这些力量是那些迅速发展的电子与通讯公司，20世纪20年代，它们正在研发并且将电话和无线电技术联系起来。
These forces were the rapidly expanding electronics and telecommunications companies that were developing and linking telephone and wireless technologies in the 1920s.
1924年，他说服英国政府用他最新发明的短波无线电技术来建立无线电台链，环绕世界。
In 1924 he convinced the British government to encircle the world with a chain of wireless stations using the latest technology that he had devised, shortwave radio.
未来100年内人类可能不再使用无线电技术。
空气它是无线电技术传输的媒介。
And air, which is the medium for wireless communication technologies.
在无线电技术的各个领域得到了广泛的应用。
广泛应用在声学、光学和无线电技术等方面。
软件无线电技术是一种实现无线通信的新体系结构。
The software wireless technique is a new system structure which can realize wireless communication.
软件无线电技术的出现导致了无线电接收机的革新。
The software radio technology' s appearance brings the renovation of wireless receiver.
本论文对软件无线电技术的理论与实现进行了研究。
This paper research the SDR technology from theory to realization.
频谱感知技术已经成为认知无线电技术的基础和前提。
Spectrum sensing technology has become the basis and premise of Cognitive Radio technology.
多数无线电技术使用模拟信号，而现代无线远程通讯使用数字传输。
While most radio technologies have used analog signals, modern wireless telecommunications are using digital transmissions.
今年，无线电技术已有110年的历史，微处理器还没走过50年。
THE radio is 110 years old this year and the microprocessor just under 50.
软件无线电技术可以大幅度缩短新装备的研制周期，降低研制费用。
Software radio techniques can dramatically shorten the development cycle and reduce the cost of research.
基于多相滤波的正交处理器技术是软件无线电技术的重要组成部分。
The techniques of quadrature processor based on the polyphase filters are important part of software radio.
协作感知技术作为认知无线电技术的关键技术成为近些年研究的热点。
As a key technique of Cognitive Radio (CR), cooperative sensing has become a hotspot worthy of research.
在这一阶段，这两国的无线电技术的订单至少占全球新订单的一半以上。
The two accounted for no less than half the world's increase in wireless-technology subscriptions in that period.
论文首先简要论述了软件无线电技术的基本概念，体系结构和硬件基础。
Firstly, this paper discusses briefly the basic concept of the software radio, system structure and foundation of hardware.
毕竟人类已经在渐渐的使用光纤技术(来取代上文中提到的无线电技术)。
Humans are, after all, increasingly using fibre optics to talk to each other.
软件无线电技术为解决上述问题提供了一个可行的方法，成为人们研究的热点。
Software radio technology offers a feasible method to solve this problem so as to become a focus of research.
在第一阶段，传播与媒介政策主要涉及的对象是新兴的电报、电话和无线电技术。
In Phase I, communications and media policy primarily referred to the emerging technologies of telegraph, telephony and wireless.
目前，软件无线电技术已成为无线电通信领域，特别是军用无线电通信领域的技术热点。
Nowadays, the software radio has become a technique hot spot in the radio com-munication field, especially in the military radio communication field.
作为空间军事行动及联合作战的基础和关键前提，空间信息获取离不开先进的无线电技术。
As a key precondition of space military action and joint operations, space information acquisition needs advanced radio techniques.
随着无线电技术的广泛应用和无线电业务的逐渐普及，对无线电频率资源的需求与日俱增。
With the extensive use of radio technology and the increasingly popular radio business, the increasing demands on the radio frequency resources.
软件无线电技术是在通用的开放式无线电平台上，通过安装不同的软件来完成各种通信功能。
Software radio technology realizes various communication functions through installing different software on a universal open radio platform.
为了较好地解决软件无线电技术应用中任意采样率转换的问题，本文引入了时变cic滤波器。
To solve arbitrary sampling rate conversion problem in software radio system, this paper presents a time-varying CIC filter.
文章提出了采用最小频移键控(M SK)技术与调频超短波无线电技术相结合传输信号的方法。
This paper puts forward the signals transmission method combining the MSK technique with the radio technique of frequency modulated ultra short waves.
采用软件无线电技术的雷达导引头具有结构简单、可靠性高、易于维护升级、抗干扰性能强等优点。
The active seeker with software radio techniques has the merits of simple structure, high reliability, easy upgrade, easy maintenance and good anti-jamming capability.
采用软件无线电技术的雷达导引头具有结构简单、可靠性高、易于维护升级、抗干扰性能强等优点。
The active seeker with software radio techniques has the merits of simple structure, high reliability, easy upgrade, easy maintenance and good anti-jamming capability.
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