Results 61 to 70 of about 18,064 (298)

Geometric Sequence Decomposition-Based Interference Cancellation in Automotive Radar Systems

open access: yesIEEE Access, 2022
Radar signals generated from other vehicles can act as interference to ego-vehicle, which degrades the inherent detection performance of radar. In this paper, we address an efficient solution to the interference problem in frequency-modulated continuous ...
Woong-Hee Lee, Seongwook Lee
doaj   +1 more source

Auxiliary beam terrain-scattered interference suppression: reflection system and radar performance

open access: yes, 2013
Terrain-scattered interference (TSI), that is, jammer signals reflected on the earth's surface, is a significant problem to military airborne radar.
Pettersson, Mats   +4 more
core   +1 more source

DVB-T passive radar dual polarization measurements in the presence of strong direct signal interference

open access: yes, 2022
S.164-172A dual-polarization passive bistatic radar is used to evaluate the potential benefit of cross-polarized measurements for the suppression of strong direct signal interference in the DVB-T band.
Norheim-Næss, I.   +5 more
core   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Precoder and Decoder Co-Designs for Radar and Communication Spectrum Sharing

open access: yesSensors, 2022
The coexistence of radar and communication systems is necessary to facilitate new wireless systems and services due to the shortage of the useful radio spectrum.
Yuanhao Cui, Visa Koivunen, Xiaojun Jing
doaj   +1 more source

FMCW Radar System Interference Mitigation Based on Time-Domain Signal Reconstruction

open access: yes, 2023
In this study, an interference detection and mitigation method is proposed for frequency-modulated continuous-wave radar systems based on time-domain signal reconstruction.
Zhengguang Xu, Shanyong Wei
core   +1 more source

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

Automotive radar – investigation of mutual interference mechanisms [PDF]

open access: yesAdvances in Radio Science, 2010
In the past mutual interference between automotive radar sensors has not been regarded as a major problem. With an increasing number of such systems, however, this topic is receiving more and more attention.
M. Goppelt, H.-L. Blöcher, W. Menzel
doaj   +1 more source

GLRT-Based Direction Detectors in Homogeneous Noise and Subspace Interference [PDF]

open access: yes, 2007
In this paper, we derive and assess decision schemes to discriminate, resorting to an array of sensors, between the H0 hypothesis that data under test contain disturbance only (i.e., noise plus interference) and the H1 hypothesis that they also contain ...
Ricci, Giuseppe   +12 more
core   +1 more source

Flexible Chemiresistive Chitosan‐Glycerol Sensors on Laser‐Induced Graphene Electrodes for Room‐Temperature Ammonia Detection

open access: yesAdvanced Materials Technologies, EarlyView.
Flexible Chitosan‐glycerol sensor integrated with porous laser‐induced graphene (LIG) electrodes enable room‐temperature chemiresistive detection of ammonia (NH3) and proof‐of‐concept detection of fish spoilage. ABSTRACT We report a metal‐free sensor platform combining laser induced graphene (LIG) electrodes with drop‐deposited, glycerol‐plasticized ...
Mintesinot Tamiru Mengistu   +9 more
wiley   +1 more source

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