Patent ID: 6536670
Filing Date: 2003-03-25
Classification: G01D,G06F

Abstract:
A PC card removably insertable into a slot of a host computer, comprisinga PCMCIA bus; a PCMCIA interface circuit coupled to said PCMCIA bus; an input device physically integrated with or mounted on said PC card for obtaining information from an external source and generating an undecoded signal corresponding thereto; a decoder circuit coupled to said PCMCIA interface circuit for decoding said undecoded signal received from said input device, said decoder functioning to receive said undecoded signals from said input device, decode them and generate alphanumeric characters as the result of said decoding; an auxiliary memory on said PC card coupled to said decoder circuit for storing data decoded by said decoder circuit until it can be transferred to said host computer and acting as an expansion memory for said host computer accessible through said PCMCIA bus.