发明名称 PACKET COMMUNICATION METHOD AND PACKET COMMUNICATION SYSTEM
摘要 <p>PROBLEM TO BE SOLVED: To provide the method and system that provides both the packet transfer service of the best effort type and the packet transfer service warranting a transfer band and a transfer delay. SOLUTION: At first lowest priority is placed onto a packet requiring quality assurance among packets generated in a connectionless packet communication network by communication terminal equipments 11-14 and the resulting packet is transmitted. A deteriorated value of packet quality on a packet relay line under the assumption that the packet with high priority placed thereon was transmitted is estimated and when it is discriminated that the estimated quality deterioration is not in excess of a predetermined threshold value, the packet with high priority placed thereon is transmitted from that point of time. It is desired that the system is provided with an admission controller 41 that has a function of estimating quality deterioration in the packet on the packet relay line between two communication terminal equipments in the communication network.</p>
申请公布号 JPH10233803(A) 申请公布日期 1998.09.02
申请号 JP19970033552 申请日期 1997.02.18
申请人 NIPPON TELEGR & TELEPH CORP <NTT> 发明人 MURAYAMA JUNICHI;AIDA MASAKI;KITATSUME HIDEO;KUKUTSU NAOYA
分类号 H04Q11/04;H04L12/801;H04L12/865;H04L12/911;(IPC1-7):H04L12/56 主分类号 H04Q11/04
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