ENGINEERING RESEARCH PAPERS

amplifier IEEE PAPER 2018




Photon statistics of a Josephson parametric amplifier from continuous microwave measurements
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arXiv:1710.06040 3 Page 42. Introduction Voltage fluctuations Photon Statistics Mesoscopic device Previous work = Photon Detector NOT single photon Single BW correlations B. Royer et al. arXiv:1710.06040 3 Page 43. Introduction Previous work 4 Virally et al. Phys. Rev. A 93

Noise Analysis of Trans-impedance Amplifier (TIA) in Variety Op Amp for use in Visible Light Communication (VLC) System
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VLC is a complex system with lots of challenges in its implementation. One of its problems is noise that originated from internal and external sources (sunlight, artificial light, etc). Internal noise is originated from active components of analog front-end (AFE) circuit, which will be

Class-E Power Amplifier with Minimal Standby Power for Wireless Power Transfer System
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ABSTRACT This paper presents a method for minimizing standby power consumption in wireless power transfer (WPT) system via magnetic resonance coupling (MRC) that operates at 6.78 MHz. The proposed circuit controls the required capacitance according to

A GRAPHICAL APPROACH TO DESIGN AND OPTIMIZATION OF MOS AMPLIFIER
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ABSTRACT The component values and transistor dimensions of a single stage amplifier are the only designable parameters which can be adjusted to achieve optimum performance. The resulting parameters can be set to form an objective function and constraint equations to

Reconfigurable concurrent multiband doherty power amplifier
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ABSTRACT The research work in this thesis aims to develop Doherty power amplifiers that can support concurrent multiband operation as well as reconfigurable operation. The reconfigurable operation is developed such that the Doherty power amplifier can reconfigure

Characterization of Optical Fibers Containing Nanoparticles Doped Rare Earth as an Amplifier for Telecommunications.
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ABSTRACT The influence of dielectric nanoparticles in an amplifier is still actively sought in many research laboratories. This paper presents the effect of doped nanoparticle namely magnesium in fiber amplifiers. Phase separation technique at 1700 C was utilized to form

Amplifier /Filter Redesign Based on Nullors
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ABSTRACT Frequency response design of analog amplifier /filter circuits with the help of nullors are discussed in this paper. The proposed method tries to modify the cut-off frequencies or bandwidth of the given circuit as per the requirement with the help of a nullor

Design of A 60 GHz Power Amplifier utilizing 90nm CMOS Technology
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ABSTRACT In order to satisfy the short-distance high-speed wireless transmission communication system, such as Wireless Personal Area Net-work (WPAN) applications. A 60GHz high efficiency single ended power amplifier is proposed, which is with three stages

Design and simulation of Class A amplifier with 10W power S-band applied in radar systems using PHEMT transistor
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ABSTRACT Amplification the received signals is very important and integral in communication systems (transmitter, receiver, radar and etc). Amplifiers, as separate blocks, get the signal to the desired level in several stages, depending on the amount of amplification required ABSTRACT This paper presents a bidirectional variable gain amplifier (BVGA) with a low imbalance between amplification directions in 65-nm CMOS process. The BVGA is composed of two symmetric bidirectional amplifiers (BA) and a distributed attenuator (DA) for

A Reactance Compensated Three-Device Doherty Power Amplifier for Bandwidth and Back-off Range Extension
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ABSTRACT This paper proposes a new broadband Doherty power amplifier topology with extended back-off range. A shunted λ/4 short line or a λ/2 open line working as compensating reactance is introduced to the conventional load modulation network, which

AS3330-Dual Voltage Controlled Amplifier (VCA)
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AS AS3330F- SIGNAL alfarzpp.lv The AS 3330 is a dual, high performance, voltage controlled amplifier intended for electronic musical instrument and professional audio applications. Each amplifier includes complete circuitry for simultaneous linear and exponential control of gain. In addition, the operating

A Review on Instrumentation Amplifier and Methods to Improve CMRR
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ABSTRACT : Many bio signals are encountered in day to day lifewhich can be measured by using an electrode. Therefore, to measure these signals electrodes are placed in contact with human body so that these signals can be converted into electrical signals. But these

Spectroscopic Investigations on Er3+ doped Lead Borotellurite Glasses for Amplifier Applications
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ABSTRACT Er3+ ions doped lead borotellurite glasses were prepared by melt quenching technique and their structural and spectroscopic behaviors were studied through recording FTIR, UV Vis NIR absorption and photoluminescence measurements. Through the ABSTRACT In this paper, a high-efficiency frequency-reconfigurable CMOS power amplifier (PA) design technique is presented at 24 and 28 GHz using integrated tunable neutralization and matching networks. To cope with the adverse effects of gate drain

Enhanced gain in S+ C band utilizing TDFA-FRA hybrid amplifier in cascaded and parallel configurations at reduced channel spacings for DWDM systems
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ABSTRACT Thulium is basically a rare earth element that can be used as a dopant material in amplifiers designed to particularly operate in S-band (1460 nm-1530 nm) region. Another important category of optical amplifiers is fiber Raman amplifier (FRA), which have the

Printed Circuit Board design for Inverting Summing Amplifier using CADENCE
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Automation (EDA) tool for PSPICE to check behavior of the any analogue or digital circuit and analyzing, Schematic of the circuit, pad stack creation for the selected component, footprint creation and PCB editing. This paper explains all the features of cadence with a

A Doherty Power Amplifier with Large Back-off Power Range Using Integrated Enhancing Reactance
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In future wireless communication systems, such as the 5th generation of mobile communication network (5G), the ever increasing demand for high transmission data rate results in the employment of wideband and multi-band modulated signals characterized by

ET power amplifier efficiency modeling and performance evaluation
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ABSTRACT Energy consumption of next generation radio access network is posing a deep impact on CO2 emission and network operating cost. In a macro site, radio equipment dominates the power consumption. Specifically, the power amplifiers consume 70% of the

A Review of 5G Power Amplifier Design at cm-Wave and mm-Wave Frequencies
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ABSTRACT The 5G wireless revolution presents some dramatic challenges to the design of handsets and communication infrastructures, as 5G targets higher than 10 Gbps download speed using millimeter-wave (mm-Wave) spectrum with multiple-input multiple
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