The system has been designed to have an extremely low latency which allows it to be operated via a helmet mounted display (HMD) using a head tracker.

该系统设计有一个非常低的延迟，使其能够通过一个头盔显示器（HMD）使用头部跟踪。

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Tanagram also hopes to have the server and client system operational as early as Q2 2011 as well as an open-source head-mounted display (HMD) client by the end of next year.

Tanagram还希望最早在2011年第二季度让服务器和客户端系统具有可操作性，并且在明年年底推出一个开源的头戴显示屏客户端。

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The location of head mounted display (HMD) is the essential crucial process of augmented reality system, it's veracity determines the precision of three dimension registration.

头盔显示器(HMD)定位是扩展现实系统应用中必不可少的关键过程，其定位的准确程度直接决定了三维注册的精度。

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