Patent · US Active

Voltage level shifting circuit and method

US7884645B2 · kind B2 · utility

6Cited by

3References

24Claims

0Family size

Assignee

QUALCOMM Incorporated · US

Inventors

Nan Chen · San Diego, US
Ritu Chaba · San Diego, US

Key dates

Filing date	Jan 31, 2008
Grant date	Feb 8, 2011
Priority date	—
Expiry date	Jan 31, 2028

Classification

Technology area (CPC H)Electricity
CPC primaryH03K19/01721
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

Abstract

In a particular embodiment, a method includes receiving an input voltage at an input to a level shifting circuit that includes voltage pull-up logic. The method includes providing an output signal from the level shifting circuit. The method also includes selectively activating the voltage pull-up logic circuit of the level shifting circuit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.