Search Results - "Momeni, Omeed"
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A High-Gain mm-Wave Amplifier Design: An Analytical Approach to Power Gain Boosting
Published in IEEE journal of solid-state circuits (01-02-2017)“…In this paper, a general embedding is proposed to boost the power gain of any device to the maximum achievable gain (G max ), which is defined as the maximum…”
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2
High-Power and High-Efficiency Millimeter-Wave Harmonic Oscillator Design, Exploiting Harmonic Positive Feedback in CMOS
Published in IEEE transactions on microwave theory and techniques (01-10-2017)“…Based on time-variant behavior of metal-oxide-semiconductor field-effect transistors in large-signal operations, harmonic translations and their mutual effects…”
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3
High Power Terahertz and Millimeter-Wave Oscillator Design: A Systematic Approach
Published in IEEE journal of solid-state circuits (01-03-2011)“…A systematic approach to designing high frequency and high power oscillators using activity condition is introduced. This method finds the best topology to…”
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4
A Charge Pump Current Mismatch Compensation Design for Sub-Sampling PLL
Published in IEEE transactions on circuits and systems. II, Express briefs (01-06-2021)“…A current mismatch compensation structure for SSPLL charge pump (CP) is proposed and implemented in a low-power 40.5GHz frequency synthesizer. Transistor's…”
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5
A Novel CMOS High-Power Terahertz VCO Based on Coupled Oscillators: Theory and Implementation
Published in IEEE journal of solid-state circuits (01-12-2012)“…We introduce a novel frequency tuning method for high-power terahertz sources in CMOS. In this technique, multiple core oscillators are coupled to generate,…”
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6
Design and Implementation of IoT-Enabled Device for Real-Time Monitoring of Greenhouse Gas Emissions, and Pressure in Anaerobic Reactors
Published in IEEE access (2024)“…Greenhouse gas (GHG) emissions and consequential global warming are grand societal challenges, and mitigating it requires improved control measures as well as…”
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Quantitative Analysis of Genomic DNA Degradation of E. coli Using Automated Gel Electrophoresis under Various Levels of Microwave Exposure
Published in Gels (02-04-2024)“…The problem that this study addresses is to understand how microwave radiation is able to degrade genomic DNA of . In addition, a comparative study was made to…”
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8
Broadband Antenna Design for Terahertz Communication Systems
Published in IEEE access (01-01-2023)“…This paper provides an overview of broadband terahertz antenna elements and arrays for integrated communication systems. The fundamental challenges of…”
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9
Micro mercury trapped ion clock prototypes with 10-14 frequency stability in 1-liter packages
Published in Scientific reports (30-06-2023)“…Modern communication and navigation systems are increasingly relying on atomic clocks. As timing precision requirements increase, demands for lower SWaP (size,…”
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10
A 0.46-THz 25-Element Scalable and Wideband Radiator Array With Optimized Lens Integration in 65-nm CMOS
Published in IEEE journal of solid-state circuits (01-09-2020)“…In this article, we present a 438-479-GHz fully integrated 25-element radiator array source based on a scalable structure of coupled standing wave oscillator…”
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11
A 0.34-THz Wideband Wide-Angle 2-D Steering Phased Array in 0.13- \mu m SiGe BiCMOS
Published in IEEE journal of solid-state circuits (01-09-2019)“…In this paper, a 0.34-THz <inline-formula> <tex-math notation="LaTeX">2\times 2 </tex-math></inline-formula> phased array integrated circuit is presented,…”
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12
Low-Power and Low-Noise Millimeter-Wave SSPLL With Subsampling Lock Detector for Automatic Dividerless Frequency Acquisition
Published in IEEE transactions on microwave theory and techniques (01-01-2021)“…An 8.8-mW, low-noise, 40.5-GHz frequency synthesizer is proposed. The synthesizer system consists of a subsampling phase-locked loop (SSPLL) with 100-MHz…”
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13
A 200-GHz Power Amplifier With a Wideband Balanced Slot Power Combiner and 9.4-dBm P sat in 65-nm CMOS: Embedded Power Amplification
Published in IEEE journal of solid-state circuits (01-11-2021)“…The effect of gain and embedding of amplifying cells (amp-cell) on the output power of power amplifiers (PAs) at high mm-wave frequencies is studied. This is…”
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14
Second-Harmonic Power Generation Limits in Harmonic Oscillators
Published in IEEE journal of solid-state circuits (01-11-2018)“…Based on piecewise linear modeling of field-effect transistors, harmonic translations are deployed to analyze the fundamental limits for a maximum…”
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15
A 190-GHz VCO With 20.7% Tuning Range Employing an Active Mode Switching Block in a 130 nm SiGe BiCMOS
Published in IEEE journal of solid-state circuits (01-08-2017)“…A voltage controlled oscillator (VCO) incorporating a system of coupled oscillators with two active mode switching (AMS) blocks is presented. The AMS blocks…”
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16
A 230-GHz High-Power and Wideband Coupled Standing Wave VCO in 65-nm CMOS
Published in IEEE journal of solid-state circuits (01-03-2020)“…This article presents a 230-GHz wideband harmonic voltage-controlled oscillator (VCO) with large output power based on a compact and low-loss structure of…”
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17
A Standing-Wave Architecture for Scalable and Wideband Millimeter-Wave and Terahertz Coherent Radiator Arrays
Published in IEEE transactions on microwave theory and techniques (01-03-2018)“…In this paper, we present a new architecture for implementation of millimeter-wave (mm-wave) and terahertz (THz) radiator arrays based on standing-wave…”
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18
Gain Boosting in Distributed Amplifiers for Close-to-fmax Operation in Silicon
Published in IEEE transactions on microwave theory and techniques (01-03-2019)“…In this paper, the challenges of designing distributed amplifiers at frequencies close to <inline-formula> <tex-math notation="LaTeX">f_{\text {max}}…”
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A Highly Accurate and Sensitive mmWave Displacement-Sensing Doppler Radar With a Quadrature-Less Edge-Driven Phase Demodulator
Published in IEEE journal of solid-state circuits (01-09-2023)“…A 110-mW 39-GHz Doppler radar front end in 65-nm CMOS for displacement and vibration sensing is proposed. Conventional Doppler radar suffers from detection…”
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20
Gain Boosting in Distributed Amplifiers for Close-to- f max Operation in Silicon
Published in IEEE transactions on microwave theory and techniques (01-03-2019)“…In this paper, the challenges of designing distributed amplifiers at frequencies close to [Formula Omitted] of transistors are tackled. By using bandpass…”
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