low frequency signal processing
Low Power Variable gain amplifier with Bandwidth of 80–300 MHz using for Sigma Delta analogue to digital converter in Wireless Sensor Receiver
... input signal enters the variable gain amplifier front-end stage, which translates this signal to the processing frequency, providing gain control to adjust its dynamic range, the selected ...
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Robust image-in-audio watermarking technique based on DCT-SVD transform
... in low-frequency audio ...various signal processing attacks. Embedding watermark bits in low-frequency voiced frames increases impercep- tibility and robustness against ...
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Low Complexity Iterative Receiver for Space Time Coded Signals over Frequency Selective Channels
... in signal processing applied to digital communications: adaptive and iterative (turbo) processing, blind deconvolution/equalization of multiple sources and sensors sys- ...on signal image and ...
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On-chip frequency combs and telecommunications signal processing meet quantum optics
... information processing in general, physical systems are required that can support the preparation, manipulation, and measurement of quantum information ...the low decoherence of light, which has already ...
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OTDM add drop multiplexer based on time frequency signal processing
... In order to validate our theoretical derivation, we performed experimental measurements of the modulated spectrum using the setup shown in Fig. 7. The linearly chirped pulses, as shown in Fig. 5, were coupled together ...
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Designing BEE: A Hardware Emulation Engine for Signal Processing in Low Power Wireless Applications
... The control logic is located in FPGA 1 since it shares pilot codes (64 bits) with the coarse timing function. In terms of routing, it would be expensive to separate these two blocks. The logical position for the control ...
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Denoising of ECG Signals Using FIR & IIR Filter: a Performance Analysis
... (ECG) signal is a bio-electrical activity of the ...ECG signal can be distorted with noise as, various artifacts corrupt the original ECG signal and reduces it ...original signal and improve ...
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Research and Design of DDS Low Frequency Signal Generator Based on FPGA
... the frequency control word and get four segments of the numerical value to send back to the digital tube driver ...The frequency control word operation processing circuit is shown in Figure 9, and ...
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Novel Low Complexity Biomedical Signal Processing Techniques for Online Applications
... speech processing to detect closure burst transitions of stops and a ff ricates ...input signal have proven to be a good feature for short-term event ...input signal in order to detect abrupt changes ...
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Automobile Passive Keyless Entry Based ON RFID
... 125KHZ low-frequency wake-up signal data, and sent by ...high frequency receiving module receives the signal transmitted by the intelligent key, the reader carries out corresponding ...
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ROYAL INSTITUTE OF TECHNOLOGY KUNGL TEKNISKA HÖGSKOLAN. Department of Signals, Sensors & Systems Signal Processing S STOCKHOLM
... For scenarios with high SNR, the conclusion from this experiment is that if a low error variance is desired, the WPA should be considered in favor of the WLP. From a computational point of view, however, the use ...
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An Estimation-Range Extended Autocorrelation-Based Frequency Estimator
... τ arg R(τ ). (3) The estimators proposed by Fitz [5] and Luise and Reggian- nini [6] are the weighted average of (3). For those estimators, if a small τ is used, a great performance gap can be observed when they are ...
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Millimetre-wave imaging with reduced number of degrees of freedom in array signal processing: concepts for enhanced angular resolution
... of frequency scan- ning with array signal processing is proposed which allows to trade-off resolving in range and ...array signal processing with tem- poral Doppler processing in ...
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Adaptive Algorithm for Chirp-Rate Estimation
... test signal (18) while the right column represents results for the second test signal ...test signal and σ = ...second signal and the same noise, it is about N = 50 samples (Figure 1(b)), ...
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Reducing the PAPR in FBMC OQAM systems with low latency trellis based SLM technique
... excellent frequency localization, a power spec- tral density (PSD) with very low side lobes, an improved robustness to time-variant channel characteristics, and carrier frequency ...orthogonal ...
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Discrete Time Frequency Signal Analysis and Processing Techniques for Non Stationary Signals
... non-stationary signal-processing appli- ...Time frequency distribution and quadratic time frequency distribution and their prin- ciple properties are ...
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Measurement and Analysis of Channel Transmission Characteristics for Low Voltage Power Networks
... of low voltage power line channel mainly include three aspects: noise, impedance and attenuation ...to low voltage power grid connected with many electrical equipment, so the noise pollution to the power ...
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Parameter Identification of Low Frequency Oscillation Based on Fourier Synchrosqueezing Transform
... non-stationary low frequency oscillation signal [11,12] ...of low frequency oscillation, but this method can’t obtain high accuracy results when extracting multi-frequency ...
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A graph-based signal processing approach for low-rate energy disaggregation
... GSP has been shown to be a useful tool in many ap- plication ranging from image processing to wireless sensor networks. Indeed, in [16] potentials of GSP to linear predi- cation, customer behavior prediction, and ...
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Pulse Compression of Linear Frequency Modulation Signals in Presence of Phase Truncation
... digital frequency synthesis owing to its advantages of high frequency resolution and fast frequency switching ...LFM signal generated has exactly similar performances with a continuous chirp ...
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