CA2091089A1 - Filtre - Google Patents

Filtre

Info

Publication number
CA2091089A1
CA2091089A1 CA 2091089 CA2091089A CA2091089A1 CA 2091089 A1 CA2091089 A1 CA 2091089A1 CA 2091089 CA2091089 CA 2091089 CA 2091089 A CA2091089 A CA 2091089A CA 2091089 A1 CA2091089 A1 CA 2091089A1
Authority
CA
Canada
Prior art keywords
filter
directional coupler
coupling
transmitter
transmission lines
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.)
Abandoned
Application number
CA 2091089
Other languages
English (en)
Inventor
Seppo Yrjola
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.)
Pulse Finland Oy
Original Assignee
LK Products Oy
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 LK Products Oy filed Critical LK Products Oy
Publication of CA2091089A1 publication Critical patent/CA2091089A1/fr
Abandoned 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers

Landscapes

  • Transceivers (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Transmitters (AREA)
CA 2091089 1992-03-09 1993-03-05 Filtre Abandoned CA2091089A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI921025 1992-03-09
FI921025A FI90478C (fi) 1992-03-09 1992-03-09 Suodatin

Publications (1)

Publication Number Publication Date
CA2091089A1 true CA2091089A1 (fr) 1993-09-10

Family

ID=8534886

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2091089 Abandoned CA2091089A1 (fr) 1992-03-09 1993-03-05 Filtre

Country Status (7)

Country Link
EP (1) EP0560503B1 (fr)
JP (1) JPH06120708A (fr)
AU (1) AU661556B2 (fr)
CA (1) CA2091089A1 (fr)
DE (1) DE69321859T2 (fr)
DK (1) DK0560503T3 (fr)
FI (1) FI90478C (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI110391B (fi) * 1995-11-08 2003-01-15 Solitra Oy Kotelorakenteinen suodatin
FI980911A (fi) * 1998-04-24 1999-10-25 Nokia Networks Oy Resonaattorirakenne
JP2003204203A (ja) 2002-01-08 2003-07-18 Murata Mfg Co Ltd 方向性結合器付きフィルタおよび通信装置
EP2180672B1 (fr) 2008-10-23 2018-01-24 Volkswagen Aktiengesellschaft Système d'appareil mobile pour véhicules automobiles
DE102009050529B4 (de) 2009-10-23 2020-06-04 Volkswagen Ag Mobilgerätsystem für ein Kraftfahrzeug
DE202009017289U1 (de) 2009-12-22 2010-03-25 Volkswagen Ag Bedienteil zur Bedienung eines Mobiltelefons in einem Kraftfahrzeug

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE519797A (fr) * 1952-05-08
US3829770A (en) * 1971-10-26 1974-08-13 Coaxial Dynamics Inc Directional coupler for transmission lines
US4232401A (en) * 1979-08-20 1980-11-04 The United States Of America As Represented By The Secretary Of The Army Millimeter wave image guide integrated balanced mixer
US4433314A (en) * 1982-01-21 1984-02-21 The United States Of America As Represented By The Secretary Of The Navy Millimeter wave suspended substrate multiplexer
GB8305411D0 (en) * 1983-02-26 1983-03-30 Lucas Ind Plc Microwave filter
CA1218119A (fr) * 1984-03-15 1987-02-17 Andrey Polischuk Protecteur contre les surcharges
US5230093A (en) * 1991-05-03 1993-07-20 Rich Randall W Transmitter filter with integral directional coupler for cellular telephones

Also Published As

Publication number Publication date
AU661556B2 (en) 1995-07-27
EP0560503B1 (fr) 1998-11-04
EP0560503A1 (fr) 1993-09-15
FI90478B (fi) 1993-10-29
AU3397393A (en) 1993-09-16
DE69321859T2 (de) 1999-05-12
JPH06120708A (ja) 1994-04-28
FI90478C (fi) 1994-02-10
DK0560503T3 (da) 1999-07-19
FI921025A0 (fi) 1992-03-09
FI921025A (fi) 1993-09-10
DE69321859D1 (de) 1998-12-10

Similar Documents

Publication Publication Date Title
US5432489A (en) Filter with strip lines
US5023866A (en) Duplexer filter having harmonic rejection to control flyback
EP0838874B1 (fr) Filtre régulé électriquement
US3641464A (en) Directional communication signal tap
JPH06501833A (ja) 無線装置用方向性結合器
US4121181A (en) Electrical branching filter
KR100313717B1 (ko) 대칭적인 감쇄극 특성을 갖는 유전체 공진기형 대역 통과 필터
US6201453B1 (en) H-plane hermetic sealed waveguide probe
CN208723066U (zh) 一种微带垂直过渡结构
CN109216847A (zh) 一种微带垂直过渡结构
JP4611811B2 (ja) フィンライン型マイクロ波帯域通過フィルタ
CN110165347A (zh) 一种加载开路枝节的高隔离度微带双工器
EP0560503B1 (fr) Filtre électrique
IT9067371A1 (it) Trasduttore ortomodo tra guida d'onda circolare e cavo coassiale
EP0402873B1 (fr) Appareil de filtrage
US4427953A (en) Microwave diplexer
AU732191B2 (en) Microwave resonator
WO1988003711A1 (fr) Multiplexeur de guide d'ondes couple par une sonde
US4147980A (en) Redundant rf system for space application
US4458217A (en) Slot-coupled microwave diplexer and coupler therefor
US5745328A (en) Electromagnetic impulse suppression curcuit
US6809615B2 (en) Band-pass filter and communication apparatus
JPH0374841B2 (fr)
US2897499A (en) Uhf antenna multicoupler system or the like
WO2008020735A1 (fr) Duplexeur diélectrique

Legal Events

Date Code Title Description
FZDE Dead