Btw, FYI, ads-b system uses Globalstar, and not until 2015,

来源: bi-elliptic 于 2014-03-31 00:34:41 [] [旧帖] [给我悄悄话] 阅读数 : (154 bytes)
本帖于 2014-03-31 17:50:53 时间, 由普通用户 猪钢鬃 编辑
回答: If you care, here is the reason... 由 bi-elliptic 于 2014-03-31 00:04:59

Globalstar won't have its next gen satellites to cover most of the world. Iridium has better coverages, but looks like it lost the contract to Globalstar.

请您先登陆，再发跟帖！