摘要
根据工作实践,从应用领域、传输特点、费用和售后服务四方面出发,将无线数据传输的两种主要设备数传电台与GPRS作了比较,得出数传电台在测绘行业特别是高频率数据传输中有绝对优势的结论。
According to work practices, the author commences on four aspects that are application field, transmission characteristics, cost and the after service, gets comparison on two main equipments about data transmission broadcasting station and GPRS of wireless data transmission, gets conclusion that the data transmission broadcasting station has absolute advantages in the surveying and mapping industry, especially in the high frequency data transmission.
出处
《山西建筑》
2009年第22期354-355,共2页
Shanxi Architecture
关键词
测绘行业
数据传输
数传电台
GPRS
优势
surveying and mapping industry, data transmission, data transmission broadcasting station, GPRS, advantage
