The DVD Forum will demonstrate the format at the DVD conference Oct. 1 and 2 in San Francisco. That's better than twice the performance of the CD audio specifications. That version was distributed among proponents but not to the public. The lossless technology makes use of idle bandwidth to store peak signals that surpass a certain level to restore the original data perfectly without the drop of any signal. Thus, dynamic range is 144 dB and frequency response is up to 96,000 Hz.
Content creators can choose any combination suitable for their application.
The DVD-Audio format was originally intended to be finalized in spring 1996, but company infighting stretched that time line. Also, the working group grew to include 39 companies, and reaching consensus among such a large number of members also delayed finalization. All rights reserved.