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Class Information
Number: 327/533
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Specific identifiable device, circuit, or system > With specific source of supply or bias voltage > Fluctuating or ac source with rectifier or filter > With battery connected across rectifier
Description: Subject matter wherein the conversion is accomplished via a battery connected across or in shunt with a rectifier.

Patents under this class:

Patent Number Title Of Patent Date Issued
7901546 Monitoring methods, systems and apparatus for validating the operation of a current interrupter used in cathodic protection Mar. 8, 2011
7672657 Tunable filter apparatus, systems, and methods Mar. 2, 2010
7551153 Combined exponential/linear RGB LED I-sink digital-to-analog converter Jun. 23, 2009
7459959 Method and apparatus for driving LED's Dec. 2, 2008
6545525 Semiconductor device including interface circuit, logic circuit, and static memory array having transistors of various threshold voltages and being supplied with various supply voltages Apr. 8, 2003
6396333 Circuit for synchronous rectification with minimal reverse recovery losses May. 28, 2002
5699008 Thyristor controllable by logic signals Dec. 16, 1997
5475333 Built-in drive power-source semiconductor device Dec. 12, 1995
5449989 Energy conversion system Sep. 12, 1995

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