发明名称 |
ENDOSCOPE APPARATUS AND CONTROL METHOD FOR ENDOSCOPE APPARATUS |
摘要 |
An endoscope apparatus 8 includes: a region dividing portion 51 that divides an endoscope image into a center region and a peripheral region; a brightness mean value calculation portion 58 that has a peripheral brightness mean value calculation portion 55 that calculates a peripheral brightness mean value, and a center brightness mean value calculation portion 52 that calculates a center brightness mean value; a first weighting factor calculation portion 53 that calculates a first weighting factor ± (where 0 < ± < 1) based on a ratio between a center brightness mean value and a peripheral brightness mean value; a first photometric value calculation portion 54 that calculates a first photometric value based on a sum total of a value obtained by multiplying a center brightness mean value by the first weighting factor ± and a value obtained by multiplying the peripheral brightness mean value by (1-±); and a brightness adjustment control portion 70 that generates a brightness adjustment control signal for adjusting the brightness of the endoscope image based on the first photometric value. |
申请公布号 |
EP2599434(A1) |
申请公布日期 |
2013.06.05 |
申请号 |
EP20110812270 |
申请日期 |
2011.07.13 |
申请人 |
OLYMPUS MEDICAL SYSTEMS CORP. |
发明人 |
OGASAWARA, Kotaro |
分类号 |
A61B1/06;A61B1/00;A61B1/045;H04N5/235 |
主分类号 |
A61B1/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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