Glossary of Audio Terminology

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Index | References

 

J

 

Java™ The trademarked name for a object-oriented programming language developed by Sun Microsystems. Java allows high-speed fully interactive Web pages to be developed for the Internet or any type of platform.

JPEG (Joint Photographic Experts Group) Refers to both the Experts Group and the Imaging Standard.  The Joint Photographic Experts Group (JPEG) is the working group of ISO, International Standard Organization, that defined the popular JPEG Imaging Standard for compression used in still image applications. This group convenes three times a year, in Europe, North America and Asia

Jitter A tendency towards lack of synchronization caused by electrical changes. Technically the unexpected (and unwanted) phase shift of digital pulses over a transmission medium. A discrepancy between when a digital edge transition is supposed to occur and when it actually does occur - think of it as the digital analogy to wow and flutter in a analog turntable.


 

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