| Implementation of a Smartphone-Based Platform for the Operation of Home Electrical Appliances and Verification of Its Feasibility | 0 | 0.34 | 2013 |
| Discrimination of multiple objects and expanding positioning area for indoor positioning systems using ultrasonic sensors | 0 | 0.34 | 2011 |
| Investigation and demonstration of local positioning system using ultrasonic sensors for wide indoor areas | 2 | 0.44 | 2010 |
