Directional Antennae allows the DSAS to reduce background and wind noise without the need for a bulky parabolic dish.

定向天线，让员，以减少背景与风噪声，而不需要为笨重，抛碟。

youdao

TD-LTE is the 4G standard developed for use across China, and it is now being adopted by operators across the globe. lightRadio Metro Radio houses two lightRadio cubes, fully integrated with a directional antennae, allowing it to provide the coverage normally associated with a much bulkier, heavier remote radio unit linked to an external antenna via an RF coaxial cable.

ENGADGET: Alcatel-Lucent's latest lightRadio development aims to spread TD-LTE across China