摘要
介绍了GSMHSCSD技术,及其与GSMphase2数据业务的异同。HSCSD作为从2G系统向3G系统演进的一种过渡方案,能灵活提供高速、多速率数据业务,具有较好的发展前景。
This paper introduces the high speed circuit switched data service of GSM and the difference between HSCSD and the data service of GSM phase 2. As an interim techonology from 2G system to 3G system , HSCSD can achieve high and muti speed data services flexibly. In a word , HSCSD has a good prospects.
出处
《通信技术》
2002年第5X期76-77,共2页
Communications Technology
关键词
高速电路交换数据业务
承载业
务网络互联
high speed circuit switched data service(HSCSD), bearer service, interworking