发明名称 |
Collision avoidance methods and apparatus for intercommunication systems |
摘要 |
A collision avoidance method for subscribers to fight for a right to speak of a multi-party conversation in a digital intercommunication system includes: sending a frame of instructions from the transmitting subscriber to the receiving subscribers for declaring a beginning of a fight for phase; in a subset of frame moments during the fight-for phase, sending maintenance information by the transmitting subscriber to the receiving subscribers; in another subset of the frame moments during the fight-for phase, broadcasting a request for the right to speak by the receiving subscribers intending to obtain the right to speak in turn, the fight-for phase not closing until at least one of the receiving subscribers sends out a request message; hearing the request message, ceasing fighting for the right to speak by the other receiving subscribers; and the receiving subscriber obtaining the right to speak as a new transmitting subscriber and beginning to speak. |
申请公布号 |
US8576871(B2) |
申请公布日期 |
2013.11.05 |
申请号 |
US20080971180 |
申请日期 |
2008.01.08 |
申请人 |
DENG HONGCHAO;LIN JINGDONG;SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD. |
发明人 |
DENG HONGCHAO;LIN JINGDONG |
分类号 |
H04B7/212;H04J3/16;H04J4/00;H04L12/16;H04W4/06;H04W68/00;H04W74/00 |
主分类号 |
H04B7/212 |
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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