Control of aperiodic signaling of SRS for wireless systems
US11381424B2 · kind B2 · utility
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Key dates
| Filing date | Sep 29, 2017 |
| Grant date | Jul 5, 2022 |
| Priority date | — |
| Expiry date | Feb 28, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L5/001
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A wireless device, network node and methods are provided. The network node includes processing circuitry configured to configure an aperiodic sounding reference signal, A-SRS, switching trigger, and transmit the configured A-SRS 5 switching trigger to a wireless device. The A-SRS switching trigger is one of: a downlink control information, DCI, of a predetermined DCI format and a DCI of another predetermined DCI format for group switching. In one embodiment, the predetermined DCI format is one of 2, 2A and 3, and the other predetermined DCI format for group switching is 1A.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.