Title:
AUDIO CONVERSION APPARATUS AND MULTI-SOUND SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/136962
Kind Code:
A1
Abstract:
The present application discloses an audio conversion apparatus and a multi-sound system. The audio conversion apparatus comprises: a modem configured to convert a received audio signal into a power carrier signal or to convert a received power carrier signal into an audio signal; and a control chip configured to transmit an audio signal to the modem or to receive an audio signal transmitted by the modem, and to drive a playing apparatus according to the audio signal. A first end of the modem is connected to a power line. The control chip comprises a first end connected to a second end of the modem; a second end connected to the playing apparatus; and a third end configured to receive an audio signal transmitted by an external apparatus.
Inventors:
QIU DONG (CN)
LI WENXUE (CN)
CHEN XIAOQIANG (CN)
LI WENXUE (CN)
CHEN XIAOQIANG (CN)
Application Number:
PCT/CN2018/099269
Publication Date:
July 18, 2019
Filing Date:
August 08, 2018
Export Citation:
Assignee:
GOERTEK INC (CN)
International Classes:
G11B20/00; G11C7/16
Domestic Patent References:
| WO2005011133A2 | 2005-02-03 |
Foreign References:
| CN103199895A | 2013-07-10 | |||
| CN203232291U | 2013-10-09 | |||
| CN102103884A | 2011-06-22 | |||
| CN103888182A | 2014-06-25 |
Attorney, Agent or Firm:
CENFO INTELLECTUAL PROPERTY AGENCY (CN)
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