Blind DOA Estimation Algorithm for Conical Conformal Array Antenna with Respect to Polarization Diversity 锥面共形阵列天线盲极化DOA估计算法
Development of a compact conical conformal array antenna for GPS 小型化GPS锥面共形天线阵的研制
A corrugated conical horn antenna with high-gain and low-sidelobe feeding the paraboloidal reflector antenna to reduce the cost is designed. 文中设计了一种加扼流环的圆锥喇叭来作为抛物面的馈源,实现低成本的高增益、低旁瓣的收发天线系统。
At first, 4 end fire array is composed of conical antenna, then 32 side fire array is composed of end fire array to form 128 side plane array system. 由锥形天线组成4元端射阵,然后再由端射阵组成32元边射阵,形成128元平面阵。
An asymptotic conical monopole antenna which is applicable to UWB is designed by using the equivalent charge distribution method and the Chu-harrington limit. 应用等效电荷法结合Chu-Harrington极限设计了一种渐进锥形单极天线,仿真表明这种天线具有良好的超宽带特性,完全可以应用于UWB系统。
The Design and Simulation of a Conical Spiral Antenna 圆锥螺旋天线的设计和仿真
Dielectric resonators and a conical horn antenna were calculated by the presented methods. 采用提出的方法计算了介质谐振器和圆锥喇叭天线。
Analyses separately the design methods of cylindrical spiral antenna and conical one. Then, compares some parameters that can influence on the wideband characteristics of spiral antennas by simulation, and the design meets the antenna structure of ultra-wideband requirements. 分别论述了圆柱螺旋天线和圆锥螺旋天线的设计方法,通过仿真对影响螺旋天线宽带特性的参数进行了分析比较,设计了符合超宽带要求的天线结构。
This paper calculates precisely the current distributions along one arm of conical log spiral antenna. Based on it, a new method of designing conical log spiral antenna is presented, and the input impedances and radiant character of the antenna are also emulated. 本文精确地计算了圆锥对数螺旋天线的电流分布,在此基础上提出了设计圆锥对数螺旋天线的一种新思路,并对该天线在输入阻抗、辐射方向图等方面的特性进行了仿真。
On the basis of imput impedance of conical antenna, impedance exchange is employed in outline design to improve impedance for wide match band. 本文从对单圆锥天线输入阻抗的分析入手,讨论了一种在降低轮廓的设计中,采用阻抗变换来改善单圆锥天线的阻抗匹配,以获得尽量宽的匹配带宽的方法。
Analysis and Design of UWB Conical TEM Horn Antenna 超宽带圆锥TEM喇叭天线的分析和设计
According to requirements of engineering design, antenna efficiency and broadband impedance match network, conical antenna is defined as unit antenna after comparing the electric apparatus and element forms of cage antenna and conical antenna. 从工程设计角度出发,根据天线效率和宽带阻抗匹配网络要求,在比较笼形和锥形两种天线的电气和结构性能之后,确定锥形天线为单元天线。
The reflection characteristics of conical horn antenna are investigated by a new method which combines rigorous mode-matching approach with the multimode network theory. 本文用模匹配和多模网络相结合的方法对圆锥喇叭天线的反射特性进行了分析。
A conical spiral antenna of broad bandwidth and circular polarization in Satellite communications 一种用于卫星通信的宽带圆极化圆锥螺旋天线
The results show that this ridged conical TEM horn antenna is excellent for ultra-wide bandwidth and waveform fidelity. 结果表明它具有超宽带和波形保真性。
Analysis of Ridged Conical TEM Horn Antenna 新型圆锥加脊TEM喇叭天线的分析
Analysis of the Conical Log istic-Spiral Antenna Using MM 双臂圆锥对数螺旋天线的矩量法分析
Electronically-Tuned Small Conical Helix Antenna 电调小圆锥螺旋天线
Calculation of the directive function and the gain of concealed conical scanning antenna 隐蔽锥扫天线方向函数和增益的计算
A conical helix active receiving antenna for multi-frequency electromagnetic wave log 用于多频电磁波测井的圆锥螺旋式有源接收天线
In this paper, common broadband measurement wire antennas are developed, such as half-wave dipole antenna, biconical antenna, log-periodic antenna and conical log-spiral antenna. 本文主要针对常用电磁兼容宽带测量线天线研究,典型代表有半波振子天线、双锥天线、对数周期天线、圆锥对数螺旋天线。
The helicone which is composed of a helical antenna and a conical horn can reduce the sidelobe of the helical antenna. The mutual coupling between two helicones is less than that between two helical antennas when they used as units of an array antenna. 有研究指出,螺旋天线和圆锥喇叭相结合构成的螺旋-圆锥喇叭天线,可以有效地降低螺旋天线的副瓣电平,该天线在用作阵列天线的单元时,能够有效减小互耦。
The conical scanning antenna system using sequential comparison lobing can not to be able to satisfy the request of tracking hyper-velocity vehicle. 采用顺序比较波瓣法的圆锥扫描天线体制已经不能满足跟踪高速飞行器的要求。