Patent · US Active

Dual advanced audio distribution profile (A2DP) sink

US11153701B2 · kind B2 · utility

4Cited by
1References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 2019
Grant dateOct 19, 2021
Priority date
Expiry dateJan 17, 2039

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R2420/07
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Wireless communication schemes and techniques are described, wherein a secondary device is configured to eavesdrop information communicated between a source and a primary device. Secondary device transmits a NACK signal to jam ACK signals from the primary device to the audio source, forcing a retransmit of audio information from the source to the primary, and available over an eavesdropping link between the secondary device and the source.

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