通过分析MEMS电容开关的工作原理,设计出一种适合分布式射频MEMS移相器电路的新型电容开关。
A novel capacitive switches structure for the distributed RF MEMS phase shifters is presented based on the analysis of the operation principle.
采用了电容开关的技术以补偿工艺、温度和电源电压的变化,并对片上电感和射频开关进行优化设计以得到最大的Q值。
Some optimization designs were made with the on-chip inductor and the RF switches to get the maximum Q-value.
电阻器和电容器一起组成计时器,晶体管作为开关。
The resistor and the capacitor together were the timer, and the transistor worked as the switch.
与理想开关相并联的是触点漏泄电阻和电容。
In parallel with the ideal switch is the contact leakage resistance and capacitance.
解决方法:打开电源更换其开关管,滤波电容,或直接换电源。
Solution: turn on the power to replace the switch tube, filter capacitor, or directly for power.
本产品可替代其它复合开关和电容接触器,其优良性能必将成为未来通断控制产品的主流。
This product can replace other composite contactor switches and capacitors, and its excellent performance will become the future of on-off control of the mainstream products.
通过对电容器充电回路开关管进行控制,实现交流输入端的高功率因数。
High power factor at ac input can be achieved by controlling the switch of capacitor charge circuit.
第二组开关(7158型)在经过合适的平稳时间后将每个电容器连接到皮安计。
A second set of switches (on the Model 7158) connects each capacitor to the pico ammeter after a suitable soak period.
如果另一个开关是由相同的线圈电源驱动的,噪声则可通过其“触点-线圈”电容耦合至该开关。
Noise can also be coupled to a different switch through its contact-coil capacitance if it is driven by the same coil supply.
在该测试系统中,一组开关(7111-S型或7169a型)被用来向每个电容器施加测试电压。
In this test system, one set of switches (on either the Model 7111-s or 7169a) is used to apply the test voltage to each capacitor.
由于电容属于一种机械性能,并且不应随时间发生变化,所有通常必须要验证开关卡上的隔离电容。
It is generally unnecessary to verify the isolation capacitance on a switch card, because the capacitance is a mechanical function and should not change over time.
本文证明了两个定理,并由此提出了开关电容电路灵敏度分析的一种方法,此方法特别适合于用计算机程序来实现。
In this paper two theorems have been proved and a method of sensitivity analysis of switched capacitor circuits has been described.
对于大多数开关卡,相邻通道间都具有小的电容。
With most switch CARDS, there will be some small capacitance between adjacent channels.
我司专业生产和销售电机,减速机,轴流风机,风扇电机,水泵,风机,电容器,开关,温控器,定时器和制冷配件。
Our company specializes in manufacturing and marketing electric motor, reducer, axial fan, fan motor, water pump, blower, capacitors, switch, thermostat, timer and refrigeration parts.
本文给出了一种利用线性变换设计开关电容滤波器的新方法。
A new method for switched-capacitor filleter (SCF) realization by using the linear transformation techique is described.
许多机械室和校园内部变压器等含有多氯联苯的电容器和开关等电气设备的金库。
Numerous mechanical rooms and electrical vaults on campus house transformers and other PCB-containing equipment such as capacitors and switches.
只要电容电压比系统电压高,则电能开关就能控制能流方向。
The power switches is able to control the direction of power flow as long as the capacitor voltage is kept higher than the system voltage.
比较器是前置放大器与动态锁存器组成的开关电容电路。
It is a switch capacitor circuit which consists of the preamplifier and dynamic latch.
相对于降压式谐振开关电容变换器,升压式谐振开关电容变换器构成方式不同,潜电路发生条件也有较大区别。
Comparing to step-down resonant switched capacitor(RSC) converter, the composing principle of step-up RSC converter is different, so their sneak circuit conditions are not same.
实际的装载量靠近极限值的同时,又不断与四个极限值相比较。起重机控制电容可以作为开关。
The actual load is compared to four limit values, and by achieving the limit value, the relay of the crane controller could be switch.
比较器的部分是以开关加电容配合动态比较器来实现。
The comparator is implemented by the switch and capacitor and dynamic comparator.
在分析了一类分段线性映射的决定论混沌系统的基本特性后,设计了由开关电容电路等组成的模拟电路。
After analyzing the basic characteristic of a Piecewise Linearity Mapping, a design of analog circuits including switched capacitors is presented.
阿电容式接近开关工程高的振荡电路,产生的积极传感器表面磁场的电磁通过一个电容手段的频率。
A capacitive proximity switch works with a high frequency oscillating circuit that creates an electromagnetic field on the active sensor surface by means of a capacitor.
为便于实现传感器与测量电路的集成,基于开关电容电路的原理设计出了频率输出的CMOS电容信号处理电路。
To integrate the sensor with its measurement circuit, the CMOS capacitance signal processing circuit is designed based on the theory of capacitor switch circuit.
其优点是可以减少使用运算放大器、电容以及开关的数量,使得SCF面积减小,便于小型化。
The advantage of the new method is that the number of ICOA, capacitor and switch and the area of SCF are all decreased.
论述一种新的开关电容dc - DC变换器的拓扑结构。
This paper deals with a new topology of switched capacitor DC DC converter.
该方法可望应用于高速有源开关电容网络及其相关领域。
This method can be applied to high-speed active switched capacitor networks and its related fields.
共模反馈电路由开关电容共模反馈电路实现。
Auxiliary feedback amplifiers and switched capacitor common mode feedback circuit are employed.
用单位增益缓冲器构成的开关电容滤波器(SCF),若能消除寄生电容引起的“阻性”寄生,则可用于高频设计,总寄生灵敏度会因此大大降低。
The unity gain buffer will be good for designing high frequency SCF if its resistive effect can be eliminated and then the overall parasitic sensitivity will be greatly lowered.
用计算机对一个开关电容积分器进行了灵敏度分析,计算结果与理论分析一致。
The method can be readily programmed for computer-aided analysis of SC circuits and has been illustrated by practical sensitivity analysis example of a switched capacitor integrator.
应用推荐