Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
LARGE VALUE BURIED INDUCTORS IN LOW TEMPERATURE CO-FIRED CERAMIC CIRCUIT BOARDS
Document Type and Number:
WIPO Patent Application WO2000021101
Kind Code:
A3
Abstract:
Large value embedded inductors are made by screen printing an inductor coil (16) onto one or more ferrite tapes (14, 18), and covering the ferrite tapes with one or more ferrite tape layer or layers (14, 18). Low firing temperature green tapes (12, 20) surround the ferrite layer or layers (14, 18). These green tapes (12, 20) can be expansion matched to gallium arsenide.

Inventors:
LIBERATORE MICHAEL JAMES
HOZER LESZEK
MUN JE-DO
KIM IN-TAE
PARK YUN-HWI
KANG HYUN-GYU
PARK SUNG-DAE
Application Number:
PCT/US1999/023208
Publication Date:
July 27, 2000
Filing Date:
October 01, 1999
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SARNOFF CORP (US)
DAEWOO ELECTRONICS CO LTD (KR)
International Classes:
C04B35/26; C04B35/497; C08K3/22; C08L101/00; H01F1/00; H01F17/00; H01F5/00; H01F41/04; H01G4/12; H01G4/30; H05K3/46; H05K1/03; H05K1/16; (IPC1-7): G11B5/31; H03H7/01; G04B35/48; B32B9/00; B32B15/02; C03B23/20
Foreign References:
US5858548A1999-01-12
US5592134A1997-01-07
US5045380A1991-09-03
US4731297A1988-03-15
US3954434A1976-05-04
Other References:
See also references of EP 1118076A4
Download PDF: