Results 201 to 210 of about 220,563 (256)

Design Guidelines for Spatial Modulation [PDF]

open access: yesIEEE Communications Surveys and Tutorials, 2015
A new class of low-complexity, yet energy-efficient Multiple-Input Multiple-Output (MIMO) transmission techniques, namely, the family of Spatial Modulation (SM) aided MIMOs (SM-MIMO), has emerged. These systems are capable of exploiting the spatial dimensions (i.e., the antenna indices) as an additional dimension invoked for transmitting information ...
Yue Xiao, Lajos Hanzo
exaly   +3 more sources

Spatial Modulation

IEEE Transactions on Vehicular Technology, 2008
Spatial modulation (SM) is a recently developed transmission technique that uses multiple antennas. The basic idea is to map a block of information bits to two information carrying units: 1) a symbol that was chosen from a constellation diagram and 2) a unique transmit antenna number that was chosen from a set of transmit antennas.
Raed Mesleh   +4 more
openaire   +2 more sources

On generalized spatial modulation

2013 IEEE Wireless Communications and Networking Conference (WCNC), 2013
Generalized spatial modulation (GSM) is a relatively new modulation scheme for multi-antenna wireless communications. It is quite attractive because of its ability to work with less number of transmit RF chains compared to traditional spatial multiplexing (V-BLAST system).
Tanumay Datta   +1 more
openaire   +1 more source

Differential Spatial Modulation

IEEE Transactions on Vehicular Technology, 2014
Spatial modulation (SM) is a newly emerging multiple-input–multiple-output technique that activates only a single antenna for transmission at any time instant and uses the index of the active antenna as an additional information-carrying mechanism. However, by its nature, SM decoding is coherent in that channel state information (CSI) is required at ...
Yuyang Bian   +5 more
openaire   +1 more source

Design of Spatial Constellation for Spatial Modulation

IEEE Wireless Communications Letters, 2020
In order to achieve the transmission of more extra information bits, a new design, called spatial modulation with spatial constellation design (SM-SC), is proposed to extend the size of a spatial constellation diagram in spatial modulation (SM) system by designing the component formation of the transmitted spatial constellation vector (TSV).
Fuchun Huang, Yiju Zhan
openaire   +1 more source

Spatial coherence modulation

Journal of the Optical Society of America A, 2008
The principles of amplitude and phase modulation of the spatial coherence of the optical field are discussed. They are based on the modification of the phase-space diagram of the field, provided by the marginal power spectrum, which allows synthesis of the modulating functions of the spatial coherence and the corresponding complex transmissions to be ...
Rafael, Betancur, Roman, Castañeda
openaire   +2 more sources

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