Back to results
US 2008/0290935 A1Published application
Apparatus and method for preventing current leakage when a low voltage domain is powered down
AssigneeNVIDIA Corporation
InventorsGe Yang, Hwong-Kwo Lin, Charles Chew-Yuen Young
Life of this patent
Estimating the term…
Abstract
An apparatus and method are provided for preventing a current leakage or direct current when a low voltage domain is powered down. Included is a voltage transition circuit connected between a low voltage domain and a high voltage domain. Such voltage transition circuit includes a circuit component for preventing a current leakage when the low voltage domain is powered down.
Claims20
An apparatus, comprising:
- a voltage transition circuit connected between a low voltage domain and a high voltage domain, the voltage transition circuit including circuit component for preventing a current leakage or direct current when the low voltage domain is powered down.
A method, comprising;
- receiving at a voltage transition circuit a power supply voltage from a low voltage domain;
- converting the power supply voltage from the low voltage domain to a high voltage domain;
- and
- preventing a current leakage or direct current when the low voltage domain is powered down.
1 more element
A system, comprising:
- means for receiving at a voltage transition circuit a power supply voltage from a low voltage domain;
- means for converting the power supply voltage from the low voltage domain to a high voltage domain;
- and
- means for preventing a current leakage or direct current when the low voltage domain is powered down.
1 more element
Dependencies are inferred from the claim text.