Project on Adaptive Array Antennas based on Software Radio

在本研究中，对软件无线电进行了以下三个方面的研究。首先，根据环境和应用程序编写软件，实现全能自适应理论。其次，以“全能自适应”的观点为基础，以全自适应天线等无线通信系统的软件控制作为系统设计的基本理论，系统地阐述了通信理论、信号处理理论和时空学习理论。第三，对系统的研究、设计和分析进行了实验评价。具体而言，(1)软件无线电系统的建模。(2)验证软件和硬件之间的兼容性和平衡性。(3)软件无线电所针对的信道环境和通信系统建模。(4)基于自适应阵列天线的时空接收机自适应信道编码和自适应算法设计。(5)采用自适应阵列天线设计环境学习算法，提高了自适应阵列天线在空间和时间域的信号处理能力。(6)软件无线电CDMA蜂窝系统频率效率改进方法设计。(7)宽带自适应阵列天线设计及关键技术，以期应用于多媒体CDMA移动通信系统。(8)利用软件无线电自适应能力的环境学习算法的设计与性能评价。(9)以自适应阵列天线为中心，有效实现自适应环境能力的合成方法设计。（10）通过理论分析算法和组合方法进行性能评价，以期应用于多媒体CDMA移动通信系统。（11）针对多种移动通信标准的多模收发器组成方法设计及性能评价。（12）自适应阵列天线实验系统的制作。（13）软件无线电自适应阵列天线实验性能评价。少

In this research, the following three studies were done for the software radio.First, almighty and adaptive theory by programming software accoring to environment and application. Sec- ondarily, as the basic theory of system design based on the viewpoint "almighty and adaptive" by the software control for wireless communication system including almighty and adaptive antenna, communication theory, signal processing and learning theory in spatial and temporal domain are systematized. Thirdly, study, system design and analysis were done for experimental evaluation of the realization. Concretely, (1) Modeling of the software radio system. (2) Verification of compatibility and balance between software and hardware. (3) Modeling of channel environment and communication system that the software radio targets. (4) Design of adaptive channel coding and adaptive algorithm for spatial and temporal receiver with adaptive array antenna. (5) Design of environmental learing algorithm to use adaptive … More signal prosessing ability in space and time domain with adaptive array antenna. (6) Design of frequency efficiency improvement method of CDMA cellular system for software radio. (7) Design of wide-bannd adaptive array antenna and the key technology with a view to apply to multimedia CDMA mobile comminicatiom system. (8) Design and perfomance evaluation of environmental learning algorithm tu use adaptive ability of software radio. (9) Design of composition method with adaptive array antenna as center that effectively achieves adaptive environment ability. (10) performance evaluation by theoritical analysis of algorithm and composition method with a view to apply to multimedia CDMA mobile comminication system. (11) Design of composition method and performance evaluation of multimode transmitter and receiver for multi mobile communication standards. (12) Making of experiment system of adaptive array antenna. (13) experimental performance evaluation of adaptive arraya antenna for software radio. Less