In signal processing, a digital filter is a system that performs mathematical operations on a sampled, discrete-time signal to reduce or enhance certain...
25 KB (3,638 words) - 17:31, 10 August 2024
In signal processing, a digital biquad filter is a second order recursive linear filter, containing two poles and two zeros. "Biquad" is an abbreviation...
8 KB (1,518 words) - 07:42, 4 April 2024
of color filters is used in most single-chip digital image sensors used in digital cameras, and camcorders to create a color image. The filter pattern...
25 KB (2,503 words) - 16:56, 9 June 2024
A high-pass filter (HPF) is an electronic filter that passes signals with a frequency higher than a certain cutoff frequency and attenuates signals with...
19 KB (2,832 words) - 20:08, 16 August 2024
may be needed to get a good result. The design of digital filters is a complex topic. Although filters are easily understood and calculated, the practical...
23 KB (3,300 words) - 18:53, 3 May 2024
or digital filter. Linear continuous-time circuit is perhaps the most common meaning for filter in the signal processing world, and simply "filter" is...
22 KB (2,982 words) - 20:28, 8 October 2023
filter depends on the filter design. The filter is sometimes called a high-cut filter, or treble-cut filter in audio applications. A low-pass filter is...
31 KB (4,640 words) - 09:43, 13 July 2024
Look up Filter, filter, filtering, or filters in Wiktionary, the free dictionary. Filter, filtering, filters or filtration may also refer to: Filter (higher-order...
6 KB (802 words) - 15:31, 2 June 2024
comparable mechanical systems or digital signal processing systems containing only linear elements. Since linear time-invariant filters can be completely characterized...
19 KB (2,743 words) - 15:38, 31 August 2024
image sensors in digital cameras, the anti-aliasing filter is also known as an optical low-pass filter (OLPF), blur filter, or AA filter. The mathematics...
10 KB (1,057 words) - 10:33, 6 November 2023