GB2352564B - Nonreciprocal circuit device and communications device - Google Patents

Nonreciprocal circuit device and communications device

Info

Publication number
GB2352564B
GB2352564B GB0025146A GB0025146A GB2352564B GB 2352564 B GB2352564 B GB 2352564B GB 0025146 A GB0025146 A GB 0025146A GB 0025146 A GB0025146 A GB 0025146A GB 2352564 B GB2352564 B GB 2352564B
Authority
GB
United Kingdom
Prior art keywords
nonreciprocal circuit
communications
circuit device
communications device
nonreciprocal
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.)
Expired - Fee Related
Application number
GB0025146A
Other versions
GB2352564A (en
GB0025146D0 (en
Inventor
Hiromu Tokudera
Katsuyuki Ohira
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
Priority claimed from JP29080798A external-priority patent/JP3353720B2/en
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of GB0025146D0 publication Critical patent/GB0025146D0/en
Publication of GB2352564A publication Critical patent/GB2352564A/en
Application granted granted Critical
Publication of GB2352564B publication Critical patent/GB2352564B/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
    • H01P1/38—Circulators
    • H01P1/383—Junction circulators, e.g. Y-circulators
    • H01P1/387—Strip line circulators
GB0025146A 1998-10-13 1999-10-08 Nonreciprocal circuit device and communications device Expired - Fee Related GB2352564B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP29080798A JP3353720B2 (en) 1998-10-13 1998-10-13 Non-reciprocal circuit device and communication device
GB9923937A GB2344466B (en) 1998-10-13 1999-10-08 Nonreciprocal circuit device and communications device

Publications (3)

Publication Number Publication Date
GB0025146D0 GB0025146D0 (en) 2000-11-29
GB2352564A GB2352564A (en) 2001-01-31
GB2352564B true GB2352564B (en) 2001-06-06

Family

ID=26315995

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0025146A Expired - Fee Related GB2352564B (en) 1998-10-13 1999-10-08 Nonreciprocal circuit device and communications device

Country Status (1)

Country Link
GB (1) GB2352564B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4817050B2 (en) * 2006-02-07 2011-11-16 日立金属株式会社 Non-reciprocal circuit element

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205281A (en) * 1975-05-10 1980-05-27 Tsukasa Nagao Ferrite composite circulator
GB2269942A (en) * 1992-08-05 1994-02-23 Murata Manufacturing Co Non-reciprocal circuit element and method thereof
JPH07106809A (en) * 1993-09-30 1995-04-21 Tokin Corp Lumped constant type isolator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205281A (en) * 1975-05-10 1980-05-27 Tsukasa Nagao Ferrite composite circulator
GB2269942A (en) * 1992-08-05 1994-02-23 Murata Manufacturing Co Non-reciprocal circuit element and method thereof
JPH07106809A (en) * 1993-09-30 1995-04-21 Tokin Corp Lumped constant type isolator

Also Published As

Publication number Publication date
GB2352564A (en) 2001-01-31
GB0025146D0 (en) 2000-11-29

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Legal Events

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

Effective date: 20111008