Image processing apparatus including spatial shift variant filter
US5144687A · kind A · utility
12Cited by
13References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 30, 1991 |
| Grant date | Sep 1, 1992 |
| Priority date | — |
| Expiry date | Jul 30, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T5/80
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An image processing apparatus for medical diagnostic purposes includes a spatial shift variant filtering unit. Whole pixels of one image are filtered by different variant filtering coefficients , with each pixel being filtered by a different matrix of shift variant filtering coefficients in accordance with the location and characteristics of the original image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.