Báo cáo hóa học: " Research Article Wavelet Transform for Processing Power Quality Disturbances" pptx

... Journal on Advances in Signal Processing Volume 2007, Article ID 47695, 20 pages doi:10.1155/2007/47695 Research Article Wavelet Transform for Processing Power Quality Disturbances S. Chen and ... approaches notably wavelet transform and especially in the post-event processing of the time-varying phenomena. This paper reviews the use of wavelet transform approach...

Ngày tải lên: 22/06/2014, 20:20

... Corporation EURASIP Journal on Advances in Signal Processing Volume 2008, Article ID 426580, 15 pages doi:10.1155/2008/426580 Research Article Morphological Transform for Image Compression Enrique Guzm ´ an, 1 Oleksiy ... cosine transform or the discrete wavelet transform. Autoassociative and heteroassociative MAMs can be considered as a subclass of morphological neural netwo...

Ngày tải lên: 22/06/2014, 01:20

... only, which is equivalent to performing energy detection. Detector performance is maximized for asmallN b value, which implies that performance can be maximized for a limited hardware complexity. ... Wireless Communications and Networking Volume 2010, Article ID 526429, 8 pages doi:10.1155/2010/526429 Research Article Cyclostationarity Detectors for Cogn itive Radio: Architectural...

Ngày tải lên: 21/06/2014, 11:20

... on Wireless Communications and Networking Volume 2009, Article ID 912018, 8 pages doi:10.1155/2009/912018 Research Article Analytical SIR for Self-Organizing Wireless Networks Abdurazak Mudesir, 1 Mathias ... flexibility of choosing different distributions for the desired link and interfering link, such as the Rayleigh for the channel envelope of the desired link, and Rician for t...

Ngày tải lên: 21/06/2014, 22:20

... Corporation EURASIP Journal on Advances in Signal Processing Volume 2008, Article ID 457307, 12 pages doi:10.1155/2008/457307 Research Article Code Design for Multihop Wireless Relay Networks Fr ´ ed ´ erique ... behavior since the power can grow to infinity. However, for more realistic sce- narios where the power is limited, it does matter. In this case, one may need a more el...

Ngày tải lên: 22/06/2014, 19:20

... algorithm. Discrete wavelet transform (DWT) has gained a lot of attention for signal processing in recent years. Due to its good time-frequency localization property, it can transform a time domain ... property of the wavelet transform, a sparse impulse response in the time domain is also sparse in the wavelet domain. By applying the MPNLMS technique in the wavelet domain, fa...

Ngày tải lên: 22/06/2014, 19:20

... computational algorithm for identifying power frequency variations and integer harmonics by using wavelet- based transform. The continuous wavelet transform (CWT) using the complex Morlet wavelet (CMW) ... the complex Morlet wavelet, 3) The data length (time period). Estimate the wavelet coefficients by continuous wavelet transform with complex Morlet wavelet Estimate the...

Ngày tải lên: 22/06/2014, 23:20

... a function of the cycle index Z,thatis, g p ( x ) = Z  S (2) p ,1+x  . (11) For example, a cycle index formula for pair groups (S (2) )with 4 vertices is given by [13] Z  S (2) 4  = 1 24 s 6 1 + 3 8 s 2 1 s 2 2 + 1 3 s 2 3 + 1 4 s 2 s 4 , ... MBS Zones. For each MBS Zone, an access service network gate- way (ASN-GW) is responsible for controlling and allocating radio resource (i.e...

Ngày tải lên: 21/06/2014, 05:20

... a communication medium has been researched in frequency, transmission range, node distance, transmitting power, received power, and energy consumption to form a power and energy efficient network. The ... each featuring one or more physiological sensors. For example, 12 for cardiac arrhythmia monitor/recorder, 6 for wireless capsule endoscope, and 12 for insulin pump. The usual num...

Ngày tải lên: 21/06/2014, 05:20

... CIR. (c) The received waveform for one symbol. (d) The discrete form of ECIR. (e) Rec eived waveforms are interfered by each other. received signal is constructed. Therefore, the interference in time ... implement signal processing. Since preprocessing the signal before transmission may cope with the deteriorating effects of the channel, the receiver can keep a simple structure without losi...

Ngày tải lên: 21/06/2014, 05:20