scispace - formally typeset
Search or ask a question

Answers from top 10 papers

More filters
Papers (10)Insight
Although the effect of the MOSFET linear gate-drain capacitance is similar to that of the external linear shunt capacitance on the design of the class-E amplifier with a square input voltage, the difference between their effects should be considered for the sinusoidal input voltage, which is one of the most important suggestions in this paper.
This paper recognizes the existence of such a void in the teaching of amplifier design at the undergraduate level, and proposes a novel graphical approach which presents the complete amplifier design in a visual form that is easy for the students to understand.
As a result, DELTA provides a promising approach for MOSFET structures of less than 0.1 mu m in size.<<ETX>>
From the analysis, DG-DI MOSFET is the most suitable candidate for high speed switching application, simultaneously providing better performance as an amplifier.
The amplifier's bandwidth is the broadest ever reported for a Si MOSFET technology.
The new amplifier shows sufficient favorable characteristics.
This achievement can pave the way to practical use of the Si spin MOSFET.
Proceedings ArticleDOI
P. Manikandan, Ribu Mathew 
15 Mar 2012
6 Citations
A new modified driver stage is proposed which drives the power amplifier efficiently.
They demonstrate that amplification can be achieved from both the fluidic circuit and the MOSFET.
These are expected to ease circuit optimizations of low-noise amplifiers and other circuits based on intrinsic MOSFET models.

See what other people are reading

What are the most common instruments used to detect sexual incest marriages?
5 answers
What is the current state of ECG-based active acquisition in the field of EIT?
5 answers
What is the current state of ECG-based active acquisition in the field of EIT?
5 answers
What are the research gaps in interleaved PFC Boost converters?
4 answers
Research gaps in interleaved PFC Boost converters include the complexity of existing modeling and controller designs, which often necessitate multiple sensors for control. Additionally, integrating interleaved structures with active power filters can introduce disturbances that affect both PFC and APF operations, highlighting a need for solutions to mitigate these issues. Furthermore, conventional PFC rectifiers face challenges in achieving high efficiency, reliability, and cost-effectiveness, especially in low line conditions, indicating a gap in the development of more efficient and reliable PFC solutions for various applications, such as electric vehicle charging systems. Lastly, while closed-loop control strategies for interleaved boost converters have been explored, there is ongoing research on optimizing the control algorithms, such as comparing the performance of PI and PID controllers to enhance the time domain response and efficiency of the converters.
What is the advantage and disadvantage of MC-ICPMS compared to TIMS during stable metal isotopic measurement??
5 answers
Multi-Collector Inductively Coupled Plasma Mass Spectrometry (MC-ICP-MS) offers advantages and disadvantages compared to Thermal Ionization Mass Spectrometry (TIMS) for stable metal isotopic measurements. MC-ICP-MS provides rapid sample throughput and simultaneous measurement of multiple isotopes, enhancing efficiency. However, MC-ICP-MS may face challenges in achieving the same level of precision as TIMS due to potential spectral and non-spectral interferences, impacting accuracy. TIMS, on the other hand, is known for its exceptional precision in isotopic analysis but is slower and less efficient in processing samples compared to MC-ICP-MS. Therefore, while MC-ICP-MS offers speed and multi-isotope analysis capabilities, TIMS excels in precision, highlighting the trade-offs between the two techniques in stable metal isotopic measurements.
What are the difference between Online versus Offline HAR ?
5 answers
Online and offline techniques differ in various aspects for different applications. In the context of Raman pump power optimization, machine learning (offline) and evolutionary strategy (online) methods were compared. Online methods in distributed systems involve server operations triggered by online or offline instructions, ensuring client stability. On the other hand, an online and offline real-time interactive game system integrates cloud servers, internet clients, and offline player equipment for rapid synchronization and enhanced gaming experience. While online approaches are suitable for real-time interactions and quick data synchronization, offline methods are preferred for certain tasks like optimization where time-consuming reconfigurations are acceptable. Each method has its strengths and is chosen based on the specific requirements of the system or application.
What names are applied to the two types of BJT transistors?
5 answers
The two types of Bipolar Junction Transistors (BJTs) are named based on the arrangement of semiconductor materials within them. The first type is called NPN, which stands for Negative-Positive-Negative, while the second type is known as PNP, which stands for Positive-Negative-Positive. In an NPN transistor, the switch turns on when a current flows through the base, whereas in a PNP transistor, the switch turns on when there is no current through the base. These configurations are essential in determining the behavior and functionality of the transistors, influencing their applications in amplification, switching, and digital circuit elements.
What are the general characteristics of a low noise amplifier operating in high-frequency band for under water acoustics?
5 answers
A low noise amplifier (LNA) designed for high-frequency underwater acoustic applications typically exhibits characteristics such as low noise figure, good input impedance matching, and linearity enhancement. In the context of underwater electric field sensors, LNAs require low-noise amplification at ultra-low frequency bands, with noise characteristics significantly influenced by voltage noise density and transistor matching. Moreover, front-end circuits for underwater acoustic transmitters and receivers demonstrate capabilities like amplifying signals to high peak-to-peak voltages and achieving substantial amplification gains with out-band attenuation. These LNAs are crucial components in underwater systems, ensuring efficient signal amplification and reception for various underwater applications.
What is premises?
5 answers
Premises can be defined in various contexts. In the realm of arguments, a premise is a statement that supports a conclusion. It can also refer to a broadcasting system component that monitors and controls audio amplifiers to prevent energy waste and abnormalities. Moreover, in the field of data collection, "Premise" is a mobile-phone platform that incentivizes citizens to gather reliable data for economic indicators in developing countries like Nigeria and Liberia. Additionally, in electrical engineering, the National Electrical Code uses the term "premises" to describe the wiring within a facility, distinguishing it from internal equipment wiring. Lastly, in legal theory, "premise theory" is proposed to explain how international courts adapt legal principles to reflect the legal field, court premises, and individual cases, enhancing judicial transparency and predictability.
How accurate are pulse oximeters in measuring heart rate?
5 answers
Pulse oximeters are generally accurate in measuring heart rate. A study developed a transimpedance amplifier-based pulse oximeter with an accuracy of ±2 bpm for heart rate measurement, comparing it to a commercial pulse oximeter. Another research focused on a wearable wrist-worn device, BrOxy M, which demonstrated high accuracy and reliability in measuring heart rate, with a mean bias of 0.25 bpm and an accuracy of 3.7 bpm. Additionally, an optical device designed for measuring heart rate and blood oxygen saturation showed a final accuracy of 0.5 beats per minute for heart rate measurement. These studies collectively highlight the accuracy of pulse oximeters in measuring heart rate, making them valuable tools for monitoring this vital sign.
Amplifier design for deep water echo sounding
5 answers
An essential component in deep water echo sounding systems is the amplifier, crucial for enhancing weak echo signals. Various amplifier designs have been proposed in research. One study presents a Class D power amplifier for sonar systems, operating at low frequencies with high output power. Another paper introduces a digitally controlled sonar power amplifier utilizing Sine Pulse Width Modulation signals for echo ranging sonar, demonstrating effective use in underwater transmitters. Additionally, a matching circuit design for broadband underwater acoustic transducers is highlighted as a key technology in sonar systems, emphasizing the importance of reducing energy loss, extending system bandwidth, and improving waveform distortion. These studies collectively contribute valuable insights into amplifier designs tailored for deep water echo sounding applications.