Pioneer AVH-P4950DVD operation manual Additional Information Terms, Dts

Appendix

Additional Information

Terms

Aspect ratio

This is the width-to-height ratio of a TV screen. A regular display has an aspect ratio of 4:3. Wide screen displays have an aspect ratio of 16:9, providing a bigger picture for exceptional presence and atmosphere.

Bit rate

This expresses data volume per second, or bps (bits per second) units. The higher the rate, the more information is available to reproduce the sound. Using the same encoding method (such as MP3), the higher the rate, the better the sound.

Chapter

DVD titles are in turn divided into chapters which are numbered in the same way as the chapters of a book. With DVD video discs fea- turing chapters, you can quickly find a desired scene with chapter search.

Dolby Digital

Dolby Digital provides multi-channel audio from up to 5.1 independent channels. This is the same as the Dolby Digital surround sound system used in theaters.

Dolby Pro Logic II

Dolby Pro Logic II can create five full-band- width output channels from two-channel sources. This new technology enables a dis- crete 5-channel playback with 2 front chan- nels, 1 center channel, and 2 rear channels. A music mode is also available for 2-channel sources in addition to the movie mode.

DTS

This stands for Digital Theater Systems. DTS is a surround system delivering multi-channel audio from up to 6 independent channels.

	Additional
ID3 tag
This is a method of embedding track-related	Information
data. The contents can be freely edited using
information in an MP3 file. This embedded in-
formation can include the track title, the ar-
tist’s name, the album title, the music genre,
the year of production, comments and other
software with ID3 Tag editing functions.
Although the tags are restricted as to the num-
ber of characters, the information can be
viewed when the track is played back.

ISO9660 format

This is the international standard for the for- mat logic of CD-ROM folders and files. For the ISO9660 format, there are regulations for the following two levels.

Level 1:

The file name is in 8.3 format (the name con- sists of up to 8 characters, half-byte English capital letters and half-byte numerals and the “_” sign, with a file-extension of three charac- ters).

Level 2:

The file name can have up to 31 characters (in- cluding the separation mark “.” and a file ex- tension). Each folder contains less than 8 hierarchies.

Extended formats

Joliet:

File names can have up to 64 characters. Romeo:

File names can have up to 128 characters.

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