Remote radio unit (RRU) and base band unit (BBU)
US9112758B2 · kind B2 · utility
24Cited by
1References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 1, 2011 |
| Grant date | Aug 18, 2015 |
| Priority date | — |
| Expiry date | Oct 1, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L27/2647
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A remote radio unit (RRU) in a radio base station system can include a cyclic prefix (CP) module having a CP adder for downlink channel processing includes a CP remover for uplink channel processing. The RRU can be configured to communicate with a base band unit (BBU) via a physical communication link and communicate with a wireless mobile device via an air interface. The BBU can be configured for media access control (MAC) layer processing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.