IE44464B1 - Improvements in or relating to electro-mechanical filters - Google Patents

Improvements in or relating to electro-mechanical filters

Info

Publication number
IE44464B1
IE44464B1 IE412/77A IE41277A IE44464B1 IE 44464 B1 IE44464 B1 IE 44464B1 IE 412/77 A IE412/77 A IE 412/77A IE 41277 A IE41277 A IE 41277A IE 44464 B1 IE44464 B1 IE 44464B1
Authority
IE
Ireland
Prior art keywords
resonator
circuit
clamping
frequency
circuits
Prior art date
Application number
IE412/77A
Other languages
English (en)
Other versions
IE44464L (en
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IE44464L publication Critical patent/IE44464L/xx
Publication of IE44464B1 publication Critical patent/IE44464B1/en

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
    • H03H9/48—Coupling means therefor
    • H03H9/50—Mechanical coupling means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/013—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for obtaining desired frequency or temperature coefficient
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49004—Electrical device making including measuring or testing of device or component part

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
IE412/77A 1976-02-27 1977-02-25 Improvements in or relating to electro-mechanical filters IE44464B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2608137A DE2608137C2 (de) 1976-02-27 1976-02-27 Verfahren zum Frequenzabgleich eines elektromechanischen Filters

Publications (2)

Publication Number Publication Date
IE44464L IE44464L (en) 1977-08-27
IE44464B1 true IE44464B1 (en) 1981-12-02

Family

ID=5971103

Family Applications (1)

Application Number Title Priority Date Filing Date
IE412/77A IE44464B1 (en) 1976-02-27 1977-02-25 Improvements in or relating to electro-mechanical filters

Country Status (20)

Country Link
US (1) US4112360A (e)
JP (1) JPS52104838A (e)
AR (1) AR211039A1 (e)
AT (1) AT351605B (e)
AU (1) AU505288B2 (e)
BE (1) BE851838A (e)
BR (1) BR7701181A (e)
CH (1) CH600682A5 (e)
DE (1) DE2608137C2 (e)
DK (1) DK143927C (e)
FR (1) FR2339993A1 (e)
GB (1) GB1515080A (e)
GR (1) GR61412B (e)
IE (1) IE44464B1 (e)
IL (1) IL51547A (e)
IT (1) IT1078230B (e)
LU (1) LU76501A1 (e)
NL (1) NL172107C (e)
SE (1) SE408843B (e)
YU (1) YU37247B (e)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55157321U (e) * 1979-04-02 1980-11-12
US6114795A (en) * 1997-06-24 2000-09-05 Tdk Corporation Piezoelectric component and manufacturing method thereof
US6356163B1 (en) * 1999-01-29 2002-03-12 Agilent Technologies, Inc. Tuning method for filters having multiple coupled resonators
FR2967261B1 (fr) * 2010-11-08 2013-08-16 Commissariat Energie Atomique Procédé et dispositif de configuration de circuits électriques et/ou électroniques

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2712753A (en) * 1950-07-10 1955-07-12 Collins Radio Co Frequency measuring apparatus
US2887877A (en) * 1954-08-31 1959-05-26 Collins Radio Co Method of testing electromechanical filters
DE1245507B (de) * 1964-12-03 1967-07-27 Siemens Ag Verfahren zum Abgleich eines elektromechanischen Filters
DE2047899C3 (de) * 1970-09-29 1975-07-24 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zum Abgleich mechanischer Filter

Also Published As

Publication number Publication date
LU76501A1 (e) 1978-07-10
DK143927B (da) 1981-10-26
ATA961976A (de) 1979-01-15
GR61412B (en) 1978-11-11
BE851838A (fr) 1977-08-25
DK143927C (da) 1982-04-05
CH600682A5 (e) 1978-06-30
DK16377A (da) 1977-08-28
AT351605B (de) 1979-08-10
IL51547A (en) 1978-10-31
IE44464L (en) 1977-08-27
DE2608137C2 (de) 1983-09-01
JPS52104838A (en) 1977-09-02
YU37247B (en) 1984-08-31
NL172107C (nl) 1983-07-01
US4112360A (en) 1978-09-05
YU317676A (en) 1983-04-27
IT1078230B (it) 1985-05-08
NL7702096A (nl) 1977-08-30
DE2608137A1 (de) 1977-09-01
FR2339993B1 (e) 1980-05-09
FR2339993A1 (fr) 1977-08-26
SE7701198L (sv) 1977-08-28
GB1515080A (en) 1978-06-21
IL51547A0 (en) 1977-04-29
AU505288B2 (en) 1979-11-15
NL172107B (nl) 1983-02-01
JPS626365B2 (e) 1987-02-10
AR211039A1 (es) 1977-10-14
SE408843B (sv) 1979-07-09
AU2267877A (en) 1978-08-31
BR7701181A (pt) 1977-10-18

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