Patent · US Active

Multi-room multi-channel audio synchronization method, apparatus, and device and storage medium

US12418352B1 · kind B1 · utility

0Cited by
3References
14Claims
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Key dates

Filing dateApr 29, 2025
Grant dateSep 16, 2025
Priority date
Expiry dateApr 29, 2045

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02D30/70
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A multi-room multi-channel audio synchronization method, apparatus, and device and a storage medium are provided. In this method, an audio signal to be played in a primary audio device is determined, the audio signal is encoded according to channels by using a preset low-latency audio encoding strategy and audio encoding data is obtained. Next, the audio encoding data is optimized based on a User Datagram Protocol and a Negative Acknowledgment NACK retransmission mechanism to obtain audio coded sequence data packets. The audio encoding sequence data packets are controlled to be synchronously played in at least one secondary audio device by using a preset room synchronization control strategy and a channel synchronization control strategy.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.