Explanipedia

An Indoor Ultrasonic Positioning System with Fast TOA Approach in Distance Space Open

Dawei Cai · 2018

With the rapid increase in guide services by smartphone or mobile terminal, demand for positioning has increased especially in complex indoor environment which often needs to determine the location information of the mobile terminal.In ord…

An Innovative Wearable Electronic Tourist Guide Device and Automatic Guide Service Open

Dawei Cai · 2017

This paper presents the design and implementation issues of an earphone style wearable device that may provide an automatic guidance service for tourists, and a synthesis management system that provides main guide device management functio…

Earphone Style Wearable Device For Automatic Guidance Service With Position Sensing Open

Dawei Cai · 2017

This paper describes a design of earphone style wearable device that may provide an automatic guidance service for visitors. With both position information and orientation information obtained from NFC and terrestrial magnetism sensor, a h…

Hybrid Wireless Communication using Optical and RF Communication and Industrial Application Open

Dawei Cai · 2016

This paper presents a new hybrid wireless communication structure that use both optical and RF communication to avoid traffic collision problem happened in normal wireless communication.The new communication protocol can be used to create …

Museum Navigation based on NFC Localization Approach and Automatic Guidance System Open

Dawei Cai · 2015

This paper presents an automatic museum guide system that provides both interactive guidance for exhibition and a NFC based location navigation.It is well known that NFC is a kind of short distance communication for portable terminals such…

Dawei Cai YOU? Author Swipe