Epsilon: A Visible Light Based Positioning System

By Liqun Li, Pan Hu, Chunyi Peng, Guobin Shen, Feng Zhao. Symposium on Networked Systems Design and Implementation, 2014

442 citations recorded by the source corpus.

View Paper: https://www.semanticscholar.org/paper/1ed86eaba5008d4487d3ec576eabfa7cc0fcf114

How researchers see this paper

The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

1. Yaxiong Xie
2. Jie Xiong
3. Jian Liu
4. Zimu Zhou
5. Huthaifa Obeidat
6. Kyle Jamieson
7. Luiz M. Matheus
8. Jiang Xiao

Citations in the corpus

• mD-Track: Leveraging Multi-Dimensionality for Passive Indoor Wi-Fi Tracking (2018, methodology): “8], elderly care [4], and retail business [32]. Diverse technologies have been proposed for localization and tracking including ultrasound [25], infrared [43, 44], cameras [14], and LED visible light [15, 21, 22]. Among these technologies, Wi-Fi based systems stand out as particularly promising due ”
• A Survey of Positioning Systems Using Visible LED Lights (2018, methodology): “…the packet has over 30 bits, which consists of the following parts: i) a preamble to inform the receiver of the head of the packet, ii) identification (ID) and coordinates of the transmitter, iii) an error correcting code or “cyclic redundancy code” (CRC) [33], and iv) the end of the packet.”
• ToneTrack: Leveraging Frequency-Agile Radios for Time-Based Indoor Wireless Localization (2015, background): “Epsilon [15, 23] employs visible light modulation from smart LEDs coupled with custom light sensor receivers for localization.”
• A Review of Indoor Localization Techniques and Wireless Technologies (2021, background): “Visible Light Communications (VLC) can be used in RF sensitive places like hospitals [46]; it has been shown that VLC provides a higher accuracy compared to Wi-Fi systems [47].”
• Indoor Positioning Systems Based on Visible Light Communication: State of the Art (2017, methodology): “Now there is a growing interest in using White-LEDs to transmit highspeed data [43] and for localization [13]–[16], [18], [44], [45].”
• A Survey on Wireless Indoor Localization from the Device Perspective (2016, methodology): “Li et al. [2014a] use LED lamps as anchors.”
• Visible Light Communication: Concepts, Applications and Challenges (2019, background): “The first indoor, high-precision, practical tracking system was introduced in 2014 [134].”
• Evolution of Indoor Positioning Technologies: A Survey (2017, methodology): “[94], who combined VLC encoding with Wi-Fi and achieved the 4th place with a 2m average error.”
• An in-Depth Survey of Visible Light Communication Based Positioning Systems (2016, background): “The work in [73] was extended in [74] by addressing more practical challenges including enabling reliable communication and robust localization in case of insufficient light sources or imperfect orientation.”
• Demo: Luxapose: indoor positioning with mobile phones and visible light (2014, background): “Visible light-based approaches have shown some promise for indoor positioning, but recent systems offer landmarks with approximate room-level semantic localization [8], depend on custom hardware and received signal strength (RSS) techniques that are difficult to calibrate, or require phone attachmen”
• Visible Light Communication, Networking, and Sensing: A Survey, Potential and Challenges (2015, background): “It was observed in [150] that there are 10 times more LED luminaires than the”
• A Survey of the State-of-the-Art Localization Techniques and Their Potentials for Autonomous Vehicle Applications (2018, methodology): “VLC has been shown to provide good localization accuracy in indoor environments, such as Epsilon [84], which utilized RSS and trilateration to provide localization with 90th percentile accuracy of 0.4 m in an office environment.”
• E-eyes: device-free location-oriented activity identification using fine-grained WiFi signatures (2014, methodology): “These systems localize a wireless emitter using Received Signal Strength (RSS) [6–8,11,17,22,38,41,43], OFDM channel state information [30], antenna arrays [14,37], RFID tags [34], rotating anchors [9], or visible LED lights [21].”