Title:
画像処理装置、画像処理方法、およびプログラム
Document Type and Number:
Japanese Patent JP6542524
Kind Code:
B2
Abstract:
An image processing apparatus includes a gain calculation unit that calculates a gain for each of a plurality of pixels of an image signal, respectively, and an addition unit that adds the gain for each pixel to the corresponding pixel of the plurality of pixels of the image signal. The gain calculation unit includes a first order differential operation unit that calculates a first value from first order differential of the image signal for each of the plurality of pixels and second order differential operation unit that calculates a second value from a second order differential of the image signal for each of the plurality of pixels, and calculates the gains for each pixel based on the first and second values for each pixel.
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Inventors:
Masatoshi Sonoda
Application Number:
JP2014220134A
Publication Date:
July 10, 2019
Filing Date:
October 29, 2014
Export Citation:
Assignee:
Samsung Display Co.,Ltd.
International Classes:
H04N5/208; G06T5/00; H04N1/409
Domestic Patent References:
| JP2001285672A | ||||
| JP2008078830A | ||||
| JP2004112603A | ||||
| JP2002158872A | ||||
| JP2013235517A |
Foreign References:
| US20070189633 |
Attorney, Agent or Firm:
Yamashita
IPD International Patent Business Corporation
IPD International Patent Business Corporation