Simultaneous life detection and localization using a wideband chaotic signal with an embedded tone

L Liu, C Guo, J Li, H Xu, J Zhang, B Wang - Sensors, 2016 - mdpi.com
A hybrid life detection radar system which transmits a wideband chaotic signal containing an
embedded single-tone is proposed. The chaotic signal is used for target localization by the …

Chaos-based through-wall life-detection radar

H Xu, L Li, Y Li, J Zhang, H Han, L Liu… - International Journal of …, 2019 - World Scientific
We propose a chaos-based through-wall life-detection radar utilizing a wideband Boolean-
chaos signal as the radar probe signal. The range between the radar and the human target …

Life‐detection radar based on wideband chaotic signal

H Xu, Y Li, L Li, J Zhang, H Han, L Liu… - The Journal of …, 2019 - Wiley Online Library
We propose a novel life‐detection radar using a wideband Boolean‐chaos signal as a
probe signal. The range between the radar and the human target can be obtained by …

Ultra-wideband chaos life-detection radar with sinusoidal wave modulation

H Xu, Y Li, J Zhang, H Han, B Zhang… - … Journal of Bifurcation …, 2017 - World Scientific
We propose and experimentally demonstrate an ultra-wideband (UWB) chaos life-detection
radar. The proposed radar transmits a wideband chaotic-pulse-position modulation (CPPM) …

An interference suppression technique for life detection using 5.75-and 35-GHz dual-frequency continuous-wave radar

Y Zhang, T Jiao, H Lv, S Li, C Li, G Lu… - … and Remote Sensing …, 2014 - ieeexplore.ieee.org
Life detection radar can detect human physiological signals (respiration, heartbeat, body
movement, etc.) from a long distance away by penetrating nonmetal mediums (brick walls …

Life signals detection system based on a continuous‐wave X‐band radar

M Donelli, F Viani - Electronics Letters, 2016 - Wiley Online Library
An experimental bistatic X‐band continuous‐wave life‐detection radar is proposed. The
system operates with two directive high gain antennas and a programmable transmitter and …

A method for remotely sensing vital signs of human subjects outdoors

C Li, F Chen, J Jin, H Lv, S Li, G Lu, J Wang - Sensors, 2015 - mdpi.com
After chemical or nuclear leakage or explosions, finding survivors is a huge challenge.
Although human bodies can be found by smart vehicles and drones equipped with cameras …

Wireless healthcare system for life detection and vital sign monitoring

L Xie, J Tian, H Li, Q Zhao - 2020 IEEE 91st vehicular …, 2020 - ieeexplore.ieee.org
Non-contact human sensing based on radar has attracted numerous attentions and been
applied in various applications, such as localization, vital sign monitoring and activity …

Wide Field-of-View Locating and Multimodal Vital Sign Monitoring Based on -Band CMOS-Integrated Phased-Array Radar Sensor

Z Fang, L Lou, K Tang, W Wang, Y Wang… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
In this article, an X-band complementary metal-oxide-semiconductor (CMOS)-integrated
phased-array radar sensor is proposed to enable the subject localization and multimodal …

Target detection and ranging through lossy media using chaotic radar

B Wang, H Xu, P Yang, L Liu, J Li - Entropy, 2015 - mdpi.com
A chaotic radar system has been developed for through-wall detection and ranging of
targets. The chaotic signal generated by an improved Colpitts oscillator is designed as a …