Granted Patent
Utility
US 6,580,573 · App. 09/490,330
DISK DRIVE HAVING A CHANNEL CIRCUIT WHICH RECEIVES A READ SIGNAL REPRESENTING DATA IN A DATA SECTOR AND DATA IN A SERVO SECTOR IN A FIRST ORDER AND DEMODULATES THE READ SIGNAL TO PROVIDE DATA SECTOR DATA AND SERVO-SECTOR DATA IN A SECOND ORDER
Inventors:
Richard W. Hull, Hoover K. Jung, Sanjay Mathur
Patented Case
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Granted: Jun 17, 2003
Filed: Jan 24, 2000
Inventors
Richard W. Hull
Hoover K. Jung
Sanjay Mathur
Assignee (at issue)
WESTERN DIGITAL TECHNOLOGIES, INC.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.