...所构成的局域网络.11b协议。该技术由于有着自身的优点,在封闭性区域,有效地保障了网络的稳定性和可靠性.11b,它利用射频(Radio Frequency:速度快; WLAN)是相当便利的数据传输系统,与标准本身实际上没有关系,该频段目前尚属没用许可的无线频段,该商标仅保障使用该商...
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一种应用多重识别技术的智能安全门禁系统方案的设计[电子设计网] Key word:Radio Frequency; Identification; Digital Watermark; VC++ [gap=144]关键字:无线射频;识别;数字水印技术;VC++
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Radio Frequency Identification 射频识别 ; 射频识别技术 ; 无线射频识别 ; 技术
Radio Frequency Interference 射频干扰 ; 无线电频率干扰 ; 射频接口 ; 无线干扰
radio frequency amplifier 射频放大器 ; 射频放年夜器 ; 射频功率放大器
radio frequency heating 高频加热 ; 射频加热
radio frequency interface 射频干扰 ; 射频接口
radio frequency capture 高频捕获 ; 射频俘获 ; 高频俘获
Radio Frequency RF 射频 ; 一种利用射频 ; 无线电系统 ; 无线电频率
radio frequency sputtering 射频溅射 ; 射频溅镀 ; 射频溅射法 ; 频溅镀法
Its core is EPC and electronic tag based on Radio Frequency Identification technology.
其核心是电子产品码和基于射频识别技术的电子标签。
参考来源 - 基于物联网的EPC接口技术研究Radio frequency transceiver circuits have a very broad range of applications.
目前,射频电路存在广阔的应用市场。
参考来源 - 无线通信射频接收前端研究与设计·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
N a frequency or band of frequencies that lie in the range 10 kilohertz to 300 000 megahertz and can be used for radio communications and broadcasting 无线电频率 (Abbreviations rf, RF) → see also frequency band
N (as modifier) 无线电频率的
a radio-frequency amplifier
Many of them were using a pea-sized speaker to receive the answers over a radio frequency.
很多人借由一个豌豆大小的耳机来通过无线电频率接收答案。
Having the antenna at the bottom means less radio frequency waves are flooding the sensors.
将天线安置在底部意味着传感器会探测到最少的电磁波。
Underlying the Internet of Things are technologies such as RFID (radio frequency identification), sensors, and smartphones.
物联网背后的技术包括RFID(无线射频识别),传感器和智能手机。
Then they use radio frequency energy to heat the tissue around the catheter.
VOA: special.2010.03.02
But there is a limited amount of radio frequency spectrum available.
VOA: special.2010.03.19
Other anti-counterfeit efforts include the use of radio frequency identification tags.
VOA: special.2010.03.01
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