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Appendix D - Glossary.
AMR-WB+.
This is a standard for the compression of audio data and is one of the
3 standards that PLEXTALK is able to recognize and play. It stands
for Adaptive Multi Rate - WideBand plus. It is an audio codec that
extends AMR-WB. It adds support for stereo signals and higher
sampling rates.
Bit rate.
Bit rate is a measure of data transmission speed. It refers to the
number of bits of data transmitted in one second.
CD-DA.
This is a CD format. CD-DA is short for CD-Digital Audio. Music CDs
that play on audio equipment are saved in this format.
Copyright information.
This is information about the year of publication and the owner of a
book's copyright.
DAISY book.
DAISY is short for Digital Accessible Information System. A recording
made in the DAISY format is generally known as a DAISY book or
DAISY title. The DAISY format allows the book producer to code in a
hierarchical navigation structure with up to 6 levels. Further
information about the DAISY format is given in Chapter 3 of this guide.
