Subjects: Noise cancellation. / Output balancing. / Active baluns. / CMOS technology. / Core size. / Digital TV. / Distortion cancellation. / Frequency ranges. / Frequency spacing. / Inductorless. / Interfering signals. / Low-noise designs. / Second-order interaction. / Single-ended to differential. / Supply voltages. / Third-order non-linearity. / Two-tone tests. / Voltage gain. / Wideband impedance matching. / CMOS integrated circuits. / Digital television. / Impedance matching (electric) / Spurious signal noise. / Television broadcasting. / Low noise amplifiers.

Single-VCO multi-band DTV frequency synthesizer with a divide-by-3 frequency divider for quadrature signal generation

Author: Saeedi, S.

Pub. Year: 2010

Subjects: Digital TV. / Frequency synthesizer. / Adaptive frequency calibrations. / CMOS technology. / Die area. / Digital TV. / Digital TV tuner. / Divide-by-3 circuit. / Frequency dividers. / Frequency ranges. / In-phase. / L-band frequencies. / Measurement results. / Multiband. / Phase lock. / Power supply. / Programmable charge pumps. / Quadrature generation. / Quadrature outputs. / Quadrature signal generation. / Reduce variation. / Signal generation. / Switched capacitor. / Target frequencies. / Tuning ranges. / VCO circuits. / VCO frequency. / Capacitors. / CMOS integrated circuits. / Frequency synthesizers. / Pumps. / Tuning. / Variable frequency oscillators. / Digital television.

Second and third-order distortion suppression technique for noise canceling CMOS LNAs

Author: Saeedi, S.

Pub. Year: 2009

Subjects: Distortion cancellation. / Low noise amplifier (LNA) / Noise cancellation. / Output balancing. / Second-order interaction. / Distortion cancellation. / Low noise amplifier (LNA) / Noise cancellation. / Output balancing. / Second-order interaction. / Audio frequency amplifiers. / Spurious signal noise. / Transmitters. / Low noise amplifiers.

A multi-band frequency synthesizer for DVB-H

Author: Saeedi, S.

Pub. Year: 2009

Subjects: DVB-H. / Frequency synthesizer. / Multi band. / PLL. / VCO.

Fluid–structure interaction simulation of a cerebral aneurysm: effects of endovascular coiling treatment and aneurysm wall thickening

Author: Shamloo, A.

Pub. Year: 2017

Subjects: Cerebral aneurysm. / Endovascular coiling treatment. / Non-newtonian properties of blood. / Vessel wall hyperelastic behavior. / Blood. / Blood vessels. / Deformation. / Flow of fluids. / Fluid structure interaction. / Non newtonian flow. / Residence time distribution. / Stress concentration. / Thin walled structures. / Cerebral aneurysms. / Endovascular. / Hyperelastic behavior. / Non-newtonian property. / Wall thickening. / Shear flow. / Aneurysm wall thickening. / Anterior cerebral artery. / Anterior communicating artery. / Brain artery aneurysm. / Brain blood flow. / Brain circulus arteriosus. / Coil embolization. / Fluid flow. / Fluid structure interaction simulation. / Hemodynamics. / Oscillatory shear index. / Physical parameters. / Priority journal. / Relative residence time. / Shear stress. / Biological model. / Human. / Intracranial aneurysm. / Mechanical stress. / Pathophysiology. / Computer Simulation. / Humans. / Models, cardiovascular. / Stress, mechanical.

A divide-by-3 frequency divider for I/Q generation in a multi-band frequency synthesizer

Author: Saeedi, S.

Pub. Year: 2008

Subjects: Cmos technologies. / Frequency dividers. / Frequency ranges. / Quadrature signal generations. / Signal generations. / CMOS integrated circuits. / Frequency dividing circuits. / Frequency synthesizers.

A DLL-based frequency synthesizer for VHF DVB-H/T receivers

Author: Gholami, M.

Pub. Year: 2010

Subjects: Analytical predictions. / Channel frequencies. / Circuit level design. / Delay line. / Delay-locked loops. / DLL. / DVB-H/T. / Frequency dividers. / Minimum phase. / Power Consumption. / Proposed architectures. / Simulation result. / Target frequencies. / Wireless transceiver. / Design. / Frequency synthesizers. / Integrated circuit manufacture. / Jitter. / Phase noise. / Numerical methods.

Design method for a reconfigurable CMOS LNA with input tuning and active balun

Author: Akbar, F.

Pub. Year: 2014

Subjects: Blocker filtering. / Input tuning. / CMOS integrated circuits. / Economic and social effects. / Feedback. / Feedback amplifiers. / Integrated circuit design. / Noise figure. / Topology. / Active balun. / Feedback techniques. / Frequency ranges. / LNA. / Multi-band receivers. / Noise performance. / Reconfigurable. / Single-ended-to-differential conversion. / Low noise amplifiers.

Low phase noise on-chip oscillator for implantable biomedical applications

Author: Aghlmand, F.

Pub. Year: 2011

Subjects: Biomedical applications. / Building blockes. / Fully integrated. / Implantable system. / Low phase noise. / On chips. / On-chip oscillators. / Operating voltage range. / Oscillation frequency. / Reference frequency. / Supply voltages. / Systems on chips. / Temperature range. / Medical applications. / Programmable logic controllers. / Phase noise.

Modeling of DLL-based frequency multiplier in time and frequency domain with Matlab Simulink

Author: Gholami, M.

Pub. Year: 2010

Subjects: Delay locked loop. / DLL. / DLL modeling. / Frequency synthesizer modeling. / MATLAB simulink. / Charge pump. / Clock signal. / Delay-locked loops. / Design considerations. / DLL. / Frequency multiplier. / Input frequency. / Simulation result. / Systematic modeling. / Time and frequency domains. / Whole systems. / Charge pump circuits. / Frequency multiplying circuits. / Frequency synthesizers. / Multiplying circuits. / MATLAB.

Clipping noise cancellation in OFDM systems using oversampled signal reconstruction

Author: Saeedi, H.

Pub. Year: 2002

Subjects: Clipping. / OFDM. / Oversampled signal reconstruction. / Peak to mean envelope power ratio (PMEPR)

A low voltage 14-bit self-calibrated CMOS DAC with enhanced dynamic linearity

Author: Saeedi, S.

Pub. Year: 2005

Subjects: Attenuation. / Bit error rate. / Calibration. / CMOS integrated circuits. / Computer simulation. / Electric potential. / Linearization. / Technology transfer. / Analog self calibration. / Current steering. / Enhanced dynamic linearity. / Error measurement. / Digital to analog conversion.

Inhibiting asphaltene precipitation from Iranian crude oil using various dispersants: Experimental investigation through viscometry and thermodynamic modelling

Author: Saeedi Dehaghani, A. H.

Publisher: Elsevier B.V,

Pub. Year: 2017

Subjects: Amphiphile. / Asphaltene. / Inhibitor. / Precipitation. / Thermodynamic modeling. / Viscometry. / Amphiphiles. / Asphaltenes. / Association reactions. / Blending. / Chemical stability. / Crude oil. / Equations of state. / Losses. / Nanocomposites. / Petroleum industry. / Toluene. / Viscosity measurement. / Asphaltene precipitation. / Association equation of state. / Complementary data. / Experimental investigations. / Inhibitor concentration. / Thermodynamic model. / Thermodynamic modelling. / Precipitation (chemical)

Effect of magnetic field treatment on interfacial tension of CTAB nano-emulsion: developing a novel agent for enhanced oil recovery

Author: Saeedi Dehaghani, A. H.

Publisher: Elsevier B.V,

Pub. Year: 2018

Subjects: Enhanced oil recovery. / Magnetic field. / Nano-emulsion. / Surface tension.

Impact of ionic composition on modulating wetting preference of calcite surface: Implication for chemically tuned water flooding

Author: Saeedi Dehaghani, A. H.

Publisher: Elsevier B.V,

Pub. Year: 2019

Subjects: Calcite. / Interfacial interaction. / Ion-engineered water flooding. / Surfactant. / Wettability. / Additives. / Anionic surfactants. / Carboxylation. / Contact angle. / Dyes. / Floods. / Hydrophobicity. / Ions. / Oil well flooding. / Sulfur compounds. / Surface active agents. / Core flood experiments. / Hydrophobic interactions. / Kinetically controlled. / Monomeric surfactants. / Sodium dodecylbenzene sulfonate. / Wettability alteration. / Wettability reversal. / Wetting. / Calcium carbonate. / Calcium ion. / Carbonic acid. / Carboxylic acid. / Dodecylbenzenesulfonate sodium. / Magnesium ion. / Mineral. / Oil. / Sodium ion. / Sulfate. / Water. / Adsorption. / Concentration (parameter) / Flooding. / Priority journal. / Salinity. / Surface property. / Workflow.

Extending application of Dehaghani Association Equation of State for Modeling Phase Behavior of Water-Alcohol Systems

Author: Saeedi Dehaghani, A. H.

Publisher: Elsevier B.V,

Pub. Year: 2019

Subjects: Alcohol. / Aqueous solution. / Association. / Equation of state. / Thermodynamic model. / Alcohols. / Association reactions. / Ethanol. / Hydrogen bonds. / Methanol. / Solutions. / Accurate prediction. / Association equation of state. / Ethanol solutions. / Ethanol/water mixtures. / Physical interactions. / Self and cross associations. / Equations of state.

High performance fuzzy-Padé controllers: Introduction and comparison to fuzzy controllers

Author: Abedinnasab, M. H.

Pub. Year: 2013

Subjects: Double inverted pendulum system. / Ball and beam systems. / Fuzzy controller. / Fuzzy-Padé controller. / Padé approximant. / Single inverted pendulum system. / Approximants. / Ball and beam system. / Double inverted pendulum systems. / Fuzzy controllers. / Single inverted pendulum. / Energy utilization. / Pendulums. / Controllers.

Systematic modeling and simulation of DLL-based frequency multiplier

Author: Gholami, M.

Pub. Year: 2010

Subjects: Delay locked loop. / DLL. / DLL modeling. / Frequency synthesizer. / Matlab simulink. / Charge pump. / Clock signal. / Delay-locked loops. / Design considerations. / Frequency multiplier. / Input frequency. / Matlab simulink. / Simulation result. / Systematic modeling. / Whole systems. / Computer simulation. / Design. / Frequency multiplying circuits. / Frequency synthesizers. / Integrated circuit manufacture. / Multiplying circuits. / Pumps. / Numerical methods.

Developing a novel colloidal model for predicting asphaltene precipitation from crude oil by alkane dilution

Author: Shadman, M. M.

Publisher: Elsevier B.V,

Pub. Year: 2020

Subjects: Asphaltene. / Particle size distribution. / Precipitation. / Thermodynamic model. / Aggregates. / Crude oil. / Forecasting. / Free energy. / Gibbs free energy. / Heptane. / Mean square error. / Micelles. / Micellization. / Particle size. / Particle size analysis. / Precipitation (chemical) / Resins. / Sensitivity analysis. / Sols. / Aggregation equilibria. / Asphaltene aggregates. / Asphaltene precipitation. / Associative properties. / Free energy of micellization. / Mathematical formulation. / Precipitation trends. / Root mean square errors. / Asphaltenes.

A technique to suppress tail current flicker noise in CMOS LC VCOs

Author: Saeedi, S.

Pub. Year: 2006

Subjects: Close-in phase noise. / Frequency noise. / Switching technique. / Bias currents. / CMOS integrated circuits. / Computer simulation. / Natural frequencies. / Variable frequency oscillators. / Noise abatement.

Total 21647 records