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In-phase and quadrature components

Known as: IQ signal, In phase, I and Q components 
In electrical engineering, a sinusoid with angle modulation can be decomposed into, or synthesized from, two amplitude-modulated sinusoids that are… 
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Related topics

Related topics

6 relations
Carrier frequencyElectrical engineeringGPS signalsPhasor

Broader (1)

Signal processing

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2018
2018
Single-stage Phase-sensitive Amplifier Based Quadrature De-multiplexer for De-aggregating QAM Signals into In-phase and Quadrature Components
A single-stage phase-sensitive amplifier based quadrature de-multiplexer is proposed and validated for de-aggregating QAM signals… 
Review
2011
Review
2011
Modeling and Distributed Provisioning in 10–40–100-Gb/s Multirate Wavelength Switched Optical Networks
In wavelength-switched optical networks (WSONs), quality of transmission (QoT) has to be guaranteed during lightpath provisioning… 
Highly Cited
2005
Highly Cited
2005
Transition phase classification and prediction
Most programs are repetitive, where similar behavior can be seen at different execution times. Proposed on-line systems… 
Highly Cited
2004
Highly Cited
2004
Analysis of phase distribution in phase-change nonvolatile memories
The phase transformation in chalcogenide-based nonvolatile memories is studied by cell electrical characterization. The cell… 
Highly Cited
2003
Highly Cited
2003
High spectral efficiency 1.6-b/s/Hz transmission (8 x 40 Gb/s with a 25-GHz grid) over 200-km SSMF using RZ-DQPSK and polarization multiplexing
With relatively simple standard transmission equipment, we achieved a wavelength-division-multiplexing transmission with a record… 
Highly Cited
1993
Highly Cited
1993
A quantum mechanical representation in phase space
A quantum mechanical representation suitable for studying the time evolution of quantum densities in phase space is proposed and… 
Highly Cited
1993
Highly Cited
1993
A highly efficient route to taxotere by the β-Lactam Synthon Method
Highly Cited
1990
Highly Cited
1990
Molecular simulation of water along the liquid–vapor coexistence curve from 25 °C to the critical point
Previous work has shown that the simple point‐charge (SPC) model can represent the experimental dielectric constant of water. In… 
Highly Cited
1988
Highly Cited
1988
Improved resolution and sensitivity in 1H-detected heteronuclear multiple-bond correlation spectroscopy
Highly Cited
1978
Highly Cited
1978
A bandwidth-efficient class of signal-space codes
A new class of codes in signal space is presented, and their error and spectral properties are investigated. A constant-amplitude… 
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