Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Opamp based broad band phase shifter for use in detecting flaws in the media of disks for use in disk drives

Opamp based broad band phase shifter for use in detecting flaws in the media of disks for use in disk drives

US Patent 5637999 · Granted Jun 10, 1997

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Auxiliary path iterative decoding2011
Magnetic head and tape drive for reading multiple data formats2011
Tape drive with read/write head having legacy read elements and with special-pur2010
Parallel spectral equalization channels with low density parity check codes2009
Throughput optimization by activation of selected parallel channels in a multich2007
System and method for read/write optimization2006
Digital filtering and digital automatic gain control for a variable speed read c2006
Dynamically allocated parallel equalization and detection of a PRML read channel2006
Read equalizer optimization based on the PTR effects to write equalization2005
Drum electronics control interface and protocol for recording/reproducing appara2005
Servo write head with gaps for writing high and low frequency transitions2004
High frequency and low frequency servo pattern2004