A cross-connect protection method and system having two switch fabrics each coupled to at least one SONET add/drop multiplexer. The SONET add/drop multiplexer utilizes PDI-P codes to determine which signal between a working signal received from a working fabric and protect signal received from a protect fabric to forward on to the client.

 
Web www.patentalert.com

< In-grid decoupling for ball grid array (BGA) devices

> Slow-fast programming of distributed base stations in a wireless network

> Method of blocking alert messages to mobile units
~ 00551