Data acquisition system for generating accurate projection data in a CT scanner
US5991358A · kind A · utility
14Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 31, 1997 |
| Grant date | Nov 23, 1999 |
| Priority date | — |
| Expiry date | Dec 31, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S378/901
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A data acquisition system for use in a CT scanner comprises an analog-to-digital converter for generating digital signals in response to analog signals representative of projection data taken at a relatively constant sampling rate; and an interpolation filter for generating projection data for a plurality of predetermined projection angles as a function of the digital signals irrespective of the sampling rate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.