Nothing Special   »   [go: up one dir, main page]

Tian et al., 2022 - Google Patents

Underwater multi-target passive detection based on transient signals using adaptive empirical mode decomposition

Tian et al., 2022

Document ID
6953356998602053946
Author
Tian Y
Liu M
Zhang S
Zhou T
Publication year
Publication venue
Applied Acoustics

External Links

Snippet

Underwater acoustic passive detection is the basis of target detection and recognition in underwater wireless sensor networks. However, with the development of noise reduction technology, the difficulty of passive detection on steady noise is increasing. Transient …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G01S7/415—Identification of targets based on measurements of movement associated with the target
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS
    • G01V2210/00—Details of seismic processing or analysis
    • G01V2210/30—Noise handling
    • G01V2210/32—Noise reduction
    • G01V2210/322—Trace stacking
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/46—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/50—Computer-aided design
    • G06F17/5009—Computer-aided design using simulation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering

Similar Documents

Publication Publication Date Title
Li et al. Fast coherent integration for maneuvering target with high-order range migration via TRT-SKT-LVD
Tian et al. Underwater multi-target passive detection based on transient signals using adaptive empirical mode decomposition
WO2022057305A1 (en) Signal processing method and apparatus, terminal device and storage medium
CN109581516B (en) Denoising method and system for data of curvelet domain statistic adaptive threshold value ground penetrating radar
CN105974400A (en) Robust space-time detection method based on symmetric spectral characteristic
Han et al. Wideband interference suppression for SAR via instantaneous frequency estimation and regularized time-frequency filtering
Lee et al. Reverberation suppression using non-negative matrix factorization to detect low-Doppler target with continuous wave active sonar
Al-Aboosi et al. Improved underwater signal detection using efficient time–frequency de-noising technique and Pre-whitening filter
Duan et al. Particle filter for multipath time delay tracking from correlation functions in deep water
Goldhahn et al. Waveguide invariant broadband target detection and reverberation estimation
Yue et al. Suppression of periodic interference during tunnel seismic predictions via the Hankel-SVD-ICA method
Zhu et al. High-order domain feature extraction technology for ocean acoustic observation signals: a review
Li et al. High-resolution passive depth estimation for broadband sources in deep water based on orthogonal matching pursuit algorithm
CN117782403B (en) Loose bolt positioning method, device and medium based on separation network
Zhu et al. A denoising method for ultrasonic testing of rubber composites based on improved symplectic geometric mode decomposition
Xiang et al. Reverberation suppression for detecting underwater moving target based on robust autoencoder
Zhang et al. Line spectrum enhancement of underwater acoustic signals using Kalman filter
Ashok et al. Absorption of echo signal for underwater acoustic signal target system using hybrid of ensemble empirical mode with machine learning techniques
CN102183755A (en) Novel high-resolution orientation-estimating method based on Cauchy Gaussian model
Wang et al. Simulation of matched field processing localization based on empirical mode decomposition and Karhunen-Loeve expansion in underwater waveguide environment
Juan et al. A new Wavelet Prediction method for GPR clutter elimination Based on LSTM network
Gong et al. A vibration signal denoising method of marine atomic gravimeter based on improved variational mode decomposition
Wang et al. Sparse spectrum fitting algorithm using signal covariance matrix reconstruction and weighted sparse constraint
Wang et al. Research on Underwater Sound Source Localization Based on NLM‐EEMD and FCM‐Generalized Quadratic Correlation
Tanwar et al. Hard component detection of transient noise and its removal using empirical mode decomposition and wavelet‐based predictive filter