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Patent Searching and Data


Title:
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND RECORDING MEDIA
Document Type and Number:
WIPO Patent Application WO/2018/042791
Kind Code:
A1
Abstract:
[Problem] To provide a sound source separating technique that enables separation functionality to be improved. [Solution] An information processing device is provided with the following: an acquisition unit for acquiring an observation signal which represents an observed sound; and a sound source separating unit for separating the observation signal acquired by the acquisition unit into a plurality of separated signals corresponding respectively to each of a plurality of assumed sound sources, the separation carried out by applying a nonlinear function to the matrix multiplication of the coefficient vector and input vector corresponding to each of the plurality of sound sources.

Inventors:
OSAKO, Keiichi (1-7-1 Konan, Minato-k, Tokyo 75, 〒1080075, JP)
MITSUFUJI, Yuhki (1-7-1 Konan, Minato-k, Tokyo 75, 〒1080075, JP)
ASADA, Kohei (1-7-1 Konan, Minato-k, Tokyo 75, 〒1080075, JP)
Application Number:
JP2017/020507
Publication Date:
March 08, 2018
Filing Date:
June 01, 2017
Export Citation:
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Assignee:
SONY CORPORATION (1-7-1, Konan Minato-k, Tokyo 75, 〒1080075, JP)
International Classes:
G10L21/0308; G10L21/028; G10L25/30
Foreign References:
JP2012163918A2012-08-30
Other References:
PARIS SMARAGDIS AND SHRIKANT VENKATARAMANI ET AL.: "A Neural Network Alternative to Non-Negative Audio Models", ARXIV, 13 September 2016 (2016-09-13), pages 1 - 10, XP033258385, Retrieved from the Internet [retrieved on 20170810]
Attorney, Agent or Firm:
KAMEYA, Yoshiaki et al. (HAZUKI INTERNATIONAL YOTSUYA, Daiichi Tomizawa Building 3-1-3, Yotsuya, Shinjuku-k, Tokyo 04, 〒1600004, JP)
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