Signal-to-noise ratio (SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background...
25 KB (3,695 words) - 06:13, 27 June 2025
Peak signal-to-noise ratio (PSNR) is an engineering term for the ratio between the maximum possible power of a signal and the power of corrupting noise that...
10 KB (1,205 words) - 09:40, 30 April 2025
Signal-to-quantization-noise ratio (SQNR or SNqR) is widely used quality measure in analysing digitizing schemes such as pulse-code modulation (PCM). The...
3 KB (531 words) - 22:40, 7 September 2023
engineering, the signal-to-interference-plus-noise ratio (SINR) (also known as the signal-to-noise-plus-interference ratio (SNIR)) is a quantity used to give theoretical...
8 KB (1,057 words) - 05:10, 9 June 2024
telecommunications, the carrier-to-noise ratio, often written CNR or C/N, is the signal-to-noise ratio (SNR) of a modulated signal. The term is used to distinguish the...
6 KB (895 words) - 22:12, 21 May 2025
Signal-to-noise ratio (SNR) is used in imaging to characterize image quality. The sensitivity of a (digital or film) imaging system is typically described...
3 KB (405 words) - 15:00, 10 February 2024
example in the signal-to-noise ratio (SNR), signal-to-interference ratio (SIR) and signal-to-noise plus interference ratio (SNIR) measures. Noise is also typically...
17 KB (2,201 words) - 20:04, 2 March 2025
low-noise amplifier (LNA) is an electronic component that amplifies a very low-power signal without significantly degrading its signal-to-noise ratio (SNR)...
10 KB (1,330 words) - 15:14, 27 October 2024
Noise figure (NF) and noise factor (F) are figures of merit that indicate degradation of the signal-to-noise ratio (SNR) that is caused by components in...
17 KB (2,336 words) - 13:29, 1 February 2025
SNDR (redirect from Signal-to-noise-and-distortion ratio)
Signal-to-noise and distortion ratio (SNDR) is a term used for a set of measures of the quality of a signal from a communications device. These include...
6 KB (937 words) - 18:55, 16 April 2025
alternately be defined as a signal that produces a signal-to-noise ratio of a given value m at the output. In practice, m is usually chosen to be greater than unity...
6 KB (1,071 words) - 16:42, 6 July 2024
Look up signal-to-noise ratio in Wiktionary, the free dictionary. Signal to Noise may refer to: Signal-to-noise ratio, a measure used in science and engineering...
1 KB (222 words) - 04:42, 22 July 2025
Contrast-to-noise ratio (CNR) is a measure used to determine image quality. CNR is similar to the metric signal-to-noise ratio (SNR), but subtracts a...
2 KB (270 words) - 19:06, 4 December 2023
Signal-to-noise ratio (SNR), ratio of noise power to signal power Peak signal-to-noise ratio, maximum SNR in a system Signal to noise ratio (imaging)...
7 KB (935 words) - 15:35, 30 May 2025
engineering to calculate the signal-to-noise ratio of a multistage amplifier. One relates to noise factor while the other relates to noise temperature...
8 KB (2,022 words) - 23:39, 23 December 2024
scientific imaging, the two-dimensional spectral signal-to-noise ratio (SSNR) is a signal-to-noise ratio measure which measures the normalised cross-correlation...
4 KB (441 words) - 01:12, 22 June 2025
improvement is the improvement in the signal-to-noise ratio of the high-frequency portion of the baseband, i.e., modulating signal, which improvement results from...
2 KB (303 words) - 20:04, 11 September 2024
useful signal. The CIR resembles the carrier-to-noise ratio (CNR or C/N), which is the signal-to-noise ratio (SNR or S/N) of a modulated signal before...
2 KB (256 words) - 20:05, 11 January 2025
disputed][dubious – discuss] Audio equipment specifications tend to include the terms signal-to-noise ratio and dynamic range, both of which have multiple definitions...
10 KB (1,506 words) - 09:47, 6 July 2023
expressed as the noise figure (or sometimes noise temperature). This is the signal-to-noise ratio at the input divided by the signal-to-noise ratio at the output...
35 KB (4,176 words) - 03:46, 13 March 2025
active noise control is generally achieved through the use of analog circuits or digital signal processing. Adaptive algorithms are designed to analyze...
10 KB (1,335 words) - 15:57, 16 February 2025
as noise, low image rejection ratio, phase noise, carrier suppression, distortion, etc.) or signal path cause the actual constellation points to deviate...
3 KB (379 words) - 20:15, 29 April 2022
Eb/N0 (redirect from Bit energy to noise density ratio)
{\displaystyle E_{b}/N_{0}} (energy per bit to noise power spectral density ratio) is a normalized signal-to-noise ratio (SNR) measure, also known as the "SNR...
8 KB (1,377 words) - 19:37, 12 May 2025
minimum magnitude of input signal required to produce a specified output signal having a specified signal-to-noise ratio, or other specified criteria...
14 KB (2,100 words) - 04:48, 25 May 2025
the signal-to-noise ratio (SNR) will be increased, ideally in proportion to the square root of the number of measurements. Assumed that Signal s ( t...
5 KB (1,089 words) - 17:50, 28 November 2021
RF chain (section Signal-to-noise ratio)
system has gain ripple. The signal-to-noise ratio (S:N) is the peak signal power of the pulse (Psig) divided by the total noise power (Pnoise) from the M...
44 KB (7,016 words) - 11:56, 12 July 2025
Frequency modulation (section Noise reduction)
a larger signal-to-noise ratio and therefore rejects radio frequency interference better than an equal power amplitude modulation (AM) signal. For this...
31 KB (4,016 words) - 19:19, 16 July 2025
16-bit ADC has a maximum signal-to-noise ratio of 98.09 dB. The 1.761 difference in signal-to-noise only occurs due to the signal being a full-scale sine...
42 KB (6,363 words) - 13:24, 17 July 2025
Radio jamming (redirect from Wireless signal jammer)
of radio signals that disrupt telecommunications by decreasing the signal-to-noise ratio. The concept can be used in wireless data networks to disrupt...
35 KB (3,899 words) - 14:04, 15 July 2025
scale their dependence on two sources of input in proportion to the signal-to-noise ratio of the inputs. This has the advantage of producing an output...
3 KB (407 words) - 23:32, 15 September 2024