ETSI TR 103 225

ETSI TR 103 225 provides a review of existing test methodologies to assess speech intelligibility, quality andlistening effort.

It should be noted that most test methods (for quality or intelligibility) have been developed with normal hearing peopleand that there is a lack of data for hearing impaired people.

Some clauses of the present document provide a review of existing methods or test results that take into accountcouplings between phones and listener’s ears (acoustical coupling), and coupling between phones and hearing aids(inductive, acoustical or via radio links). Different hearing impairments affecting the listening performance are alsoconsidered.

Edition:

1.1.1

Published:

01/01/2018

Number of Pages:

14

File Size:

1 file , 84 KB

Note:

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