voltage reference 中文意思是什麼
voltage reference
解釋
參考電壓-
Voltage reference is a vital basic module which is widely adopted in analog circuits ( mixed signal circuits ). its temperature stability and antinoise capability influence the precision and performance of the whole system
電壓基準源是模擬電路（混合信號電路）設計中廣泛採用的一個關鍵的基本模塊，它的溫度穩定性以及抗噪性能影響著整個電路系統的精度和性能。 -
In the sub block circuit design, the contents that the author had introduced include : the principle of band gap voltage reference and the design technique in low power supply ; the analysis of spike pulse noise rejection, frequency divider and dead time in oscillator and control circuit ; the selection of the width and length ratio of four switches and 2x / 1x mode change point in driver and mode selection circuits
在子電路設計中，作者比較深入分析的內容有:基準電路的原理及低電源電壓下基準電路的設計;振蕩器和控制電路中尖峰脈沖噪聲抑制、兩分頻電路及死區時間設定;驅動及模式選擇電路中開關管的寬長比的選擇及模式轉換點的設計。 -
By comparing and analyzing the advantages and disadvantages of three kinds of voltage reference circuits, type of current density ratio compensation 、 weak inversion type and type of poly gate work function, a cascode structure of type of current density ratio compensation is chosen to form the core of voltage reference circuit designed in this paper. applying the negative feedback technology, an output buffer and multiply by - 2 - circuits are designed, which improve the current driving capability
然後通過比較和分析電流密度比補償型、弱反型工作型和多晶硅柵功函數差型三種帶隙電壓基準源電路結構的優缺點，確定了電流密度比補償型共源共柵結構作為本設計核心電路結構，運用負反饋技術設計了基準輸出緩沖電路、輸出電壓倍乘電路，改善了核心電路的帶負載能力和電流驅動能力。 -
This converter includes not only analog parts such as the bandgap voltage reference, voltage pump, sample / hold unit, one bit comparator of high precision, multiply - by - two and difference unit, but also digital parts such as register and multiplexer. so the design of this type of converter is mixed signal design
模數轉換器的內部電路包括基準源、降壓模塊、抽樣保持電路單元、高精度的1bit比較器、倍乘作差單元等模擬電路模塊，以及寄存器組、選擇器等數字電路模塊，屬于數模混合電路。 -
If the potentiometer under test has its own internal voltage reference and power supply, these will be used, unless they are found to be unstable. generally, the calibration procedure recommended in the manufacturer s service manual will be followed
若接受測試的電位差計附有內部電壓標準及電力供應設備，在測量過程中，除非此等電壓標準及電力供應被發現並不穩定，否則將盡量被使用。 -
Electronic voltage reference standards submitted for calibration should have a nominal voltage of 1 v, 1. 018 v or 10 v. additional uncertainty will be added for other values of emf
呈交作校正的電子電壓標準器具，其標稱電壓應為1v ， 1 . 018v或10v 。否則，其牽涉的測量不確定度將會增大。 -
According to negative temperature coefficient of vbe and positive temperature coefficient of vt, a framework of band - gap voltage reference is investigated. the reference offer a source of pir, distributed three voltage, one as upper - threshold voltage of dual - threshold comparator, the other as lower - threshold voltage of comparator, the other as direct current voltage for second band - pass filter amplifier
同時利用pnp晶體管發射結電壓的負溫度特性和發射結差值電壓的正溫度特性設計了一個帶隙基準電壓源。此帶隙基準電壓源本身作為熱釋電紅外傳感器的電源電壓，同時分壓提供雙限電壓比較器的上限電平和下限電平以及第二級帶通濾波放大器的直流電平。 -
Second, the theory of sub - block circuits which include bandgap voltage reference, over temperature protection, output over voltage protection and input under voltage protection was analyzed and these sub - block circuits were simulated using hspice
在設計子電路模塊時，主要分析了以下四個模塊:帶隙基準電壓源、過溫保護電路、過壓保護電路和欠壓保護電路。 -
In the thesis, some of the most important functional modules of the smart power control ics are researched and designed, including voltage reference, voltage regulator, under voltage lockout, oscillator and zero - voltage comparator. their topologies, schematics and layouts are introduced and developed
本畢業設計研究和提出了構成智能電源控制晶元的主要功能模塊，完成了其中若干模塊ip核的電路與版圖設計? ?包括基準電壓源，電壓調節器，欠壓鎖定比較器，振蕩器，電壓過零比較器等。 -
The current source plays an important part in the performance of the oscillator. with the help of the voltage reference, we design a constant current source which does not vary with the temperature 、 the voltage source and the process
由於充放電電流對弛張振蕩器的性能有很大的影響，因此本文把基準電壓源結合在一起設計出一個受溫度、電源電壓、工藝條件影響很小的基準電流參考源。 -
Semiconductor integrated circuits detail specification for types jw117 jw150 jw138 three terminal adjustable positive voltage reference
半導體集成電路jw117 jw150 jw138型三端可調正輸出電壓調整器詳細規范 -
It is widely used in many circuits, such as high precise comparators, a / d and d / a converters, drams, flash memory circuits, and other analog or mixed circuits. therefore, it is significant to develop a voltage reference circuitry that is compatible with digital cmos technology and can be integrated into a system on a chip ( soc )
基準電壓源（ voltagereference ）是超大規模集成電路和系統的重要組成部分，應用於高精度比較器、 a d和d a轉換器、隨機動態存取存儲器、閃存電路等多種電路和電路單元，亦為系統集成晶元（ soc ， systemonachip ）所廣泛採用。 -
Rc oscillator ’ s frequency is 1khz. the voltage reference of ic is 2. 2v, which can keep stabilization when the power supply is bigger than 2. 3v. in that case circuits can insulate yawp from power supply
在穩壓源電路設計中，採用了運算放大器負反饋的形式，使參考電壓源為2 . 2v ，並在電源大於2 . 3v時保持穩定，隔離了電源噪聲。 -
The chip is accomplished in the full cooperation with other team members, the author pays particular attention to the analysis of the whole chip architecture and three sub - block design : transconductance amplifier ( ota ), voltage reference and current reference. based on existed technologies, a new high order temperature compensated voltage reference and a creative current reference with high order temperature compensation are shown respectively. the author simulated all the sub - block and whole chip by hspice
該晶元的設計是由小組成員共同完成，本人主要負責了總體電路的分析、聯合模擬驗證及以下三個子電路的設計: 1 、跨導放大器，詳細分析了bandgap跨導放大器輸入級的動靜態特性及其優缺點，並結合系統要求，設計了一種與cmos工藝相兼容、可替代bandgap跨導放大器的低壓共源共柵跨導放大器。 -
In the meantime, the all sub - circuits are also designed and emulated carefully including inverter, rs type flip - flop, voltage reference circuit, error amplifier, voltage comparator, sawtooth - wave generator, pwm comparator, soft activation circuit and so on. as a result, all of the sub - circuits answer the requirements. this chip has taped out with the 0. 5um mix - signal process of csmc
本文利用cadenceeda集成電路設計工具、 spectres模擬工具，對集成電路內的各個模塊包括反相器、基本rs觸發器、基準電壓電路、誤差放大電路、電壓比較電路、鋸齒波振蕩發生電路、 pwm比較電路、軟啟動電路、驅動電路等進行了具體的設計和模擬，且達到了預先設定的指標。 -
Thus, it is difficult to find the voltage reference for the harmonic analysis. since acem are always operated near to the synchronous speed, the frequency of the excited voltage is very low, even to zero. therefore, this is the power harmonic suppression study of a complicated power supply system, in which the about harmonic general theories and methods are all inapplicable
現代交流勵磁電機（ acem ）採用電力電子變流器作為勵磁裝置，其勵磁電壓諧波含量豐富，難于獲得諧波分析所需的電壓基準，同時交流勵磁電機經常工作在同步轉速附近，致使勵磁電壓頻率極低甚至為直流，通常的諧波檢測方法和理論都無法適用，因而這是一種目前尚未深入探討過的復雜供用電系統電力諧波抑制問題的研究。 -
And the ways to optimize the circuit architecture, minimize the circuit nonidealities and improve the circuit performance are analyzed combined with the characteristics of the modulator architecture. based on it, the switched - capacitor integrator, class a amplifier, nonoverlap clock, voltage reference, comparator, feedback dac have been designed. in the end, the layout design is shown
調制器採用全差分開關電容電路實現，並根據系統結構特點就如何優化電路結構、克服電路中存在的非理想特性、提高電路性能作了具體分析，在此基礎上完成了開關電容積分器（開關、電容、運算放大器） 、參考電壓源、比較器、兩相非交疊時鐘、反饋dac等模塊的電路結構和參數設計。 -
A novel error amplifier with initial voltage reference for series voltage regulator
串聯穩壓器基準誤差放大電路的設計 -
In meantime, the all sub - circuits are also designed and emulated carefully including error amplifier, voltage reference circuit, voltage comparator, rs type flip - flop, soft - start circuit, sawtooth - wave generator, pwm comparator, current added circuit and so on
其次對控制器內部晶元的各個模塊誤差放大電器、自舉電流電路、電壓基準源、電流求和電路、 rs觸發器和驅動電路等模塊進行了具體的設計和模擬的邏輯功能做了解釋。 -
And then, based on the above theories, the circuit design and simulation means have been concretely applied in the internal modules of voltage reference, bias circuit, oscillator, error amplifier and drive circuit of the chip and so on. the relevant design indexes are successfully achieved. at last, the whole circuit simulation and layout design are completed
在此理論基礎上對該電源晶元內部的各個模塊，如電壓基準源、偏置電路、振蕩器、誤差放大電路和驅動電路等模塊進行了具體的電路設計和分析模擬，且達到了相應地設計指標，最後，完成了整體電路模擬和版圖設計。
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