Integrated virtual hub chip

Details Integrated virtual hub chip Integrated virtual hub chip

2005-06-07

2005-06-07

Shankar, Vijay (Department: 2673)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Including keyboard

C345S156000, C345S160000

Reexamination Certificate

active

06903727

ABSTRACT:
An apparatus that includes a serial port configured to interface with a separate host, one serial interface engine (SIE) connected to the serial port, and at least a first interface unit and a second interface unit connected to the one serial interface engine. In one embodiment, the apparatus includes a virtual hub comprising a firmware unit configured to emulate a hub having multiple ports. In an alternative embodiment, the first interface unit is a keyboard interface, and the second interface unit is a flash media drive interface. In another alternative embodiment, is a Universal Serial Bus (USB) peripheral and the serial port is a Universal Serial Bus port. In another alternative embodiment, apparatus is housed within a keyboard.

REFERENCES:
patent: 6307538 (2001-10-01), Bacon
patent: 6442734 (2002-08-01), Hanson et al.
patent: 6460094 (2002-10-01), Hanson et al.
patent: 6601124 (2003-07-01), Blair

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