LiFi Dongle | LiFi Transceiver | Block diagram and Working

The page describes working of LiFi transceiver used in Lifi dongle. The LiFi transceiver or LiFi dongle is used to browse LiFi internet. It mentions internal block diagram of LiFi Transceiver or LiFi dongle.

Working of LiFi internet using LiFi Dongle


Li-Fi internet architecture

The figure-1 depicts complete block diagram of LiFi Internet system. As shown it consists of broadband internet connection and LED lamps along with LiFi dongles placed in LOS of the position where internet is required. LiFi dongle consists of photo detector at the input and LED diode at the output with amplification/processing module in the middle. The LiFi dongle with ethernet connectivity is shown in the figure-2. It is also known by the name "LiFi Transceiver".
Refer LiFi Internet>>.

LiFi Dongle or LiFi Transceiver Block Diagram


LiFi Transceiver based LiFi dongle

The LiFi Transceiver is the device which transmits and receives internet data based on light as the carrier of the medium.

The device shown converts ethernet frame to the compliant OFDM frame which is transmitted and received using appropriate diodes. Si-PIN photodiode is used at the receive part while LED is used at the transmit part.



LiFi and WiFi Related Links

LiFi tutorial
LiFi vs WiFi basics
Data Over Light basics mentioning how Li-Fi works
WiFi Internet using WiFi hotspots
MiFi vs WiFi
WiFi RF Channels

what is difference between

difference between FDM and OFDM
Difference between SC-FDMA and OFDM
Difference between SISO and MIMO
Difference between TDD and FDD
Difference between 802.11 standards viz.11-a,11-b,11-g and 11-n
OFDM vs OFDMA
CDMA vs GSM
Bluetooth vs zigbee
Fixed wimax vs mobile

RF and Wireless Terminologies