发明公开
- 专利标题: SCHEDULER WITH FAIRNESS CONTROL AND QUALITY OF SERVICE SUPPORT
- 专利标题(中): 公平控制和服务支持的传输质量控制
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申请号: EP02775030.6申请日: 2002-09-26
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公开(公告)号: EP1446924A1公开(公告)日: 2004-08-18
- 发明人: AU, Kelvin, Kar-Kin , SENARATH, Gamini , CHEONG, Yoon, Chae , HUANG, Wei
- 申请人: Nortel Networks Limited
- 申请人地址: 2351 Boulevard Alfred-Nobel St. Laurent,Quebec H4S 2A9 CA
- 专利权人: Nortel Networks Limited
- 当前专利权人: Nortel Networks Limited
- 当前专利权人地址: 2351 Boulevard Alfred-Nobel St. Laurent,Quebec H4S 2A9 CA
- 代理机构: Loisel, Bertrand
- 优先权: US50091 20011116
- 国际公布: WO2003043273 20030522
- 主分类号: H04L12/56
- IPC分类号: H04L12/56
摘要:
The present invention provides a scheduler capable of maximizing aggregate throughput while achieving controlled amount of fairness among users and meeting Quality of Service (QoS) requirements. The scheduler is configured to select the next unit of data to transmit from multiple queues associated with access terminals waiting to receive the data. For each access terminal, a weighting factor is calculated based on a temporal fading factor, a throughput fairness factor, and a delay QoS factor. The unit selected for transmission corresponds to the access terminal having the greatest overall weighting factor. The process repeats for each unit being transmitted.
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