OFDM is a technique used in modern broadband wireless communications systems. To mitigate the effect of dispersive channel distortion in high data rate OFDM systems, CP is introduced to eliminate ...

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【グラッセ（フランス）2017年9月7日PR Newswire＝共同通信JBN】無線通信IC開発の専門企業Gridbee Communications S.A.S.は、sub-GHz無線 ...

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Gridbee GDB1000はMR-FSLおよびMR-OFDMの両モジュレーションを提供し、数百メートルから数キロメートルに及ぶ距離にわたり50kb/s ...

Orthogonal frequency-division multiplexing (OFDM) is a method of transmitting data that uses modulation and multiple carrier frequencies to cope with conditions that would hinder a single-frequency, ...

Abstract: Index modulation (IM) has been proposed and widely demonstrated to improve the spectral efficiency by simultaneously utilizing both the indices of activated subcarriers and their modulated ...