Printed coil

Details Printed coil Printed coil

1994-09-30

1996-05-28

Kozma, Thomas J.

Inductor devices

Winding formed of plural coils

336 84C, 336182, 336183, 336200, H01F 2728

Patent

active

055215734

ABSTRACT:
A printed coil, having good magnetic coupling, low loss, and good high frequency characteristics, comprises a plurality of conductor forming planes on which a conductor pattern having one or more turns are formed centered about a core inserting hole and which are laminated together with an insulating layer, each of the conductor forming planes being provided with outer peripheral connecting holes provided on an outer periphery of the conductor pattern, and a plurality of inner peripheral connecting holes provided on an inner periphery thereof, with the outer and inner peripheral connecting holes being connected to the conductor pattern; a connecting coil which is laminated together with the conductor forming planes and having a connection pattern thereon for connecting the outer and inner peripheral connecting holes, and circuitry for electrically connecting the outer and inner peripheral connecting holes and the connecting coil.

REFERENCES:
patent: 4873757 (1989-10-01), Williams

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