CH522978A - Filter oder Verzögerungsleitung nach dem Oberflächenwellenprinzip - Google Patents

Filter oder Verzögerungsleitung nach dem Oberflächenwellenprinzip

Info

Publication number
CH522978A
CH522978A CH510771A CH510771A CH522978A CH 522978 A CH522978 A CH 522978A CH 510771 A CH510771 A CH 510771A CH 510771 A CH510771 A CH 510771A CH 522978 A CH522978 A CH 522978A
Authority
CH
Switzerland
Prior art keywords
filter
delay line
surface wave
line based
wave principle
Prior art date
Application number
CH510771A
Other languages
German (de)
English (en)
Inventor
Helmut Dr Thomann
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
Priority claimed from DE19702021090 external-priority patent/DE2021090C/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of CH522978A publication Critical patent/CH522978A/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/30—Time-delay networks
    • H03H9/42—Time-delay networks using surface acoustic waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02543—Characteristics of substrate, e.g. cutting angles

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
CH510771A 1970-04-29 1971-04-07 Filter oder Verzögerungsleitung nach dem Oberflächenwellenprinzip CH522978A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702021090 DE2021090C (de) 1970-04-29 Filter oder Verzögerungsleitung nach dem Oberflächenwellenprinzip

Publications (1)

Publication Number Publication Date
CH522978A true CH522978A (de) 1972-05-15

Family

ID=5769836

Family Applications (1)

Application Number Title Priority Date Filing Date
CH510771A CH522978A (de) 1970-04-29 1971-04-07 Filter oder Verzögerungsleitung nach dem Oberflächenwellenprinzip

Country Status (6)

Country Link
US (1) US3713036A (OSRAM)
AT (1) AT311416B (OSRAM)
CH (1) CH522978A (OSRAM)
FR (1) FR2090688A5 (OSRAM)
GB (1) GB1344924A (OSRAM)
NL (1) NL7105710A (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3805195A (en) * 1972-12-22 1974-04-16 Rca Corp Adaptive surface wave devices
US4410823A (en) * 1981-11-13 1983-10-18 Zenith Radio Corporation Surface acoustic wave device employing reflectors
US4464639A (en) * 1982-09-17 1984-08-07 Rockwell International Corporation Ferroelectric surface acoustic wave devices
DE3881693D1 (de) * 1988-09-14 1993-07-15 Siemens Ag Elektroakustisches bauelement aus piezokeramischem material und verfahren zum frequenz- bzw. laufzeitabgleich des bauelementes.
CN105846036A (zh) * 2016-03-29 2016-08-10 成都集思科技有限公司 一种基于三维陶瓷基板的六位数字延迟线

Also Published As

Publication number Publication date
FR2090688A5 (OSRAM) 1972-01-14
US3713036A (en) 1973-01-23
AT311416B (de) 1973-11-12
DE2021090B2 (de) 1972-08-31
NL7105710A (OSRAM) 1971-11-02
DE2021090A1 (de) 1971-11-18
GB1344924A (en) 1974-01-23

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Legal Events

Date Code Title Description
PL Patent ceased