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找到约 658 项符合 RAdio-frequency 的查询结果

书籍 Propagation Handbook for Wireless Communication

Wireless means different things to different people. For this book, it refers to the radio systems that provide point-to-point, point-to-multipoint, and Earth-space communications over transmission links that propagate outside buildings through the lower atmosphere. Wireless systems are being built ...
https://www.eeworm.com/dl/522071.html
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书籍 Radio_Frequency_Modulation_Made_Easy

By inventing the wireless transmitter or radio in 1897, the Italian physicist Tomaso Guglielmo Marconi added a new dimension to the world of communications. This enabled the transmission of the human voice through space without wires. For this epoch-making invention, this illustrious scientist was h ...
https://www.eeworm.com/dl/522085.html
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书籍 Radio+Protocols+for+LTE+and+LTE-A

It was only a few years ago that “ubiquitous connectivity” was recognized as the future of wireless communication systems. In the era of ubiquitous connectivity, it was expected that the broadband mobile Internet experience would be pervasive, and seamless connectivity on a global scale would be n ...
https://www.eeworm.com/dl/522086.html
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书籍 Radio+Resource+Management

Wireless communications and networking technology are advancing at a very rapid pace. Newer technologies and standards are evolving to serve the ever-increasing num- ber of users demanding different types of mobile applications and services. Research and development activities on wireless technology ...
https://www.eeworm.com/dl/522088.html
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书籍 Radio+Resource+Management+Strategies

It is more than a decade since GSM was first commercially available. After some unexpected delay, it seems that finally UMTS is here to stay as a 3G system standardised by 3GPP, at least for another ten years. UMTS will enable multi-service, multi-rate and flexible IP native-based mobile technologie ...
https://www.eeworm.com/dl/522089.html
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书籍 Reconfigurable+Mobile+Radio+Systems

Digital mobile wireless communication and the Internet have undergone a fantastic growth in the last few years and, despite originating from two different worlds, they are converging. This convergence corresponds to the evolution of mobile systems towards the highest broadband data transmissions (GS ...
https://www.eeworm.com/dl/522093.html
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书籍 SAE and the Evolved Packet Core

The outcome of the 3GPP SAE (system architecture evolution) technical study and specification work is a set of standards that specifies the evolution of the packet core network for GSM/GPRS and WCDMA/HSPA to an all-IP architec- ture and enables a feature-rich ‘common packet core’ for radio accesse ...
https://www.eeworm.com/dl/522103.html
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书籍 Satellite and Terrestrial Radio Positioning

Reliable and accurate positioning and navigation is critical for a diverse set of emerging applications calling for advanced signal-processing techniques. This book provides an overview of some of the most recent research results in the field of signal processing for positioning and navigation, addr ...
https://www.eeworm.com/dl/522104.html
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书籍 Satellite Communications Systems

The book is written for those concerned with the design and performance of satellite communications systems employed in fixed point-to-point, broadcasting, mobile, radio- navigation,data-relay,computercommunications,andrelatedsatellite-basedapplications.The recentrapidgrowthinsatellitecommunications ...
https://www.eeworm.com/dl/522105.html
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书籍 SC-FDMA+for+Mobile+Communications

The single-carrier frequency division multiple access (SC-FDMA) system is a well-known system that has recently become a preferred choice for mobile uplink channels. This is attributed to its advantages such as the low peak-to-average power ratio (PAPR) and the use of frequency domain equalizers. Lo ...
https://www.eeworm.com/dl/522106.html
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