发明授权
US06359862B1 ATM network available bit rate (ABR) explicit rate flow control system
失效
ATM网络可用比特率(ABR)显式速率流量控制系统
- 专利标题: ATM network available bit rate (ABR) explicit rate flow control system
- 专利标题(中): ATM网络可用比特率(ABR)显式速率流量控制系统
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申请号: US08978178申请日: 1997-11-25
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公开(公告)号: US06359862B1公开(公告)日: 2002-03-19
- 发明人: Clark Debs Jeffries , Ken Van Vu
- 申请人: Clark Debs Jeffries , Ken Van Vu
- 主分类号: H04J324
- IPC分类号: H04J324
摘要:
A method of flow control for Available Bit Rate (ABR) sources in an Asynchronous Transfer Mode (ATM) network is implemented. An effective rate for the source is determined by an ATM switch based on a critically damped second order system. The effective rate is damped toward a share value that is based on the source queue length, a target queue length, and the actual cell rates of the connected ABR sources sending traffic through the ATM switch. The resulting feedback loop ensures that the source queue length will not exceed the target queue length.
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