Universal serial bus repeater
Up-grading method for transmission apparatus
Uplink frame at the transcoder rate adaptation unit/base...
Upstream scrambler seeding system and method in a passive...
Urgent messages and power-up in frequency hopping system for...
Use of energy bursts for wireless networks
Use of modified line encoding and low signal-to-noise ratio base
Use of redundant bits of ESF data stream to transport message-wa
Use of robbed framing bits to provide secondary pots channel...
Use of sub-rate out-of-band channel to transport signaling bits
Using an auxilary channel for video monitor training
Using network time protocol in voice over packet transmission