US 7,103,406 B2 Sep. 5, 2006
METHOD OF CORRECTING FOR PHASE
ERROR INDUCED BY A DOWN SAMPLING
Inventor: John H. Radeztsky, Milwaukee, WI
Assignee: GE Medical Information Technologies
Systems, Inc., Milwaukee, WI (US)
Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by 217 days.
Appl. No.: 10/701,673
Filed: Nov. 5, 2003
Prior Publication Data
US 2004/0093547 Al May 13, 2004
Related U.S. Application Data
Division of application No. 09/233,683, filed on Jan. 19, 1999, now Pat. No. 6,708,059.
Provisional application No. 60/072,248, filed on Jan. 23, 1998.
A method and apparatus of correcting a data signal sampled at a first rate to a data signal displayed on a video monitor at a second rate is claimed. A data signal is received at a first rate. The data signal is separated into data windows. The minimum and maximum values and positions of data points in data windows are identified relative to a reference, and displayed on a video monitor.
11 Claims, 3 Drawing Sheets