Sony patents method for devices to check wireless link quality
Sony has filed a patent for a communication device that uses multiple wireless links to transmit data. The system sends specific signals to check the condition of these links and triggers other devices to report on their own connection quality.
In the filing’s own words
A communication device for observing a channel state in a plurality of links is provided. A communication device that performs wireless communication using a plurality of links includes a first transmission unit that transmits a first signal including information regarding start of observation of a channel state in part of the plurality of links, and a second transmission unit that transmits a second signal inducing a signal including information regarding observation of a channel state in one or more links among the plurality of links. The first signal includes information regarding a link for performing the observation and information regarding a third signal for another communication device to observe a channel state.
What exactly they claim (claim 1)
1. A communication device that performs wireless communication using a plurality of links, the communication device comprising: a first transmission unit that transmits a first signal including information regarding start of observation of a channel state in part of the plurality of links; and a second transmission unit that transmits a second signal inducing a signal including information regarding observation of a channel state in one or more links among the plurality of links.
Facts
- Company
- Sony (Sony Group Corporation)
- Official title
- COMMUNICATION DEVICE AND COMMUNICATION METHOD
- Publication number
- US20260304526A1
- Application number
- 19710382
- Filed
- Jun 17, 2026
- Published
- Oct 1, 2026
- Inventors
- 2
- Claims
- 1
Classified under
H04W 76/15 Electricity & electronicsH04B 7/0626 Electricity & electronicsMore from Sony in Networks & wireless
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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.