A dc or ac external power supply converter is used in conjunction with the existing grid power.

An external power supply (104) provides charging current and voltage (106).

Some methods include co-extruding a combined polymeric stream having an interior core stream encased by an inner stream and an outer stream.

Some methods include co-extruding a combined polymeric stream having an interior core stream encased by an inner stream and an outer stream.

The constant current device (5) comprises a current modulation device (6), an external current limiting resistor (51), and a reverse current diode (52).

The switch circuit is arranged between the current route and an external power source.

Any external power source may be a wall transformer type and may have current limiting means.

They must also be capable of being recharged from an external power outlet.

The external common name (fully qualified domain name or FQDN) is mail.contoso.com.

Some people will have an external power socket, but many wont.

A notebook PC is started by turning on a power source with power supply (connection) from an external power source independently of a power switch.

Described is system and method for controlling power of a computing terminal with an external power source.

The capacitor is charged by the external applied voltage during the time the ICD blocks the external current flow.

A linear regulator (110) regulates the raw voltage provided by the external power supply.

The primary winding (30) of the transformer is connected to an external power supply (38).