Invention Grant
- Patent Title: Logo extraction device, and brightness adjusting method and device for logo
-
Application No.: US16960722Application Date: 2020-01-10
-
Publication No.: US11132557B2Publication Date: 2021-09-28
- Inventor: Yang Rao , Leli Peng
- Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Applicant Address: CN Guangdong
- Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Current Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Current Assignee Address: CN Guangdong
- Priority: CN201911356403.9 20191225
- International Application: PCT/CN2020/071466 WO 20200110
- International Announcement: WO2021/128502 WO 20210701
- Main IPC: G06K9/00
- IPC: G06K9/00 ; H04N9/77

Abstract:
The present application discloses a logo extraction device, and a brightness adjusting method and device for a logo. The logo extraction device includes an acquiring module, a gray-scale converting module, a weight processing module, and an extraction module. In the present application, by increasing a number of key frames in a process of logo extraction and using video frame weighting, the logo is extracted and thereby accuracy of logo extraction is improved.
Public/Granted literature
- US20210201041A1 LOGO EXTRACTION DEVICE, AND BRIGHTNESS ADJUSTING METHOD AND DEVICE FOR LOGO Public/Granted day:2021-07-01
Information query