发明名称 |
BROADCAST-INITIATED BIPARTITE FRAME MULTI-ACCESS PROTOCOLL |
摘要 |
<p>A hybrid of controlled access and random access schemes using frequency hopping spread spectrum communication techniques is implemented in an indoor digital data radio communication system between mobile stations and a computer system. A hop in the frequency hopping spread spectrum communication system is subdivided into two intervals so that different media-access protocols can be used in each interval. The protocol uses a centralized control scheme in one interval and a decentralized scheme in the other, and the intervals may be varied depending on the load of the system. <IMAGE></p> |
申请公布号 |
EP0523362(A3) |
申请公布日期 |
1995.09.27 |
申请号 |
EP19920109327 |
申请日期 |
1992.06.03 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
BANTZ, DAVID FREDERICK;CATO, ROBERT THOMAS;HUANG, CHIA-CHI |
分类号 |
H04B1/713;H04B7/26;H04J3/00;H04L5/22;H04L12/28;H04L12/407;H04L12/56;H04W74/02;H04W74/04;H04W74/08;(IPC1-7):H04L12/56;H04Q7/00 |
主分类号 |
H04B1/713 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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