EP 1721228 A4 20080102 - AUTOMATIC POWER FACTOR CORRECTION USING POWER MEASUREMENT CHIP
Title (en)
AUTOMATIC POWER FACTOR CORRECTION USING POWER MEASUREMENT CHIP
Title (de)
AUTOMATISCHE LEISTUNGSFAKTORKORREKTUR UNTER VERWENDUNG EINES LEISTUNGSMESSCHIPS
Title (fr)
CORRECTION DU FACTEUR DE PUISSANCE AUTOMATIQUE A L'AIDE D'UNE PUCE DE MESURE DE PUISSANCE
Publication
Application
Priority
- US 2005005929 W 20050225
- US 78925304 A 20040227
IPC 8 full level
G05F 1/70 (2006.01)
CPC (source: EP)
G05F 1/70 (2013.01)
Citation (search report)
- [X] US 6462519 B1 20021008 - MCDANIEL WILLIAM D [US], et al
- [A] US 6275397 B1 20010814 - MCCLAIN EDWARD L [US]
- See references of WO 2005085970A1
Citation (examination)
ANALOG DEVICES INC: "Active and Apparent Energy Metering IC with di/dt sensor interface", 2002
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
CA 2556779 A1 20050915; CN 1950773 A 20070418; EP 1721228 A1 20061115; EP 1721228 A4 20080102; JP 2007525938 A 20070906
DOCDB simple family (application)
CA 2556779 A 20050225; CN 200580013249 A 20050225; EP 05723692 A 20050225; JP 2007500976 A 20050225