J-4

J-4 definition - telecom
The fourth level in the Japanese J-carrier digital hierarchy. J-4 runs at a signaling rate of 97.728 Mbps in support of 1,440 DS-0 channels. See also digital signal hierarchy, DS-0, and J-carrier.

Webster's New World Telecom Dictionary Copyright © 2008 by Wiley Publishing, Inc., Indianapolis, Indiana.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.