| 摘要 |
<p>Apparatuses, systems, methods and devices for input of data or text into portable electronic devices. Designs and methods are described to position multipositional text and data input elements on the backside and the frontside of the device or on the backside and the frontside of a protective case for the device. Multipositional text and data input elements are described that are positioned to provide for convenient and rapid backtyping, while not significantly increasing the overall thickness of the device and the case. Designs and methods are described to transfer data resulting from activation of input elements to portable electronic devices. Designs and methods of use of multipositional text and data input systems designed for portable electronic devices with a capacitive touch panel.</p> |
