thermal noise


Also found in: Encyclopedia, Wikipedia.
Related to thermal noise: Shot noise

thermal noise

n.
Unwanted noise in an electronic component arising from dark current or the agitation of electrons by heat. Also called Johnson noise.

thermal noise

n
(Electronics) electrical noise caused by thermal agitation of conducting electrons
Mentioned in ?
References in periodicals archive ?
Among the small packaged IC generates, this product has two random number generating circuit parts and two amplifier parts which make use of the thermal noise produced inside the semiconductor to generate genuine random number.
The image-reject mixer eliminates the need for a bandpass filter after the LNA to remove thermal noise at the image frequency.
The front ends of these receivers are cooled by closed-cycle liquid helium refrigeration to minimize thermal noise.
This mixer removes the need for a band-pass filter after the LNA to remove thermal noise at the image frequency.
The new capability facilitates performance of accurate noise analysis for 1/f, generation-recombination and thermal noise.
Here, -174dBm/Hz represents the input thermal noise power.
The reverse path gain can be set to automatically adjust zero to six dB lower than the forward path gain, minimizing thermal noise contribution to the donor BTS and providing path balance.
On the contrary, if the thermal noise from the channel (white in a Gaussian channel, colored in multipath channels) as well as front-end non-idealities corrupt the payload as well as the LTS, then the channel estimation is impaired and the channel equalization is imperfect.
The Intel RNG harnesses system thermal noise to generate truly random and indeterministic values which help improve the ability of Web browsers and other Internet software applications to protect sensitive information that is sent over the Internet.
Thermal noise results in a modulation error that degrades the bit error probability of the system.
5 GHz), Gore's parallel array modules minimize the effects of Inter-Symbol Interference, duty cycle distortion, and the random noise created by crosstalk and thermal noise in the circuits.
The signals being detected by MRI coils are infinitesimally small such that any loss contribution from low Q capacitors would generate increased thermal noise making it difficult or impossible to process the signal.