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GB2269705B - Electrical filter - Google Patents

Electrical filter

Info

Publication number
GB2269705B
GB2269705B GB9217488A GB9217488A GB2269705B GB 2269705 B GB2269705 B GB 2269705B GB 9217488 A GB9217488 A GB 9217488A GB 9217488 A GB9217488 A GB 9217488A GB 2269705 B GB2269705 B GB 2269705B
Authority
GB
United Kingdom
Prior art keywords
electrical filter
filter
electrical
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
GB9217488A
Other versions
GB2269705A (en
GB9217488D0 (en
Inventor
William Terence Nisbet
Jacqueline Mclaughlin
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.)
Garrett Motion UK Ltd
Original Assignee
Racal MESL 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 Racal MESL Ltd filed Critical Racal MESL Ltd
Priority to GB9217488A priority Critical patent/GB2269705B/en
Publication of GB9217488D0 publication Critical patent/GB9217488D0/en
Publication of GB2269705A publication Critical patent/GB2269705A/en
Application granted granted Critical
Publication of GB2269705B publication Critical patent/GB2269705B/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
    • H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
    • H01P1/2056—Comb filters or interdigital filters with metallised resonator holes in a dielectric block

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
GB9217488A 1992-08-15 1992-08-15 Electrical filter Expired - Fee Related GB2269705B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9217488A GB2269705B (en) 1992-08-15 1992-08-15 Electrical filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9217488A GB2269705B (en) 1992-08-15 1992-08-15 Electrical filter

Publications (3)

Publication Number Publication Date
GB9217488D0 GB9217488D0 (en) 1992-09-30
GB2269705A GB2269705A (en) 1994-02-16
GB2269705B true GB2269705B (en) 1996-05-29

Family

ID=10720499

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9217488A Expired - Fee Related GB2269705B (en) 1992-08-15 1992-08-15 Electrical filter

Country Status (1)

Country Link
GB (1) GB2269705B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2284311B (en) * 1993-11-24 1998-03-04 Filtronic Ltd Hybrid notch filter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100504A (en) * 1977-06-20 1978-07-11 Harris Corporation Band rejection filter having integrated impedance inverter-tune cavity configuration
EP0008790A1 (en) * 1978-09-04 1980-03-19 Matsushita Electric Industrial Co., Ltd. Microwave filter having means for capacitive interstage coupling between transmission lines
EP0444948A2 (en) * 1990-03-02 1991-09-04 Fujitsu Limited Dielectric resonator and a filter using same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100504A (en) * 1977-06-20 1978-07-11 Harris Corporation Band rejection filter having integrated impedance inverter-tune cavity configuration
EP0008790A1 (en) * 1978-09-04 1980-03-19 Matsushita Electric Industrial Co., Ltd. Microwave filter having means for capacitive interstage coupling between transmission lines
EP0444948A2 (en) * 1990-03-02 1991-09-04 Fujitsu Limited Dielectric resonator and a filter using same

Also Published As

Publication number Publication date
GB2269705A (en) 1994-02-16
GB9217488D0 (en) 1992-09-30

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Legal Events

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

Effective date: 20080815