Examples of 'comfort noise' in a sentence
Meaning of "comfort noise"
Comfort noise: Refers to the gentle background noise played during phone calls to reassure the participants that the call is still active and not disconnected
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- Synthetic background noise used in radio and wireless communications to fill the artificial silence in a transmission resulting from voice activity detection or from the audio clarity of modern digital lines.
How to use "comfort noise" in a sentence
Basic
Advanced
comfort noise
Comfort noise spectrum estimation device.
This background noise is termed herein as comfort noise.
Methods for generating comfort noise during discontinous transmission.
Silence between talkspurts may sometimes be replaced by comfort noise.
B comfort noise spectrum generator.
The third stage is to carry out a comfort noise analysis.
Comfort noise generation.
This document does not disclose the use of comfort noise.
This comfort noise provides the illusion of continuous transmission of sound.
Medium error rate in the case of data relating to comfort noise.
By these features the comfort noise can be produced in an easy way.
It is advantageous to provide a simpler method for modifying the comfort noise.
Comfort noise is generated using analyzed information from the background noise.
The same value as the codec used in conjunction with comfort noise.
It regenerates a comfort noise level from information contained in the received noise block.
See also
The calculation of the parameters characterizing the comfort noise are described below.
The level of added comfort noise should be limited to preserve intelligibility and quality.
This would not change the audible perception of the comfort noise.
Process and device for creating comfort noise in a digital speech transmission system.
Apparatus and method for generating an adaptive spectral shape of comfort noise.
This feature extends the principle of comfort noise addition to decoded inactive frames.
By these features the entire bandwidth can be used for producing comfort noise.
The comfort noise with sound absorbing walls should therefore be taken into account.
The former method guarantees that the comfort noise parameters are always as fresh as possible.
The comfort noise should preferably mimic the background noise at the transmitting node.
This silence descriptor frame consists of a set of coded parameters describing the comfort noise.
This means that comfort noise parameters are updated only about twice per second.
A description was made previously of a conventional technique for both encoding and decoding comfort noise.
System and method for adaptive transmission of comfort noise parameters during discontinuous speech transmission.
In the decoder the received parameters are decoded and used to characterize the comfort noise.
The noise generator may then generate comfort noise based on the estimated noise generation parameters.
The comfort noise generation procedure uses the speech decoder algorithm with the following modifications.
Whenever a valid SID frame result in comfort noise generation.
The comfort noise generation correspondingly employs the decoder described above for generating background noise.
In DTX systems interpolation of the transmitted noise parameters is used generate comfort noise.
Conveys comfort noise parameters during DTX.
These periods start with the first SID to mark the transition to comfort noise.
The comfort noise generated by the processor module MT is sent to the decompressor DCP.
The TX DTX also contains the speech encoder and comfort noise generation modules.
Comfort noise addition for modeling background noise at low bit-rates.
The CNU parameters are the comfort noise updating parameters contained by the CNU frame.
The pseudo-random noise can be perceived as comfort noise.
Discontinuous reception Comfort noise Voice activity detection.
The receiver 6 further comprises means for generating comfort noise.
Each RTP packet containing comfort noise MUST contain exactly one CN.
In a preferred embodiment of the invention, generating and detecting comfort noise are distributed.
For the remainder of the comfort noise insertion period f ̂ ref is frozen.
However, such white noise sequences are unable to produce high quality comfort noise.
In such a case, generating comfort noise can be terminated.
The comfort noise is hence scaled to reach a pre-determined target noise level.
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