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Patent Searching and Data


Title:
PHOTOGRAPHING DEVICE AND METHOD
Document Type and Number:
WIPO Patent Application WO/2021/208926
Kind Code:
A1
Abstract:
The present application discloses a photographing device and method, relating to the field of image processing. The present invention reduces costs, reduces the volume, and improves the product compatibility when a high-quality image in low illumination is obtained. A filter unit is controlled to transmit visible light of incident light and block infrared light of the incident light during a first image exposure interval, and transmit the infrared light of the incident light in a first period during a second image exposure interval, and block the incident light in a second period during the second image exposure interval, the first period being before the second period; by means of an image sensor, performing photoelectric imaging on the light, of the incident light, which passes through the filter unit during the first image exposure interval so as to acquire a first image, and performing photoelectric imaging on the light, of the incident light, which passes through the filter unit during the second image exposure interval so as to acquire a second image; and synthesizing the first image and the second image, so as to generate a first target image.

Inventors:
CHEN XIAOLEI (CN)
HUANG JINXIN (CN)
LAI CHANGCAI (CN)
HU HONGQI (CN)
YANG CHANGJIU (CN)
ZHENG SHISHENG (CN)
Application Number:
PCT/CN2021/087011
Publication Date:
October 21, 2021
Filing Date:
April 13, 2021
Export Citation:
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Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04N5/235
Domestic Patent References:
WO2018048231A12018-03-15
Foreign References:
CN102075683A2011-05-25
CN110493492A2019-11-22
CN104661008A2015-05-27
CN110634420A2019-12-31
Attorney, Agent or Firm:
BEIJING ZBSD PATENT & TRADEMARK AGENT LTD. (CN)
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