这种安全、高容量、抗阻塞的无线（非卫星）系统通过数字数据以及话音通信使战场用户互连。

The secure, high-capacity, jam-resistant wireless (non-satellite) system connects users with both digital data and voice communications.

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另外，通用动力公司在联合战术无线电系统(JTRS)计划下，正在通过无线电开发用于未来的MUOS用户进入终端波形软件库。

Additionally, General Dynamics is developing the MUOS User Entry Terminal Waveform software library for future use by radios being developed under the Joint Tactical radio System (JTRS) program.

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其他的室内定位系统尝试通过使用无线电，超声波或者红外信号来给用户定位。

Other indoor positioning systems try to find a user's position using radio, ultrasound or infrared signals.

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