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Patent Searching and Data


Title:
撮像装置及びその制御方法
Document Type and Number:
Japanese Patent JP4454882
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an imaging device capable of controlling exposure for realizing the optimal exposure in a backlight scene and a tunnel scene or the like. SOLUTION: This imaging device is provided with an imaging control unit (control means) 103 for dividing an imaging screen into a plurality of areas, and for performing imaging operation, based on the exposure information to be obtained by operating preliminarily weighting to a luminance value to be obtained from each area; and an AE control unit (correction means) 104 for correcting the weighting, when the rate of the luminance value of a prescribed area among those areas to the luminance value of the other area is larger than a prescribed rate.

Inventors:
Kenji Takahashi
Application Number:
JP2001100040A
Publication Date:
April 21, 2010
Filing Date:
March 30, 2001
Export Citation:
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Assignee:
Canon Inc
International Classes:
G03B7/28; H04N5/235; H04N5/335; H04N5/341; H04N5/353
Domestic Patent References:
JP200145363A
JP200186396A
Attorney, Agent or Firm:
Hiroyuki Niwa
Tadao Noguchi