Semiconductor device

Details Semiconductor device Semiconductor device

2008-05-16

2010-12-14

Wallis, Michael Rutland (Department: 2836)

Electrical transmission or interconnection systems

Switching systems

Condition responsive

Reexamination Certificate

active

07851948

ABSTRACT:
A semiconductor device includes that a first power line supplied with first power supply voltage, a second power line supplied with second power supply voltage, a third power line electrically connected to a internal circuit; a first switch configured to electrically connect or disconnect the first power line and the third power line, a second switch configured to electrically connect or disconnect the second power line and the third power line, and a control circuit controlling the second switch to electrically connect the first power line and the third power line following a predetermined period after the first power line and the third power line are electrically connected each other based on the first switch.

REFERENCES:
patent: 7202700 (2007-04-01), Isono
patent: 2005-175269 (2005-06-01), None
Philippe Royannez et al., “90nm Low Leakage SoC Design Techniques for Wireless Applications” ISSCC Dig. Tech. Papers, vol. Paper 7.6, pp. 138-139, Feb. 2005.
Yusuke Kanno et al., “Hierarchical Power Distribution with 20 Power Domains in 90-nm Low Power Multi-CPU Processor”, ISSCC Dig. Tech. Papers, Paper 29.4, pp. 540-541, Feb. 2006.

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