Patent ID: 7646941
Filing Date: 2010-01-12
Classification: B60R,F02B,G06F,G06K,G06Q,G07F,G07G,H01Q,H04B,H04W,Y02D

Abstract:
1. A hand-held, portable device, comprising: a housing that comprises a slot that receives an external data storage card; a first display disposed on the housing; a battery disposed in the housing; a keyboard, located on a user accessible surface of the housing, comprising a plurality of individual, user-depressible keys; a detachable module that is mounted on the housing, the detachable module comprising a touch-sensitive display wherein information digitized from the touch-sensitive display is transferred to the external data storage card that is inserted in the slot, the external data storage card storing authorized information that can be used to verify the information digitized from the touch-sensitive portion; a wireless receiving component; and a receptacle that connects with an external connector and provides wired communication, wherein the hand-held, portable device locally verifies a handwritten signature made on the touch-sensitive display against the authorized information stored on the external data storage card and displays a result of the verification on the first display, and wherein the local verification of the handwritten signature comprises sensing pressure applied across the handwritten signature as a verification parameter, wherein a stylus is used to depress the touch-sensitive display that generates a graphical interface, wherein the receiving component is pointed in the direction of a particular target before wirelessly receiving image information, and wherein the hand-held, portable device uses a spread spectrum radio.