- 专利标题: Systems and methods for front haul traffic processing on radio units and distributed baseband units
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申请号: US17467211申请日: 2021-09-04
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公开(公告)号: US11653283B2公开(公告)日: 2023-05-16
- 发明人: Vivek Goyal , Gopalakrishnan Perur Krishnan
- 申请人: EdgeQ, Inc.
- 申请人地址: US CA Santa Clara
- 专利权人: EdgeQ, Inc.
- 当前专利权人: EdgeQ, Inc.
- 当前专利权人地址: US CA Santa Clara
- 代理机构: North Weber & Baugh LLP
- 代理商 Michael North
- 主分类号: H04W40/02
- IPC分类号: H04W40/02 ; H04W56/00 ; H04W88/10
摘要:
Enhanced Common Packet Radio Interface (eCPRI) based Fronthaul forms the foundation for open radio access network (O-RAN). O-RAN envisages splitting the radio into two parts, a Distributed Unit (DU) and Radio Units (RU), interconnected using high speed Fronthaul links. O-RAN and eCPRI for 5G/NR place demands for high speed Fronthaul with low latency, and high network bandwidth requirements. In the present disclosure, embodiments for configurable eCPRI Fronthaul solutions are disclosed. Various hardware accelerator implementations are presented for control plane and user plane traffic. The hardware accelerator implementation may support DU and RRU functionality required by eCPRI with minimal software intervention. The configurable eCPRI Fronthaul may support different data flows and meet different performance demands of DU and RRU. Scalable architecture may be applied for the configurable eCPRI Fronthaul to allow stacking of multiple hardware accelerators via a high-speed network interconnect, and overall performance and throughput may be improved.
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