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Inventor: Guerrero; David R.
Address: Center Valley, PA
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7567256 |
Method and apparatus for analyzing digital video using multi-format display |
July 28, 2009 |
| A multi-format display device for video production and testing selectively presents a video input signal in three or more distinct ways to facilitate analysis. A complete picture, a picture zoom an area of particular scrutiny around a cursor position, tabular pixel information, a col |
| 7555131 |
Multi-channel relative amplitude and phase display with logging |
June 30, 2009 |
| An audio test device and method provide a visual display of audio parameters for plural audio channels. One audio channel at least temporarily is deemed a reference channel and other channels become relative channel for comparison. Samples from the reference and relative channels pro |
| 7233349 |
Video timing display indicator |
June 19, 2007 |
| A timing alignment or offset display shows the relationship between a reference signal and a test signal, in particular two analog or digital video signals. Timing extraction circuits derive a lower frequency signal synchronized to horizontal lines and a higher frequency signal synch |
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