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相关概念视频

Second-order Op Amp Circuits01:19

Second-order Op Amp Circuits

358
Implementing second-order low-pass filters in audio systems is crucial in refining audio signals by eliminating undesirable high-frequency noise. These filters typically involve second-order op-amp circuits configured as voltage followers, encompassing two nodes with distinct storage elements.
The analysis of such circuits follows a systematic approach, similar to the second-order RLC circuits. In practical scenarios, bulky inductors are rarely employed due to their size and weight. This means...
358
Active Filters01:25

Active Filters

837
Active filters are electronic circuits that use operational amplifiers (op-amps), resistors, and capacitors to filter out unwanted frequency components from a signal. A first-order low-pass active filter is designed to pass signals with a frequency lower than a certain cutoff frequency and attenuate frequencies higher than that cutoff frequency. The transfer function for a first-order low-pass active filter is:
837
Biasing of FET01:22

Biasing of FET

289
Biasing a Junction Field Effect Transistor (JFET) is crucial for setting operational parameters and ensuring efficient functioning in electronic circuits. JFETs are characterized by using a single carrier type in N-channel or P-channel configurations, where the channel is surrounded by PN junctions. These junctions are central to the device's ability to control current flow.
In an N-channel JFET, the structure consists of N-type material forming the channel on a P-type substrate, with the...
289
Second-Order Circuits01:17

Second-Order Circuits

1.4K
Integrating two fundamental energy storage elements in electrical circuits results in second-order circuits, encompassing RLC circuits and circuits with dual capacitors or inductors (RC and RL circuits). Second-order circuits are identified by second-order differential equations that link input and output signals.
Input signals typically originate from voltage or current sources, with the output often representing voltage across the capacitor and/or current through the inductor. For example, in...
1.4K
Passive Filters01:27

Passive Filters

545
Passive filters are utilized to shape the frequency spectrum of signals across a diverse array of applications. These filters, using only passive elements like resistors (R), inductors (L), and capacitors (C), are capable of selectively allowing or blocking certain frequency ranges without the need for external power sources.
Low-Pass Filters
Low-pass filters are designed to transmit signals with frequencies lower than the cutoff frequency, ωc, and attenuate those above it. The cutoff...
545
Field Effect Transistor01:29

Field Effect Transistor

438
Field-effect transistors (FETs) are integral to electronic circuits and distinguished by their three-terminal setup: the gate, drain, and source. These transistors operate as unipolar devices, which utilize either electrons or holes as charge carriers, in contrast to bipolar transistors, which use both types of carriers. The primary function of the FET is to modulate the flow of these carriers from the source to the drain through a channel. The voltage difference between the gate and source...
438

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使用CNTFETs的新型二级完全差异化的全通波器.

Muhammad I Masud1, Iqbal A Khan1, Syed Abdul Moiz2

  • 1Department of Electrical Engineering, College of Engineering and Islamic Architecture, Umm Al-Qura University, Makkah 21955, Saudi Arabia.

Micromachines
|October 28, 2023
PubMed
概括
此摘要是机器生成的。

本研究介绍了一种使用碳纳米管场效应晶体管 (CNTFET) 的可调整全通波器电路. 拟议的设计实现了用于高频应用的广泛调范围,在深微米技术中展示了高效的性能.

关键词:
在APF中,APF是APF.在CNTFET中,我们可以看到.奇拉性是一种精神性.完全差异化的完全差异.阶段角是相位的角度.

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科学领域:

  • 电子 电子 电子 电子 电子 电子 电子
  • 材料科学 材料科学 材料科学
  • 电气工程 电气工程

背景情况:

  • 碳纳米管场效应晶体管 (CNTFET) 为先进的电路设计提供了独特的电子特性.
  • 全通波器是信号处理中的关键组件,用于在没有振幅扭曲的情况下进行相位操纵.
  • 可调节,低功耗,高频过器的开发对于现代电子系统至关重要.

研究的目的:

  • 介绍一种基于CNTFETs的新型二级完全差分全通波器电路.
  • 通过结合基于 CNTFET 的 varactors,引入一个只能调节的活跃过器拓.
  • 为了证明拟议的过电路的可调性和性能.

主要方法:

  • 使用 CNTFET 晶体管和接地电容器设计和模拟二级完全差异全通波器.
  • 通过用基于 CNTFET 的 varactors 取代接地电容器,开发一种仅可调节的主动过器.
  • 通过使用HPSPICE模拟与的CNTFET模型在16nm技术节点上验证电路运行和性能.

主要成果:

  • 从15GHz到27.5GHz的波器调整能力通过控制变频器电容来实现.
  • 证明了低压运行,低功耗消耗和高调节极频率的仅为主动电路.
  • 模拟结果证实了理论预测,显示了深微米技术的高效过器性能.

结论:

  • 拟议的基于CNTFET的二次完全差分全通波器提供高效和可调高频操作.
  • 只有主动可调节的过器拓为先进的电子系统中可调节的过提供了实用解决方案.
  • 该研究验证了CNTFETs在为未来技术实现高性能模拟过电路方面的有效性.