Handheld mobile devices store a plethora of sensitive data, such as private emails, personal messages, photos, and location data. Authentication is essential to protect access However, the majority are currently secured by singlemodal authentication schemes which vulnerable shoulder surfing, smudge attacks, thermal attacks. While some against one these only few address all three them. We propos...

The pervasiveness of mobile handheld devices and advancement in real-time continuous speech recognition technology has opened up a wide range of research opportunities in human-computer interaction for those devices. On the one hand, there has been an increasing amount of research on developing user-friendly speech recognition solutions and applications for mobile handheld devices. On the other...

Present handheld devices like Smart phones, can be charged wirelessly using new energy harvesting circuit technique through using the traditional wireless technologies. In this case, Bluetooth with a charging circuit enables a short-range wireless charging of a mobile handheld. This paper present the overview of new process of charging and structure of power charging based on Scotty diode with ...

Web browsing using small screen handheld devices is becoming more and more common. There has been a realization over the last couple of years that handheld devices are becoming much more than Personal Digital Assistants (PDAs), as were originally called, that they are here to stay and are about to become direct competitors to laptop and desktop computers. There were two principal shortcomings t...