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Cognitive radio is viewed as a novel approach for improving the utilization of a precious natural resource: the radio electromagnetic spectrum. The cognitive radio, built on a software-defined radio, is defined as an int...

This paper presents a simple two-branch transmit diversity scheme. Using two transmit antennas and one receive antenna the scheme provides the same diversity order as maximal-ratio receiver combining (MRRC) with one tran...

Materias / palabras clave: Computer science; Transmitter; Wireless; Bandwidth (computing); Channel capacity; Rayleigh fading; Telecommunications; Channel (broadcasting); Antenna (radio); Fading; Electronic engineering; Algorithm

Materias / palabras clave: signal processing, wireless technology; Technology: Electrical engineering. Electronics. Nuclear engineering: Telecommunication; Technology: Electrical engineering. Electronics. Nuclear engineering: Electronics

Networking together hundreds or thousands of cheap microsensor nodes allows users to accurately monitor a remote environment by intelligently combining the data from the individual nodes. These networks require robust wi...

The advancement in wireless communications and electronics has enabled the development of low-cost sensor networks. The sensor networks can be used for various application areas (e.g., health, military, home). For differ...

Software radios are emerging as platforms for multiband multimode personal communications systems. Radio etiquette is the set of RF bands, air interfaces, protocols, and spatial and temporal patterns that moderate the us...

The IEEE has standardized the 802.11 protocol for wireless local area networks. The primary medium access control (MAC) technique of 802.11 is called the distributed coordination function (DCF). The DCF is a carrier sens...

Materias / palabras clave: wireless communications, networking, internet of things, cloud computing, information security, coding and information theory; Technology: Technology (General): Industrial engineering. Management engineering: Information...

Materias / palabras clave: communication technologies, wireless communications engineering, electronics technologies, radar systems and applications, applications and new trends, power management and control; Technology: Electrical engineering. El...

Materias / palabras clave: communications software, communications systems, wired and wireless communications, multimedia technologies, signal processing, statistics models; Science: Mathematics: Instruments and machines: Electronic computers. Com...

Materias / palabras clave: networks, data science, sensor networks, wireless communication, system design; Language and Literature: Philology. Linguistics: Communication. Mass media

Materias / palabras clave: communication technologies, communication systems, wireless media, communication theory, signal design, wireless and optical communication; Technology: Electrical engineering. Electronics. Nuclear engineering: Telecommun...

Materias / palabras clave: control engineering, electronics, electrical engineering, wireless communications, optoelectronics, signal processing; Technology: Electrical engineering. Electronics. Nuclear engineering

Materias / palabras clave: microwaves, electromagnetic signals, guided wave technologies, wireless communications; Technology: Electrical engineering. Electronics. Nuclear engineering: Telecommunication; Technology: Electrical engineering. Electro...

Materias / palabras clave: internet, electronic commerce, mobile communications, wireless devices; Science: Mathematics: Instruments and machines: Electronic computers. Computer science

Materias / palabras clave: antenna and propagation technology, computer communications networks, communications technologies, data communications, non-contact systems, wireless communication; Language and Literature: Philology. Linguistics: Commun...

Materias / palabras clave: electromagnetic wave propagation, antenna design; Technology: Electrical engineering. Electronics. Nuclear engineering; Social Sciences: Transportation and communications: Cellular telephone services industry. Wireless t...

Materias / palabras clave: photogrammetry, remote sensing, geomatics, geoinformation, computer vision, machine learning; Science: Mathematics: Instruments and machines; Technology: Engineering (General). Civil engineering (General): Applied optics...

Materias / palabras clave: wireless communication, intelligent computing, signal processing techniques, smart vehicular communication, computational network analysis, smart sensor technology; Science: Mathematics: Instruments and machines: Electro...