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TETRA POSITIONING 3G PERSPECTIVE

机译:Tetra定位3G透视

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摘要

TETRA is here to stay for a long time because: 1. TETRA specific feature are not offered by 3G 2. TETR combines mobile radio, mobile telephony and three types of data service 3. Customized to the needs of each professional user sector 4. Lower network costs for many PMR applications 4.1 Small systems are more economically feasible 4.2 Large systems for low population density areas more economically feasibe with TETRA 5. Regulatory/operational faotors favoring TETRA 6. Development of TETRA Release 2 7. Access to 3G services via inter-working
机译:TETRA在这里停留很长一段时间是因为:1. 3G不提供TETRA特定功能2. TETR结合了移动无线电,移动电话和三种类型的数据服务3.满足每个专业用户部门的需求4.较低许多PMR应用的网络成本4.1小型系统在经济上更可行4.2人口稠密地区的大型系统在TETRA的支持下更加经济可行5.监管/运营支持者偏爱TETRA 6. TETRA Release 2的开发7.通过互联互通获得3G服务在职的

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