论文部分内容阅读
日本飞机商社的ITC航空航天公司,和三菱商事、三井物产公司就卫星应用的移动通信业务企业化共同磋商,已取得一致意见,预计1992年春天在技术上和经济上有所突破。在系统开发上,由于得到美国通信卫星公司的技术援助,相互间开始了协商。在通信卫星公司的协助下,日本将进行移动体定位和通信实验。 3家商社的一致意见是利用Ku波段之外的频带的移动卫星通信系
ITC Aerospace Corporation of Japan Aircraft Corporation, and Mitsubishi Corporation and Mitsui & Co., Ltd. jointly discussed the commercialization of mobile communication services for satellite applications. They have reached consensus and expect a technical and economic breakthrough in the spring of 1992. In terms of system development, negotiations began with each other as a result of technical assistance from U.S. Communications Satellite Corporation. With the assistance of Communication Satellite Corporation, Japan will conduct mobile positioning and communication experiments. The consensus of the three trading companies is to use the mobile satellite communication system outside the Ku band.