AT306102B - Verfahren zum nachträglichen Abgleichen der Laufzeit von elektroakustischen Verzögerungsleitungen auf piezoelektrischen Keramiksubstraten - Google Patents

Verfahren zum nachträglichen Abgleichen der Laufzeit von elektroakustischen Verzögerungsleitungen auf piezoelektrischen Keramiksubstraten

Info

Publication number
AT306102B
AT306102B AT279371A AT279371A AT306102B AT 306102 B AT306102 B AT 306102B AT 279371 A AT279371 A AT 279371A AT 279371 A AT279371 A AT 279371A AT 306102 B AT306102 B AT 306102B
Authority
AT
Austria
Prior art keywords
piezoelectric ceramic
transit time
delay lines
ceramic substrates
subsequent adjustment
Prior art date
Application number
AT279371A
Other languages
German (de)
English (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
Application granted granted Critical
Publication of AT306102B publication Critical patent/AT306102B/de

Links

Classifications

    • 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
    • H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves
    • H03H3/10—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves for obtaining desired frequency or temperature coefficient
    • 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
    • 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
    • H03H9/423—Time-delay networks using surface acoustic waves with adjustable delay time
    • 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
    • Y10T29/42—Piezoelectric device making
    • 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
    • Y10T29/49005—Acoustic transducer

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)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
AT279371A 1970-04-23 1971-04-01 Verfahren zum nachträglichen Abgleichen der Laufzeit von elektroakustischen Verzögerungsleitungen auf piezoelektrischen Keramiksubstraten AT306102B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2019780A DE2019780C3 (de) 1970-04-23 1970-04-23 Verfahren zum nachträglichen Abgleichen der Laufzeit von elektroakustischen Verzögerungsleitungen auf piezoelektrischen Keramiksubstraten

Publications (1)

Publication Number Publication Date
AT306102B true AT306102B (de) 1973-03-26

Family

ID=5769046

Family Applications (1)

Application Number Title Priority Date Filing Date
AT279371A AT306102B (de) 1970-04-23 1971-04-01 Verfahren zum nachträglichen Abgleichen der Laufzeit von elektroakustischen Verzögerungsleitungen auf piezoelektrischen Keramiksubstraten

Country Status (7)

Country Link
US (1) US3710465A (OSRAM)
AT (1) AT306102B (OSRAM)
CH (1) CH521688A (OSRAM)
DE (1) DE2019780C3 (OSRAM)
FR (1) FR2089833A5 (OSRAM)
GB (1) GB1319702A (OSRAM)
NL (1) NL7105299A (OSRAM)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873858A (en) * 1972-05-23 1975-03-25 Massachusetts Inst Technology Acoustic surface wave phase shifter
US3845420A (en) * 1973-03-02 1974-10-29 Raytheon Co Surface acoustic wave phase control device
FR2239813B1 (OSRAM) * 1973-08-03 1978-04-21 Commissariat Energie Atomique
US4233573A (en) * 1979-02-12 1980-11-11 United Technologies Corporation Carrier concentration controlled surface acoustic wave variable delay devices
US4340872A (en) * 1980-11-26 1982-07-20 E-Systems, Inc. Continuously variable piezoelectric crystal delay line
US4784154A (en) * 1986-11-13 1988-11-15 Colin Electronics Co., Ltd. Interference resistant biomedical transducer
DE3881693D1 (de) * 1988-09-14 1993-07-15 Siemens Ag Elektroakustisches bauelement aus piezokeramischem material und verfahren zum frequenz- bzw. laufzeitabgleich des bauelementes.
EP0362478B1 (de) * 1988-09-14 1995-05-24 Siemens Aktiengesellschaft Akustische Verzögerungsleitung
CN112729595A (zh) * 2021-02-02 2021-04-30 上海航天电子有限公司 延迟线型声表面波传感器及其制作方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE624904A (OSRAM) * 1961-11-17
US3564515A (en) * 1964-01-30 1971-02-16 Gen Dynamics Corp Information handling apparatus
DE1466189B1 (de) * 1964-08-10 1970-06-25 Nippon Electric Co Verfahren zur piezoelektrischen Aktivierung eines ferroelektrischen Stoffes
FR1490483A (fr) * 1965-12-17 1967-08-04 Thomson Houston Comp Francaise Système de filtre électrique à bande passante étroite utilisant un cristal
US3388334A (en) * 1967-09-21 1968-06-11 Zenith Radio Corp Solid state traveling wave devices
US3496553A (en) * 1968-02-15 1970-02-17 Us Army Sintered-film ferroelectric memory line
US3582540A (en) * 1969-04-17 1971-06-01 Zenith Radio Corp Signal translating apparatus using surface wave acoustic device
US3614463A (en) * 1970-04-01 1971-10-19 Us Air Force Microwave acoustic surface wave limiter and method of fabrication

Also Published As

Publication number Publication date
DE2019780C3 (de) 1974-07-18
CH521688A (de) 1972-04-15
DE2019780B2 (OSRAM) 1973-10-11
FR2089833A5 (OSRAM) 1972-01-07
DE2019780A1 (de) 1971-11-04
NL7105299A (OSRAM) 1971-10-26
GB1319702A (en) 1973-06-06
US3710465A (en) 1973-01-16

Similar Documents

Publication Publication Date Title
CH458710A (de) Verfahren zum Beschichten von Substraten
BG26003A4 (bg) Метод за получаване на инхибитори за гликозид-хидролази от актиномицети
AT310909B (de) Verfahren zum katalytischen Cracken von Naphtha
AT331176B (de) Verfahren zum impragnieren von oberflachen auf oxid- bzw, silikat-basis
AT306102B (de) Verfahren zum nachträglichen Abgleichen der Laufzeit von elektroakustischen Verzögerungsleitungen auf piezoelektrischen Keramiksubstraten
BG21025A3 (bg) Метод за получаване на производни на 2-пиролидинона
DK130227B (da) Fremgangsmåde til fremstilling af saccharaseinhibitorer.
CH558217A (de) Verfahren zum losloesen von ablagerungen an oberflaechen von bauteilen.
CH505527A (de) Verfahren zum Herstellen eines elektro-akustischen Wandlers
ATA158672A (de) Verfahren zum kristallisieren von fruktose
CH532369A (de) Verfahren zum Süssen von Substraten
CH540722A (de) Piezoelektrischer Schwinger
AT297328B (de) Verfahren zum entgasen von beta-lactonhomo- oder -copolymerisaten
DE1934743B2 (de) Verfahren zum aetzen von siliciumnitrid
IT988020B (it) Metodo per formare strutture da collageno microcristallin
IT980415B (it) Metodo per la metallizzazione di substrati
AT307514B (de) Verfahren der direkten Kanaleinigung zum Betrieb von adreßcodierten Fernsprechsystemen
AT322603B (de) Vorrichtung zum ausrichten von gleisschwellen
CH526238A (de) Verfahren zum automatischen Auffinden von geeigneten Frequenzplätzen bei der Datenübertragung
DD82152A1 (de) Verfahren zum Polarisieren von piezokeramischen Bauelementen
CH495085A (de) Verfahren zum Frequenzabgleich mechanischer Resonatoren
DK143500C (da) Analogifremgangsmaade til fremstilling af pyridinderivater
DK129530B (da) Fremgangsmåde til fremstilling af saccharaseinhibitorer.
BE756414A (fr) Circuit acoustique perfectionne pour transducteurs electro-acoustiques
CH544336A (de) Verfahren zur automatischen Regelung der Schwingungsamplitude von elektromechanischen Schwingern von Zeitmessgeräten

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee