US Patent No. 11,071,150

TRUE WIRELESS SOLUTION FOR BT STEREO AUDIO PLAYBACK


Patent No. 11,071,150
Issue Date July 20, 2021
Title True Wireless Solution For Bt Stereo Audio Playback
Inventorship Hongyang Deng, San Jose, CA (US)
Shijing Xian, Sunnyvale, CA (US)
Guang Xie, San Jose, CA (US)
Chi Kin Benjamin Leung, Sunnyvale, CA (US)
Assignee Google LLC, Mountain View, CA (US)

Claim of US Patent No. 11,071,150


1. A method comprising:establishing, by one or more processors at a first audio accessory device, a first wireless connection with a second audio accessory device and a second wireless connection with a client computing device;
receiving, by the one or more processors, a first signal from the client computing device at a first point in time via the second wireless connection;
determining, by the one or more processors, whether the first signal is acceptable;
when the first signal is acceptable, transmitting, by the one or more processors, a first acknowledgement (ACK) signal to the second audio accessory device via the first wireless connection;
determining, by the one or more processors, whether a second ACK signal from the second audio accessory device is received by the one or more processors within an amount of time;
when the second ACK signal is received within the amount of time, determining, by the one or more processors, a status identification for the first audio accessory device, wherein the status identification identifies the first audio accessory device as a primary device or secondary device; and
operating, by the one or more processors, the first audio accessory device based on the determined status identification.