Filtering circuit and power supply device equipped with same

Details Filtering circuit and power supply device equipped with same Filtering circuit and power supply device equipped with same

2005-10-25

2005-10-25

Cho, James H. (Department: 2819)

Wave transmission lines and networks

Coupling networks

Frequency domain filters utilizing only lumped parameters

C333S181000, C363S047000, C307S105000

Reexamination Certificate

active

06958666

ABSTRACT:
The invention provides a filter circuit comprising inductors (6, 15) and capacitors (11) interconnected to form filter stages, the capacitors (11) being distributed over at least two printed circuit cards (7, 8) disposed facing each other and spaced apart by a gap (H), at least one inductor (15) extending across the gap (H) between the cards and connected to both cards (7, 8). The invention also provides a power supply device equipped with such a filter circuit.

REFERENCES:
patent: 2611010 (1952-09-01), Sass et al.
patent: 6218910 (2001-04-01), Miller
patent: 325379 (1989-07-01), None
patent: 63283093 (1988-11-01), None

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