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词汇 Point to multipoint
分类 英语词汇 英语翻译词典
释义

Point to multipoint

中文百科

点对多点通信 Point-to-multipoint communication

（重定向自Point to multipoint）

点对多点通信，是通信领域的术语，指的是通过一种特定的一对多的连接类型的通信，从单一位置到多个位置提供多个信道。点对多经常缩写为P2MP、PTMP或者PMP。

最典型的点对多通信应用是无线上网和通过千兆赫无线电频率的网络电话。点对多点系统已经被设计为单、双向皆可的系统。一个天线或天线阵对多个接收天线广播且系统是时分复用的就允许反向信道通信。

英语百科

Point-to-multipoint communication 点对多点通信

（重定向自Point to multipoint）
A CableFree Point to Multipoint Radio base station installed for a Wireless Internet Service Provider (WISP) in Rotterdam, The Netherlands. The CableFree Radio Base station has 4 radio interfaces each connected to a separate Sector Antenna, each providing 90 degrees coverage of the city for a full 360 degrees coverage.Within 5-20km of this base station, Subscriber Units (CPEs) with high gain directional antennas are installed on sites which can then connect to the Base Station to receive broadband data connections of typically 10-200Mbit/s capacity.

In telecommunications, point-to-multipoint communication is communication which is accomplished via a distinct type of one-to-many connection, providing multiple paths from a single location to multiple locations.

Point-to-multipoint is often abbreviated as P2MP, PTMP, or PMP.
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