Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for monitoring channel performance on a channel using alternate mark inversion protocols

Method and apparatus for monitoring channel performance on a channel using alternate mark inversion protocols

US Patent 5642391 · Granted Jun 24, 1997

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and system for expanding services in a digital loop carrier system2006
Printhead-carriage alignment and electrical interconnect lock-in mechanism2002
Print recording apparatus having modular autoduplex mechanism2001
Print recording apparatus having modular autoduplex mechanism2000
Wet-print cut-sheet media handling system2000
Print media handling system including dual incline support for controlling pen t1998
Method and apparatus for interface communications in a tandem cross connect1998
Method and apparatus for interface communications in a tandem cross connect1998
Method and apparatus for paper control including kickers1997
Media handling in an ink-jet printer having guide ribs1996
Color inkjet printer1996
Media handling in an ink-jet printer1996