GB9905140D0 - Electronic filler - Google Patents

Electronic filler

Info

Publication number
GB9905140D0
GB9905140D0 GB9905140A GB9905140A GB9905140D0 GB 9905140 D0 GB9905140 D0 GB 9905140D0 GB 9905140 A GB9905140 A GB 9905140A GB 9905140 A GB9905140 A GB 9905140A GB 9905140 D0 GB9905140 D0 GB 9905140D0
Authority
GB
United Kingdom
Prior art keywords
filler
electronic
electronic filler
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
GB9905140A
Other versions
GB2347805B (en
GB2347805A (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.)
BATY DAVID C
Original Assignee
BATY DAVID C
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 BATY DAVID C filed Critical BATY DAVID C
Priority to GB9905140A priority Critical patent/GB2347805B/en
Publication of GB9905140D0 publication Critical patent/GB9905140D0/en
Publication of GB2347805A publication Critical patent/GB2347805A/en
Application granted granted Critical
Publication of GB2347805B publication Critical patent/GB2347805B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/12—Bandpass or bandstop filters with adjustable bandwidth and fixed centre frequency
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1716—Comprising foot-point elements
    • H03H7/1725—Element to ground being common to different shunt paths, i.e. Y-structure
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1766—Parallel LC in series path

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
GB9905140A 1999-03-06 1999-03-06 Electronic filter Expired - Fee Related GB2347805B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9905140A GB2347805B (en) 1999-03-06 1999-03-06 Electronic filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9905140A GB2347805B (en) 1999-03-06 1999-03-06 Electronic filter

Publications (3)

Publication Number Publication Date
GB9905140D0 true GB9905140D0 (en) 1999-04-28
GB2347805A GB2347805A (en) 2000-09-13
GB2347805B GB2347805B (en) 2003-03-19

Family

ID=10849077

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9905140A Expired - Fee Related GB2347805B (en) 1999-03-06 1999-03-06 Electronic filter

Country Status (1)

Country Link
GB (1) GB2347805B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7777597B2 (en) * 2004-10-29 2010-08-17 Nortel Networks Limited Band reject filters

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5679502A (en) * 1979-11-30 1981-06-30 Matsushita Electric Ind Co Ltd Band block filter and antenna duplexer
JPS57136801A (en) * 1981-02-17 1982-08-24 Matsushita Electric Ind Co Ltd High frequency band blocking filter
JPH03292010A (en) * 1990-04-10 1991-12-24 Murata Mfg Co Ltd Active band stop filter
GB2247125B (en) * 1990-08-16 1995-01-11 Technophone Ltd Tunable bandpass filter
JP3398243B2 (en) * 1995-01-31 2003-04-21 京セラ株式会社 Antenna duplexer
JP3240437B2 (en) * 1997-07-24 2001-12-17 株式会社トーキン Group delay time equalizing type dielectric filter

Also Published As

Publication number Publication date
GB2347805B (en) 2003-03-19
GB2347805A (en) 2000-09-13

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Legal Events

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