发明名称 RADIO FREQUENCY BROADCASTING SYSTEMS AND METHODS USING TWO GEOSYNCHRONOUS SATELLITES
摘要 High quality audio broadcasts at radio frequencies to mobile receivers at or near the earth's surface are provided by substantially simultaneous transmission of the same signal from two geosynchronous, spatially-separated satellites (#1 and #2) on the geosynchronous orbit which virtually eliminates multipath fading and foliage attenuation and thereby permits the use of a low-cost space segment.
申请公布号 CA2103815(C) 申请公布日期 1995.03.14
申请号 CA19922103815 申请日期 1992.06.18
申请人 CD RADIO INC. 发明人 BRISKMAN, ROBERT D.
分类号 H04B7/15;H04B7/06;H04B7/08;H04B7/185;H04B7/19;H04H40/90;H04L27/00;(IPC1-7):H04H3/00 主分类号 H04B7/15
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