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1. Full Text Multi-event waveform-retrieved distributed optical fiber acoustic sensor using dual-pulse heterodyne phase-sensitive OTDR
by He, Xiangge and Xie, Shangran and Liu, Fei and Cao, Shan and Gu, Lijuan and Zheng, Xiaoping and Zhang, Min
Optics letters, ISSN 0146-9592, 02/2017, Volume 42, Issue 3, pp. 442 - 445
Optics | Physical Sciences | Science & Technology | Optical fibers | Noise levels | Vibration | Phase demodulation | Waveforms | Sensors | Dynamical systems | Demodulation
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2. Full Text Iterative generalized synchrosqueezing transform for fault diagnosis of wind turbine planetary gearbox under nonstationary conditions
by Feng, Zhipeng and Chen, Xiaowang and Liang, Ming
Mechanical systems and signal processing, ISSN 0888-3270, 02/2015, Volume 52-53, Issue 1, pp. 360 - 375
Fault diagnosis | Nonstationary | Generalized demodulation | Synchrosqueezing transform | Planetary gearbox | Engineering | Technology | Engineering, Mechanical | Science & Technology | Vibration | Air-turbines | Gearboxes | Transforms | Constants | Mathematical models | Representations | Iterative methods | Demodulation
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3. Full Text High-Performance Cooperative Demodulation With Decode-and-Forward Relays
by Tairan Wang and Cano, A and Giannakis, G.B and Laneman, J.N
IEEE transactions on communications, ISSN 0090-6778, 07/2007, Volume 55, Issue 7, pp. 1427 - 1438
Maximum likelihood detection | Maximum likelihood estimation | decode-and-forward (DF) | Transmitting antennas | relaying protocol | Diversity methods | user cooperation | Maximum likelihood decoding | full diversity | Strontium | relay channel | Diversity gain | MIMO | Performance analysis | Digital relays | Demodulation | Relay channel | Relaying protocol | Decode-and-forward (DF) | Full diversity | User cooperation | Signal and communications theory | Coding, codes | Telecommunications and information theory | Modulation, demodulation | Exact sciences and technology | Applied sciences | Information, signal and communications theory | Radio relay systems | Design and construction | Demodulation (Electronics) | Methods | Detector circuits (Telecommunications) | Amplification | Relaying | Simulation | Demodulators | Coherence | Strategy | Gain
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4. Full Text Joint amplitude and frequency demodulation analysis based on intrinsic time-scale decomposition for planetary gearbox fault diagnosis
by Feng, Zhipeng and Lin, Xuefeng and Zuo, Ming J
Mechanical systems and signal processing, ISSN 0888-3270, 05/2016, Volume 72-73, pp. 223 - 240
Fault diagnosis | Amplitude demodulation | Frequency demodulation | Intrinsic time-scale decomposition | Planetary gearbox | Engineering | Technology | Engineering, Mechanical | Science & Technology | Mechanical engineering | Analysis | Faults | Amplitudes | Gearboxes | Modulation | Mathematical models | Spectra | Decomposition | Demodulation
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5. Full Text Variational Mode Decomposition
by Dragomiretskiy, Konstantin and Zosso, Dominique
IEEE transactions on signal processing, ISSN 1053-587X, 02/2014, Volume 62, Issue 3, pp. 531 - 544
Wavelet transforms | spectral decomposition | mode decomposition | Frequency modulation | variational problem | Noise | Fourier transform | Frequency estimation | Hilbert transform | Wiener filter | Bandwidth | Robustness | augmented Lagrangian | AM-FM | Engineering, Electrical & Electronic | Engineering | Technology | Science & Technology | Signal and communications theory | Sampling, quantization | Telecommunications and information theory | Modulation, demodulation | Exact sciences and technology | Signal, noise | Applied sciences | Information, signal and communications theory | Detection, estimation, filtering, equalization, prediction | Signal processing | Fourier analysis | Usage | Recursive functions | Innovations | Decomposition | Bands | Spectral bands | Mathematical models | Sampling | Empirical analysis | Demodulation
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6. Full Text On Demodulation, Ridge Detection, and Synchrosqueezing for Multicomponent Signals
by Meignen, Sylvain and Duong-Hung Pham and McLaughlin, Stephen
IEEE transactions on signal processing, ISSN 1053-587X, 04/2017, Volume 65, Issue 8, pp. 2093 - 2103
Context | Time-frequency analysis | reassignment | Continuous wavelet transforms | Time-frequency | AM/FM demodulation | multicomponent signals | Estimation | synchrosqueezing | Frequency estimation | Demodulation | Multicomponent signals | Synchrosqueezing | Reassignment | Engineering, Electrical & Electronic | Engineering | Technology | Science & Technology | Wavelet transforms | Signal processing | Usage | Research | Demodulation (Electronics) | Electronics | Mathematics | Engineering Sciences | Signal and Image processing
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7. Full Text Frequency drift mitigation of Φ-OTDR using difference-fitting method
by Zhao, Rui and Yuan, Hongyu and Jin, Baoquan and Xu, Yuelin and Chen, Yu and Liu, Xin and Bai, Qing and Wang, Yu
Applied optics. Optical technology and biomedical optics, ISSN 1559-128X, 01/2021, Volume 60, Issue 2, p. 459
Optical fibers | Algorithms | Vibration | Convolution | Phase demodulation | Frequency drift | Low frequencies | Spatial resolution | Demodulation
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8. Full Text Fast Demodulation of Fiber Bragg Grating Wavelength From Low-Resolution Spectral Measurements Using Buneman Frequency Estimation
by Yang, Yang and Wu, Jingyu and Wang, Mohan and Wang, Qirui and Yu, Qingxu and Chen, Kevin P
Journal of lightwave technology, ISSN 0733-8724, 09/2020, Volume 38, Issue 18, pp. 5142 - 5148
Discrete Fourier transforms | fiber sensors | Detectors | Fiber gratings | Frequency estimation | Fiber Bragg grating | demodulation algorithm | Demodulation
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9. Full Text Efficient demodulation algorithm for fiber Bragg grating strain sensor
by Li, Dailin and Ni, Yi and Guo, Yu and Yu, Tao and Zhang, Jinghui
Optical engineering, ISSN 0091-3286, 11/2017, Volume 56, Issue 11, pp. 117108 - 117108
demodulation rate | fiber Bragg grating | demodulation time | demodulation algorithm | reflection spectrum | Optics | Physical Sciences | Science & Technology
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10. Full Text Fast demodulation of single-shot interferogram via convolutional neural network
by Liu, Xin and Yang, Zhongming and Dou, Jiantai and Liu, Zhaojun
Optics communications, ISSN 0030-4018, 05/2021, Volume 487, p. 126813
Single-shot interferogram | CNN | Demodulation | Neural networks
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11. Full Text A New Rotor Position Estimation Method of IPMSM Using All-Pass Filter on High-Frequency Rotating Voltage Signal Injection
by Sang-Il Kim and Jun-Hyuk Im and Eui-Young Song and Rae-Young Kim
IEEE transactions on industrial electronics (1982), ISSN 0278-0046, 10/2016, Volume 63, Issue 10, pp. 6499 - 6509
Band-pass filters | Inductance | permanent-magnet machines | High-frequency signal injection | Rotors | Estimation | Sensorless control | Frequency control | Demodulation | sensorless control | Engineering, Electrical & Electronic | Engineering | Automation & Control Systems | Technology | Instruments & Instrumentation | Science & Technology | Demodulation (Electronics) | Voltage | Research | Motors | Product design
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12. Full Text A multi-order probabilistic approach for Instantaneous Angular Speed tracking debriefing of the CMMNO׳14 diagnosis contest
by Leclère, Quentin and André, Hugo and Antoni, Jérôme
Mechanical systems and signal processing, ISSN 0888-3270, 12/2016, Volume 81, pp. 375 - 386
Wind turbines | Order tracking | Virtual tacho | Instantaneous Angular Speed | Demodulation
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13. Full Text Matching Demodulation Transform With Application to Feature Extraction of Rotor Rub-Impact Fault
by Shibin Wang and Xuefeng Chen and Guoying Li and Xiang Li and Zhengjia He
IEEE transactions on instrumentation and measurement, ISSN 0018-9456, 05/2014, Volume 63, Issue 5, pp. 1372 - 1383
Frequency modulation | matching demodulation transform | time-frequency analysis | Rotors | Estimation | Transforms | Feature extraction | instantaneous frequency | rotor fault diagnosis | Demodulation | Engineering, Electrical & Electronic | Engineering | Technology | Instruments & Instrumentation | Science & Technology | Demodulation (Electronics) | Analysis | Innovations | Signal processing | Research | Military helicopters | Catalytic cracking | Matching | Faults | Vibration
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14. Full Text Tukey's robust M-estimator for phase demodulation of interferograms with nonuniform shifts
by Ordones, Sotero and Servin, Manuel and Padilla, Moises and Choque, Ivan and Munoz, Antonio and Flores, Jorge L
Applied optics (2004), ISSN 1559-128X, 07/2020, Volume 59, Issue 20, pp. 6224 - 6230
Optics | Physical Sciences | Science & Technology | Algorithms | Outliers (statistics) | Phase demodulation | Transfer functions | Least squares | Robustness | Demodulation
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15. Full Text Demodulation type single-phase PLL with DC offset rejection
by Ahmed, H and Benbouzid, M
Electronics letters, ISSN 0013-5194, 3/2020, Volume 56, Issue 7, pp. 344 - 347
Power electronics, energy conversion and sustainability | differentiation | DC offset rejection‐based enhanced phase locked‐loop | demodulation | low‐pass filter | differentiation operation | frequency estimation | integration operation | single‐phase system | phase locked loops | phase estimation | linear parametric model‐based initial phase angle estimation approach | demodulation type single‐phase PLL | integration | estimated initial phase angle | adaptive estimation literature | demodulation‐based technique | low‐pass filters | adaptive estimation | Engineering, Electrical & Electronic | Engineering | Technology | Science & Technology
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16. Full Text Generalized demodulation with tunable E-Factor for rolling bearing diagnosis under time-varying rotational speed
by Liu, Dongdong and Cheng, Weidong and Wen, Weigang
Journal of sound and vibration, ISSN 0022-460X, 09/2018, Volume 430, pp. 59 - 74
Bearing fault diagnosis | Phase function | Demodulation precision | Generalized demodulation | E-Factor | Mechanics | Engineering | Acoustics | Technology | Engineering, Mechanical | Science & Technology | Control engineering | Fault diagnosis | Fourier transforms | Fault detection | Bearings | Noise | Roller bearings | Signal processing | Frequencies | Immunity | Hilbert transformation | Demodulation
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