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本文从固定卫星业务、移动卫星业务和广播卫星业务三个方面介绍了卫星通信的进展;简介了国内发展情况;着重描述了卫星通信技术的发展趋势.文中指出:固定卫星业务受到光纤通信发展的剧烈冲击,移动业务及广播业务是发挥卫星通信潜力的广阔领域。推动这三大业务发展的决定性因素是努力降低成本和开拓新的应用领域.
This article introduces the progress of satellite communication from three aspects: fixed satellite service, mobile satellite service and broadcast satellite service, briefly introduces the domestic development situation, and describes the development trend of satellite communication technology emphatically.The paper points out that the fixed satellite service is subject to the development of optical fiber communication Vigorous shocks, mobile services and broadcasting services are a vast area for harnessing the potential of satellite communications. The decisive factor driving the development of these three businesses is efforts to reduce costs and open up new fields of application.