Title:
SIGNAL PROCESSING DEVICE AND METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2020/203330
Kind Code:
A1
Abstract:
The present technology pertains to a signal processing device and method, and a program, with which it is possible to minimize a decrease in audio characteristics. The signal processing device is provided with a low-pass filter for performing filter processing on a PDM signal, and a PWM conversion unit for performing a PWM conversion on a multi-bit signal obtained by the filter processing and generating a PWM signal. The present technology can be applied to an audio playback system.
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Inventors:
TAMORI YOSHINORI (JP)
Application Number:
PCT/JP2020/012198
Publication Date:
October 08, 2020
Filing Date:
March 19, 2020
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
H03K7/08; H03M5/08; H04L25/49; H04R3/00
Foreign References:
| JP2005515684A | 2005-05-26 | |||
| JP2000068835A | 2000-03-03 | |||
| US20160065177A1 | 2016-03-03 |
Attorney, Agent or Firm:
NISHIKAWA Takashi et al. (JP)
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