FI97923B - Portaittain säädettävä suodatin - Google Patents

Portaittain säädettävä suodatin

Info

Publication number
FI97923B
FI97923B FI951352A FI951352A FI97923B FI 97923 B FI97923 B FI 97923B FI 951352 A FI951352 A FI 951352A FI 951352 A FI951352 A FI 951352A FI 97923 B FI97923 B FI 97923B
Authority
FI
Finland
Prior art keywords
filter
step filter
Prior art date
Application number
FI951352A
Other languages
English (en)
Swedish (sv)
Other versions
FI951352A (fi
FI951352A0 (fi
FI97923C (fi
Inventor
Kimmo Ervasti
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
Priority to FI951352A priority Critical patent/FI97923C/fi
Publication of FI951352A0 publication Critical patent/FI951352A0/fi
Priority to EP96301725A priority patent/EP0734089A1/en
Priority to JP8064647A priority patent/JPH08307106A/ja
Priority to US08/620,277 priority patent/US5734305A/en
Publication of FI951352A publication Critical patent/FI951352A/fi
Publication of FI97923B publication Critical patent/FI97923B/fi
Application granted granted Critical
Publication of FI97923C publication Critical patent/FI97923C/fi

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Transceivers (AREA)
FI951352A 1995-03-22 1995-03-22 Portaittain säädettävä suodatin FI97923C (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI951352A FI97923C (fi) 1995-03-22 1995-03-22 Portaittain säädettävä suodatin
EP96301725A EP0734089A1 (en) 1995-03-22 1996-03-12 Filter
JP8064647A JPH08307106A (ja) 1995-03-22 1996-03-21 共振器構造およびそれよりなる高周波フィルター
US08/620,277 US5734305A (en) 1995-03-22 1996-03-22 Stepwise switched filter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI951352A FI97923C (fi) 1995-03-22 1995-03-22 Portaittain säädettävä suodatin
FI951352 1995-03-22

Publications (4)

Publication Number Publication Date
FI951352A0 FI951352A0 (fi) 1995-03-22
FI951352A FI951352A (fi) 1996-09-23
FI97923B true FI97923B (fi) 1996-11-29
FI97923C FI97923C (fi) 1997-03-10

Family

ID=8543102

Family Applications (1)

Application Number Title Priority Date Filing Date
FI951352A FI97923C (fi) 1995-03-22 1995-03-22 Portaittain säädettävä suodatin

Country Status (4)

Country Link
US (1) US5734305A (fi)
EP (1) EP0734089A1 (fi)
JP (1) JPH08307106A (fi)
FI (1) FI97923C (fi)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI102430B (fi) * 1996-09-11 1998-11-30 Filtronic Lk Oy Impedanssiaskelresonaattoreilla toteutettu suodatusratkaisu
FI106608B (fi) * 1996-09-26 2001-02-28 Filtronic Lk Oy Sähköisesti säädettävä suodatin
CN1192810C (zh) * 2000-03-03 2005-03-16 贝林格尔·英格海姆药物公司 通过反复的溶剂膨胀－收缩处理物料
JP2004096341A (ja) 2002-08-30 2004-03-25 Fujitsu Ltd 共振周波数が可変な逆ｆ型アンテナを含むアンテナ装置
WO2006000650A1 (en) 2004-06-28 2006-01-05 Pulse Finland Oy Antenna component
FI20055420A0 (fi) * 2005-07-25 2005-07-25 Lk Products Oy Säädettävä monikaista antenni
FI119009B (fi) * 2005-10-03 2008-06-13 Pulse Finland Oy Monikaistainen antennijärjestelmä
FI118782B (fi) 2005-10-14 2008-03-14 Pulse Finland Oy Säädettävä antenni
JP4634912B2 (ja) 2005-11-08 2011-02-16 株式会社エヌ・ティ・ティ・ドコモ 可変共振器
FI119577B (fi) * 2005-11-24 2008-12-31 Pulse Finland Oy Monikaistainen antennikomponentti
US8618990B2 (en) 2011-04-13 2013-12-31 Pulse Finland Oy Wideband antenna and methods
US10211538B2 (en) 2006-12-28 2019-02-19 Pulse Finland Oy Directional antenna apparatus and methods
FI20075269A0 (fi) * 2007-04-19 2007-04-19 Pulse Finland Oy Menetelmä ja järjestely antennin sovittamiseksi
FI120427B (fi) 2007-08-30 2009-10-15 Pulse Finland Oy Säädettävä monikaista-antenni
KR101408735B1 (ko) * 2007-11-01 2014-06-19 삼성전자주식회사 튜너블 공진기 및 튜너블 필터
JP5053185B2 (ja) * 2008-06-13 2012-10-17 株式会社エヌ・ティ・ティ・ドコモ 可変共振器
DE102009008225A1 (de) * 2009-02-10 2010-08-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Oszillator mit ohmsch einstellbarer schwingfrequenz
FI20096134A0 (fi) 2009-11-03 2009-11-03 Pulse Finland Oy Säädettävä antenni
FI20096251A0 (sv) 2009-11-27 2009-11-27 Pulse Finland Oy MIMO-antenn
US8847833B2 (en) * 2009-12-29 2014-09-30 Pulse Finland Oy Loop resonator apparatus and methods for enhanced field control
FI20105158A (fi) 2010-02-18 2011-08-19 Pulse Finland Oy Kuorisäteilijällä varustettu antenni
US9406998B2 (en) 2010-04-21 2016-08-02 Pulse Finland Oy Distributed multiband antenna and methods
FI20115072A0 (fi) 2011-01-25 2011-01-25 Pulse Finland Oy Moniresonanssiantenni, -antennimoduuli ja radiolaite
US8648752B2 (en) 2011-02-11 2014-02-11 Pulse Finland Oy Chassis-excited antenna apparatus and methods
US9673507B2 (en) 2011-02-11 2017-06-06 Pulse Finland Oy Chassis-excited antenna apparatus and methods
US8866689B2 (en) 2011-07-07 2014-10-21 Pulse Finland Oy Multi-band antenna and methods for long term evolution wireless system
US9450291B2 (en) 2011-07-25 2016-09-20 Pulse Finland Oy Multiband slot loop antenna apparatus and methods
US9123990B2 (en) 2011-10-07 2015-09-01 Pulse Finland Oy Multi-feed antenna apparatus and methods
US9531058B2 (en) 2011-12-20 2016-12-27 Pulse Finland Oy Loosely-coupled radio antenna apparatus and methods
US9484619B2 (en) 2011-12-21 2016-11-01 Pulse Finland Oy Switchable diversity antenna apparatus and methods
US8988296B2 (en) 2012-04-04 2015-03-24 Pulse Finland Oy Compact polarized antenna and methods
US9979078B2 (en) 2012-10-25 2018-05-22 Pulse Finland Oy Modular cell antenna apparatus and methods
US10069209B2 (en) 2012-11-06 2018-09-04 Pulse Finland Oy Capacitively coupled antenna apparatus and methods
US10079428B2 (en) 2013-03-11 2018-09-18 Pulse Finland Oy Coupled antenna structure and methods
US9647338B2 (en) 2013-03-11 2017-05-09 Pulse Finland Oy Coupled antenna structure and methods
CN103337679B (zh) * 2013-05-30 2015-10-28 华东交通大学 一种基于t型枝节加载阶梯阻抗谐振器的三通带高温超导滤波器
US9634383B2 (en) 2013-06-26 2017-04-25 Pulse Finland Oy Galvanically separated non-interacting antenna sector apparatus and methods
US9680212B2 (en) 2013-11-20 2017-06-13 Pulse Finland Oy Capacitive grounding methods and apparatus for mobile devices
US9590308B2 (en) 2013-12-03 2017-03-07 Pulse Electronics, Inc. Reduced surface area antenna apparatus and mobile communications devices incorporating the same
US9350081B2 (en) 2014-01-14 2016-05-24 Pulse Finland Oy Switchable multi-radiator high band antenna apparatus
US9948002B2 (en) 2014-08-26 2018-04-17 Pulse Finland Oy Antenna apparatus with an integrated proximity sensor and methods
US9973228B2 (en) 2014-08-26 2018-05-15 Pulse Finland Oy Antenna apparatus with an integrated proximity sensor and methods
US9722308B2 (en) 2014-08-28 2017-08-01 Pulse Finland Oy Low passive intermodulation distributed antenna system for multiple-input multiple-output systems and methods of use
US9906260B2 (en) 2015-07-30 2018-02-27 Pulse Finland Oy Sensor-based closed loop antenna swapping apparatus and methods
US9634823B1 (en) 2015-10-13 2017-04-25 Kumu Networks, Inc. Systems for integrated self-interference cancellation
EP3391459B1 (en) * 2015-12-16 2022-06-15 Kumu Networks, Inc. Time delay filters
US9979374B2 (en) 2016-04-25 2018-05-22 Kumu Networks, Inc. Integrated delay modules
US10454444B2 (en) 2016-04-25 2019-10-22 Kumu Networks, Inc. Integrated delay modules
US10103774B1 (en) 2017-03-27 2018-10-16 Kumu Networks, Inc. Systems and methods for intelligently-tuned digital self-interference cancellation
CN111771345B (zh) 2018-02-27 2021-08-31 库姆网络公司 用于可配置混合自干扰消除的系统和方法
US10868661B2 (en) 2019-03-14 2020-12-15 Kumu Networks, Inc. Systems and methods for efficiently-transformed digital self-interference cancellation

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4353038A (en) * 1981-03-31 1982-10-05 Motorola, Inc. Wideband, synthesizer switched element voltage controlled oscillator
FR2548846B1 (fr) * 1983-07-08 1985-10-25 Trt Telecom Radio Electr Circuit-resonateur accordable d'une maniere discrete sur une pluralite de frequences d'accord et filtre comportant au moins un tel circuit
JPH0349458Y2 (fi) * 1985-03-14 1991-10-22
FR2612017A1 (fr) * 1987-03-03 1988-09-09 Aerospatiale Oscillateur a circuit accorde reglable dans une large gamme de frequence
FI88442C (fi) * 1991-06-25 1993-05-10 Lk Products Oy Foerfarande foer foerskjutning av den karakteristika kurvan av en resonator i frekvensplanet och en resonatorkonstruktion
FI93504C (fi) * 1993-03-03 1995-04-10 Lk Products Oy Siirtojohtosuodatin, jossa on säädettävät siirtonollat

Also Published As

Publication number Publication date
JPH08307106A (ja) 1996-11-22
EP0734089A1 (en) 1996-09-25
US5734305A (en) 1998-03-31
FI951352A (fi) 1996-09-23
FI951352A0 (fi) 1995-03-22
FI97923C (fi) 1997-03-10

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