Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Self-sensing active-damping voice coil

Self-sensing active-damping voice coil

US Patent 7633839 · Granted Dec 15, 2009

Estimated economic value: $23,493,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Actuator calibration using a focus error signal2010
Optical printhead2010
Optical disk labeling system and method2010
Label writing2009
Method and apparatus for playing content2009
Optical disc and method of printing optical disc2009
Optical data processing using photo-detector array and framing marks on optical 2008
Focus offset calibration2008
Content encryption using programmable hardware2008
Error detection and correction employing modulation symbols satisfying predeterm2008
Recordable disk rotational speed error correction circuit2008
Interpolation of optical disc vertical displacement information2007