Search Results - kamran ali

2 Results Sort By:

Location Based Notifications for a Smartphone

Executive SummaryDifferent surfaces respond to the same vibration differently. Vibration based sensing is a low-cost and effective approach to recognizing different surfaces. Prior methods use custom hardware for creating and sensing vibration, making them difficult to adopt. This method uses the smartphone’s vibrator motor to cause the whole...
Published: 8/5/2019   |   Inventor(s): Kamran Ali, Xiang-Yang Liu
Keywords(s):   Category(s): Computer Software, Data Processing/Analysis, Devices

Recognizing Keystrokes Using Wi-Fi Signals

Executive SummaryWhen a user moves their fingers to type, it creates a disturbance in the Wi-Fi signal that is unique and can be determined by analyzing the CSI-Waveform from the Wi-fi card. Our technology is able to detect and identify small movements of the hand by using a commercial Wi-Fi router and laptop. This technology can be used to determine...
Published: 6/3/2016   |   Inventor(s): Xiang-Yang Liu, Kamran Ali, Wei Wang
Keywords(s):   Category(s): Computer Hardware, Control Systems