Title:
放音装置、音形成プログラムおよび音形成方法
Document Type and Number:
Japanese Patent JP7325378
Kind Code:
B2
Abstract:
To provide a sound-emitting device, a sound forming program, and a sound forming method that can increase an amount of information embedded in a watermarked sound.SOLUTION: A sound-emitting device 10 includes a sound-forming unit 11, which forms a watermark sound, and a sound emitting unit 13, which emits at least the watermark sound. The sound forming unit 11 includes a sound processing unit 14, which processes an original sound signal so that the number of silent parts in the original sound signal is reduced, and an embedding unit 15 that forms a watermarked sound by embedding embedded information in at least a part of the processed sound signal formed by the sound processing unit 14 other than the silent parts.SELECTED DRAWING: Figure 6
Inventors:
Higashi Kei
Application Number:
JP2020104838A
Publication Date:
August 14, 2023
Filing Date:
June 17, 2020
Export Citation:
Assignee:
toa corporation
International Classes:
H04B11/00; G10L19/018; G10L21/04
Domestic Patent References:
| JP2012037701A | ||||
| JP2011209723A | ||||
| JP2009025324A | ||||
| JP2000068970A | ||||
| JP2018157329A | ||||
| JP2001343974A |
Attorney, Agent or Firm:
Tetsuya Hamana
Previous Patent: Nozzles, nozzle mounts and treatment systems
Next Patent: PHOTOSENSITIVE MATERIAL PROCESSING DEVICE
Next Patent: PHOTOSENSITIVE MATERIAL PROCESSING DEVICE