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GB2342784B - Dielectric resonator device, dielectric filter, oscillator, sharing device and electric apparatus - Google Patents

Dielectric resonator device, dielectric filter, oscillator, sharing device and electric apparatus

Info

Publication number
GB2342784B
GB2342784B GB9927566A GB9927566A GB2342784B GB 2342784 B GB2342784 B GB 2342784B GB 9927566 A GB9927566 A GB 9927566A GB 9927566 A GB9927566 A GB 9927566A GB 2342784 B GB2342784 B GB 2342784B
Authority
GB
United Kingdom
Prior art keywords
dielectric
oscillator
electric apparatus
dielectric resonator
dielectric filter
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
GB9927566A
Other versions
GB9927566D0 (en
GB2342784A (en
Inventor
Shigeyuki Mikami
Toshiro Hiratsuka
Tomiya Sonoda
Yutaka Ida
Kiyoshi Kanagawa
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 JP11329798A external-priority patent/JP3468093B2/en
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of GB9927566D0 publication Critical patent/GB9927566D0/en
Publication of GB2342784A publication Critical patent/GB2342784A/en
Application granted granted Critical
Publication of GB2342784B publication Critical patent/GB2342784B/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
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/207—Hollow waveguide filters
    • H01P1/208—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure
    • H01P1/2084—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with dielectric resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/10—Dielectric resonators

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
GB9927566A 1998-04-23 1999-04-21 Dielectric resonator device, dielectric filter, oscillator, sharing device and electric apparatus Expired - Fee Related GB2342784B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11329798A JP3468093B2 (en) 1998-04-23 1998-04-23 Dielectric filter, duplexer and electronic equipment
GB9909198A GB2338349B (en) 1998-04-23 1999-04-21 Dielectric resonator device, dielectric filter, oscillator, sharing device and electronic apparatus

Publications (3)

Publication Number Publication Date
GB9927566D0 GB9927566D0 (en) 2000-01-19
GB2342784A GB2342784A (en) 2000-04-19
GB2342784B true GB2342784B (en) 2000-10-04

Family

ID=26315447

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9927566A Expired - Fee Related GB2342784B (en) 1998-04-23 1999-04-21 Dielectric resonator device, dielectric filter, oscillator, sharing device and electric apparatus

Country Status (1)

Country Link
GB (1) GB2342784B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0734088A1 (en) * 1995-03-22 1996-09-25 Murata Manufacturing Co., Ltd. Dielectric resonator and dielectric resonator device using same
EP0764996A1 (en) * 1995-09-19 1997-03-26 Murata Manufacturing Co., Ltd. Dielectric resonator capable of varying resonant frequency

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0734088A1 (en) * 1995-03-22 1996-09-25 Murata Manufacturing Co., Ltd. Dielectric resonator and dielectric resonator device using same
EP0764996A1 (en) * 1995-09-19 1997-03-26 Murata Manufacturing Co., Ltd. Dielectric resonator capable of varying resonant frequency

Also Published As

Publication number Publication date
GB9927566D0 (en) 2000-01-19
GB2342784A (en) 2000-04-19

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Legal Events

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

Effective date: 20130421