The PRC-343 (H4855) PRR, manufactured by SELEX Communications, provides short-range communications for frontline soldiers.

由ESLEX通信公司制造的PRC-343 (H4855) PRR，能为前线士兵提供短程通信。

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Manufacturers are looking to boost a short-range communication system called near-field communications (NFC) in phones.

手机生产商希望在手机中推广名为近场通讯(NFC)的短距离通讯系统。

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As one of the transmission media for short range indoor wireless data communications, Infrared (ir) medium has the features of low cost and low power consumption.

红外线作为室内通信无线传输媒质，具有低成本、低功耗等特点。

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Nice start, but it pales next to the prospect of ZigBee, an emerging wireless standard for short-range machine to machine communications.

FORBES: The Wireless Boom That Won't Need Us

ZigBee is a protocol that works on the 802.15.4 spectrum (WiFi is also known as 802.11 for its slice of spectrum.) As a short-range, low-power protocol, ZigBee is suited for two-way communications among small devices, and can be used to build self-organizing networks of devices.

FORBES: The Wireless Boom That Won't Need Us