Random access preambles in wireless communication
US12191980B2 · kind B2 · utility
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2References
16Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 16, 2021 |
| Grant date | Jan 7, 2025 |
| Priority date | — |
| Expiry date | Aug 2, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W74/0833
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Methods, systems, and devices for generating preamble sequences where several Zadoff-Chu (ZC) sequences are generated based on multiple roots and multiple cyclic shifts per root and combined to generate the preamble sequences. Some embodiments may be used in wireless communication embodiments in which large propagation delays and/or Doppler movement are expected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.