FI88440B - Keramiskt filter - Google Patents

Keramiskt filter

Info

Publication number
FI88440B
FI88440B FI913089A FI913089A FI88440B FI 88440 B FI88440 B FI 88440B FI 913089 A FI913089 A FI 913089A FI 913089 A FI913089 A FI 913089A FI 88440 B FI88440 B FI 88440B
Authority
FI
Finland
Prior art keywords
ceramic filter
ceramic
filter
Prior art date
Application number
FI913089A
Other languages
English (en)
Other versions
FI913089A0 (fi
FI88440C (fi
Inventor
Jouni Ala-Kojola
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 FI913089A0 publication Critical patent/FI913089A0/fi
Priority to FI913089A priority Critical patent/FI88440C/fi
Priority to CA002071056A priority patent/CA2071056A1/en
Priority to EP92305482A priority patent/EP0520664B1/en
Priority to DE69204578T priority patent/DE69204578T2/de
Priority to DK92305482.9T priority patent/DK0520664T3/da
Priority to AU18280/92A priority patent/AU649140B2/en
Priority to JP4166287A priority patent/JPH06140808A/ja
Application granted granted Critical
Publication of FI88440B publication Critical patent/FI88440B/fi
Publication of FI88440C publication Critical patent/FI88440C/fi
Priority to US08/171,209 priority patent/US5349315A/en

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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
FI913089A 1991-06-25 1991-06-25 Keramiskt filter FI88440C (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI913089A FI88440C (fi) 1991-06-25 1991-06-25 Keramiskt filter
CA002071056A CA2071056A1 (en) 1991-06-25 1992-06-11 Dielectric filter
DK92305482.9T DK0520664T3 (da) 1991-06-25 1992-06-15 Dielektrisk filter
DE69204578T DE69204578T2 (de) 1991-06-25 1992-06-15 Dielektrischer Filter.
EP92305482A EP0520664B1 (en) 1991-06-25 1992-06-15 Dielectric filter
AU18280/92A AU649140B2 (en) 1991-06-25 1992-06-17 Dielectric filter
JP4166287A JPH06140808A (ja) 1991-06-25 1992-06-24 誘電体フィルタ
US08/171,209 US5349315A (en) 1991-06-25 1993-12-21 Dielectric filter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI913089 1991-06-25
FI913089A FI88440C (fi) 1991-06-25 1991-06-25 Keramiskt filter

Publications (3)

Publication Number Publication Date
FI913089A0 FI913089A0 (fi) 1991-06-25
FI88440B true FI88440B (fi) 1993-01-29
FI88440C FI88440C (fi) 1993-05-10

Family

ID=8532792

Family Applications (1)

Application Number Title Priority Date Filing Date
FI913089A FI88440C (fi) 1991-06-25 1991-06-25 Keramiskt filter

Country Status (8)

Country Link
US (1) US5349315A (fi)
EP (1) EP0520664B1 (fi)
JP (1) JPH06140808A (fi)
AU (1) AU649140B2 (fi)
CA (1) CA2071056A1 (fi)
DE (1) DE69204578T2 (fi)
DK (1) DK0520664T3 (fi)
FI (1) FI88440C (fi)

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US5812036A (en) * 1995-04-28 1998-09-22 Qualcomm Incorporated Dielectric filter having intrinsic inter-resonator coupling
US5850168A (en) * 1997-04-18 1998-12-15 Motorola Inc. Ceramic transverse-electromagnetic-mode filter having a waveguide cavity mode frequency shifting void and method of tuning same
US6404306B1 (en) * 2000-03-17 2002-06-11 Ube Electronics, Ltd. Dielectric ceramic filter with improved electrical characteristics in high side of filter passband
EP1763905A4 (en) 2004-06-28 2012-08-29 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
US7724109B2 (en) * 2005-11-17 2010-05-25 Cts Corporation Ball grid array filter
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
EP2084776A1 (en) * 2006-10-27 2009-08-05 CTS Corporation Monoblock rf resonator/filter
US7940148B2 (en) * 2006-11-02 2011-05-10 Cts Corporation Ball grid array resonator
WO2008063507A2 (en) * 2006-11-17 2008-05-29 Cts Corporation Voltage controlled oscillator module with ball grid array resonator
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
US20090236134A1 (en) * 2008-03-20 2009-09-24 Knecht Thomas A Low frequency ball grid array resonator
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
US9673507B2 (en) 2011-02-11 2017-06-06 Pulse Finland Oy Chassis-excited antenna apparatus and methods
US8648752B2 (en) 2011-02-11 2014-02-11 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
US9647338B2 (en) 2013-03-11 2017-05-09 Pulse Finland Oy Coupled antenna structure and methods
US10079428B2 (en) 2013-03-11 2018-09-18 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
US9973228B2 (en) 2014-08-26 2018-05-15 Pulse Finland Oy Antenna apparatus with an integrated proximity sensor and methods
US9948002B2 (en) 2014-08-26 2018-04-17 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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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
FR2535547B1 (fr) * 1982-10-29 1988-09-16 Thomson Csf Resonateurs bi-rubans et filtres realises a partir de ces resonateurs
JPS59101902A (ja) * 1982-12-03 1984-06-12 Fujitsu Ltd 誘電体フイルタ
JPS59119901A (ja) * 1982-12-27 1984-07-11 Fujitsu Ltd 誘電体帯域阻止フイルタ
JPS59125104U (ja) * 1983-02-10 1984-08-23 株式会社村田製作所 外部結合構造
IT1160736B (it) * 1983-03-18 1987-03-11 Telettra Lab Telefon Circuito risuonatore per un sistema di estrazione dal flusso di dati dell'oscillazione alla frequenza di temporizzazione
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
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Also Published As

Publication number Publication date
AU649140B2 (en) 1994-05-12
CA2071056A1 (en) 1992-12-26
US5349315A (en) 1994-09-20
JPH06140808A (ja) 1994-05-20
DE69204578D1 (de) 1995-10-12
DK0520664T3 (da) 1995-10-23
FI913089A0 (fi) 1991-06-25
EP0520664B1 (en) 1995-09-06
DE69204578T2 (de) 1996-05-02
AU1828092A (en) 1993-01-07
FI88440C (fi) 1993-05-10
EP0520664A1 (en) 1992-12-30

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