Dimming techniques of visible light communications for human-centric illumination networks: State-of-the-art, challenges, and trends

T Wang, F Yang, J Song, Z Han - IEEE Wireless …, 2020 - ieeexplore.ieee.org
Visible light communication (VLC), which utilizes the ubiquitous illumination network to
implement high-speed communication, is rapidly emerging as one promising candidate to …

A novel hybrid dimming control scheme for visible light communications

Y Yang, Z Zeng, J Cheng, C Guo - IEEE Photonics Journal, 2017 - ieeexplore.ieee.org
A dimming control scheme that combines analog dimming and spatial dimming is proposed.
The basic idea of the combined scheme is that both the direct current bias level of each …

Security provisioning for MISO vehicular relay networks via cooperative jamming and signal superposition

D Wang, P Ren, Q Du, L Sun… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
We study the cooperative secure transmissions in (multiple-input signal-output) MISO
vehicular relay networks where the infrastructure node with multiple antennas sends two …

A relay-assisted OFDM system for VLC uplink transmission

Y Yang, Z Zeng, J Cheng, C Guo… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Uplink transmission is an issue for visible light communications due to the unpleasant
irradiance from the source light when placed close to the users. To overcome this problem …

Joint LED selection and precoding optimization for multiple-user multiple-cell VLC systems

Y Yang, Y Yang, M Chen, C Feng, H **a… - IEEE Internet of …, 2021 - ieeexplore.ieee.org
This article proposes a hybrid dimming (HD) scheme based on joint light-emitting diode
(LED) selection and precoding design (TASP-HD) for multiple-user (MU) multiple-cell (MC) …

Link adaptation for MIMO OFDM visible light communication systems

O Narmanlioglu, RC Kizilirmak, T Baykas… - IEEE Access, 2017 - ieeexplore.ieee.org
In this paper, we investigate link adaptation for an orthogonal frequency division
multiplexing (OFDM)-based multiple-input multiple-output (MIMO) visible light …

Spectral-efficient generalized spatial modulation based hybrid dimming scheme with LACO-OFDM in VLC

T Wang, F Yang, L Cheng, J Song - IEEE Access, 2018 - ieeexplore.ieee.org
Visible light communication (VLC) is regarded as one of the promising candidates to
complement the conventional radio frequency communication as it can potentially perform …

Constant weight polar coded orthogonal space-time block codes for dimmable indoor MIMO-VLC systems

OP Babalola, V Balyan - IEEE Communications Letters, 2022 - ieeexplore.ieee.org
The concatenation of constant weight polar code (CWPC) with orthogonal space-time block
code (OSTBC), known as CWPC-OSTBC scheme is proposed for the indoor multiple-input …

Orthogonal time-frequency multiplexing with 2D Hermitian symmetry for optical-wireless communications

J Zhong, J Zhou, W Liu, J Qin - IEEE Photonics Journal, 2020 - ieeexplore.ieee.org
Orthogonal time-frequency-space (OTFS) modulation is a promising two-dimensional (2D)
signal technique to tackle high mobility time-varying wireless channels. However, its good …

Lifod: Lighting extra data via fine-grained owc dimming

X Zhang, J Mariani, L **ao… - 2022 19th Annual IEEE …, 2022 - ieeexplore.ieee.org
Optical wireless communication (OWC) shows great potential for high-speed communication
due to its broad spectrum and the exceptional intensity switching speed of LEDs. Under poor …