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.
Patent No.:
Date of Patent:
Dec. 30, 2008
Filed:
May. 15, 2007
Applicants:
Mirza Jahan, Chandler, AZ (US);
Noor Sarwar, Chandler, AZ (US);
Inventors:
Mirza Jahan, Chandler, AZ (US);
Noor Sarwar, Chandler, AZ (US);
Assignee:
Marvell International Ltd., Hamilton, BM;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/0175 (2006.01);
U.S. Cl.
CPC ...
Abstract
A level shifter may reduce leakage current and provide firewall protection between circuits of different voltage domains when one voltage domain is in a standby mode. The level shifter may either couple or decouple input circuitry from a reference voltage in response to a firewall enable signal, may translate signal having a predetermined one of either a high or low state when the firewall enable signal is asserted.