common mode 中文意思是什麼
common mode
解釋
共式-
Fourthly, according with the analyzing of flow measurement, we research the main problems needed to be solve in the process of measurement, such as analysis and measurement of the internal resistance, selection of excitation frequency, stable signal datum mark and restraining common mode interference, restraining for serial mode interference and working frequency interference ; transporting and shielding the flow signal, constant current excitation and magnetic field equalizing, flow measuring
第四，根據對流量測量問題分析的，深入研究了設計過程中需要解決的主要問題。如內阻分析與測量;勵磁頻率的選擇;穩定信號基準點與抑制共模干擾;串模干擾與工頻干擾抑制;流量信號傳輸與屏蔽;恆流勵磁與磁場補償;流量測量點的選擇等。 -
A complementary input stage, which consists of a p - channel pair and a n - channel pair, was used in the circuit, so that the common mode input range can extend from rail to rail. a dcls is used to shift the n - transistor curve leftward to overlap the p - transistor curve properly and keep constant transconductance in the whole common mode input range
輸入級採用pmos差分輸入對和nmos輸入差分對並聯的結構，從而實現共模輸入范圍擴大到電源的正負兩端，並且通過兩個源級跟隨器平移nmos輸入管跨導曲線，使nmos輸入管和pmos輸入管跨導曲線的適當交疊，從而保持了這個輸入級的跨導在整個共模輸入范圍內保持恆定。 -
This papers mainly study the influence of variable speed drive to the electric submergible pump system, for instance, long motor leads effect and common - mode voltage
本文主要是分析了變頻器對潛油電泵系統的影響，特別是長線傳輸問題及共模電壓問題。 -
An instrumentation amplifier is a closed - loop gain block that has a differential input and an output that is single - ended with respect to a reference teminal. it must amplify the differential input acurately and suppress any unwanted common - mode signals
儀表放大器是一種能精確放大兩輸入端之間的差模信號而抑制任何共模信號，並將差分輸入轉換為單端輸出的放大器。 -
Research on modulation strategy of matrix converter to reduce common - mode voltage
用於抑制矩陣變換器共模電壓的零輸出換相策略 -
Common - mode output voltage vo
共態輸出電壓 -
Suppression of common - mode voltage for matrix converter based on svpwm
空間矢量調制矩陣變換器共模電壓的抑制 -
A research on common - mode voltage for matrix converter based on two line voltage synthesis
雙電壓合成矩陣變換器共模電壓的研究 -
Common - mode voltage
共模電壓 -
Common mode voltage
共模電壓 -
He zero - output commutation strategy for reducing common - mode voltage of matrix converter
可有效降低共模電壓的矩陣變換器調制方法研究 -
Restraint of the common mode voltage in matrix converter - permanent magnetic synchronous machine system
永磁同步電機系統的共模電壓抑制 -
Vcm represents the common - mode voltage, which contains no useful information about the measurement and could in fact reduce the measurement accuracy
象電池電壓監視的應用，共模電壓是測量系統所隱含的。 -
Thirdly, the range switch circuit and filter circuit are designed in the analog input channel. to realize the safe high speed acquisition, the interface circuits are separated from the function circuits, and the isolation power with high performance and digital isolator is used to restrain the common mode disturb and noise of the input
3 .模擬輸入通道設計有量程切換電路和濾波電路，並且採用了屏蔽、浮置技術和磁耦隔離技術，使用了高性能的隔離電源和磁電耦合器，有效地抑制了輸入信號的共模干擾和噪聲，實現了安全、高速的數據採集。 -
High attenuation to low frequency, excellent perform ance of common mode and differential mode interfere nce suppression
極佳的低頻段衰減特性，具有良好的共模和差模干擾抑制性能。 -
The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier
本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。 -
It has a wide input common - mode voltage range and output voltage swing, making them easy to use on single supplies as low as 2. 5 v
該產品具有很寬的共模輸入電壓和輸出電壓擺幅，使其可使用低至2 . 5v的單電源供電。 -
When inputs to most jfet op amps exceed the common - mode range for the part, the output may reverse polarity
當大部分jfet運放的輸入超過它的共模範圍時，輸出可能發生極性翻轉。 -
Common path / common mode adaptive optics is the new way to fulfill the correction of them all. four kinds of cp / cm derivative systems are presented. feasibility and how to realize all the function of cp / cm adaptive optics are analyzed in detail
常規自適應光學系統僅能有針對性校正其中一部分，而cp cm自適應光學正是針對以上弱點提出的自適應光學新技術，實現了全光路像差的探測與校正，對提高系統的集成性和可靠性都有十分重要的意義。 -
Therefore, the depth of buffer storage and the number of serial channels increase greatly. in order to to restrain the common mode interference, high - performance isolation electric supply and photo - electricity coupler are employed. the safe and high - speed communication is realized
為了抑制信號的共模干擾，本設備採用了光電隔離技術，使用了高性能的隔離電源和高速光電耦合器，實現了安全、高速的通訊。
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