Multifunctional communications device uses combination of personal electronic signature or password as digital signature or watermark and GPS signal for location and time determination

摘要

The device has a computer, a modem, a text checker with an LCD display and keyboard function, a GPS receiver, a chip card reader and a static or mobile telephone that provides a data file to be sent or a telephone message with a combination of a personal electronic signature or password as a digital signature or watermark and a GPS signal for location and time determination as a digital seal or watermark, whereby biometric characteristic identification fields of and other data or programs are stored on the chip card..