This wireless technology relies upon an extensive network of fixed antennas, or base stations, relaying information with radiofrequency (RF) signals.
这种无线技术依靠使用射频(RF)信号传递信息的固定天线(即基台)的广泛网络。
A common concern about base station and local wireless network antennas relates to the possible long-term health effects that whole-body exposure to the RF signals may have.
基台和无线局域网络天线方面通常令人关注的一个问题涉及整个人体接触射频信号可造成的长期健康影响。
The network USES a secure RF link, protected through exportable encryption for joint and coalition operations.
该网络使用安全RF链路,通过出口加密保护联合作战行动。
Now GMRC is creating a cellular network emulator for testing mobile RF device, baseband and IP data traffic flows.
现在GMRC正在构建一个模拟蜂窝网络,用于测试移动射频设备、基带及IP数据流。
Wireless RF injection through physical layer is the basis for higher layer network countermeasure.
通过物理层进行无线射频注入是实现更高层次网络对抗的基础。
The purpose of this paper is to design a WCDMA RF optical module, which can fulfill the need of WCDMA fiber optic repeater and realize the coverage of WCDMA network.
本论文的研究目的就是设计一种WCDMA射频光模块,以满足WCDMA光纤直放站的设计需求,实现通信网络的覆盖。
When measuring the RF&MW devices, applying error correction to the vector network analyzer, and executing the full two-port calibration, the systematic errors can be removed completely.
用矢量网络分析仪进行射频和微波元器件的测量时,配合网络分析仪的误差修正技术,进行全二端口校准,能彻底地消除系统误差。
The power circuit is composed of following circuits: RF oscillator, RF power amplifier, DC supply power circuit, protection circuit and matching network.
电源电路包括:射频信号发生电路、射频功率放大电路、直流供电电路和附加保护电路,以及与激光头的匹配网络。
The RF-7800I essentially creates a vehicular command and control center by unifying the operation of technologies that connect the crew to the broader battlefield network.
RF-7800I通过统一连接车辆和战场网络的技术操作,创立了车辆指挥和控制中心。
Typical RF & uW instruments: signal generators, spectrum analyzers, network analyzers, power meters, receivers and so on;
典型的射频微波类测试仪表:信号源、频谱分析仪、网络分析仪、功率计、接收机等等;
Antenna power Input an FCC term for the RF peak or RMS power supplied to the antenna from its associated transmission line and matching network.
天线功率输入FCC术语,由天线相关发射线路及匹配网络提供给天线的射频峰值功率或均方根功率。
RF optimization adjusts some air interface parameters to achieve WCDMA network performance upgrade, efficiently utilize network resource.
射频优化是通过调整WCDMA空中接口参数,提高网络的各方面性能,确保网络资源的有效利用。
In detail, the author narrates the function and working elements of network card, and the signal processing from baseband to IF to RF, also the protocol process of medium access control (MAC) layer.
详细讲述了网卡的功能构成、工作原理、从射频到中频到基带的信号处理过程、以及媒体访问控制层(MAC)协议处理方法等。
Because of its advantages of extensive coverage, no new line, forever connection and no RF electromagnetic pollution, PLC (Power line Communication) is the first choice for constructing Home Network.
电力网由于覆盖广泛,无需重新布线,永久连接,不存在射频电磁污染等优点,成为构建智能家居网络的首先物理媒介。
Choosing the Best ESD network for the RF Circuit and...
半导体器件与集成电路抗静电放电(esd)。
Choosing the Best ESD network for the RF Circuit and...
半导体器件与集成电路抗静电放电(esd)。
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