Cell voltage measuring device for cell module

Cell voltage monitor for a fuel cell stack

Ceramics cell for measuring electrical conductivity of liquid so

Charge depletion meter

Charge measurement circuit for a battery in which oscillators ar

Charge status indicator

Charging/discharging electrical energy indication apparatus...

Circuit and method for auto-calibration of an active load

Circuit and method for detecting battery source end of life

Circuit and method for measuring battery voltage by time of disc

Circuit and method for measuring the conductivity of an...

Circuit arrangement for amperometric titration

Circuit arrangement for correction of a sensor output

Circuit arrangement for judging the lifetime of a battery in a n

Circuit for compensating non-linearities in electrolyte conducti

Circuit for detecting leakage in power supply

Circuit for detecting overcharging and overdischarging

Circuit for measuring battery voltage and method for battery...

Circuit for measuring discharging and charging current of a batt

Circuit for measuring the capacity of a battery