Results 21 to 30 of about 604,964 (331)

Vestibular modulation of spatial perception [PDF]

open access: yes, 2013
Vestibular inputs make a key contribution to the own sense of spatial location. While the effects of vestibular stimulation on visuo-spatial processing in neurological patients have been extensively described, the normal contribution of vestibular ...
Elisa Raffaella Ferre   +4 more
core   +3 more sources

Multi-Set Space-Time Shift-Keying With Reduced Detection Complexity

open access: yesIEEE Access, 2016
In this paper, we propose a novel multi-set space-time shift keying (MS-STSK) technique, where the source bits are conveyed over two components, namely, by activating one out of MQ dispersion matrices of STSK and M antenna combination of the Nt available
Ibrahim A. Hemadeh   +3 more
doaj   +1 more source

Labeling Diversity for Media-Based Space-Time Block Coded Spatial Modulation

open access: yesIEEE Access, 2020
Media-based space-time block coded spatial modulation (MBSTBC-SM) combines the advantages of media-based modulation (MBM) and STBC-SM. Meanwhile, labelling diversity (LD) has been applied to STBC-SM and improve the error performance.
Babatunde S. Adejumobi   +1 more
doaj   +1 more source

Modulation of Kekul\'e adatom ordering due to strain in graphene [PDF]

open access: yes, 2017
Intervalley scattering of carriers in graphene at `top' adatoms may give rise to a hidden Kekul\'e ordering pattern in the adatom positions. This ordering is the result of a rapid modulation in the electron-mediated interaction between adatoms at the ...
González-Árraga, L.   +2 more
core   +2 more sources

Reconfigurable Intelligent Surface Enabled Spatial Modulation for Visible Light Communications

open access: yesIEEE Photonics Journal, 2023
An important issue in visible light communications (VLC) is how to boost up the system throughput even when the line-of-sight (LOS) link is blocked by obstacles. In this paper, we propose reconfigurable intelligent surface (RIS) based spatial modulation (
Pengfei Shen, Lu Lu
doaj   +1 more source

Modulation of gyrosynchrotron emission in solar and stellar flares by slow magnetoacoustic oscillations [PDF]

open access: yes, 2006
Gyrosynchrotron emission generated by non-thermal electrons in solar and stellar coronal flares can be efficiently modulated by slow magnetoacoustic oscillations in the flaring loops.
Melnikov, V. F. (Victor Fedorovich)   +1 more
core   +1 more source

Electromagnetically induced spatial light modulation [PDF]

open access: yes, 2008
We theoretically report that, utilizing electromagnetically induced transparency (EIT), the transverse spatial properties of weak probe fields can be fast modulated by using optical patterns (e.g.
Akamatsu   +23 more
core   +1 more source

Realization of Terahertz Wavefront Manipulation Using Transmission-Type Dielectric Metasurfaces

open access: yesFrontiers in Physics, 2020
Metasurfaces, composed of an array of subwavelength artificial structures, have attracted great interest, owing to their high ability in locally manipulating the wavefront of electromagnetic waves.
Jiaqi Li   +5 more
doaj   +1 more source

Optimum GSSK Transmission in Massive MIMO Systems Using the Box-LASSO Decoder

open access: yesIEEE Access, 2022
We propose in this work to employ the Box-LASSO, a variation of the popular LASSO method, as a low-complexity decoder in a massive multiple-input multiple-output (MIMO) wireless communication system.
Ayed M. Alrashdi   +3 more
doaj   +1 more source

Emergence of Long Period Antiferromagnetic Orders from Haldane Phase in S=1 Heisenberg Chains with D-Modulation [PDF]

open access: yes, 2005
The effect of spatial modulation of the single-site anisotropy D on the ground state of the S=1 Heisenberg chains is investigated. In the case of period 2 modulation, it is found that the phase diagram contains the Haldane phase, large-D phase, Neel ...
Chen, Wei   +3 more
core   +4 more sources

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