Nokia's device is somewhat less ambitious and is made possible thanks to a wide-band antenna and two very simple circuits.
诺基亚的这款手机倒没那种雄心豪情，它是采用宽带天线及两个非常简单的电路来达到目的的。
Follow these simple plans to build a multiband shortwave antenna and be on your way to world band radio excitement!
按照这些简单的计划，以建立一个多波段短波天线，并在您的方式为世界的波段收音机兴奋！
The elliptical planar monopole antenna has the advantages of simple structure, wide band and relatively simple feed, so it can meet the demands of wide-band and high-gain at the same time.
椭圆形平板天线有结构简单、频带宽、馈电相对简单等优点，可以满足小型化天线同时具有宽频带和高增益的要求。
The aperture field distribution of the ring focus antenna is reviewed in view of the energy conservation law, and the simple formula for calculating its radiation pattern is deduced.
该文从能量守恒观点出发，讨论了副面为椭圆的环焦天线的口径场分布，并导出了计算其方向图的简单表达式。
Concerning the problem of application, the author suggests to use the simple LP antenna in the techniques of CATV, and a practical design for the receiving antenna covering all VHF TV channels.
建议把结构简单的对数周期天线，用于CAT V技术，并给出VHF全频道电视接收天线的实例。
Based on the theoretic analysis, a study is made on broadband and dual-polarized microstrip planar array antennas and a mode of simple structure with good antenna performance is proposed.
在基本原理讨论的基础上，本文重点研究了宽带双极化微带平面阵天线，提出了一种结构简单性能较为良好的天线形式。
The simple formulae of fast calculating aperture antenna directivity and gain are derived using antenna beamwidths. Applied range of these formulae are analyzed and discussed.
导出了用天线方向图的半功率波束宽度快速计算口径天线方向性系数和增益的简单表达式，分析讨论了这些公式的应用范围。
The structure of antenna is simple for manufacture.
天线结构简单、易于制造。
One is composed of two high-order mode microstrip antennas and a simple four-arm spiral antenna, which could satisfy with different radiation demands of transmitter and receiver.
一种是采用两个高次模天线分别实现中频和高频性能要求，而采用简单的四臂螺旋天线实现低频要求。
The antenna features small size, simple and compact structure. Meanwhile it is inexpensive and has practical significance.
设计的天线结构简单、尺寸紧凑，价格低，具有很高的实用价值。
This article introduced a simple method to solve this problem which is suit to different forms satellite receiver antenna.
所介绍的方位角和仰角的定位方法使用简单、有效，适用于多种结构的卫星接收天线。
The flexible cable net deployable antenna have a simple structure and distinct working theory, so it is the ideal structure form of large satellite antenna at present.
周边桁架可展开天线结构形势简明，工作原理清晰，是目前大型卫星天线理想的结构形式。
As an accessory, we recommend the heavy tripod for safe installation and simple change in polarization of the antenna.
推荐使用重型三脚架，方便安装，简单调整天线方向改变天线极化方向。
Plasma reflector antenna technology is a new application in plasma antenna, which provides a simple way for microwave beam steering.
等离子体反射面天线是等离子体天线技术中一种新的应用方向，它能以简便的方式实现波束的快速扫描。
The antenna has the advantages of simple and compact structure, high performance, easy manufacture and convenient installation and use.
这种天线具有结构简单紧凑和高性能的优点，且易于制造和方便安装使用。
The all-directional antenna of the invention adopts a low-profile structure, and has good stability, simple preparation process, low cost, extremely high practical value and wide market prospect.
本发明全向天线采用低剖面的结构，稳定性好，且制作工艺简单，成本低，有很高的实用价值和广阔的市场前景。
Waveguide slot antenna is firm, but the cost is too high. The microstrip antenna is light, its cost is low and it is simple to fabricate, so it is a prior consideration at much time.
波导缝隙天线比较结实，但是成本太高，微带天线则重量轻、成本低、易于制造，因此很多时候优先考虑。
A simple angular method of laser antenna is presented to meet the needs of the ship laser multi-ring detection and multi-ring compensation techniques of automatic following targets.
为了满足船舶激光多环检测和自动跟踪目标多环补偿技术匹配天线的需要，用简便的角量法设计了激光天线。
This antenna is simple in structure and small in size, and can be conveniently integrated in various mobile communication systems.
该天线结构简单，尺寸小，便于集成在多种移动通信系统中。
The comparator and the antenna array are located on the same layer resulting in the advantages of being simple, compact, easy manufacturing and low cost.
和差网络和天线阵处于同一平面，因而具有结构紧凑、简单，加工方便和成本低的优点。
At millimeter-wave band, Fresnel Zone Plate (FZP) antenna has the advantages of simple structure, planar configuration and low cost, while giving performance comparable to the parabolic antenna.
在毫米波波段，菲涅尔区相位修正平面（FZP）天线以轴向尺寸小、平面化结构、加工简单的优点，可以作为传统反射面天线的替代天线。
That type of antenna has the advantages of simple structure and high efficiency.
这类天线的优点是结构简单，效率高。
In this paper, a simple and practical electrically small planar unipole antenna is presented, and the dependences of input impedance on dimension of the antenna and frequency are investigated.
本文提出一种简单而实用的平面结构的单极子电小天线，研究输入阻抗随天线外形尺寸和频率的变化规律。
The SBR method is so simple in concept that there is virtually no restrication on the shape or place of the scanning antenna.
射线法简单而有效，对任何形状和位置的反射面皆适用。
The wideband monopole antenna with parasitic monopoles is a kind of simple-structure and easy-feed wideband antenna.
本课题所研究的带寄生单元极子宽带天线是一种天线结构和馈电都很简单的宽带天线。
In this paper, a simple and convenient method for minute features analysissing of performance parameter of the antenna and cable system is presented.
本文给出了一种简便的天馈系统性能参数的细微特征分析方法。
A novel simple H-shaped printed planar antenna is designed.
设计了一种结构简单的H形双面印刷超宽带单极子天线。
The invention solves the problems of larger size and more complicated design of the multiple-wave beam antenna, thereby achieving the effects of compact structure and simple design.
通过本发明，解决了多波束天线体积较大且设计比较复杂的问题，进而达到了使多波束天线结构紧凑、设计简单的效果。
The antenna has a simple structure, light weight, easier design, lower cost, fit for the signal cover of the narrow and long region such as tunnel, expressway, long buildings.
该天线结构简单，重量轻、设计容易、制造成本低廉，适合隧道、高速公路、长形建筑等狭长区域的信号覆盖。
The antenna has a simple structure, light weight, easier design, lower cost, fit for the signal cover of the narrow and long region such as tunnel, expressway, long buildings.
该天线结构简单，重量轻、设计容易、制造成本低廉，适合隧道、高速公路、长形建筑等狭长区域的信号覆盖。
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