Wednesday, January 20, 2016

Smartphone: software instead of ultrasonic proximity sensors – Hardware upgrade.it

Elliptic Labs , a small company operating in the Norwegian research on ultrasound, presented a particular detection system designed to close the ‘smarthpone and use with phones that have the ambition to eliminate optical proximity sensors as software-based and on the speakers and microphone of your phone.


 

Beauty is the name of the software, generates a ultrasonic signal that is output from the phone and, after being reflected from the user’s head, It is received by the microphone: processing data becomes possible to determine the distance of the phone from the head, in a manner roughly similar to the way in which a bat flies in the night by exploiting its biological sonar.


 

The software Elliptic Labs is responsible then convert computations operational commands, in the case of Beauty to turn on and turn off the screen. Laila Danielsen, CEO of Elliptic Labs, he notes: “Just have a speaker and a microphone, elements found in all smartphones.” Beauty map his reading proximity to a service in this standard Android operating system and does not require, therefore, additional elements of user interface.


 

The detection range extends up to 2 meters from the device, thus allowing interesting potential applications with regard to the interactions with the gesture that can be detected by near and far, and around it up to an amplitude of 180 degrees from the point of emission of the signal. Beauty comes with a library of gesture and application examples.


 

Danielsen said that various OEMs, unspecified, would take HAVE REGARD to the possibility of using the approach of Elliptic in the new products for 2016, although it is not known if and how many actually decide concretely use this solution.

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