Radio frequency fingerprint identification for narrowband systems, modelling and classification
Device authentication is essential for securing Internet of things. Radio frequency fingerprint
identification (RFFI) is an emerging technique that exploits intrinsic and unique hardware …
identification (RFFI) is an emerging technique that exploits intrinsic and unique hardware …
Radio frequency fingerprint identification for security in low-cost IoT devices
Radio frequency fingerprint identification (RFFI) can uniquely classify wireless devices by
analyzing the received signal distortions caused by the intrinsic hardware impairments. The …
analyzing the received signal distortions caused by the intrinsic hardware impairments. The …
High order PSK modulation in massive MIMO systems with 1-bit ADCs
Massive multiple-input multiple-output (MIMO) systems with 1-bit analog-to-digital converters
(ADCs) are promising to reduce the energy consumption. However, the serious quantization …
(ADCs) are promising to reduce the energy consumption. However, the serious quantization …
A mixed-signal circuit technique for cancellation of interferers modulated by LO phase-noise in 4G/5G CA transceivers
In RF transceivers operating in carrier-aggregation, spurs are generated on the transceiver
chip which may down-convert any blocker signal located at the spur frequency into the …
chip which may down-convert any blocker signal located at the spur frequency into the …
Analog IQ impairments in Zero-IF radar receivers: Analysis, measurements and digital compensation
G Vallant, M Epp, W Schlecker… - 2012 IEEE …, 2012 - ieeexplore.ieee.org
We address the Zero-IF or homodyne radio architecture as a pursuable way for small Radar
receivers. While Zero-IF is beneficial for integration, several inherent analog impairments …
receivers. While Zero-IF is beneficial for integration, several inherent analog impairments …
Built-in-self-calibration for I/Q imbalance in wideband millimeter-wave gigabit transmitters
A Rezola, JF Sevillano, I Gurutzeaga… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
This paper addresses the estimation and compensation of I/Q imbalance, one of the most
prominent impairments found in wideband zero-intermediate frequency transceivers (TRxs) …
prominent impairments found in wideband zero-intermediate frequency transceivers (TRxs) …
Characterization of OFDM radio link under PLL-based oscillator phase noise and multipath fading channel
P Mathecken, T Riihonen, NN Tchamov… - IEEE Transactions …, 2012 - ieeexplore.ieee.org
We propose a discrete-time model for phase noise processes occurring in phase locked
loop (PLL) based oscillators. By using linear time-invariant analysis in the phase domain, we …
loop (PLL) based oscillators. By using linear time-invariant analysis in the phase domain, we …
Digital front-end signal processing with widely-linear signal models in radio devices
L Anttila - 2011 - researchportal.tuni.fi
Necessitated by the demand for ever higher data rates, modern communications waveforms
have increasingly wider bandwidths and higher signal dynamics. Furthermore, radio devices …
have increasingly wider bandwidths and higher signal dynamics. Furthermore, radio devices …
Temperature-dependent I/Q imbalance compensation in ultra-wideband millimeter-wave multi-gigabit transmitters
Changes in ambient temperature or chip temperature result in variations in the in-phase and
quadrature (I/Q) gain and phase imbalance. As a consequence, the overall system …
quadrature (I/Q) gain and phase imbalance. As a consequence, the overall system …
Reliable Modeling of RF Mixers in I/Q Modulators: Experimental Validation and Parameter Extraction
This article presents an algorithm to effectively model the non-ideal behavior of RF mixers
employed within the structure of I/Q modulators. The proposed model is based on the …
employed within the structure of I/Q modulators. The proposed model is based on the …