...频通信电子电路: high-frequency communication circuits 高频通信系统: Modernised High Frequency Communications System 高频通信工程: high frequency communication engineering ..
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提供了一种实现改进残留频率误差和相位噪声估算的、适合于在高频通信系统中使用的单载波调制方案。
A single carrier modulation scheme suitable for use in high frequency communication systems is provided that achieves improved residual frequency error and phase noise estimation.
Harris公司将提供Falcon II RF - 5800 H长途高频(HF)无线电系统，具有超视距地面通信能力。
Harris will supply Falcon II RF-5800H high-frequency (HF) radio systems for long-haul, beyond line-of-sight terrestrial communications.
游艇配有雷达导航系统、高频通信设备，冰箱、酒柜等一应俱全。
The yacht is equipped with radar navigation systems, high frequency communications equipment, refrigerators, wine cooler, etc.
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