发明授权
- 专利标题： Content identification and quality monitoring
- 专利标题（中）： 内容识别和质量监控
-
申请号： US13059839申请日： 2009-08-21
-
公开(公告)号： US08428301B2公开(公告)日： 2013-04-23
- 发明人: Regunathan Radhakrishnan , Jeffrey Riedmiller , Claus Bauer , Wenyu Jiang
- 申请人： Regunathan Radhakrishnan , Jeffrey Riedmiller , Claus Bauer , Wenyu Jiang
- 申请人地址： US CA San Francisco
- 专利权人： Dolby Laboratories Licensing Corporation
- 当前专利权人： Dolby Laboratories Licensing Corporation
- 当前专利权人地址： US CA San Francisco
- 国际申请： PCT/US2009/054568 WO 20090821
- 国际公布： WO2010/022303 WO 20100225
- 主分类号： G06K9/00
- IPC分类号： G06K9/00 ; B42D15/00
摘要：
Content identification and quality monitoring are provided. The method involves obtaining a first fingerprint derived from a first media content, processing the first media content to generate a second media content, obtaining a second fingerprint derived from the second media content, and comparing the first fingerprint and the second fingerprint to determine one or more of: a similarity between the first fingerprint and the second fingerprint that indicates that the second media content is generated from the first media content or a difference between the first fingerprint and the second fingerprint to identify a quality degradation between the first media content and the second media content.
公开/授权文献
- US20110188704A1 Content Identification and Quality Monitoring 公开/授权日：2011-08-04
信息查询
