Title:
BLUETOOTH AUDIO DATA TRANSMISSION METHOD AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/166438
Kind Code:
A1
Abstract:
The present invention relates to the technical field of Bluetooth, and in particular to a Bluetooth audio data transmission method and a device. The method comprises: an audio source device broadcasts a first audio data packet to a first audio group, the first audio group comprising a plurality of Bluetooth devices; the audio source device receives a confirmation code sent by at least one Bluetooth device in the first audio group, the confirmation code being used for identifying that the first audio data packet has been successfully received; the audio source device determines, according to the received confirmation code, whether to re-broadcast the first audio data packet in the first audio group. According to embodiments of the present invention, a confirmation code confirmation mechanism is added when an audio data packet is synchronously broadcast, and reliability of data transmission is considered without limiting the number of playing devices.
Inventors:
YU ZHONGXING (CN)
Application Number:
PCT/CN2021/139595
Publication Date:
August 11, 2022
Filing Date:
December 20, 2021
Export Citation:
Assignee:
SPREADTRUM COMM SHANGHAI CO (CN)
International Classes:
H04B5/00; H04L1/18; H04R3/12; H04W4/06; H04W4/80; H04W28/04
Domestic Patent References:
| WO2020154938A1 | 2020-08-06 |
Foreign References:
| CN112994754A | 2021-06-18 | |||
| CN104426640A | 2015-03-18 | |||
| US20190102143A1 | 2019-04-04 | |||
| CN110290412A | 2019-09-27 | |||
| CN105099513A | 2015-11-25 | |||
| CN111629365A | 2020-09-04 |
Attorney, Agent or Firm:
UNI-INTEL PATENT AND TRADEMARK LAW FIRM (CN)
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