GB0027602D0 - Nonreciprocal circuit element - Google Patents

Nonreciprocal circuit element

Info

Publication number
GB0027602D0
GB0027602D0 GBGB0027602.2A GB0027602A GB0027602D0 GB 0027602 D0 GB0027602 D0 GB 0027602D0 GB 0027602 A GB0027602 A GB 0027602A GB 0027602 D0 GB0027602 D0 GB 0027602D0
Authority
GB
United Kingdom
Prior art keywords
circuit element
nonreciprocal circuit
nonreciprocal
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GBGB0027602.2A
Other versions
GB2358290A (en
GB2358290B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of GB0027602D0 publication Critical patent/GB0027602D0/en
Publication of GB2358290A publication Critical patent/GB2358290A/en
Application granted granted Critical
Publication of GB2358290B publication Critical patent/GB2358290B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/342—Oxides
    • H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
    • H01F1/346—[(TO4) 3] with T= Si, Al, Fe, Ga
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/38—Circulators
    • H01P1/383—Junction circulators, e.g. Y-circulators
    • H01P1/387—Strip line circulators

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Non-Reversible Transmitting Devices (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
  • Thin Magnetic Films (AREA)
GB0027602A 1999-11-15 2000-11-10 Nonreciprocal circuit element Expired - Fee Related GB2358290B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP32454699A JP2001144508A (en) 1999-11-15 1999-11-15 Irreversible circuit element

Publications (3)

Publication Number Publication Date
GB0027602D0 true GB0027602D0 (en) 2000-12-27
GB2358290A GB2358290A (en) 2001-07-18
GB2358290B GB2358290B (en) 2001-10-03

Family

ID=18167024

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0027602A Expired - Fee Related GB2358290B (en) 1999-11-15 2000-11-10 Nonreciprocal circuit element

Country Status (5)

Country Link
JP (1) JP2001144508A (en)
KR (1) KR100431143B1 (en)
CN (1) CN1296307A (en)
DE (1) DE10056543A1 (en)
GB (1) GB2358290B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006013865A1 (en) * 2004-08-03 2006-02-09 Hitachi Metals, Ltd. Non-reciprocal circuit element

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5342398A (en) * 1976-09-30 1978-04-17 Hitachi Metals Ltd Method of manufacturing multiicrystal garnet
JP2504192B2 (en) * 1989-06-15 1996-06-05 株式会社村田製作所 Microwave / millimeter wave magnetic composition
DE69621567T2 (en) * 1995-11-27 2002-10-31 Murata Mfg. Co., Ltd. Non-reciprocal circuit element
JPH11220310A (en) * 1997-10-15 1999-08-10 Hitachi Metals Ltd Nonreversible circuit element
KR100314625B1 (en) * 1998-12-21 2001-11-30 이형도 Isolator
JP2000261210A (en) * 1999-03-09 2000-09-22 Matsushita Electric Ind Co Ltd Irreversible circuit element and concentrated constant type isolator and radio terminal

Also Published As

Publication number Publication date
DE10056543A1 (en) 2001-06-13
KR100431143B1 (en) 2004-05-12
KR20010060283A (en) 2001-07-06
JP2001144508A (en) 2001-05-25
CN1296307A (en) 2001-05-23
GB2358290A (en) 2001-07-18
GB2358290B (en) 2001-10-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20091110