It combines a LC VCO, realized by on chip symmetrical spiral inductors and differential diodes, and a two stage ring VCO. C网络是由在片对称螺旋型电感和差分二极管组成的。
Fully differential analog input stage. 完全差分模拟输入级。
Gene Differential Expression at Seedling Stage in Four Cotton Combinations Hybridized by CRI-12 and Its Pedigree-Derived Lines 中棉所12及其选系配制的4个杂交棉幼苗期基因差异表达
The load sharing factors of the differential stage are more sensitive to the errors, they are bigger than that of the encased stage. 差动级载荷不均匀系数对误差较为敏感,差动级载荷不均匀系数大于封闭级。
Specifically analysed and presented the common-mode differential input stage, linear transconductance control circuit of input stage, current sum circuit, floating AB-class control output stage, the bias circuit of OP Amps and the bandgap reference current source circuit. 具体对运放的共模差分输入级、输入级线性跨导控制电路、电流和电路、浮动AB类输出级电路、运放的偏置电路和带隙参考电流源电路进行分析设计。
The sensitive period of fertility transition falls on the period of pistil and stamen differential stage at pollen mature stage. 雌雄蕊分化期&花粉粒成熟期是该不育系育性反应敏感期。
For this, I adopt the new differential input stage to make input common mode range enlarged, and as far as possible not reduce its gain. 为此,采用了新的差分输入级,使共模范围增大,同时尽量不减少差分输入级的增益。
A highly linear CMOS wideband fully-differential amplifier is developed, the input stage is the basic differential pair with resistor common-mode feedback and the output stage consists of an push-pull OTA and its feedback network. 设计了一种高线性度的宽带CMOS全差分放大器,输入级采用带有电阻共模负反馈的差分电路,输出级则由推挽跨导运算放大器及其反馈环路组成。
Optimal Design of CMOS Fully Differential Two Stage OTA 一种CMOS全差分两级OTA建立时间的优化设计
Conclusion Bronchial asthma is a chronic airway inflammatory illness. There are differential cell counts in bronchial induced sputum in the different stage of illness. 结论支气管哮喘是一种慢性气道炎症性疾病,在不同发病时期气道内的炎细胞变化不同。
An optimal design of CMOS in fully differential two stage OTA is presented in this paper. The OTA contains a folded-cascode input stage and a common-source output gain stage. Cascode compensation technique and switched capacitor common mode feedback technique are used. 介绍了一种CMOS全差分两级OTA,第一级为折叠级联放大器,第二级为共源输出增益级,OTA技术采用了级联密勒电容补偿技术和开关电容共模反馈技术。
The design of a fully differential CMOS sampling holding circuit and inter stage subtract gain circuit used in 10 bit 30 M sample/ s pipelined ADC is presented in this paper. 介绍一种10位分辨率、30MHz采样频率流水线操作A/D变换器中的CMOS全差分采样-保持(S/H)电路和级间减法-增益(SUB/GAIN)电路的设计。
Conclusions Serum IL-6, IL-2 and TNF-α in the process of the development of cerebral infarction play important roles, and their levels can be used in the differential diagnosis of cerebral infarction with acute stage and convalescent stage. 结论IL-6、IL-2、TNF-α在脑梗死的发病过程中起重要的作用,测定三者的含量有利于脑梗死患者的早期诊断,以及恢复期的判断。
Theoretic analysis of water power plant pressure flow and computation of differential surge chamber stage fluctuation 水电站压力水流运动的理论分析及调压室水位振荡的计算程序
The circuit was based on CMOS reference operating in subthreshold region, using PMOS differential input and push-pull CMOS output stage mode. 该放大器利用工作在亚阈值区的CMOS基准源,在此基础上运用了PMOS差分输入级,以及CMOS推挽输出级结构。
A digital automatic calibration technique is developed to trim the differential OPAMP's input-referred and its former output stage offset voltages. 通过一种数字自动校准技术,可以校准差分运放及其输入信号所产生的失调电压。
Studies on the Differential Expression cDNA Induced by Water-stressed in Wheat Seedling Stage 小麦苗期水分胁迫诱导差异表达cDNA的研究
The establishment of differential proteomics techniques stands on the central stage in proteomics analysis. 相关技术的建立成为蛋白质组学的一个核心技术问题。
Differential pressure Security Control of the Last stage Blades of a Reheat Extraction Steam Turbine Intermediate pressure Cylinder 再热抽汽式汽轮机中压缸末级叶片压差保护控制
References [ 1-2] advanced main points of a new theory about differential mechanism of the intercrystalline brine ( Desalination by Stage). 文献〔1-2〕提出了晶卤分异成因新观点(阶段性淡化说)的基本理论框架。
This paper first points out the dangers produced by the common and differential mode voltage to the motor in the high frequency stage; 文章首先指出系统在高频工作时逆变器输出的电压中的共模和差模谐波成分对电机产生的危害。
Therefore, those proteins were some differential expressed proteins at the specifically developmental stage during the development of potato tuber, and their appearance and disappearance may be correlated with accordingly developmental stage. 在块茎的整个发育过程中,这些蛋白质可能是这些发育阶段特异表达的蛋白质,它们的出现和消失可能与相应的发育阶段密切相关。
Integrating the structural and sedimentary characteristics of Chuxiong Basin, three main phases of basin evolution can be identified: subsiding-splitting of the basement, differential sediment and depression and strike-slip extrusion stage. 综合盆地构造-沉积演化的总体特征,晚三叠世-早白垩世盆地演化阶段可划分为基底沉降-裂陷、基底差异升降-坳陷和走滑挤压三个主要阶段。
Schistosome presents differential gene expression pattern at each developmental stage of its life cycle, which results in dramatic changes in its biology 、 morphology 、 special metabolism and development. 血吸虫不同发育阶段虫体呈现不同的基因差异表达模式,导致血吸虫独特的代谢和发育过程及显著的生物学和形态学变化。
Through the analysis of the kinetic characteristic of the robot, the general differential equations of the swing stage and the transition stage follow immediately from the collision are deduced using Lagrange Equation and Moment of momentum theorem. 根据对被动行走机器人运动特性的分析,分别利用拉格朗日方程和动量矩原理,建立了机器人摆动阶段和碰撞转换阶段的动力学数学模型。
Comparison of the differential expressed genes in lung and liver tissues in the early stage of systemic blast injury between these two mice strains with cDNA microarray. 采用基因芯片技术比较两种小鼠肝组织和肺组织创伤后早期基因表达谱的表化。
Then according to the mine winding motor operating requirements, put forward the piecewise differential control strategy, obtained the maximum speed differential for pulling into step and speed stage head table and characteristic curve. 接着按照煤矿绕线电机的运行要求,提出了分段级差控制策略,得到了满足电机牵入同步的最大转速级差,并以此为基础得到了理论上的调速级差表和调速特性曲线。
Three-stage amplifier are adopted, the first stage is very important adopting differential amplifier, working under the amplifying model; The second stage adopts same-phase amplify and has some filter effect; The third stage adopts reverse phase amplifier, and has certain adjustable effect. 所以拟采用三级放大器,第一级放大器最为重要采用差分放大器,工作在放大模式下;第二级采用同相电压放大,并兼有一定的滤波作用;第三级放大器,起一定的调节作用。