And the repeater antenna is an important part of the repeater system, which has a direct affect on coverage and signal quality.
而直放站天线是直放站的重要组成部分，直接影响到直放站的覆盖范围和信号质量。
Fractal antenna also has a certain visual effect in appearance, and it has played a role in both the antenna and decoration, generally applied in indoor coverage.
分形天线在外观上也具有一定的视觉效应，既发挥了天线的作用，又起到装饰的作用，一般用在室内覆盖技术中。
The invention discloses a wideband omnidirectional ceiling antenna which is used for finishing the indoor signal coverage of a mobile communication system.
本发明公开一种宽频全向吸顶天线，包括：用于完成移动通信系统信号的室内覆盖，包括：金属底板；
This part mainly includes the choice of signal source, antenna, network framework, and the allocation of logical cell, implements the effective network coverage of the underground tunnel.
该部分主要涉及信源、天线、组网方案的选择，以及逻辑小区的划分，实现对地下隧道的有效覆盖。
When used in combination with a planar phase array antenna, the lens makes it possible for the single planar phased array antenna to achieve the capability of beam scanning for hemispherical coverage.
当这种透镜与平面相控阵天线组合使用时，则可使单个平面相控阵天线波束获得半球空域的扫描能力。
The effects of various feeds on antenna gain in coverage area are compared so that the advantage of the cross septum feed is confirmed further.
比较了不同种类馈源对天线覆盖区增益的影响，从而进一步证明了十字膜片馈源的优点。
The dissertation collate and study the source selection, antenna pattern of distribution involved in tunnel coverage, put forward different solutions to the typical length of the tunnel.
本文对隧道覆盖中涉及的信号源选择、天馈线分布方式选择进行了系统的归纳和研究，提出了不同长度隧道的典型解决方案。
The invention provides an improved system for cellular radio coverage and an antenna for such a system.
本发明提供改进了蜂窝无线电覆盖的系统和用于该系统的天线。
The invention discloses an ultra-wideband omnidirectional ceiling antenna which is used for finishing the indoor signal coverage of a mobile communication system.
本发明公开一种超宽带全向吸顶天线，包括：用于完成移动通信系统信 号的室内覆盖，包括：金属底板；
Our expanded portfolio is as broad and deep as any in the industry, ranging from Antenna Systems to Base Station Systems to Coverage Systems.
我们不断扩展的产品组合涵盖了从天线系统到基站系统到覆盖系统的广泛范围，在深度和广度上可与业界中任何一家公司相媲美。
Our expanded portfolio is as broad and deep as any in the industry, ranging from Antenna Systems to Base Station Systems to Coverage Systems.
我们不断扩展的产品组合涵盖了从天线系统到基站系统到覆盖系统的广泛范围，在深度和广度上可与业界中任何一家公司相媲美。
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