Frequency pairing for device synchronization
US12334987B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 12, 2024 |
| Grant date | Jun 17, 2025 |
| Priority date | — |
| Expiry date | Jul 12, 2044 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L19/018
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A device may include a processor, a receiver, and a transmitter. The receiver may be configured to receive a content signal. The transmitter may be configured to transmit the content signal. The transmitter may be configured to transmit an associated inaudible signal. The content signal, the associated inaudible signal, or both, may be transmitted to one or more electronic devices. Each of the one or more electronic devices may be configured with audio interfaces. The receiver may be configured to receive a respective message from each of the one or more electronic devices. Each respective message may be based on the associated inaudible signal. Each respective message may include a respective electronic device identifier. The transmitter may be configured to transmit one of the respective messages.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.