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FI911796A0 - Keramiskt duplexfilter. - Google Patents

Keramiskt duplexfilter.

Info

Publication number
FI911796A0
FI911796A0 FI911796A FI911796A FI911796A0 FI 911796 A0 FI911796 A0 FI 911796A0 FI 911796 A FI911796 A FI 911796A FI 911796 A FI911796 A FI 911796A FI 911796 A0 FI911796 A0 FI 911796A0
Authority
FI
Finland
Prior art keywords
duplexfilter
ceramic
ceramic duplexfilter
Prior art date
Application number
FI911796A
Other languages
English (en)
Other versions
FI911796A7 (fi
FI86673B (fi
FI86673C (fi
Inventor
Aimo Turunen
Pauli Naeppae
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 FI911796A0 publication Critical patent/FI911796A0/fi
Priority to FI911797A priority Critical patent/FI87853C/fi
Priority to FI911796A priority patent/FI86673C/fi
Priority to US07/861,079 priority patent/US5239279A/en
Priority to AU13982/92A priority patent/AU1398292A/en
Priority to AU13981/92A priority patent/AU1398192A/en
Priority to CA002065207A priority patent/CA2065207A1/en
Priority to CA002065531A priority patent/CA2065531A1/en
Priority to DE1992606661 priority patent/DE69206661T2/de
Priority to EP19920303092 priority patent/EP0508734B1/en
Priority to DK92303092T priority patent/DK0508734T3/da
Priority to JP4089079A priority patent/JP2609396B2/ja
Priority to JP4090888A priority patent/JPH05102705A/ja
Publication of FI911796A7 publication Critical patent/FI911796A7/fi
Publication of FI86673B publication Critical patent/FI86673B/fi
Application granted granted Critical
Publication of FI86673C publication Critical patent/FI86673C/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
    • H01P1/213—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
    • 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)
FI911796A 1991-04-12 1991-04-12 Keramiskt duplexfilter. FI86673C (fi)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FI911797A FI87853C (fi) 1991-04-12 1991-04-12 Keramiskt spaerrfilter
FI911796A FI86673C (fi) 1991-04-12 1991-04-12 Keramiskt duplexfilter.
US07/861,079 US5239279A (en) 1991-04-12 1992-03-31 Ceramic duplex filter
AU13982/92A AU1398292A (en) 1991-04-12 1992-04-02 Ceramic band-stop filter
AU13981/92A AU1398192A (en) 1991-04-12 1992-04-02 Ceramic duplex filter
CA002065207A CA2065207A1 (en) 1991-04-12 1992-04-06 Ceramic band-stop filter
CA002065531A CA2065531A1 (en) 1991-04-12 1992-04-07 Ceramic duplex filter
DE1992606661 DE69206661T2 (de) 1991-04-12 1992-04-08 Keramisches Filter
EP19920303092 EP0508734B1 (en) 1991-04-12 1992-04-08 A ceramic filter
DK92303092T DK0508734T3 (da) 1991-04-12 1992-04-08 Keramisk filter
JP4089079A JP2609396B2 (ja) 1991-04-12 1992-04-09 セラミック二重フィルタ
JP4090888A JPH05102705A (ja) 1991-04-12 1992-04-10 セラミツク製帯域消去フイルター

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI911796 1991-04-12
FI911796A FI86673C (fi) 1991-04-12 1991-04-12 Keramiskt duplexfilter.

Publications (4)

Publication Number Publication Date
FI911796A0 true FI911796A0 (fi) 1991-04-12
FI911796A7 FI911796A7 (fi) 1992-06-15
FI86673B FI86673B (fi) 1992-06-15
FI86673C FI86673C (fi) 1992-09-25

Family

ID=8532315

Family Applications (1)

Application Number Title Priority Date Filing Date
FI911796A FI86673C (fi) 1991-04-12 1991-04-12 Keramiskt duplexfilter.

Country Status (5)

Country Link
US (1) US5239279A (fi)
JP (1) JP2609396B2 (fi)
AU (1) AU1398192A (fi)
CA (1) CA2065531A1 (fi)
FI (1) FI86673C (fi)

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FI94298C (fi) * 1993-03-03 1995-08-10 Lk Products Oy Menetelmä ja kytkentä suodatintyypin vaihtamiseksi
US6008707A (en) * 1993-11-18 1999-12-28 Murata Manufacturing Co., Ltd. Antenna duplexer
KR0133217B1 (ko) * 1994-12-20 1998-04-21 구자홍 무선통신기기의 송수신 정합방법 및 그 장치
EP0872024B1 (en) * 1995-07-14 2002-10-16 LG Products AB Amplifier for antennas
FI99174C (fi) 1995-11-23 1997-10-10 Lk Products Oy Kytkettävä dupleksisuodatin
FI110968B (fi) * 1996-09-03 2003-04-30 Filtronic Lk Oy RF-suodatusratkaisu radiolähetin/vastaanotinta varten
FI102432B1 (fi) 1996-09-11 1998-11-30 Lk Products Oy Kaksitoimisen radioviestimen antennisuodatusjärjestely
JP3387422B2 (ja) * 1998-08-25 2003-03-17 株式会社村田製作所 アンテナ共用器及び通信機装置
KR100340405B1 (ko) * 1999-08-25 2002-06-12 이형도 듀플렉서 유전체 필터
JP2003133811A (ja) * 2001-10-22 2003-05-09 Murata Mfg Co Ltd 誘電体デュプレクサおよび通信装置
US7075388B2 (en) * 2003-05-22 2006-07-11 Cts Corporation Ceramic RF triplexer
CN1989652B (zh) 2004-06-28 2013-03-13 脉冲芬兰有限公司 天线部件
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
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
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
FI20105158A7 (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
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

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DE2538614C3 (de) * 1974-09-06 1979-08-02 Murata Manufacturing Co., Ltd., Nagaokakyo, Kyoto (Japan) Dielektrischer Resonator
CA1128152A (en) * 1978-05-13 1982-07-20 Takuro Sato High frequency filter
JPS55141802A (en) * 1979-04-23 1980-11-06 Alps Electric Co Ltd Lambda/4 type resonator
JPS5761313A (en) * 1980-09-30 1982-04-13 Matsushita Electric Ind Co Ltd Band-pass filter for ultra-high frequency
JPS58114503A (ja) * 1981-12-26 1983-07-07 Fujitsu Ltd フイルタの結合構造
US4431977A (en) * 1982-02-16 1984-02-14 Motorola, Inc. Ceramic bandpass filter
JPS58168302A (ja) * 1982-03-30 1983-10-04 Fujitsu Ltd 分波器
JPS59125104U (ja) * 1983-02-10 1984-08-23 株式会社村田製作所 外部結合構造
JPS60216601A (ja) * 1984-04-11 1985-10-30 Murata Mfg Co Ltd ストリツプラインフイルタ
US4742562A (en) * 1984-09-27 1988-05-03 Motorola, Inc. Single-block dual-passband ceramic filter useable with a transceiver
JPS61101902A (ja) * 1984-10-25 1986-05-20 市光工業株式会社 直射型車輛用灯具
JPS61161806A (ja) * 1985-01-11 1986-07-22 Mitsubishi Electric Corp 高周波ろ波器
JPS61208902A (ja) * 1985-03-13 1986-09-17 Murata Mfg Co Ltd Ｍｉｃ型誘電体フイルタ
JPS61285801A (ja) * 1985-06-11 1986-12-16 Matsushita Electric Ind Co Ltd フイルタ
US4740765A (en) * 1985-09-30 1988-04-26 Murata Manufacturing Co., Ltd. Dielectric filter
JPS62120703A (ja) * 1985-11-20 1987-06-02 Fujitsu Ltd 誘電体フイルタの実装構造
JPS62141802A (ja) * 1985-12-16 1987-06-25 Murata Mfg Co Ltd 誘電体同軸共振器の固定構造
JPS62235801A (ja) * 1986-04-05 1987-10-16 Fuji Elelctrochem Co Ltd 一体型誘電体共用器
US4716391A (en) * 1986-07-25 1987-12-29 Motorola, Inc. Multiple resonator component-mountable filter
US4954796A (en) * 1986-07-25 1990-09-04 Motorola, Inc. Multiple resonator dielectric filter
US4692726A (en) * 1986-07-25 1987-09-08 Motorola, Inc. Multiple resonator dielectric filter
JPS6342501A (ja) * 1986-08-08 1988-02-23 Alps Electric Co Ltd マイクロ波バンドパスフイルタ
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JPS6453601A (en) * 1987-02-06 1989-03-01 Nippon Chiyoutanpa Kk Band pass filter circuit
JPS63311801A (ja) * 1987-06-13 1988-12-20 Murata Mfg Co Ltd 誘電体フィルタ装置
JPS63312701A (ja) * 1987-06-15 1988-12-21 Murata Mfg Co Ltd 誘電体フィルタ
US4800348A (en) * 1987-08-03 1989-01-24 Motorola, Inc. Adjustable electronic filter and method of tuning same
JPS6460006A (en) * 1987-08-31 1989-03-07 Oki Electric Ind Co Ltd Branching filter
US4879533A (en) * 1988-04-01 1989-11-07 Motorola, Inc. Surface mount filter with integral transmission line connection
US4965537A (en) * 1988-06-06 1990-10-23 Motorola Inc. Tuneless monolithic ceramic filter manufactured by using an art-work mask process
US4823098A (en) * 1988-06-14 1989-04-18 Motorola, Inc. Monolithic ceramic filter with bandstop function
JPH0294901A (ja) * 1988-09-30 1990-04-05 Toko Inc 誘電体フィルタとその製造方法
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GB2234399B (en) * 1989-06-21 1993-12-15 Murata Manufacturing Co Dielectric filter
GB2236432B (en) * 1989-09-30 1994-06-29 Kyocera Corp Dielectric filter
US5109536A (en) * 1989-10-27 1992-04-28 Motorola, Inc. Single-block filter for antenna duplexing and antenna-summed diversity

Also Published As

Publication number Publication date
JP2609396B2 (ja) 1997-05-14
CA2065531A1 (en) 1992-10-13
FI911796A7 (fi) 1992-06-15
FI86673B (fi) 1992-06-15
FI86673C (fi) 1992-09-25
AU1398192A (en) 1992-10-15
JPH05121906A (ja) 1993-05-18
US5239279A (en) 1993-08-24

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Legal Events

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MM Patent lapsed