Power management unit and systems LSI having the power management unit
US8255730B2 · kind B2 · utility
20Cited by
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12Claims
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Key dates
| Filing date | Nov 25, 2008 |
| Grant date | Aug 28, 2012 |
| Priority date | — |
| Expiry date | Jan 19, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D10/00
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A power management unit for controlling power supply voltages of first and second power domains to which first and second CPUs belong respectively includes a power IC which supplies first and second power supply voltages to the first and second power domains respectively; a clock generating portion which generates first and second clocks and supplies the first and second clocks to the first and second CPUs respectively; and a power and clock control portion which is connected both to the power IC and to the clock generating portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.