[PDF] Top 20 Performance Evaluation of Multi-gigabit Indoor Visible Light Communication System

... 4m×8m (width×length) with a ceiling height of 3 m, and the room configurations were denoted as room (A) and room (B). Figs. 1 (a) and (b) show room A, which is an empty room, and room B, which is a realistic environment ... See full document

... of Indoor Optical Wireless Communication ...introduces Visible Light Communication along with its merits, demerits and ...VLC system are described, around which the project is ... See full document

... In multiple users scenarios where there are multiple terminals share one LED lamp, some orthogonal multiple access (OMA) schemes have been proposed for VLC systems to deal with this issue, e.g., optical orthogonal ... See full document

... based indoor system lie in the multipath effect of radio signals ...sensitive indoor environments such as hospital and airplanes ...of light emitting diodes (LED’s), indoor ... See full document

... in visible light communication (VLC) ...In indoor NOMA-VLC networks, the scenario in which users are covered by VLC illuminants on the ceiling is ...the multi-user case, experimental ... See full document

... impulse response [13], [14], optical power distribution simulation [15-19], the communication feasibility through experimentation [20,21], and the enhancement of the DR [22,23]. A way to enhance modulation ... See full document

... the performance of the proposed receiver for an indoor VLC system, a simulation was performed in an empty room with the dimensions of 4 m × 8 m × 3 m (width × length × height), as shown in ...Eight ... See full document

... VLC system to operate at 20 ...LDs-VLC system can offers high SNR (18 dB at the least successful point) and bandwidth of more than 36 GHz (see Table II), which enables it to support data rates of 20 ... See full document

... VLC system can be solved by replacing LEDs with LDs, the channel bandwidth remains an issue that needs to be solved to achieve multi-gigabit per second data ...minimum communication channel ... See full document

... an indoor visible light system in the elevator is performed, and the result of the simulation shows that the lamp placement has dramatic influence on the performance of illumination and ... See full document

... best performance, whereas at a low ratio ...best performance [178], [209]. A performance evaluation of OFDM and PAM is carried out in [210] for an intensity modulated optical communications ... See full document

... Visible light communication (VLC) is becoming more popular everyday due to its inherent advantages over radio frequency (RF) ...of light emitting diodes (LEDs) for both lighting and ... See full document

... an indoor environment radio frequency communication faces many problems in order to meet the requirement of high data rate and network connectivity also have limited bandwidth and electromagnetic ...Various ... See full document

... Visible Light communication (VLC) using White Light Emitting Diode (LED) is a promising technology for next generation communication for short range, high speed wireless data ...VLC ... See full document

... white light that has good colour rendering ...LD light units which were used to ensure that ISO and European standards were satisfied ...LD light unit has 9 (3×3) RGB ...LD light units, where ... See full document

... the performance of three resource allocation algorithms in indoor MIMO-OFDM VLC system, which are the typical algorithms in traditional wireless communication ...the system capacity or ... See full document

... constraints of the input signal. Moreover, ref. [7] derives a much tighter upper bound on the channel capacity for indoor VLC. By using pulse amplitude modulation and the inverse source coding, the capacity of VLC ... See full document

... sense light in a narrow bandwidth slightly lower than but overlapping with its illumination frequency, thus the LED can also be used as a visible light communication receiver ...The ... See full document

... The use of Li-Fi technology along with Wi-Fi in automatic toll payment will be more efficient. This idea not only reduces the time for the users but also reduces the manual paper work that is being done at the present. ... See full document

... operating at a frequency of 60 GHz that consumes power of about 2 milliwatt or less during its operation (see Fig 3). The Gi-Fi wireless technology is known have data rate of more than one Terabits (i.e. one billion ... See full document