The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 03, 2014

Filed:

Sep. 21, 2006
Applicants:

Eun MI OH, Seoul, KR;

Ki Hyun Choo, Seoul, KR;

Jung-hoe Kim, Seoul, KR;

Chang Yong Son, Gunpo-si, KR;

Inventors:

Eun Mi Oh, Seoul, KR;

Ki Hyun Choo, Seoul, KR;

Jung-Hoe Kim, Seoul, KR;

Chang Yong Son, Gunpo-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An adaptive time/frequency-based encoding mode determination apparatus including a time domain feature extraction unit to generate a time domain feature by analysis of a time domain signal of an input audio signal, a frequency domain feature extraction unit to generate a frequency domain feature corresponding to each frequency band generated by division of a frequency domain corresponding to a frame of the input audio signal into a plurality of frequency domains, by analysis of a frequency domain signal of the input audio signal, and a mode determination unit to determine any one of a time-based encoding mode and a frequency-based encoding mode, with respect to the each frequency band, by use of the time domain feature and the frequency domain feature.


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