Wave transmission lines and networks – Coupling networks – Frequency domain filters utilizing only lumped parameters
Reexamination Certificate
2006-02-14
2006-02-14
Ham, Seungsook (Department: 2817)
Wave transmission lines and networks
Coupling networks
Frequency domain filters utilizing only lumped parameters
C333S185000, C336S200000
Reexamination Certificate
active
06998939
ABSTRACT:
Comprising a magnetic member32formed by laminating magnetic sheets24, 28, 30, 31a first impedance element21formed in the magnetic member32,and a second impedance element25formed above the first impedance element21,the first impedance element21includes a first normal impedance element22and a first common impedance element23,and the second impedance element25includes a second common impedance element26and a second normal impedance element27.
REFERENCES:
patent: 4918417 (1990-04-01), Sakamoto
patent: 5583470 (1996-12-01), Okubo
patent: 6294976 (2001-09-01), Imada et al.
patent: 6317965 (2001-11-01), Okamoto et al.
patent: 5-101950 (1993-04-01), None
patent: 7-99123 (1995-04-01), None
patent: 08138941 (1996-05-01), None
patent: 8-148354 (1996-06-01), None
patent: 08-335517 (1996-12-01), None
patent: 11-214229 (1999-08-01), None
Matsumura Kazutoshi
Nakayama Shogo
Nishimura Koji
Oishi Kazuo
Orita Takeshi
Ham Seungsook
Matsushita Electric - Industrial Co., Ltd.
Steptoe & Johnson LLP
LandOfFree
Noise filter and electronic device using noise filter does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Noise filter and electronic device using noise filter, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Noise filter and electronic device using noise filter will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3712121