Digital Front-End in Wireless Communications and by Fa-Long Luo

By Fa-Long Luo

Overlaying every thing from sign processing algorithms to built-in circuit layout, this entire consultant to electronic front-end is worthy for pro engineers and researchers within the fields of sign processing, instant conversation and circuit layout. displaying how thought is translated into functional expertise, it covers the entire correct criteria and offers readers the best layout technique to control a quickly expanding variety of functions. step by step details for designing functional structures is supplied, with a scientific presentation of idea, ideas, algorithms, criteria and implementation. layout trade-offs also are incorporated, as are useful implementation examples from real-world structures. A wide diversity of themes is roofed, together with electronic pre-distortion (DPD), electronic up-conversion (DUC), electronic down-conversion (DDC) and DC-offset calibration. different very important parts mentioned are peak-to-average strength ratio (PAPR) relief, crest issue relief (CFR), pulse-shaping, snapshot rejection, electronic blending, delay/gain/imbalance repayment, errors correction, noise-shaping, numerical managed oscillator (NCO) and numerous range tools.

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Extra info for Digital Front-End in Wireless Communications and Broadcasting: Circuits and Signal Processing

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Wireless communication was a priority for the military until 1946 when AT&T was allowed to provide the world’s first mobile telephone service. In 1946, 25 cities in the United States had built up a public mobile telephone service. These initial systems used one high-power BS to cover an entire metropolitan area without the frequency reuse which is called macrocell technology. Besides the deficiency of radio technologies, the system capacity was severely limited at that time [2]. To solve this problem, the cellular concept was proposed by AT&T Bell Lab researchers in the 1960s [3].

For example, if one segment is used, the remaining 12 segments can be either used in one HDTV program or three SDTV programs. (3) ISDB-T also supports SFN which efficiently utilizes the spectrum resources and the on-channel repeater technique. Compared to the ATSC and DVB-T, ISDB-T claims that it allows for the reception of HDTVon moving vehicles at 100 km/h while DVB-T only supports SDTVon fast-moving vehicles. For ATSC, neither HDTV nor SDTV can be received on moving vehicles. 1 lists the main characteristics of the three digital TV broadcasting systems.

Ru, S. Liu, H. -N. 14 OFDM demodulation Space-time detection 22 Output OFDM demodulation MIMO-OFDM system. which include: signal clipping and filtering [57], [58], selected mapping [59], partial transmit sequence [60], and symbol-scrambling technique [61], as well as digital predistortion and crest factor reduction, which will be extensively discussed in the other related chapters of this book. 3a [64], DAB [65], and DVB-T [66]. Currently, OFDM is used in 3GPP LTE techniques and IMT-advanced systems as a promising technique for 4G wireless communication.

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