NL161008C - Elektro-mechanisch banddoorlatend filter omvattende ten minste een in de dikte-afschuif-modus bedreven monolytische kristalfilterstructuur. - Google Patents

Elektro-mechanisch banddoorlatend filter omvattende ten minste een in de dikte-afschuif-modus bedreven monolytische kristalfilterstructuur.

Info

Publication number
NL161008C
NL161008C NL7001791.A NL7001791A NL161008C NL 161008 C NL161008 C NL 161008C NL 7001791 A NL7001791 A NL 7001791A NL 161008 C NL161008 C NL 161008C
Authority
NL
Netherlands
Prior art keywords
monolytic
electro
shear mode
thickness shear
structure driven
Prior art date
Application number
NL7001791.A
Other languages
English (en)
Dutch (nl)
Other versions
NL7001791A (de
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of NL7001791A publication Critical patent/NL7001791A/xx
Application granted granted Critical
Publication of NL161008C publication Critical patent/NL161008C/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/545—Filters comprising resonators of piezoelectric or electrostrictive material including active elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/542—Filters comprising resonators of piezoelectric or electrostrictive material including passive elements

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
NL7001791.A 1969-02-10 1970-02-09 Elektro-mechanisch banddoorlatend filter omvattende ten minste een in de dikte-afschuif-modus bedreven monolytische kristalfilterstructuur. NL161008C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79783769A 1969-02-10 1969-02-10

Publications (2)

Publication Number Publication Date
NL7001791A NL7001791A (de) 1970-08-12
NL161008C true NL161008C (nl) 1979-12-17

Family

ID=25171925

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7001791.A NL161008C (nl) 1969-02-10 1970-02-09 Elektro-mechanisch banddoorlatend filter omvattende ten minste een in de dikte-afschuif-modus bedreven monolytische kristalfilterstructuur.

Country Status (6)

Country Link
US (1) US3585537A (de)
BE (1) BE745594A (de)
DE (1) DE2005918C3 (de)
FR (1) FR2035238A5 (de)
GB (1) GB1295692A (de)
NL (1) NL161008C (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3732510A (en) * 1970-10-12 1973-05-08 Bell Telephone Labor Inc Multisection precision-tuned monolithic crystal filters
US3676805A (en) * 1970-10-12 1972-07-11 Bell Telephone Labor Inc Monolithic crystal filter with auxiliary filter shorting tabs
US3716808A (en) * 1971-05-20 1973-02-13 Motorola Inc Bandpass filter including monolithic crystal elements with resonating portions selected for symmetrical response
US3704433A (en) * 1971-05-27 1972-11-28 Bell Telephone Labor Inc Band-elimination filter
FR2186175A5 (de) * 1972-05-24 1974-01-04 Thomson Csf
NL178380C (nl) * 1974-02-21 1986-03-03 Nederlanden Staat Piezo-elektrisch filter.
NL174791C (nl) * 1974-04-11 1984-08-01 Nederlanden Staat Piezo-elektrisch filter met een zeer smalle doorlaatband.
US3983518A (en) * 1975-04-24 1976-09-28 De Statt Der Nederlanden, Te Dezen Vertegenwoordigd Door De Directeur-Generaal Der Posterijen, Telegrafie En Telefonie Filter chain
JPS52101337U (de) * 1976-01-28 1977-08-01
US4246554A (en) * 1978-12-11 1981-01-20 E-Systems, Inc. Inductorless monolithic crystal filter network
FR2637136A1 (fr) * 1988-09-23 1990-03-30 Cepe Filtre piezoelectrique a selectivite amelioree utilisant des cellules monolithiques
US6501346B1 (en) * 1999-09-09 2002-12-31 Communications Systems International, Inc. Ceramic filter for use with a beacon receiver
US7948769B2 (en) 2007-09-27 2011-05-24 Hemisphere Gps Llc Tightly-coupled PCB GNSS circuit and manufacturing method
US7885745B2 (en) 2002-12-11 2011-02-08 Hemisphere Gps Llc GNSS control system and method
US8594879B2 (en) 2003-03-20 2013-11-26 Agjunction Llc GNSS guidance and machine control
US9002565B2 (en) 2003-03-20 2015-04-07 Agjunction Llc GNSS and optical guidance and machine control
US8190337B2 (en) 2003-03-20 2012-05-29 Hemisphere GPS, LLC Satellite based vehicle guidance control in straight and contour modes
US8140223B2 (en) 2003-03-20 2012-03-20 Hemisphere Gps Llc Multiple-antenna GNSS control system and method
US8265826B2 (en) 2003-03-20 2012-09-11 Hemisphere GPS, LLC Combined GNSS gyroscope control system and method
US8271194B2 (en) 2004-03-19 2012-09-18 Hemisphere Gps Llc Method and system using GNSS phase measurements for relative positioning
US8634993B2 (en) 2003-03-20 2014-01-21 Agjunction Llc GNSS based control for dispensing material from vehicle
US8214111B2 (en) 2005-07-19 2012-07-03 Hemisphere Gps Llc Adaptive machine control system and method
US8138970B2 (en) 2003-03-20 2012-03-20 Hemisphere Gps Llc GNSS-based tracking of fixed or slow-moving structures
US8686900B2 (en) * 2003-03-20 2014-04-01 Hemisphere GNSS, Inc. Multi-antenna GNSS positioning method and system
US8583315B2 (en) 2004-03-19 2013-11-12 Agjunction Llc Multi-antenna GNSS control system and method
US8311696B2 (en) 2009-07-17 2012-11-13 Hemisphere Gps Llc Optical tracking vehicle control system and method
USRE48527E1 (en) 2007-01-05 2021-04-20 Agjunction Llc Optical tracking vehicle control system and method
US7835832B2 (en) 2007-01-05 2010-11-16 Hemisphere Gps Llc Vehicle control system
US8000381B2 (en) 2007-02-27 2011-08-16 Hemisphere Gps Llc Unbiased code phase discriminator
US7808428B2 (en) 2007-10-08 2010-10-05 Hemisphere Gps Llc GNSS receiver and external storage device system and GNSS data processing method
US9002566B2 (en) 2008-02-10 2015-04-07 AgJunction, LLC Visual, GNSS and gyro autosteering control
US8018376B2 (en) 2008-04-08 2011-09-13 Hemisphere Gps Llc GNSS-based mobile communication system and method
US8217833B2 (en) 2008-12-11 2012-07-10 Hemisphere Gps Llc GNSS superband ASIC with simultaneous multi-frequency down conversion
US8085196B2 (en) 2009-03-11 2011-12-27 Hemisphere Gps Llc Removing biases in dual frequency GNSS receivers using SBAS
US8401704B2 (en) 2009-07-22 2013-03-19 Hemisphere GPS, LLC GNSS control system and method for irrigation and related applications
US8174437B2 (en) 2009-07-29 2012-05-08 Hemisphere Gps Llc System and method for augmenting DGNSS with internally-generated differential correction
US8334804B2 (en) 2009-09-04 2012-12-18 Hemisphere Gps Llc Multi-frequency GNSS receiver baseband DSP
US8649930B2 (en) 2009-09-17 2014-02-11 Agjunction Llc GNSS integrated multi-sensor control system and method
US8548649B2 (en) 2009-10-19 2013-10-01 Agjunction Llc GNSS optimized aircraft control system and method
US8583326B2 (en) 2010-02-09 2013-11-12 Agjunction Llc GNSS contour guidance path selection

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2373431A (en) * 1943-03-30 1945-04-10 Bell Telephone Labor Inc Electric wave filter
DE928969C (de) * 1949-10-30 1955-06-16 Siemens Ag Piezoelektrischer Koppler, insbesondere aus Quarzkristall
FR1523518A (fr) * 1966-04-11 1968-05-03 Western Electric Co Dispositif acoustique servant à transmettre de l'énergie entre deux circuits d'énergie
DE1541943A1 (de) * 1966-10-13 1969-10-23 Murata Manufacturing Co Elektrisches Frequenzfilter aus Keramikmaterial

Also Published As

Publication number Publication date
GB1295692A (de) 1972-11-08
US3585537A (en) 1971-06-15
DE2005918C3 (de) 1986-11-13
NL7001791A (de) 1970-08-12
BE745594A (fr) 1970-07-16
DE2005918A1 (de) 1970-08-06
FR2035238A5 (de) 1970-12-18
DE2005918B2 (de) 1979-11-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: WEST ELEC