2.4G ZigBee矿井通讯效果评估测试报告.pdf

?2.4G ZigBee ?2006 ? 9 ? 14 ? ZigBee ? ?ZigBee?PER?M02?4dbi GigaAnt Titanis 2.4G? 400 ?, 2006 ? 1?: 1.0 2.4G ZigBee ?: 9/18/2006 PRS-00 ?, 2006 ? 2? A ?A1A2100m 1.5%A2A370m1.4%? B ?B1B2500m0%B1B3500m ?5%?: 1.0 2.4G ZigBee ?: 9/18/2006 PRS-00 ?, 2006 ? 3? C ?C1C4100m30%? ? M02 ? ?1.?M02?: 1.0 2.4G ZigBee ?: 9/18/2006 PRS-00 ?, 2006 ? 4?2. ?