The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 14, 2005

Filed:

May. 30, 2002
Applicants:

Shifeng Jack Yu, Fremont, CA (US);

Cong Q. Khieu, San Jose, CA (US);

Ivana Cappellano, Palermo, IT;

Inventors:

Shifeng Jack Yu, Fremont, CA (US);

Cong Q. Khieu, San Jose, CA (US);

Ivana Cappellano, Palermo, IT;

Assignee:

Sun Microsystems, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B001/00 ;
U.S. Cl.
CPC ...
Abstract

Disclosed is an input/output (IO) device for transmitting an input data bit signal. In one embodiment, the IO device includes an IO device input node for receiving the input data bit signal and an IO device output node. The IO device also includes a driver coupled between the IO device input node and the IO device output node. The driver includes at least one FET that defines a gate oxide voltage limit. The driver receives a supply voltage and the input data bit signal. The driver charges and discharges the IO device output node to the supply voltage and ground, respectively, in response to driver receiving the supply voltage and the input data bit signal. The supply voltage is greater than the gate oxide voltage limit.


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