BR112016002409A2

5G,4G,3G

Title

Not Available

Application Number:

BR20161102409

Publication Date:

01-08-2017

Current Assignee:

Family ID:

Application Date:

26-09-2013

Declaring Company:

Publication Country:

US

Priority Date:

06-08-2013

Title

Not Available

Application Number:

BR20161102409

Family ID:

Publication Country:

US

Publication Date:

01-08-2017

Application Date:

26-09-2013

Priority Date:

06-08-2013

Current Assignee:

Declaring Company:

Abstract  Abstract

This is an audio signal classification method. The method comprises: according to the voice activity of a current audio frame, determining the possibility of obtaining a frequency spectrum fluctuation of the current audio frame and storing it in a frequency spectrum fluctuation memory (101). ; according to whether the audio frame is percussive music or the activity of a historical audio frame, updating the frequency spectrum fluctuation stored in the frequency spectrum fluctuation memory (102); and according to statistics of some or all valid frequency spectrum fluctuation data stored in the frequency spectrum fluctuation memory, classify the current audio frame as a voice frame or a music frame (103). An audio signal rating device is additionally provided.

Note:

The information in blue was extracted from the third parties (Standard Setting Organisation, Espacenet)

The information in grey was provided by the patent holder

The information in purple was extracted from the FrandAvenue

Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.

Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.

Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.

Family member:related patents or applications that share a common priority or original filing.