基于音频特征的收视率调查系统及收视率信息检索方法

Release time:2019-04-15|Hits:

Affilication of Author(s):信息科学与工程学院

Patent Applicant:Tian Lan

Type of Patent:发明

Application Number:200910258317.4

Number of Inventors:1

Service Invention or Not:no

Application Date:2009-12-04

Publication Date:2011-06-01

Authorization Date:2011-06-01