FI760070A - - Google Patents

Info

Publication number
FI760070A
FI760070A FI760070A FI760070A FI760070A FI 760070 A FI760070 A FI 760070A FI 760070 A FI760070 A FI 760070A FI 760070 A FI760070 A FI 760070A FI 760070 A FI760070 A FI 760070A
Authority
FI
Finland
Application number
FI760070A
Other languages
Finnish (fi)
Other versions
FI61777B (fi
FI61777C (fi
Inventor
Ivan Jaki
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of FI760070A publication Critical patent/FI760070A/fi
Publication of FI61777B publication Critical patent/FI61777B/sv
Application granted granted Critical
Publication of FI61777C publication Critical patent/FI61777C/sv

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
    • H03H9/542—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)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Liquid Crystal Substances (AREA)
  • Networks Using Active Elements (AREA)
FI760070A 1975-01-23 1976-01-13 Kompenseringskrets foer en kvartskristall FI61777C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7500713 1975-01-23
SE7500713A SE383240B (sv) 1975-01-23 1975-01-23 Kompenseringskrets.

Publications (3)

Publication Number Publication Date
FI760070A true FI760070A (no) 1976-07-24
FI61777B FI61777B (fi) 1982-05-31
FI61777C FI61777C (fi) 1982-09-10

Family

ID=20323471

Family Applications (1)

Application Number Title Priority Date Filing Date
FI760070A FI61777C (fi) 1975-01-23 1976-01-13 Kompenseringskrets foer en kvartskristall

Country Status (9)

Country Link
US (1) US4021762A (no)
BR (1) BR7600365A (no)
DE (1) DE2602541A1 (no)
DK (1) DK144048C (no)
FI (1) FI61777C (no)
GB (1) GB1520526A (no)
IT (1) IT1054287B (no)
NO (1) NO141677C (no)
SE (1) SE383240B (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2635180B2 (ja) * 1989-09-13 1997-07-30 株式会社日立製作所 信号終端回路
US6060813A (en) * 1998-01-08 2000-05-09 Xerox Corporation Vibration suppression and electromechanical damping apparatus for electrophotographic printing structures
US6870303B2 (en) * 2002-05-08 2005-03-22 Pohang University Of Science And Technology Foundation Multi-mode vibration damping device and method using negative capacitance shunt circuits

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3179906A (en) * 1965-04-20 By-pass netwoems when
US2313182A (en) * 1941-04-30 1943-03-09 Rca Corp Variable selectivity control system
US2613320A (en) * 1948-12-02 1952-10-07 Electronic Res And Mfg Corp System for using overtone activity of piezoelectric crystals
US2637779A (en) * 1950-11-13 1953-05-05 Collins Radio Co Crystal filter circuit
US2805400A (en) * 1953-09-30 1957-09-03 Seddon John Carl Resonant coupling circuit
US3613032A (en) * 1970-03-19 1971-10-12 Hughes Aircraft Co Composite crystal filter circuit

Also Published As

Publication number Publication date
NO760207L (no) 1976-07-26
NO141677B (no) 1980-01-07
IT1054287B (it) 1981-11-10
SE383240B (sv) 1976-03-01
DK144048B (da) 1981-11-23
US4021762A (en) 1977-05-03
DK25176A (da) 1976-07-24
DK144048C (da) 1982-04-26
FI61777B (fi) 1982-05-31
NO141677C (no) 1980-04-23
DE2602541A1 (de) 1976-07-29
GB1520526A (en) 1978-08-09
BR7600365A (pt) 1976-08-31
FI61777C (fi) 1982-09-10

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: OY L M ERICSSON AB