US Patent No. 10,694,553

CONNECTION METHOD OF COMMUNICATION DEVICE AND THE COMMUNICATION DEVICE


Patent No. 10,694,553
Issue Date June 23, 2020
Title Connection Method Of Communication Device And The Communication Device
Inventorship Masakazu Shirai, Toyohashi (JP)
Assignee YAMAHA CORPORATION, Hamamatsu-shi (JP)

Claim of US Patent No. 10,694,553

1. A connection method of communicating a new audio device with a communication system, the method comprising:constructing the communication system, which includes an external access point of a wireless LAN (Local Area Network) connected to a wired LAN and a plurality of audio devices each including a wireless LAN access point function and a wireless LAN child device function, at least one of the plurality of audio devices being a highest-level communication device, by:
connecting one audio device that is the highest-level communication device, among the plurality of audio devices, to the external access point via the wired LAN; and
connecting another audio device, among the plurality of audio devices, to an access point of the one audio device;
connecting the new audio device to an access point of the another audio device;
acquiring, from the access point of the another audio device, system information of the communication system including a connection form of the plurality of audio devices; and
automatically changing a connection destination of the new audio device from the access point of the another audio device to the external access point based on the acquired system information, wherein the new audio device:
activates its own access point as a stand-alone access point;
connects to a controller, after the controller cancels the connection of the new device to the external access point;
receives, from the controller, connection information for connecting to the external access point;
deactivates the stand-alone access point; and
connects to the external access point using the received connection information.