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A Miniaturized Acoustic Metamaterial for Weak Signal Detection
Weak signal detection plays an essential role in industrial measurements and equipment monitoring. However, identifying weak target signals and...
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A study on weak signal detection of dressed Morris Lecar neuron in chaotic environment
It is a known fact that astrocytes not only physically support neurons by supplying nutrients to the nervous tissue and maintaining the extracellular...
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A chaotic synchronization system based on memristor for weak signal detection and its circuit implementation
Traditional methods for detecting weak signals by using the critical thresholds and state transitions of chaotic systems have certain disadvantages,...
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Application of Weak Signal Detection Based on Improved Duffing Chaotic System
PurposeThere are precious fruits that have certified the superiority of Duffing chaotic system in weak signal detection. Whether the critical...
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A memristor-based chaotic oscillator for weak signal detection and its circuitry realization
A new type of weak signal detection system that combines the memristor and Van der pol-Duffing chaotic system has been proposed in this paper, and...
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An ultrahigh sensitivity acoustic sensor system for weak signal detection based on an ultrahigh-Q CaF2 resonator
Acoustic sensors with ultrahigh sensitivity, broadband response, and high resolution are essential for high-precision nondestructive weak signal...
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Weak Pulse Signal Detection Based on the Broad Learning Method under the Chaotic Background
AbstractThis paper combines the broad learning method with signal detection to realize weak pulse signal detection under the chaotic background....
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Multi-tier dynamic sampling weak RF signal estimation theory
This paper presents a theoretical analysis in discrete time for a multi-tier weak radiofrequency (RF) signal estimation process with N simultaneous...
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Quantization error for weak RF simultaneous signal estimation
In a congested signal environment, it is difficult to obtain estimates of weak RF signal parameters. Determining signal parameter estimates in real...
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A Bit Synchronization Detection Method for High Dynamic and Weak GNSS Signal
In order to achieve bit synchronization in high dynamic and weak signal conditions, this paper presents an integrated method of bit energy detection...
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Multi-stable Stochastic Resonance Model Based on High-Order Time-Delay Feedback Control and Its Application in Weak Signal Detection
The noise transfer capability of stochastic resonance makes it excellent in the field of weak signal detection. The classic bistable potential well...
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Weak Signal Detection Method with Adaptive Three-Dimensional Coupled Bistable Stochastic Resonance System
Aiming at the problem that the coupled bistable stochastic resonance (CBSR) is almost always a two-dimensional potential system, a three-dimensional...
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An FSCEEMD method for downhole weak SNR signal extraction of near-bit attitude parameters
In practice, the near-bit drilling tool confronts with strong vibrations and high-speed rotation. Therein the original signal amplitude of the tool...
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Design of Biological Weak Magnetic Field Detection System Based on TMR Sensor
Biological weak magnetic field detection has gradually become a research hotspot.The miniaturized and high performance magnetic sensor detection...
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Algorithm Design of Multi-channel Weak Signal Detection and Synchronous Acquisition in Communication Network
Weak signals exist in communication network channels, whose amplitude is small or small, and are easy to be annihilated by strong background noise....
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Detecting the weak damped oscillation signal in the agricultural machinery working environment by vibrational resonance in the duffing system
The working environment for agricultural machinery is complex and variable. Some weak characteristic damped oscillation signals are extremely...
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Weak Harmonic Signal Detecting in Chaotic Noise Based on Empirical Likelihood Ratio
Aiming at the problem of insufficient detection ability of weak harmonic signals under the background of chaotic noise, a method for detecting weak...
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Automatic Construction Method of Training Samples for Deep Seismic Weak Signal Reconstruction
At present, many key exploration targets have the problems of deep burial, chaotic reflection, weak effective signal and low signal-to-noise ratio....
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Weak Signal Data Collector Based on Time-Domain Aero-Electromagnetic Method
According to the theory of transient electromagnetic method (TEM) and its signal characteristics, a data collector for time-domain airborne...
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Low Frequency Weak Signal Detection System Based on Embedded
It has important application value to detect weak signal in embedded system. In the process of low-frequency weak signal detection of embedded...