low-pass filter


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Related to low-pass filter: high-pass filter, LPF

low-pass filter

(lō′păs′)
n.
A filter designed to transmit electromagnetic frequencies below a certain value, while excluding those of a higher frequency.

low-pass filter

n
(Electronics) electronics a filter that transmits all frequencies below a specified value, substantially attenuating frequencies above this value. Compare high-pass filter, band-pass filter
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.low-pass filter - a filter that passes frequencies below a certain value and attenuates frequencies above that value
filter - an electrical device that alters the frequency spectrum of signals passing through it
References in periodicals archive ?
The cut-off frequency of the R-C low-pass filter is chosen to be same as 800 kHz.
CTS Corporation (NYSE:CTS) disclosed on Thursday that it has launched the RLF (Rooftop Low-pass Filter) family of products to offer compact, high performance low-pass filters (LPFs) used in small-cell base stations or other radio frequency (RF) wireless infrastructure applications.
2 to 5,000 Nm, high resolution rotational speed/angle measurement and high speed ranges of up to 50,000 rpm and for highly dynamic measurements the cut-off frequency of 10 kHz may be user customised by an integrated, digital, low-pass filter and the second measurement range can be flexibly scaled up to 1:10 or 1:5 of the rated torque.
All you need to know here is that the presence of the low-pass filter in most of the existing DSLRs results in moirAaAaAeA@ (there are two known pronunciations accordi to Oxford), those nasty-looking and unwanted lines or patterns in the elements of your photos that have naturally fine lines or patterns.
Additionally, the low-pass filter provides resonance suppression.
The CMOS video camera features 3G-SDI/HD-SDI and DVI-D outputs and a removable optical low-pass filter for dual-mode imaging applications in visible light and near-infrared (IR) spectrums.
These characteristics of CMRC as well as its much easier fabrication make it particularly suitable for application in a growing number of circuits and systems as a low-pass filter structure [11-14].
Recently, slotted-ground-plane resonators in the low-pass filter have attracted much attention [1-20] because they have numerous advantages like circuitry size reduction and spurious response suppression.
The low-pass filter was integrated with series coupling capacitors to obtain a 3rd order band-pass filter as presented in [11], is shown in Figure 1.
Washington, Oct 21 (ANI): Scientists at Nanyang Technological University (NTU) have designed the world's smallest on-chip low-pass filter which is 1,000 times smaller than existing off-chip filters.
An analog low-pass filter (Mancini, 2003) is placed before the A/D converter to remove all signal components with frequencies greater than half of sampling frequency fs.
A low-pass filter with a cutoff of 80 Hz to 100 Hz is desirable to remove extraneous noise.