Reader architectures for wireless surface acoustic wave sensors
Wireless surface acoustic wave (SAW) sensors have some unique features that make them
promising for industrial metrology. Their decisive advantage lies in their purely passive …
promising for industrial metrology. Their decisive advantage lies in their purely passive …
Impact of frequency ramp nonlinearity, phase noise, and SNR on FMCW radar accuracy
S Ayhan, S Scherr, A Bhutani… - IEEE Transactions …, 2016 - ieeexplore.ieee.org
One of the main disturbances in a frequency-modulated continuous wave radar system for
range measurement is nonlinearity in the frequency ramp. The intermediate frequency (IF) …
range measurement is nonlinearity in the frequency ramp. The intermediate frequency (IF) …
SAW sensor basics on material, antenna and applications: a review
R Kumar, N Mandal - IEEE Sensors Journal, 2024 - ieeexplore.ieee.org
Wireless, passive, and capability to withstand harsh environment make the surface acoustic
wave (SAW) sensor a very prominent and unique sensor among others. SAWs are basically …
wave (SAW) sensor a very prominent and unique sensor among others. SAWs are basically …
A fully-integrated 77-GHz UWB pseudo-random noise radar transceiver with a programmable sequence generator in SiGe technology
This paper describes a fully-integrated 77-GHz ultra-wideband pseudo-random noise (PRN)
radar transceiver in a Silicon-Germanium technology. The transceiver is equipped with a …
radar transceiver in a Silicon-Germanium technology. The transceiver is equipped with a …
The degradation of automotive radar sensor signals caused by vehicle vibrations and other nonlinear movements
F Hau, F Baumgärtner, M Vossiek - Sensors, 2020 - mdpi.com
As the demands on modern radar systems with respect to accuracy, reliability, and
availability increase, a detailed assessment of the influence of nonlinear movements has …
availability increase, a detailed assessment of the influence of nonlinear movements has …
Signal model and linearization for nonlinear chirps in FMCW radar SAW-ID tag request
S Scheiblhofer, S Schuster… - IEEE Transactions on …, 2006 - ieeexplore.ieee.org
In this paper, we present a frequency-modulated continuous-wave radar interrogation
concept, based on direct digital synthesis (DDS), that operates without the commonly …
concept, based on direct digital synthesis (DDS), that operates without the commonly …
A DLL-supported, low phase noise fractional-N PLL with a wideband VCO and a highly linear frequency ramp generator for FMCW radars
HJ Ng, A Fischer, R Feger… - … on Circuits and …, 2013 - ieeexplore.ieee.org
This paper describes a frequency synthesizer for frequency-modulated continuous wave
(FMCW) radars, operating in combination with a frequency multiplier, at 77 GHz. The …
(FMCW) radars, operating in combination with a frequency multiplier, at 77 GHz. The …
Phase noise spectral density measurement of broadband frequency-modulated radar signals
P Tschapek, G Körner, A Hofmann… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
In continuous-wave (CW) radar systems, such as frequency-modulated (FMCW), frequency-
stepped (FSCW), or orthogonal frequency-division multiplexing (OFDM) radar systems, the …
stepped (FSCW), or orthogonal frequency-division multiplexing (OFDM) radar systems, the …
Accurate and robust CW-LFM radar sensor: Transceiver front-end design and implementation
This paper outlines the design and implementation of a continuous-wave linear-frequency-
modulated sensor for short-range radar applications. Low-cost technologies have been …
modulated sensor for short-range radar applications. Low-cost technologies have been …
Phase-error measurement and compensation in PLL frequency synthesizers for FMCW sensors—I: Context and application
The synthesis of linear frequency sweeps or chirps is required, among others, in frequency-
modulated continuous-wave radar systems for object position estimation. Low phase and …
modulated continuous-wave radar systems for object position estimation. Low phase and …