https://community.element14.com/technologies/wireless/w/documents/7476/pageen-USTelligent Community 12https://community.element14.com/technologies/wireless/w/documents/7476/pageThu, 07 Oct 2021 07:35:24 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:49c654d5-d843-4bc6-986d-26ed485b5b41sophie0lovehttps://community.element14.com/technologies/wireless/w/documents/7476/page#commentsCurrent Revision posted to Documents by sophie0love on 10/7/2021 7:35:24 AM<br /> <p style="margin:0;">针对无线协作网络中共道干扰影响中继选择的问题,提出一种存在干扰的中继选择协议(RSI).该协议以最小化系统中断概率为目标,选择具有最大瞬时端到端信干比的中继节点转发源节点信息,并且在考虑直接传输时,目的节点采用选择合并策略合并直接传输和中继传输,从而充分利用空间分集增益,降低了系统的中断概率.RSI协议不需要中继节点之问交互信息,通过竞争的方式完成数据传输,节省了系统开销,具有较好的实用性.仿真结果表明,在瑞利信道中,当中继节点个数为4、中断概率为10~(-2)时,与最大最小中继选择协议相比,RSI协议能够取得约3～4 dB的信噪比增益. </p> <div class="migration-injected-attachments"><div style="font-weight:bold;margin:15px 0 5px 0;">Attachments:</div><div></div><table style="border:0;"><tbody><tr><td width="160"><span class="_se_attachment" id="attid_https://www.element14.com/community/api/core/v3/attachments/19940"><a href="https://community.element14.com/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-05/_4F535C4F517FDC7E2D4E585B2857725E7062F66584762D4EE77E0990E9624F53AE8B_.pdf">community.element14.com/.../_4F535C4F517FDC7E2D4E585B2857725E7062F66584762D4EE77E0990E9624F53AE8B_.pdf</a></span></td><td><span style="font-size:80%;">协作网络中存在干扰时的中继选择协议.pdf</span></td></tr></tbody></table></div><div style="clear:both;"></div>