Balun device

Wave transmission lines and networks – Coupling networks – Balanced to unbalanced circuits

Reexamination Certificate

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Details

C333S026000, C333S202000

Reexamination Certificate

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11004310

ABSTRACT:
A balun device provides a more suitable technique for a broader band application which has been difficult for conventional baluns. The balun device has a balun unit, which is provided with a balanced line and an unbalanced line, and a matching circuit connected to the unbalanced line, wherein the matching circuit is composed of a high-pass filter.

REFERENCES:
patent: 6606015 (2003-08-01), Uriu et al.
patent: 6628189 (2003-09-01), Yazaki et al.
patent: 6788164 (2004-09-01), Maekawa et al.
patent: 6937845 (2005-08-01), Watanabe et al.
patent: 6952142 (2005-10-01), Guitton et al.
patent: 2002-271036 (2001-03-01), None
patent: 2002-43882 (2002-02-01), None

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