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    • 2. 发明专利
    • DE69033993T2
    • 2003-04-30
    • DE69033993
    • 1990-12-13
    • TDK CORP
    • TAKAYA MINORUMOCHIZUKI YOSHINORIYASUDA KATSUHARU
    • H01L27/01H03H7/09H05K1/16H01L49/00
    • A multilayer hybrid circuit having a laminated body having at least one of a plurality of dielectric layers, dielectric magnetic layers, and conductive patterns on said dielectric layers and said magnetic layers, is produced through printing process and sintering process, and composes capacitors, inductors, and resistors. An external connection is effected by side terminals positioned on side walls of the laminated body. A coupling conductor which is perpendicular to a dielectric plane is provided for coupling elements on different planes. Said coupling conductor is a succession of essentially S-shaped conductor chips or lines with the ends connected to adjacent conductor chips on different planes. That coupling conductor functions via a through hole conductor in a prior printed circuit board, and has high operational reliability in a component which is produced through sintering process. In one embodiment, an inductor is produced by a pair of coils connected in series with each other to reduce the thickness of the laminated body while providing high inductance.
    • 4. 发明专利
    • DE69033993D1
    • 2002-09-19
    • DE69033993
    • 1990-12-13
    • TDK CORP
    • TAKAYA MINORUMOCHIZUKI YOSHINORIYASUDA KATSUHARU
    • H01L27/01H03H7/09H05K1/16H01L49/00
    • A multilayer hybrid circuit having a laminated body having at least one of a plurality of dielectric layers, dielectric magnetic layers, and conductive patterns on said dielectric layers and said magnetic layers, is produced through printing process and sintering process, and composes capacitors, inductors, and resistors. An external connection is effected by side terminals positioned on side walls of the laminated body. A coupling conductor which is perpendicular to a dielectric plane is provided for coupling elements on different planes. Said coupling conductor is a succession of essentially S-shaped conductor chips or lines with the ends connected to adjacent conductor chips on different planes. That coupling conductor functions via a through hole conductor in a prior printed circuit board, and has high operational reliability in a component which is produced through sintering process. In one embodiment, an inductor is produced by a pair of coils connected in series with each other to reduce the thickness of the laminated body while providing high inductance.
    • 7. 发明专利
    • STRUCTURE OF LAMINATED HYBRID INTEGRATED CIRCUIT COMPONENT
    • JPH02229462A
    • 1990-09-12
    • JP5077389
    • 1989-03-02
    • TDK CORP
    • TAKATANI MINORUMOCHIZUKI YOSHINORI
    • H01F27/00H01G4/40H01L27/01
    • PURPOSE:To reduce the number of wiring patterns on an electronic-component mounting face by a method wherein an internal wiring part is formed inside a laminated body so as to be piled up on a network and said internal wiring part is formed of the following: one or more layers of insulating layers; plane conductor layers formed along the insulating layers; a through hole part used to connect electrically the plane conductor layers in different layers by piercing the insulating layers. CONSTITUTION:An internal wiring part 17 which has been formed collectively on a capacitor network 5 is formed of the following: one or more layers, e.g. three layers, of insulating layers 18; plane conductor layers 19 formed respectively along the individual insulating layers 18; through hole parts 20 which are composed of a conductor and which mutually connect the plane conductor layers 19, 19 in different layers by piercing the insulating layers 18 by using a previously designed pattern. Ag, Ag-Pd, Pd or the like is used for the conductor for the through hole parts 20 and the plane conductor layers 19. A ceramic, a ferrite or glass is used for the insulating layers 18; the layers are formed by a thick-film printing operation in the same manner as a laminated-body IC.