Abstract
This paper presents a 3-D indoor positioning algorithm using white light-emitting diodes (W-LED) in the presence of additive white Gaussian noise (AWGN). Adopting a uniform linear array (ULA) based photo-detector, the angle of irradiance and incidence of W-LEDs and photo-detector can be estimated by super-resolution techniques. Through Lambertian model, the corresponding distances can also be calculated. By forming geometric circles, 3-D target location can be determined via non-linear optimization of least-square (LS) criterion. To evaluate the efficacy of the proposed algorithm, MATLAB simulation is conducted for a space of 5m × 5m × 3m with three W-LED sources and one photo-detector device. The simulation result showed less than 10cm location inaccuracy which is a 2.5 fold improvement compared to other 3-D indoor positioning schemes recently presented in the literature.
| Original language | English |
|---|---|
| Title of host publication | 2016 International Conference on Applied System Innovation, IEEE ICASI 2016 |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| ISBN (Electronic) | 9781467398886 |
| DOIs | |
| State | Published - 10 Aug 2016 |
| Event | 2016 International Conference on Applied System Innovation, IEEE ICASI 2016 - Ginowan City Okinawa, Japan Duration: 28 May 2016 → 1 Jun 2016 |
Publication series
| Name | 2016 International Conference on Applied System Innovation, IEEE ICASI 2016 |
|---|
Conference
| Conference | 2016 International Conference on Applied System Innovation, IEEE ICASI 2016 |
|---|---|
| Country/Territory | Japan |
| City | Ginowan City Okinawa |
| Period | 28/05/16 → 1/06/16 |
Bibliographical note
Publisher Copyright:© 2016 IEEE.
Keywords
- ULA
- W-LED
- angle of arrival and departure
- non-linear optimization
- super-resolution
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