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:
Nov. 22, 2016
Filed:
Aug. 06, 2012
Takashi Mikami, Tokyo, JP;
Tomoharu Awano, Tokyo, JP;
Takashi Mikami, Tokyo, JP;
Tomoharu Awano, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
A beam-forming device includes a first target sound blockerand a second target sound blockerthat remove a target signal having a correlation mutually from a first sound signal xand a second sound signal xwhich are converted by first and second microphonesand, a phase synchronizerthat synchronizes the phases of the first sound signal xand the second sound signal xand synthesizes these sound signals by using information acquired when the first target sound blockerremoves the target signal, and a noise learnerthat learns a noise component included in an output signal of the phase synchronizerfrom signals from which the target signal is removed by the first target sound blockerand the second target sound blocker