級聯反饋 的英文怎麼說
中文拼音 [jíliánfǎnkuì]
級聯反饋
英文
cascade feedback-
In the forth chapter the series negative feedback and interstage mismatching are presentation, and a low noise amplifier whose operating frequency is 1. 5ghz 1. 8ghz is developed
第四章詳細介紹了源極串聯負反饋和級間失配法，並設計和製作了1 . 5ghz 1 . 8ghz低噪聲放大器。A analysis of these effect to the pattern is presented. in the mean time, the method of correcting the phase errors is given by shortening or lengthening the section of sinuous feed line between couplers from the normal value. 6. the reflection characteristic of a serpentine is analyzed where the coupler is replaced by the equivalent of two ports loss network
提出了用有耗二埠網路來等效波導耦合器的方法，對由耦合器、饋電波導和波導彎頭級聯的慢波線系統的駐波特性進行了分析計算，針對慢波線在設計測射頻率上大反射問題，討論了多種解決辦法。Become a kind of new electronics circuit - current - mode circuit. it is replacing the traditional design method of the voltage - mode in the high frequency high - speed signal processing realm 。 this thesis mainly discussed the modified second - generation current conveyors based on the current - mode kinds of new cuicuit components, they are stronger modified standard current - mode parts in fuctions on this foundation. mainly including the modified differential difference current conveyor ( mddccii ) 、 the fully balanced second generation current conveyor ( fbccii ) 、 ( full balances ) four - terminal floating nullor ( fbftfn ) and the current differencing buffered amplifier ( cdba ), they are all function very strong standard current - mode parts, they all can provide some circuit functions of better than general operation amplifier, because they have the voltage importation and the current importation, therefore use it since can carry out the voltage - mode signal processing circuit expediently, can also carry out the current - mode signal processing circuit expediently, and have to increase the benefit bandwidth to accumulate more widely than the voltage - mode, but have their advantages more according to the current - mode filter of the modified current conveyor, because it constitutes in brief, the filter wave function is stronger and they are better than in general use operation amplifier of many advantages, be easy to composing for example 、 high speed 、 frequency bandwidth 、 the power supply voltage requests low 、 consume small, the impedance is different from etc. advantages, otherwise they have biggish dynamic range, and flexible circuit synthesize, so they are the best active parts
從第二代電流傳輸器ccii入手，重點研究了以下幾種改進型的第二代電流傳輸器:改進的差動差分電流傳輸器mddccii 、全平衡第二代電流傳輸器fbccii 、多輸出四端浮地零器ftfn 、全平衡四端浮地零器fbftfn 、電流差分緩沖放大器cdba的電路結構及其模型。然後在此基礎上系統地研究了基於這幾種改進型的第二代電流傳輸器的濾波器的設計方法，主要方法和結果如下:利用mddccii設計了差分式連續時間電流模式低通、帶通濾波器;電流模式跳耦結構考爾低通濾波器;利用fbccii設計了帶通二階節濾波器及電流模式雙二階通用濾波器;設計了基於多輸出端ftfn的電流模式二階通用濾波器電路;通過數字化開關選擇的基於fbftfn的電流模式通用濾波器;設計了基於最少個數電流緩沖放大器（兩個cdba ）的多功能通用電流模式濾波器及其在非理想因素情況下分析。設計濾波器的主要方法是採用級聯設計、運算模擬（信號流圖法）和反饋設計（跳耦法） 。The school of system management considers that corporation is a system which is constituted by interkniting and interworking hypo - system, and can achieve some goal. this system and its environmental circumstance occur dynamic interwork, and have information feedback network, so this system can adjust by himself constantly and adapt the demand of circumstance and per se
系統管理學派認為，工商企業就是一個由互相聯系而共同工作的各個次級系統所構成的、以便達到一定的目標的系統，這個系統同周圍的環境之間存在著動態的相互作用，並具有內部的和外部的信息反饋網路，能夠不斷地自行調節，以適應環境和本身的需要。Firstly, in the luminosity - type horizontal cell ( lhc ) of isolated carp retina, we found : 1 ) repetitive red flashes progressively strengthened the synaptic connection between red - cone and lhc, whereas weakened that between green - cone and lhc ; 2 ) repetitive green flashes remarkably depressed the lhc ' s red response, but caused little changes in the cell ' s green response
R / g型水平細胞（ r / ghc ）為一種色度型水平細胞，至於r / ghc與不同視錐的突觸迴路連接，經典的級聯模型認為r / ghc只接收來自綠敏視錐的直接輸入，對紅光去極化反應來源於lhc對綠敏視錐的負反饋。Firstly, a new joint filterbank precoders and decision feedback equalizers structure is proposed, and the corresponding optimization result based on the maximal mutual information criterion is derived. secondly, the concept of dt canonical model is proposed, which is very suitable for the task of blind signal processing based on the second - order statistical of the observations. thirdly, the methods of blind equalization and identification of the tv dispersive channels are researched systematically based on the proposed dt canonical model, and a subspace blind identification algorithm of the time - invariant channel matrix is developed
本文創新性的成果在於：提出了預編碼-判決反饋聯合均衡系統結構，並從理論推導得出了對應的最大互信息量最優化設計結果；首次提出了時變色散通道的離散正則模型概念，該模型適宜於利用觀察數據的二階統計量進行盲信號處理；基於離散正則模型對時變色散通道進行了系統的盲均衡和盲辨識方法研究，提出了對時不變通道矩陣的子空間盲辨識演算法；針對誤差傳播效應問題，提出了可以消除誤差傳播效應的兩級盲辨識演算法；提出了基於離散正則模型的直接盲均衡演算法；提出了基於特徵恢復思想的神經網路直接自適應盲均衡演算法。The lna with source inductor degeneration is analyzed in detail, which is used most widely in current. base on the analysis, a cascode structure is presented to minimize the effect of gate - drain capacitance cgd
針對目前lna中應用最廣泛的源極電感負反饋結構，進行了詳細分析，在此基礎上對該結構做出了優化，採用共源共柵級聯結構，減小了柵漏電容cgd的影響。The outer - loop adopting the voltage effective value feedback regulates voltage output and reduces the steady error of output voltage. the inner - loop control is inductance current feedback, which implements the stabilization of system, and limits the inductor current
外環採用電壓有效值反饋，調節輸出電壓，內環採用電感電流瞬時值反饋，提高系統動靜態特性，並對採用該方案的級聯逆變器進行了全面分析。By analyzing the basic model in the theory, we can come to the conclusion that the mod. external model can be used when high snr, while the seds + ecc mode can be used when low snr
通過對基本模型的理論分析，得出在高信噪比時應採用糾錯碼外部反饋改進型，而在低信噪比時應採用糾錯碼級聯改進型的結論。6. a closed loop feedback cascade ins / gps / sar integrated navigation system is designed and give simulation. the ins / gps integrated subsystem is studied in deep, then discuss the application of the multi - sensor data fuse in ins / gps / sar integrated navigation system
（六）對工ns / gps / sar組合導航系統的整體方案進行模擬研究，設計了一種級聯閉環反饋組合導航系統並對其方案和演算法進行了深入的研究。From alliance login to enterprise information registering before the alliance is set up, from the task sending to the feedback of bid information during the setting up of the alliance, from the information announcement 、 real - time communication after the alliance is built to the resort to the alliance headquarter and online update, they are all carried out through network, and all of these will help simplify the operations of customs. the application of database is also a highlight of this system
從登錄聯盟和注冊企業資料，到動態聯盟建立過程中的任務發送、招投標信息反饋、中標結果公布，一直到聯盟建立后企業在生產過程中的信息發布、實時通信，以及系統運作過程中求助聯盟總部和在線升級系統等，都是通過網路來進行的，這在最大程度上方便了企業用戶的使用。Cascaded feedback cancel
級聯反饋補償器分享友人