发明名称 |
MULTI-CHANNEL AUDIO CONTENT ANALYSIS BASED UPMIX DETECTION |
摘要 |
Forensic audio upmixer detection is described. Feature sets are extracted from an audio signal that has two or more individual channels. Based on the extracted feature sets, it is determined whether the audio signal was upmixed from audio content that has fewer channels. |
申请公布号 |
EP2896040(B1) |
申请公布日期 |
2016.11.09 |
申请号 |
EP20130767205 |
申请日期 |
2013.09.13 |
申请人 |
DOLBY LABORATORIES LICENSING CORPORATION |
发明人 |
RADHAKRISHNAN, REGUNATHAN;DAVIS, MARK F. |
分类号 |
G10L19/008 |
主分类号 |
G10L19/008 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|