Computer expansion device with USB interface

Details Computer expansion device with USB interface Computer expansion device with USB interface

2005-05-17

2005-05-17

Cuneo, Kamand (Department: 2841)

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

C361S788000, C361S689000, C361S789000, C439S502000

Reexamination Certificate

active

06894902

ABSTRACT:
The present invention discloses a computer expansion device with a universal serial bus (USB) interface, comprising: a housing having an installation space; a circuit board, disposed in the housing and having a USB port and a power supply terminal; the USB port electrically coupled to a first USB interface signal IC by a circuit, and such IC being electrically coupled to three first connecting ends by circuits, and electrically coupled to a second USB interface signal IC by another circuit, and such IC being electrically coupled to four second connecting ends; wherein the three first connecting ends and a second connecting end selectively coupled to a peripheral device with a USB interface conversion function by an electric connection such that the USB interface signals are transmitted, and the rest of the three second connecting ends are respectively coupled to a USB interface socket.

REFERENCES:
patent: 5963431 (1999-10-01), Stancil
patent: 6261104 (2001-07-01), Leman

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