The Architecture, Engineering, Construction, and Owner/Operator (AECO) industry is
constantly searching for new methods for increasing efficiency and productivity. Facility …

Mobile augmented reality (MAR) provides an easy-to-learn and easy-to-use method of
accessing information in an intuitive way by visually parsing the environment and relating …

One of the most important limitations for people with visual impairment is the inability of
unassisted navigation and orientation in unfamiliar buildings. An low-cost indoor navigation …

A wearable wireless inertial sensor node for body motion analysis is designed and
implemented. A triaxial accelerometer, a biaxial gyroscope, and a yaw rate gyroscope are …

Advanced sensing solutions are central in the realization of energy-efficient lighting systems.
This paper presents an ultrasonic array sensor for localized presence sensing in indoor …

The interior space of large-scale buildings, such as hospitals, with a variety of departments,
is so complicated that people may easily lose their way while visiting. Difficulties in …

Time difference of arrivals)(TDoA)-based location tracking systems using RF and ultrasonic
signals often give unacceptable errors due to the line-of-sight limitation of the ultrasonic …

The ever-existing problems in indoor localization are attaining efficient scalability, reliability
and accuracy besides cost efficiency. Although diverse approaches based on WLAN …

While general contractors often use tablets to review design and construction information,
subcontractors typically rely on paper-based methods. Each of these methods has its own …

Mobile devices today boast processing power and memory on par with that found in desktop
computers. Wireless connectivity has become much more readily available. Many …