Global Patent Index - EP 3815176 A4

EP 3815176 A4 20220323 - METHOD AND APPARATUS FOR INTEGRATED SHIELDED CIRCULATOR

Title (en)

METHOD AND APPARATUS FOR INTEGRATED SHIELDED CIRCULATOR

Title (de)

VERFAHREN UND VORRICHTUNG FÜR EINEN INTEGRIERTEN ABGESCHIRMTEN ZIRKULATOR

Title (fr)

PROCÉDÉ ET APPAREIL POUR CIRCULATEUR BLINDÉ INTÉGRÉ

Publication

EP 3815176 A4 20220323 (EN)

Application

EP 19826857 A 20190426

Priority

  • US 201862691885 P 20180629
  • US 2019029502 W 20190426

Abstract (en)

[origin: CN112385080A] An RF circulator in combination with a RF integrated circuit, the RF integrated circuit having a plurality of RF waveguide or waveguide-like structures in or on the RF integrated circuit, the RF circulator comprising a disk of ferrite material disposed on a metallic material disposed on or in the RF integrated circuit, the disk of ferrite material extending away from the RF integrated circuit whendisposed thereon, the metallic portion having a plurality of apertures therein adjacent the disk of ferrite material which, in use, are in electromagnetic communication with the disk of ferrite material and with the plurality of RF waveguide or waveguide-like structures, the disk of ferrite material being disposed in a metallic cavity.

IPC 8 full level

H01P 1/387 (2006.01); H01L 23/552 (2006.01); H01L 23/66 (2006.01); H01P 5/16 (2006.01); H01P 5/107 (2006.01)

CPC (source: EP)

H01L 23/66 (2013.01); H01P 1/387 (2013.01); H01L 2223/6627 (2013.01); H01L 2223/6683 (2013.01); H01P 5/107 (2013.01)

Citation (search report)

  • [A] US 2014323064 A1 20141030 - MCCARTHY EVAN S [US]
  • [A] WO 2018093771 A1 20180524 - ZTE CORP [CN], et al
  • [A] GB 2005924 A 19790425 - LICENTIA GMBH
  • [A] CHAO LIU ET AL: "Millimeter wave hexagonal nano-ferrite circulator on silicon CMOS substrate", 2014 IEEE MTT-S INTERNATIONAL MICROWAVE SYMPOSIUM (IMS2014), IEEE, 1 June 2014 (2014-06-01), pages 1 - 4, XP032615086, DOI: 10.1109/MWSYM.2014.6848467
  • [A] RABA'AHSYAHIDAH AZIS ET AL: "Influence of pH Adjustment Parameter for Sol-Gel Modification on Structural, Microstructure, and Magnetic Properties of Nanocrystalline Strontium Ferrite", NANOSCALE RESEARCH LETTERS, SPRINGER, US, vol. 13, no. 1, 23 May 2018 (2018-05-23), pages 1 - 13, XP021256710, ISSN: 1931-7573, DOI: 10.1186/S11671-018-2562-X
  • See references of WO 2020005380A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

CN 112385080 A 20210219; CN 112385080 B 20211109; EP 3815176 A1 20210505; EP 3815176 A4 20220323

DOCDB simple family (application)

CN 201980038568 A 20190426; EP 19826857 A 20190426