Title:
METHOD, DEVICE, MOBILE TERMINAL, AND CAMERA FOR IDENTIFYING PHOTOGRAPH SUBJECT
Document Type and Number:
WIPO Patent Application WO/2017/143933
Kind Code:
A1
Abstract:
The present application discloses a method, a device, a mobile terminal, and a camera for identifying a photograph subject. The identification method comprises: when receiving a command to take a photograph, activating a camera device of a terminal and auto-focusing on a photograph subject; when the camera device successfully focuses on the photograph subject, acquiring a focal length after focusing; and determining, on the basis of the focal length after focusing, whether the photograph subject is a photograph. The application addresses a technical issue of the prior art caused by a highly complex method for taking a photograph of a photograph.
Inventors:
YU WENTAO (CN)
ZHANG CHEN (CN)
ZHANG CHEN (CN)
Application Number:
PCT/CN2017/073582
Publication Date:
August 31, 2017
Filing Date:
February 15, 2017
Export Citation:
Assignee:
ALIBABA GROUP HOLDING LTD (CN)
International Classes:
G06V40/40; H04N5/232; G06V10/10
Foreign References:
| CN1968357A | 2007-05-23 | |||
| CN104767937A | 2015-07-08 | |||
| CN105117729A | 2015-12-02 |
Other References:
See also references of EP 3422698A4
Attorney, Agent or Firm:
BEIJING SANYOU INTELLECTUAL PROPERTY AGENCY LTD. (CN)
Download PDF: