Ultrasonic data transmission method, apparatus and system, terminal device and medium
US11831355B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 25, 2021 |
| Grant date | Nov 28, 2023 |
| Priority date | — |
| Expiry date | Apr 5, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L19/0017
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An ultrasonic data transmission method, apparatus and system, a terminal device and a medium are provided. The method is applied to a transmitting terminal which includes at least two ultrasonic signal transmitting arrays. The method includes: a single-frequency ultrasonic coding signal of to-be-transmitted information corresponding to each ultrasonic signal transmitting array is respectively determined, ultrasonic codes of to-be-transmitted information corresponding to different ultrasonic signal transmitting arrays being different; and corresponding at least two single-frequency ultrasonic code signals are transmitted through the at least two ultrasonic signal transmitting arrays to a receiving terminal in a focusing mode, frequency bands of transmitting frequencies of different ultrasonic signal transmitting arrays being different.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.