The two keypads were mechanically constrained such that the two hands always moved in opposite directions.
In the static condition, the two keypads were immobilized (i.e., fixed to the bar) with a center-to-keypad distance of 0 cm (near condition), 17.5 cm (intermediate condition), or 35 cm (far condition).
The company determined that only one keypad in each of the 63 stores had been hacked.
If such gizmos were networked, it would be possible to have, say, just one keypad for a mobile phone, an MP3 music player and a PDA.
The Sony Ericsson Xperia Play is a slide-out phone, but it replaces the keyboard typically on the slide out with a Playstation-style game controller, including the familiar four-button keypads.
They rested their hands on two moveable keypads mounted on a rail underneath the computer screen (see Fig. 1b).
Two commonly used keypad arrangements are the telephone and calculator layouts.
Of the five launch phones, only two have a keypad: the Dell Venue Pro and the LG Quantum.
Following baseline recording procedures, participants were directed to comfortably arrange a four key stimulus keypad in both hands, with their thumbs positioned on the outside two of the four keys.
