IP Library Granted Patent US 6,661,267
Granted Patent Utility
US 6,661,267 · App. 10/139,931

Coarse calibration circuit using variable step sizes to reduce jitter and a dynamic course calibration (DCC) circuit for a 2 GHz VCO

Inventors: Norman Hugo Walker, Victor Moy, Allan L. Mullgrav, Jr., Michael A. Sorna
Patented Case View Patent ↗
Granted: Dec 9, 2003 Filed: May 6, 2002
Inventors
Norman Hugo Walker
Victor Moy
Allan L. Mullgrav, Jr.
Michael A. Sorna
Assignee (at issue)
International Business Machines Corporation

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,661,267
App. No.
10/139,931
Filed
2002-05-06
Granted
2003-12-09
Kind
B2