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Search results for: signal processing
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Year: 2011, Volume: 11, Number: 1
...  i i i array pattern function. Hence, signals must be evaluated at From Fig.2, if we ... the MVDR beamformer, which uses the key algorithms in signal processing. Experiments MVDR beamforming for ULA of the ... pattern. To showed that MVDR and other existing algorithms perform demonstrate the validity of the method, and cylinder ...
Year: 2011, Volume: 11, Number: 1
... LTE-Advanced [6-7]. At its core, 802.16m uses time-tested these networks the signal to noise ratio of received signal technologies such as Orthogonal Frequency Division changes dynamically ... sends the ABS, and MAC-layer transmission delay. We ignore packet preparation and packet processing delay in our As discussed before, the rate at which this transmission analysis ...
Year: 2011, Volume: 11, Number: 1
... phase-shifted harmonic the most significant parameters and features is a signals in Fig. 2. This simple picture demonstrates ... . 11. Figure 11. Stacked histogram of a signal window The stacked histogram shown in Fig. 11 ... data from the interval 512-2048 samples (long data analysis). Figure 12. Stacked histogram of frequency stability ...
Year: 2010, Volume: 10, Issue: 4
... data/results to a MySQL are exceeded, alert signals are generated. The displayed server to be stored ... a Radon monitoring system. For areas covered by GSM signal, the GPRS (General The system is designed ... . SOFWARE DATA MANAGER monitored site, to enable subsequent processing, receives The software data manager reads and processes ...
Year: 2010, Volume: 10, Issue: 4
... that this magnetometer is not able to measure slowly changing signals. Figure 3. The parallel latitude (PL ... magnetic field is The residual field Δh represents the error signal applied to provided. Their main advantages are: ... diminishing the environmental magnetic field intensity carried out by magnetic processing of the ship, which consists in the utilization ...
Year: 2010, Volume: 10, Issue: 4
... A., An Efficient Technique for Classification of Electrocardiogram Signals, Advances in Electrical can be regarded as a ... in two categories: Any WT of a 1D real signal can be generalized to an those directly applied to ... if the mother wavelets used for the wavelet transform before processing. The multi-resolution computation of the former WT is ...
Year: 2010, Volume: 10, Issue: 4
... of induction motor, Low cost drive is usually based on a low cost digital signal given on figure 1. processor having limited program and data memory and Rs ... limited on-line signal processing capabilities [2]. The NFO iï‚¢ r concept uses minimum of processor time and memory is i recourses and can be very attractive control ...
Year: 2010, Volume: 10, Issue: 4
... values of the input signal on the basis of past signals. Generally, for a typical linear predictive coding ... predictive filtering tries to estimate future values of the input signal on the basis of past signals. Generally, ... popular tools in the field of forecasting that provide image processing principles using 2-D FIR filters. To show the ...
Year: 2010, Volume: 10, Issue: 4
... Gain-Adaptive Quantizer and Simple Switched Predictor for High Quality Speech Signals Vladimir M. DESPOTOVIC1, Zoran H. PERIC2 ... a simple switched first converting digital, linear 12 bit signal into 8-bit code [8-9]. order predictor ... , section V gives a conclusion. correlation, speech processing, prediction II. THEORETICAL BACKGROUND AND QUANTIZER I ...
Year: 2010, Volume: 10, Issue: 4
... The local communication technique is the most appropriate reflected IR signals are used to detect surrounding obstacles method for distributed ... Hence a suitable communication medium and a reliable reflected IR signal has been utilized to detect surrounding technique are required ... that each message packet errors are reduced by increasing the signal-to-noise ratio. Another 1) Basic Messages technique to ...
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