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Reconstruction filter information


In a mixed-signal system (analog and digital), a reconstruction filter, sometimes called an anti-imaging filter, is used to construct a smooth analog signal from a digital input, as in the case of a digital to analog converter (DAC) or other sampled data output device.

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Reconstruction filter

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mixed-signal system (analog and digital), a reconstruction filter, sometimes called an anti-imaging filter, is used to construct a smooth analog signal...

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Filter bank

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filters in the filter bank. The reconstruction process is called synthesis, meaning reconstitution of a complete signal resulting from the filtering process...

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Texture filtering

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texture filtering: magnification filtering and minification filtering. Depending on the situation, texture filtering is either a type of reconstruction filter...

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Lanczos resampling

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the filter, a technique created by Lanczos. The effect of each input sample on the interpolated values is defined by the filter's reconstruction kernel...

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Direct digital synthesis

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waveform is converted to an analog waveform by the DAC. The output reconstruction filter rejects the spectral replicas produced by the zero-order hold inherent...

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Aliasing

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converting a signal from a higher to a lower sampling rate. Suitable reconstruction filtering should then be used when restoring the sampled signal to the continuous...

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Lifting scheme

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"lifting-decomposable filter bank" and "perfect-reconstruction filter bank" denotes the same. Every two perfect-reconstruction filter banks can be transformed into each...

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Cone tracing

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a convolution (the reconstruction filter). The backprojected cone footprint onto the scene can also be used to directly pre-filter the geometry and textures...

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Oversampling

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less expensive analog reconstruction filter is required. Essentially, this is a way to shift some of the complexity of reconstruction from analog to the...

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Bilinear interpolation

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Khosravi, M. R. (2021-03-19). "BL-ALM: A Blind Scalable Edge-Guided Reconstruction Filter for Smart Environmental Monitoring Through Green IoMT-UAV Networks"...

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Multirate filter bank and multidimensional directional filter banks

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concepts, principles and applications of Multirate filter banks and Multidimensional Directional filter banks. Linear time-invariant systems typically operate...

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Demosaicing

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samples output from an image sensor overlaid with a color filter array (CFA) such as a Bayer filter. It is also known as CFA interpolation or debayering....

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Image scaling

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smaller image. In the case of up sampling, a reconstruction filter takes the place of the anti-aliasing filter. Original 160x160px image Original image in...

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Checkerboard rendering

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any given scene, often rendering it in a grid of 2×2 pixels. A reconstruction filter is then employed to extrapolate the appearance of the unrendered...

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Tomographic reconstruction

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tomographic image reconstruction, often a stabilized and discretized version of the inverse Radon transform is used, known as the filtered back projection...

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Iterative reconstruction

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Here, iterative reconstruction techniques are usually a better, but computationally more expensive alternative to the common filtered back projection...

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Audio bit depth

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points sixteen are inserted, all having been calculated by a digital reconstruction filter. The mechanism of increased effective bit depth is as previously...

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Full scale

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+1.0. The signal passes through an anti-aliasing, resampling, or reconstruction filter, which may increase peak amplitude slightly due to ringing. It is...

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Satellite modem

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digital-to-analog conversion in the transmitter, the signal passes through a reconstruction filter. Then, if needed, frequency conversion is performed. The purpose...

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3D reconstruction

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In computer vision and computer graphics, 3D reconstruction is the process of capturing the shape and appearance of real objects. This process can be accomplished...

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Outline of electronics

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resistor converter Charge distribution DAC Pulse width modulator Reconstruction filter The R2R ladder Binary decision diagrams Boolean algebra Combinational...

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Amiga Original Chip Set

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filter (reconstruction filter) which is external to Paula. The filter is a 12 dB/oct Butterworth low-pass filter at approximately 3.3 kHz. The filter...

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Quadrature mirror filter

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filter is a filter whose magnitude response is the mirror image around π / 2 {\displaystyle \pi /2} of that of another filter. Together these filters...

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