IN169567B - - Google Patents

Info

Publication number
IN169567B
IN169567B IN421/MAS/87A IN421MA1987A IN169567B IN 169567 B IN169567 B IN 169567B IN 421MA1987 A IN421MA1987 A IN 421MA1987A IN 169567 B IN169567 B IN 169567B
Authority
IN
India
Application number
IN421/MAS/87A
Other languages
English (en)
Inventor
Michael F Moutrie
L Sokola Raymond
J Gordon Phillip
R Green Steven
M Demuro David
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
Priority to IN123MA1991 priority Critical patent/IN172575B/en
Publication of IN169567B publication Critical patent/IN169567B/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)
IN421/MAS/87A 1986-07-25 1987-06-08 IN169567B (da)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IN123MA1991 IN172575B (da) 1987-06-08 1991-02-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/890,682 US4716391A (en) 1986-07-25 1986-07-25 Multiple resonator component-mountable filter

Publications (1)

Publication Number Publication Date
IN169567B true IN169567B (da) 1991-11-09

Family

ID=25396996

Family Applications (1)

Application Number Title Priority Date Filing Date
IN421/MAS/87A IN169567B (da) 1986-07-25 1987-06-08

Country Status (2)

Country Link
US (1) US4716391A (da)
IN (1) IN169567B (da)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
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US4954796A (en) * 1986-07-25 1990-09-04 Motorola, Inc. Multiple resonator dielectric filter
US5024980A (en) * 1987-05-15 1991-06-18 Alpha Industries Ceramic dielectric alloy
US4980246A (en) * 1987-05-15 1990-12-25 Alpha Industries Dense ceramic alloys and process of making same
US4879533A (en) * 1988-04-01 1989-11-07 Motorola, Inc. Surface mount filter with integral transmission line connection
CA1311535C (en) * 1988-06-06 1992-12-15 Richard S. Kommrusch Tuneless monolithic ceramic filter
JPH07105644B2 (ja) * 1988-10-18 1995-11-13 沖電気工業株式会社 有極型誘電体フィルタ
US4896124A (en) * 1988-10-31 1990-01-23 Motorola, Inc. Ceramic filter having integral phase shifting network
US5307036A (en) * 1989-06-09 1994-04-26 Lk-Products Oy Ceramic band-stop filter
US5103197A (en) * 1989-06-09 1992-04-07 Lk-Products Oy Ceramic band-pass filter
US5109536A (en) * 1989-10-27 1992-04-28 Motorola, Inc. Single-block filter for antenna duplexing and antenna-summed diversity
US5241693A (en) * 1989-10-27 1993-08-31 Motorola, Inc. Single-block filter for antenna duplexing and antenna-switched diversity
US5023580A (en) * 1989-12-22 1991-06-11 Motorola, Inc. Surface-mount filter
EP0470730B1 (en) * 1990-08-08 1996-04-17 Oki Electric Industry Co., Ltd. Ultrasonic grinder system for ceramic filter and trimming method therefor
BR9106405A (pt) * 1990-12-20 1993-05-04 Motorola Inc Circuidade de controle de energia,telefone celular de acesso multiplo de divisao de tempo
US5146193A (en) * 1991-02-25 1992-09-08 Motorola, Inc. Monolithic ceramic filter or duplexer having surface mount corrections and transmission zeroes
US5344695A (en) * 1991-03-29 1994-09-06 Ngk Insulators, Ltd. Dielectric filter having coupling electrodes for connecting resonator electrodes, and method of adjusting frequency characteristic of the filter
FI86673C (fi) * 1991-04-12 1992-09-25 Lk Products Oy Keramiskt duplexfilter.
US5130682A (en) * 1991-04-15 1992-07-14 Motorola, Inc. Dielectric filter and mounting bracket assembly
FI88440C (fi) * 1991-06-25 1993-05-10 Lk Products Oy Keramiskt filter
FI88443C (fi) * 1991-06-25 1993-05-10 Lk Products Oy Strukturen hos ett keramiskt filter
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
FI90158C (fi) * 1991-06-25 1993-12-27 Lk Products Oy Oevertonsfrekvensfilter avsett foer ett keramiskt filter
FI99174C (fi) 1995-11-23 1997-10-10 Lk Products Oy Kytkettävä dupleksisuodatin
JPH09312506A (ja) * 1996-05-23 1997-12-02 Ngk Spark Plug Co Ltd 誘電体フィルタ
SE9804354L (sv) 1998-07-08 2000-01-09 Samsung Electro Mech Dielektriskt filter
US6169465B1 (en) 1998-07-08 2001-01-02 Samsung Electro-Mechanics Co., Ltd. Duplexer dielectric filter
TW409458B (en) 1998-11-03 2000-10-21 Samsung Electro Mech Dielectric filter
US6313721B1 (en) 1999-08-06 2001-11-06 Ube Electronics, Ltd. High performance dielectric ceramic filter using a non-linear array of holes
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
US8618990B2 (en) 2011-04-13 2013-12-31 Pulse Finland Oy Wideband antenna 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
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
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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Publication number Priority date Publication date Assignee Title
GB1131114A (en) * 1966-06-08 1968-10-23 Marconi Co Ltd Improvements in or relating to microwave filters
US3728731A (en) * 1971-07-02 1973-04-17 Motorola Inc Multi-function antenna coupler
US3970880A (en) * 1973-09-07 1976-07-20 Motorola, Inc. Crystal mounting structure and method of assembly
US4001711A (en) * 1974-08-05 1977-01-04 Motorola, Inc. Radio frequency power amplifier constructed as hybrid microelectronic unit
CA1128152A (en) * 1978-05-13 1982-07-20 Takuro Sato High frequency filter
JPS5568702A (en) * 1978-11-20 1980-05-23 Oki Electric Ind Co Ltd Dielectric filter
US4292562A (en) * 1979-05-03 1981-09-29 Motorola, Inc. Mounting arrangement for crystal assembly
EP0038996B1 (en) * 1980-04-28 1984-06-27 Oki Electric Industry Company, Limited A high frequency filter
JPS6025122Y2 (ja) * 1980-10-30 1985-07-29 富士通株式会社 マイクロ波帯域送受信機用誘電体フィルタモジュ−ル
US4464640A (en) * 1981-10-02 1984-08-07 Murata Manufacturing Co., Ltd. Distribution constant type filter
US4431977A (en) * 1982-02-16 1984-02-14 Motorola, Inc. Ceramic bandpass filter
DE3380549D1 (en) * 1982-05-10 1989-10-12 Oki Electric Ind Co Ltd A dielectric filter
US4429289A (en) * 1982-06-01 1984-01-31 Motorola, Inc. Hybrid filter
US4533188A (en) * 1983-02-15 1985-08-06 Motorola, Inc. Header and housing assembly for electronic circuit modules

Also Published As

Publication number Publication date
US4716391A (en) 1987-12-29

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