調制技術的短波數傳系統（如時頻調制、多進制頻移鍵控慢跳頻、 chess系統）原理、優缺點以及抗衰落和抗符號間干擾的性能；分析了自適應串列數傳系統抗短波通道衰落和多徑干擾的原理、關鍵技術；在本文的最後引入一種有望解決短波數傳系統低效率狀況的調制方式bcm -分組編碼調制，給出了一個採用bcm技術與自適應均衡技術相結合的短波數傳系統方案，並通過計算機模擬進行了初部驗證。 -
Thus many measures should be proposed, including concretely : analysis, design of situation, post and mutual relationship ; analysis and design of management range ; division and design of elemental organization department ; design of organization decision system, including organization leadership system, power structure, decision mechanism an d management system ; design of organization management executive system, including management command organ, operation organ ( import, transform, export ) feedback organ, control organ ; analysis and design of the relationship between banking and the others, social environment ; design of organizational behavior ( moral ) norms and so on
具體包括：職位、崗位及其相互關系的分析、說明與設計;管理幅度與管理層次的分析與設計;基本組織單位、部門的劃分與結構設計;組織決策系統的設計，包括組織領導體制、權力結構、決策機制與管理體制的設計;組織管理執行系統的設計，包括管理指揮機構、運行操作機構（輸入、轉換、輸出） 、反饋機構、控制機構;銀行組織與其他組織、社會環境等諸多方而的聯系、關系的分析與設計;組織行為（倫理）規范的設計等方面。 -
This paper put forward an establishment on the evaluation and decision subsystem of design scheme in the mechanical design expert system that integrates the evaluation and decision and feedback into an organic whole
提出建立集評價、決策及反饋於一體的機械設計專家系統中設計方案的評價與決策子系統。 -
According to wireless and mobile communication system ' s background, this thesis study on estimation of time - varying dispersive channel from four respects : ( 1 ) aid of pilots, ( 2 ) cyclic prefix ( cp ), ( 3 ) blind method, and ( 4 ) ofdm system with multiple transmitting antenna, in which the typical ways is decision - feedback algorithm and self - adaptive block algorithm
本文以無線和移動通信系統為背景，從四個方面對時變色散通道下的ofdm系統的通道估計和均衡問題進行了研究。第一是基於導頻符號的通道估計方法，第二是基於循環前綴的通道估計方法，第三是通道的盲估計方法，第四是基於多天線ofdm系統的通道估計和均衡方法的研究。 -
Then we focus on decision feedback equalization ( dfe ) algorithm which is widely used in mimo signal detection. subsequently, a minimum mean squared error ( mmse ) detector based on wl detection combined with the decision feedback strategy for ca - mimo is derived. meanwhile, the issue that how to use wl detection in da - mimo system is discussed and a solved project is also presented
本文第四章在介紹了寬線性檢測技術的基礎知識之後，著重針對mimo信號檢測演算法中使用廣泛的反饋判決檢測演算法，提出了一種基於最小均方誤差準則的寬線性反饋判決集中式mimo信號檢測演算法;同時，結合第三章的內容，對分佈mimo信號如何採用寬線性檢測提出了一套解決方案，通過計算機模擬，給出了幾種分佈mimo檢測演算法的性能;結果表明，在採用最優檢測順序的情況下，兩 -
According to property and function different, differentiate for decision - making system, management system, groom system, harmonious system, superintend and director guides and feedback system, build and govern function of system of system, aggrandizement soundly, make a group each branch, departmental door, various personnel can each doing his own job, ensure the sound development of the group, obtain good economic benefits
按照性質和職能的不同，劃分為決策系統、管理系統、培訓系統、協調系統、督導和反饋系統、建立和健全管理制度、強化系統職能，使集團各分店、各部門、各級人員能夠各司其職，確保集團的健全發展，並取得良好的經濟效益。 -
A feedback algorithm of experts ' weight for system estimate in the process of group decision
一種基於圖論與熵的專家判斷客觀可信度的確定方法 -
With the studying method of antagonizing tactic on attacking & defending department, frame of the incorporated defensive system about important traffic target is ameliorated, which shows the real time attacking and dynamic processing character in modern air raid, which gathers the incorporate character of information warning and managing, systems decision - making, protective measures, protective efficient assessing and information feedback, which exerts the optimizing theory synthetically and may enhance the power of colligate protection
摘要基於攻防體系對抗的研究方法，對重點交通目標一體化防護體系結構進行了改進和動態建模，反映了現代空襲實時打擊、動態過程化的特徵；該防護體系集信息告警與處理、系統決策、防護措施、防護效果評定與信息反饋為一體，綜合運用優化理論以提高系統防護能力。 -
Based on the method of system analysis, the study focuses on the analysis of educational decision - making modes by classifying the process of educational decision - making into three paradigm : input and support ; operation and coordination, output and feedback
按照系統分析的方法，本研究把教育決策過程分為輸入與支持、運籌與磨合、輸出與反饋三個范疇來分析其中的教育決策模式。 -
The system of traffic flow predictive control with pseudo set point, predictive model, moving optimization and feedback adjustment could realize performance assurance control of traffic flow system, which provides global analysis and decision making support for the prevention and recovery of traffic congestion
基於偽給定、預測模型、滾動優化和反饋調節的交通流預測控制系統能夠實現有性能保障的交通流系統控制，為交通擁堵預防和擁堵恢復暢通提供全局性的分析和決策支持。
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