ITRM920555A0 - Filtri a blocchetti di materiale dielettrico comprendenti induttori dilinee di trasmissione schermate. - Google Patents

Filtri a blocchetti di materiale dielettrico comprendenti induttori dilinee di trasmissione schermate.

Info

Publication number
ITRM920555A0
ITRM920555A0 IT92RM555A ITRM920555A ITRM920555A0 IT RM920555 A0 ITRM920555 A0 IT RM920555A0 IT 92RM555 A IT92RM555 A IT 92RM555A IT RM920555 A ITRM920555 A IT RM920555A IT RM920555 A0 ITRM920555 A0 IT RM920555A0
Authority
IT
Italy
Prior art keywords
dielectric material
transmission lines
material including
block filters
including inductors
Prior art date
Application number
IT92RM555A
Other languages
English (en)
Inventor
David R Heine
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of ITRM920555A0 publication Critical patent/ITRM920555A0/it
Publication of ITRM920555A1 publication Critical patent/ITRM920555A1/it
Application granted granted Critical
Publication of IT1258850B publication Critical patent/IT1258850B/it

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
    • 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
    • H01P1/202—Coaxial filters
    • 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
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H01P1/2136—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using comb or interdigital filters; using cascaded coaxial cavities

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
ITRM920555A 1991-07-22 1992-07-20 Filtri a blocchetti di materiale dielettrico comprendenti induttori dilinee di trasmissione schermate. IT1258850B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/733,585 US5173672A (en) 1991-07-22 1991-07-22 Dielectric block filter with included shielded transmission line inductors

Publications (3)

Publication Number Publication Date
ITRM920555A0 true ITRM920555A0 (it) 1992-07-20
ITRM920555A1 ITRM920555A1 (it) 1994-01-20
IT1258850B IT1258850B (it) 1996-03-01

Family

ID=24948259

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM920555A IT1258850B (it) 1991-07-22 1992-07-20 Filtri a blocchetti di materiale dielettrico comprendenti induttori dilinee di trasmissione schermate.

Country Status (10)

Country Link
US (1) US5173672A (it)
JP (1) JPH06501603A (it)
KR (1) KR930702794A (it)
CA (1) CA2089547A1 (it)
DE (2) DE4292383C2 (it)
FR (1) FR2683098B1 (it)
GB (1) GB2263584B (it)
IT (1) IT1258850B (it)
MX (1) MX9204297A (it)
WO (1) WO1993002483A1 (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5254962A (en) * 1992-06-19 1993-10-19 Motorola, Inc. Combined acoustic wave device and ceramic block filter structure
US5278527A (en) * 1992-07-17 1994-01-11 Motorola, Inc. Dielectric filter and shield therefor
US5443390A (en) * 1993-07-14 1995-08-22 International Business Machines, Corp. Computer audio joystick and MIDI breakout box
GB2284311B (en) * 1993-11-24 1998-03-04 Filtronic Ltd Hybrid notch filter
US5617086A (en) * 1994-10-31 1997-04-01 International Road Dynamics Traffic monitoring system
US5748058A (en) * 1995-02-03 1998-05-05 Teledyne Industries, Inc. Cross coupled bandpass filter
DE19534158C1 (de) * 1995-09-14 1997-03-13 Siemens Matsushita Components Mikrowellen-Keramikfilter
FI99246C (fi) * 1996-01-18 1997-12-10 Lk Products Oy Fyysiseltä pituudeltaan lyhennetty dielektrinen resonaattorirakenne ja dielektrinen suodatin
US5864265A (en) * 1997-06-30 1999-01-26 Motorola Inc. Bandstop filter module with shunt zero
US6194774B1 (en) * 1999-03-10 2001-02-27 Samsung Electronics Co., Ltd. Inductor including bonding wires
JP3582465B2 (ja) * 2000-08-07 2004-10-27 株式会社村田製作所 誘電体フィルタ、誘電体デュプレクサおよび通信装置
US7696845B2 (en) 2005-06-23 2010-04-13 Ube Industries, Ltd. Dielectric filter for base station communication equipment
US7830229B2 (en) * 2007-04-27 2010-11-09 Cts Corporation Coaxial resonator including a metallized area with interdigitated fingers
US7656236B2 (en) 2007-05-15 2010-02-02 Teledyne Wireless, Llc Noise canceling technique for frequency synthesizer
US8179045B2 (en) 2008-04-22 2012-05-15 Teledyne Wireless, Llc Slow wave structure having offset projections comprised of a metal-dielectric composite stack
US9202660B2 (en) 2013-03-13 2015-12-01 Teledyne Wireless, Llc Asymmetrical slow wave structures to eliminate backward wave oscillations in wideband traveling wave tubes
CN111193084B (zh) * 2020-01-07 2021-07-20 南京华脉科技股份有限公司 一种滤波器盖板

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2109641B (en) * 1981-10-02 1985-08-14 Murata Manufacturing Co Distributed constant type filter
JPS60114004A (ja) * 1983-11-25 1985-06-20 Murata Mfg Co Ltd 誘電体フィルタの実装構造
US4742562A (en) * 1984-09-27 1988-05-03 Motorola, Inc. Single-block dual-passband ceramic filter useable with a transceiver
JPS61179603A (ja) * 1985-02-04 1986-08-12 Murata Mfg Co Ltd 分布定数形誘電体共振器
US4740765A (en) * 1985-09-30 1988-04-26 Murata Manufacturing Co., Ltd. Dielectric filter
US4800347A (en) * 1986-09-04 1989-01-24 Murata Manufacturing Co., Ltd. Dielectric filter
US4757288A (en) * 1987-02-25 1988-07-12 Rockwell International Corporation Ceramic TEM bandstop filters
JPH01112801A (ja) * 1987-10-26 1989-05-01 Kokusai Electric Co Ltd 誘電体帯域フィルタ
US4823098A (en) * 1988-06-14 1989-04-18 Motorola, Inc. Monolithic ceramic filter with bandstop function
JPH0744369B2 (ja) * 1988-07-07 1995-05-15 松下電器産業株式会社 フィルタ装置
CA2037262A1 (en) * 1990-03-02 1991-09-03 Hiroyuki Sogo Dielectric resonator and a filter using same
JP3116031B2 (ja) * 1998-01-22 2000-12-11 オリンパス光学工業株式会社 高周波処置具

Also Published As

Publication number Publication date
GB2263584A (en) 1993-07-28
FR2683098A1 (fr) 1993-04-30
MX9204297A (es) 1994-01-31
WO1993002483A1 (en) 1993-02-04
FR2683098B1 (fr) 1994-05-13
ITRM920555A1 (it) 1994-01-20
KR930702794A (ko) 1993-09-09
DE4292383C2 (de) 1995-10-05
JPH06501603A (ja) 1994-02-17
GB9305301D0 (en) 1993-05-19
GB2263584B (en) 1995-06-21
US5173672A (en) 1992-12-22
IT1258850B (it) 1996-03-01
DE4292383T1 (de) 1993-10-07
CA2089547A1 (en) 1993-01-23

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950809