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.
Patent No.:
Date of Patent:
Jun. 23, 2015
Filed:
Sep. 14, 2011
Maki Yamada, Kanagawa, JP;
Mitsuru Endo, Tokyo, JP;
Maki Yamada, Kanagawa, JP;
Mitsuru Endo, Tokyo, JP;
Abstract
A speech processing device which can accurately extract a conversation group from among a plurality of speakers, even when a conversation group formed of three or more people is present. This device () comprises: a spontaneous speech detection unit () and a direction-specific speech detection unit () which separately detect, from a sound signal, uttered speech from the speakers; a conversation establishment level calculation unit () which calculates a conversation establishment level for each separated segment of the time being determined, for all of the pairings of two people, on the basis of the detected uttered speech; an extended-period characteristic amount calculation unit () which calculates an extended-period characteristic amount for the conversation establishment level of the time being determined, for each pairing; and a conversation-partner determination unit () which extracts a conversation group which forms a conversation on the basis of the calculated extended-period characteristic amount.