Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for measuring the noise figure of an optical amplifier

Method and apparatus for measuring the noise figure of an optical amplifier

US Patent 5781322 · Granted Jul 14, 1998

Estimated economic value: $611,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Optical pulse tester2024
Method of measuring optical loss and apparatus for measuring optical loss2016
Broadband switching networks2006
Optical fiber characteristic measuring device2004
Optical fiber distortion measuring apparatus and optical fiber distortion measur2002
Optical-fiber characteristics measuring apparatus2002
Light amplification medium control method, light amplification apparatus and sys2001
Broadband switching networks2001
Optical amplifier and transmission system using the same2001
Disk shaped tunable optical filter2000
Optical-frequency-stabilized light source2000
Apparatus for measuring characteristics of optical fiber2000