電容濾波 的英文怎麼說
中文拼音 [diànrónglǜbō]
電容濾波
英文
capacitor filtering-
The enhancement of process, the feature size of device becomes smaller, and the deductions of the power supply require the art of design should be consummated. this article firstly makes a detailed analysis and expatiation for the operational principle and design technique of switched - capacitors - filter. then realize the filter design in biquadratic method and z - domain synthesis
本文在對開關電容濾波器的工作原理及設計方法進行了系統的闡述和分析的基礎上,分別用雙二階方法和z域合成法實現了適用於dtmf信號的開關電容濾波器的設計,並用無錫華晶0 . 6 mcmos工藝( csmc60 )進行了模擬。The power ’ s quality is decided in the system performance, the amplifier has 4 groups ’ power sources, input 220v through the filter, the transformer transformation, the full - wave rectification, finally through manostat leveling off voltage, after the electric capacity filter outputs
電源質量的好壞是決定系統性能的一個重要因素,放大器共4路電源,輸入220v通過型濾波,變壓器變壓,全波整流,最後通過三端穩壓器穩壓,電容濾波后輸出。The switched capaci tor filter is the counterpart of the continue time analog filter " s sampling, it is more adapted to the miniaturization of the circuit and can realize the higher accuracy transfer function, especially the design of the cmos integrated sc filter based on the biquad have advantage of high accuracy, small area, low power consumption, simple architecture and easy to debug. it has important academic and practical means of the sc filter " s research and design
開關電容濾波器是連續時間模擬濾波器的采樣時間等效電路,更適合電路的小型化,同時也實現高精度的傳輸函數,尤其是基於雙二階的cmos開關電容濾波器設計具有高精度、面積小、低功耗和電路結構簡單,易於調試等優點,所以研究和設計開關電容濾波器有著重要的理論和實際意義。The design of the switched capacitor filter is one of the research focuses in circuit and system
開關電容濾波器設計是電路與系統領域里的研究熱點之一。The dc power supply consists of passive filter circuit. the capacity of passive filter is up to 264mf
設計的直流電源用最簡單的無源濾波電路,濾波電容的容量為264mf 。The paper first reviews the research background and actuality of the filter " s design in china and other country, introduces the meaning of the project and the work of the paper, narrates the theory of the switched - capacitor network and the basic switch building blocks, analyses the related factors of the design of sc filter. such as the selection of the architecture, the trade off of the opamp " s gain, bandwidth, phase margin, slew rate and setting time, the effect of the switch " s on resistor, how to reduce the charge injection and the clock feed - through, the power consumption and the selection of the sampling frequency and so on
本文首先回顧了濾波器設計的國內外研究背景和現狀,介紹了本課題提出的意義以及本文的主要工作,論述了開關電容網路原理和基本開關模塊,分析了開關電容濾波器設計的相關因素:電路結構的選擇,對運算放大器設計中高增益、寬帶寬、相位裕度、轉換斜率和建立時間等的折中考慮,開關的打開電阻對電路的影響,開關電容電路中怎樣減少電荷注入和時鐘饋通,以及整個電路的功耗問題和采樣頻率的選擇等。Frequency response, quantization noise, reconstruction error and its sensitivity to mismatch among adcs are studied at length in prqmf banks adc system, and the theoretic results include : ( 1 ) the distortion / aliasing functions of hybrid filter banks adc system is similar with that of switch capacitor filter banks adc system ; ( 2 ) for wide or narrow band input signal, the effective resolution of the two adc systems is 0. 51og2m bits higher than their adc ; ( 3 ) reconstruction error ' s sensitivity to mismatch among adcs of the two adc systems is reduced effectively than time interleaved adc system
2對prqmf濾波器組adc系統的頻響、量化噪聲特性、重建誤差特性以及重建誤差對adc間的失配敏感性進行了理論分析研究,所得到的理論結果為: ( 1 )混合濾波器組adc系統與開關電容濾波器組adc系統的失真/混迭函數一致; ( 2 )無論輸入寬帶還是窄帶信號,這兩種adc系統的有效解析度均比其adc提高了0 . 5log _ 2m比特; ( 3 )這兩種adc系統的重建誤差對其adc間的失配敏感性均明顯低於時間交織adc系統。Surface acoustic wave components, capacitors, emc filters, ntc thermistors, ptc thermistors, ferrites & accessories, inductors, microwave ceramics, arrestors, rf modules etc
聲表面波元件,電容器,電源濾波器,熱敏電阻,壓敏電阻,鐵氧體磁心與附件,電感器件,微波陶瓷元件,氣件放電管,射頻前羰模塊等等At last, we analyze the primary disturbance, we adopted some measures to obtain high stability and to enhance the system ' s anti - jamming ability. at the end of the thesis, there are some test results of the system
又分析了機車內的主要干擾源,並提出了設計中應用到的一些抗干擾措施,如良好接地,信號光電隔離,電容濾波,隔離電源等以增加了系統的工作可靠性。The whole pwm circuit contains two subcircuit, the front - end is pwm module that make up of the counter that based on nine mosfet true - single - phase - clock d flip - flop ; the back - end is demodulated module, which is consist of a three order chebyshev low - pass filter used trans - conductor capacitor. all the subcircuits are simulated. at last, an approving simulated result of the whole circuit is given too
在調制部分,利用九管單相時鐘d觸發器構成計數器,並由此組成了脈沖寬度調制電路,同時給出了在典型溫度下的模擬結果;在解調部分,介紹了低通濾波器從無源到有源的設計方法,設計了三階切比雪夫低通跨導電容濾波器,同樣給出了相應的模擬結果;最後,作為將脈沖寬度調制電路和濾波器作為整體電路,以脈沖調頻波為輸入進行了模擬,取得了令人滿意的結果。The series h - bridge multilevel converter ' s power circuit is composed of uncontrolled rectifier with filtering capacitor and single phase h - bridge voltage - type inverter
串聯h橋多電平變頻器的主迴路從結構上可分為三相電容濾波不可控整流電路和單相電壓型全橋逆變電路。Voltage analysis of capacitor - filtered three - phase - bridge rectifier circuits
電容濾波型三相橋式整流電路的電壓分析Study on design and simulation for switched capacitor filters
開關電容濾波器設計與模擬方法的研究Switched - capacitors - filter has the merits of small area, low power - consumption, and easily debugging
開關電容濾波器不僅具有體積小,功耗低、調試方便等優點。Firstly, this thesis introduces the development of switched capacitor filters and basic principles of normal filters
本文首先介紹了開關電容濾波器的發展過程以及濾波器的基本原理和分類。There are two methods to realize the function of the switched capacitor filter : dual - two order method and z - domain method. this thesis emphasizes to introduce the two methods and realize the functions with the two methods
開關電容濾波器的實現方法主要有兩種:雙二階法和z域法,本文著重介紹了這兩種實現方法並分別用這兩種方法對開關電容濾波器的功能進行了實現。In the switched capacitor filter circuit, the properties of the operational amplifier influences the whole circuit severely, so this thesis introduce a typical operational amplifier that has two orders and tests the main properties of it
開關電容濾波器中,運算放大器的性能對整個濾波器的性能有著較大的影響,因此本文介紹了一種典型的兩級運算放大器的設計方法,並對該運算放大器的性能進行了測試。In the paper a gmc filter with a cutoff frequency of 29. 8mhz is implemented. an effective improvement is made in cmfb ( common mode feedback ) through using a differential amplifier with four inputs. transconductors are tuned through comparing two voltages, which helps to stabilize the cutoff frequency
文中實現了跨導電容濾波器,其截止頻率達到29 . 8mhz ;採用四輸入端的差分放大器使共模反饋得到了有效的改善;通過簡單的電壓比較實現跨導器的調諧,有助於穩定截止頻率。Based on the analysis of the theory, the paper put forward the method of the analysis and design of the sc filter by the discrete time signal method using the basic switch blocks combined with the fabrication convenience, mature technology, low power consumption, higher integrated cmos process
在理論分析的基礎上,論文提出了結合現在尋求代工方便、技術比較成熟、功耗低、集成度高的cmos工藝技術,利用常用的基本開關模塊,用離散時間信號的方法來分析和實現開關電容濾波器。In chapter two, the system structure and working principle of apf are introduced also the affection on compensation precision when main parameters of apf vary are studied
並對有源電力濾波器的主要參數如交流側濾波電感值、直流側電容電壓及滯環寬度對補償精度的影響進行了分析。分享友人