Electronic digital logic circuitry – Signal sensitivity or transmission integrity – Signal level or switching threshold stabilization
Reexamination Certificate
2011-03-29
2011-03-29
Le, Don P (Department: 2819)
Electronic digital logic circuitry
Signal sensitivity or transmission integrity
Signal level or switching threshold stabilization
C326S083000, C327S530000
Reexamination Certificate
active
07915915
ABSTRACT:
A differential stage circuit is disclosed, which includes a differential circuit, a current source coupled to supply, when activated, an operating current to the differential circuit, and a control circuit coupled to control activation and deactivation of the current source. The differential stage circuit further includes a compensation circuit configured to supply a compensation pulse to the current source when the current source is activated.
REFERENCES:
patent: 6340939 (2002-01-01), Dedic
patent: 6803809 (2004-10-01), Saitoh
patent: 6882191 (2005-04-01), Kwok
patent: 7161401 (2007-01-01), Li
Hinderer Thorsten
Kuzmenka Maksim
Elpida Memory Inc.
Le Don P
Morrison & Foerster / LLP
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