Specification for calculation of protecting distance for AC highvoltage overhead power transmission lines to shortwave radio direction finding stations and receiving stations 交流高压架空送电线对短波无线电测向电(站)和收信台(站)保护间距计算规程
Anhui athletes have advantages in the following items: Acrobatics, Health Qigong, Motorboat, Water Ski, Radio Direction Finding, Body-building, Bowling, Chinese Wrestling, Dancesport and so on. 我省在本届体育大会上比较优势的项目有:技巧、健身气功、摩托艇、滑水、无线电测向、健美、保龄球、中国式摔跤、体育舞蹈等。
The Research on the Current Situation of Radio Direction Finding Sport in Jiangsu Province 对江苏省无线电测向运动现状的分析研究
The Simulation of Radio Signal for Direction Finding System of Communication Counter-Measures 面向通信对抗测向系统的电磁信号模拟
By analysis of the intermediate frequency signals which through eight antennae and receiver channels, eight channels radio spatial spectrum direction finding system can reach the purpose of finding radio direction. 八通道无线电空间谱测向系统通过分析经过八路天线和接收机通道以后的中频信号达到确定无线电信号方向的目的。
Experimental Research on Influence on University Students 'Physiology and Psychology after Practicing Radio Direction Finding Sport 无线电测向运动对大学生身、心影响的实验研究
With the rapid development of radio communication technology, and the correspondingly growing range and density of airwaves, wireless direction finding ( DF) and location have been applied in more and more fields. 近年来,随着无线电通信技术的飞速发展和频段覆盖密度的增加,无线电测向和定位技术得到更深层次的应用。
The students will certainly improve their physiques and intelligence after practicing radio direction finding sport. Moreover, it is evident in improvement of students 'cardio-pulmonary function, speed, endurance, agility and coordination. 无线电测向运动对提高学生的体能和智力,促进学生的心肺功能、速度、耐力素质及灵敏性和协调性具有明显作用。
The Project of Regional Radio Monitoring and Direction Finding System 区域网无线电监测测向系统的总体设计
As an important branch of the signal processing domain, the array signal processing is widely applied for many areas such as radar, sonar, radio astronomy, seismology, direction finding ( DF)/ location finding, wireless communications, and tomography. 作为信号处理领域的一个重要分支,阵列信号处理被广泛的应用于雷达、声纳、射电天文学、地震学、定向/定位、无线通信以及医疗诊断等众多领域。
Through interaction and cooperation between modules, the server realizes real-time task business, customed local-task auto-execute business and customed remote-task auto-execute bussiness to meet the requirements of the radio monitors and direction finding system of the current market. 通过模块间的交互和合作实现实时监测业务、远程订制任务自执行业务、本地订制任务自执行业务,满足了目前市场上对无线电监测与测向管理系统的要求。
The factors, which influence the extension of radio direction finding in Jiangsu Vocational Colleges, are policy orientation, leadership support, teacher training, fund investment and event propagation, etc.4. 影响江苏省高职院校无线电测向运动推介的主要因素是:教育部门政策导向、学校领导重视、专业师资培训、经费投入和项目宣传等。
Spatial spectral estimation method is a new development direction of array signal process technology which satisfies perfectly the applicative requirements of radio direction finding. 空间谱估计方法作为阵列信号处理技术的一个新的发展方向,能够较好地满足无线电测向实用化的性能需求。
Secondly, based on the principle of radio direction finding, this paper designed the radio-wave monitor, and mainly discussed the monitoring range of immovable station and the choice of monitoring station receivers. 其次,利用无线电测向原理对无线电监测系统进行设计构建,并在重点考虑固定站监测覆盖范围的影响因素,以及监测站接收机的选择。
The radio direction finding is widely used in military and civilian fields and it can locate the wireless signal, track the signal, finally the azimuth information in which we are interested is obtained in real time. 无线电测向被广泛应用于军事和民用领域,能实现对无线信号定位,进而还可以进行跟踪,实时获取感兴趣目标的方位信息。
In the actual application, resolution response, precision, expansibility and real-time response have become the most important indexes to appraise the radio direction finding methods. 在实际应用中,分辨能力、精确度、可扩展性和实时性日益成为评价无线电测向方法的主要指标。
As a kind of outdoor sport, radio direction finding combines workout, knowledge, interest and national defense education together and lay equal stress on both intelligence and physical strength. 无线电测向运动作为融健身性、知识性、趣味性和国防教育性于一体,智力与体力并重的一项户外体育运动。
With the development of technology, Radio Direction Finding which was born in the beginning of the last century has constituted a systematic theory, and is widely used in military and civilian. 随着科技的发展,诞生于上世纪初的无线电测向技术,已经形成了系统的理论并广泛应用于军事和民用领域。