Image processing apparatus, filter acquisition apparatus, image processing method, filter acquisition method, program, and recording medium
US10049438B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 17, 2017 |
| Grant date | Aug 14, 2018 |
| Priority date | — |
| Expiry date | Mar 17, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N25/63
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Further, there are provided a filter acquisition apparatus, a filter acquisition method, a program, and a recording medium, capable of acquiring a filter which is suitably usable in such a filtering process. An image processing apparatus 35 includes a filtering process unit 41 that performs an image filtering process that has a plurality of times of filtering processes. The filtering process unit 41 applies a filter to processing target data to acquire filter application process data, applies a gain to the filter application process data to acquire gain application process data, in each filtering process. In each filtering process, the gain applied to the filter application process data is acquired based on a target frequency characteristic of the image filtering process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.