Title:
MAGNETIC FERRITE AND MAGNETIC DEVICE USING SAME
Document Type and Number:
WIPO Patent Application WO/2005/005341
Kind Code:
A1
Abstract:
Disclosed are a magnetic ferrite exhibiting excellent performance in the GHz band, and a magnetic device with excellent high frequency characteristics which has a core of such a magnetic ferrite. The magnetic ferrite contains iron oxide, cobalt oxide and zinc oxide as the main components, and further contains at least one element selected from the group consisting of titanium, tantalum, indium, zirconium, lithium, tin and vanadium as a sub-component.
Inventors:
INUZUKA TSUTOMU
Application Number:
PCT/JP2004/010265
Publication Date:
January 20, 2005
Filing Date:
July 13, 2004
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD (JP)
INUZUKA TSUTOMU
INUZUKA TSUTOMU
International Classes:
C01G49/00; C01G51/00; C04B35/26; C04B35/34; G06F15/00; H01F1/34; H01F17/04; H01F17/06; (IPC1-7): C04B35/34; C01G49/00; H01F1/34; H01F17/00
Foreign References:
| JPS477821B1 | 1972-03-06 | |||
| JPH0262012A | 1990-03-01 | |||
| JPH02103907A | 1990-04-17 | |||
| JP2001159668A | 2001-06-12 | |||
| JPH0555061A | 1993-03-05 | |||
| JP2001358522A | 2001-12-26 |
Other References:
See also references of EP 1650177A4
Attorney, Agent or Firm:
Iwahashi, Fumio c/o Matsushita Electric Industrial Co. (Ltd. 1006 Oaza Kadoma, Kadoma-sh, Osaka 01, JP)
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