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1. WO2022162878 - SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, SIGNAL PROCESSING PROGRAM, LEARNING DEVICE, LEARNING METHOD, AND LEARNING PROGRAM

Publication Number WO/2022/162878
Publication Date 04.08.2022
International Application No. PCT/JP2021/003278
International Filing Date 29.01.2021
IPC
H04R 1/40 2006.1
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
1Details of transducers
20Arrangements for obtaining desired frequency or directional characteristics
32for obtaining desired directional characteristic only
40by combining a number of identical transducers
H04R 3/00 2006.1
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
3Circuits for transducers
CPC
H04R 1/40
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
1Details of transducers, ; loudspeakers or microphones
20Arrangements for obtaining desired frequency or directional characteristics
32for obtaining desired directional characteristic only
40by combining a number of identical transducers
H04R 3/00
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
3Circuits for transducers ; , loudspeakers or microphones
Applicants
  • 日本電信電話株式会社 NIPPON TELEGRAPH AND TELEPHONE CORPORATION [JP]/[JP]
Inventors
  • 落合 翼 OCHIAI, Tsubasa
  • デルクロア マーク DELCROIX, Marc
  • 中谷 智広 NAKATANI, Tomohiro
  • 池下 林太郎 IKESHITA, Rintaro
  • 木下 慶介 KINOSHITA, Keisuke
  • 荒木 章子 ARAKI, Shoko
Agents
  • 特許業務法人酒井国際特許事務所 SAKAI INTERNATIONAL PATENT OFFICE
Priority Data
Publication Language Japanese (ja)
Filing Language Japanese (JA)
Designated States
Title
(EN) SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, SIGNAL PROCESSING PROGRAM, LEARNING DEVICE, LEARNING METHOD, AND LEARNING PROGRAM
(FR) DISPOSITIF, PROCÉDÉ ET PROGRAMME DE TRAITEMENT DE SIGNAL, DISPOSITIF, PROCÉDÉ ET PROGRAMME D'APPRENTISSAGE
(JA) 信号処理装置、信号処理方法、信号処理プログラム、学習装置、学習方法及び学習プログラム
Abstract
(EN) An estimation device (10), which is a signal processing device for processing an acoustic signal, estimates, by using a deep learning model having a neural network (NN) (11), an observation signal of a virtual microphone which is disposed virtually, from an input observation signal of a real microphone.
(FR) Un dispositif d'estimation (10), qui est un dispositif de traitement de signal permettant de traiter un signal acoustique, estime, à l'aide d'un modèle d'apprentissage profond comprenant un réseau neuronal (NN) (11), un signal d'observation d'un microphone virtuel qui est disposé virtuellement, à partir d'un signal d'observation d'entrée d'un microphone réel.
(JA) 推定装置(10)は、音響信号を処理する信号処理装置であって、ニューラルネットワーク(NN)(11)を有する深層学習モデルを用いて、入力された実マイクの観測信号から、仮想的に配置された仮想マイクの観測信号を推定する。
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