NL7612076A - Temperatuur-stabiele akoestische oppervlakte- golfinrichting. - Google Patents

Temperatuur-stabiele akoestische oppervlakte- golfinrichting.

Info

Publication number
NL7612076A
NL7612076A NL7612076A NL7612076A NL7612076A NL 7612076 A NL7612076 A NL 7612076A NL 7612076 A NL7612076 A NL 7612076A NL 7612076 A NL7612076 A NL 7612076A NL 7612076 A NL7612076 A NL 7612076A
Authority
NL
Netherlands
Prior art keywords
temperature
wave device
surface wave
acoustic surface
stable acoustic
Prior art date
Application number
NL7612076A
Other languages
English (en)
Original Assignee
Hughes Aircraft 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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of NL7612076A publication Critical patent/NL7612076A/nl

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
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02818—Means for compensation or elimination of undesirable effects
    • H03H9/02834—Means for compensation or elimination of undesirable effects of temperature influence
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • 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 devices; Electromechanical resonators
    • H03H9/30—Time-delay networks
    • H03H9/42—Time-delay networks using surface acoustic waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/0014—Structural aspects of oscillators
    • H03B2200/0018—Structural aspects of oscillators relating to the cutting angle of a crystal, e.g. AT cut quartz
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/02—Details
    • H03B5/04—Modifications of generator to compensate for variations in physical values, e.g. power supply, load, temperature

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
NL7612076A 1975-10-31 1976-10-29 Temperatuur-stabiele akoestische oppervlakte- golfinrichting. NL7612076A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/627,801 US3999147A (en) 1975-10-31 1975-10-31 Temperature stable surface acoustic wave and oscillator using the device

Publications (1)

Publication Number Publication Date
NL7612076A true NL7612076A (nl) 1977-05-03

Family

ID=24516189

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7612076A NL7612076A (nl) 1975-10-31 1976-10-29 Temperatuur-stabiele akoestische oppervlakte- golfinrichting.

Country Status (5)

Country Link
US (1) US3999147A (nl)
CH (1) CH608920A5 (nl)
DE (1) DE2644620B2 (nl)
GB (1) GB1543192A (nl)
NL (1) NL7612076A (nl)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4155057A (en) * 1976-03-19 1979-05-15 Raytheon Company Surface acoustic wave ring filter
FR2358051A1 (fr) * 1976-07-09 1978-02-03 Thomson Csf Oscillateur a ondes elastiques de surface
JPS53145595A (en) * 1977-05-25 1978-12-18 Nippon Telegr & Teleph Corp <Ntt> Elastic surface wave oscillator
FR2396306A1 (fr) * 1977-07-01 1979-01-26 Thomson Csf Accelerometre a ondes elastiques de surface
US4349794A (en) * 1977-12-16 1982-09-14 Trw Inc. Shallow bulk acoustic wave devices
US4166228A (en) * 1978-03-17 1979-08-28 Sperry Rand Corporation Temperature compensated reflective array for surface acoustic wave processing
GB2033185B (en) * 1978-09-22 1983-05-18 Secr Defence Acoustic wave device with temperature stabilisation
US4323809A (en) * 1979-12-19 1982-04-06 The United States Of America As Represented By The Secretary Of The Air Force Surface acoustic wave substrate having orthogonal temperature compensated propagation directions and device applications
US4319154A (en) * 1979-12-26 1982-03-09 Sperry Corporation Temperature insensitive reflective array S.A.W. device
US4451710A (en) * 1982-09-01 1984-05-29 Gte Atea Nv Precisely stabilized piezoelectric receiver
US4586382A (en) * 1982-09-29 1986-05-06 Schlumberger Technology Corporation Surface acoustic wave sensors
US4512198A (en) * 1982-09-29 1985-04-23 Schlumberger Technology Corporation Surface acoustic wave sensors
FR2627645A1 (fr) * 1988-02-18 1989-08-25 Schlumberger Ind Sa Oscillateur, en particulier a ondes acoustiques de surface, asservi en frequence par commande de sa temperature
DE3937871A1 (de) * 1989-11-14 1991-05-16 Siemens Ag Oberflaechenwellen-reflektorfilter
DE102004060901A1 (de) * 2004-12-14 2006-07-13 Leibnitz-Institut für Festkörper- und Werkstoffforschung Dresden e.V. Oszillator
US20070096839A1 (en) * 2005-11-02 2007-05-03 Vern Meissner Temperature compensation circuit for a surface acoustic wave oscillator
DE102005060923A1 (de) * 2005-12-14 2007-06-21 Leibnitz-Institut für Festkörper- und Werkstoffforschung Dresden e.V. Oszillatorkreis mit akustischen Zweitor-Oberflächenwellenresonatoren
US10103624B2 (en) * 2016-06-29 2018-10-16 Win Semiconductors Corp. Thermal sensor circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3568102A (en) * 1967-07-06 1971-03-02 Litton Precision Prod Inc Split surface wave acoustic delay line
GB1449841A (en) * 1973-04-09 1976-09-15 Mullard Ltd Oscillators
US3883831A (en) * 1973-09-27 1975-05-13 Massachusetts Inst Technology Surface wave devices
US3886484A (en) * 1974-06-24 1975-05-27 Hewlett Packard Co Acoustic surface wave devices having improved performance versus temperature characteristics

Also Published As

Publication number Publication date
DE2644620B2 (de) 1978-05-18
DE2644620A1 (de) 1977-05-05
US3999147A (en) 1976-12-21
CH608920A5 (nl) 1979-01-31
GB1543192A (en) 1979-03-28

Similar Documents

Publication Publication Date Title
NL7608417A (nl) Geluiddempingsinrichting.
NO143291C (no) Transduktor.
NL7600453A (nl) Ultrasone aftastinrichting.
NL182052C (nl) Inhaleringsapparaat.
IT1072762B (it) Trasduttore ultrasonico
IT1055287B (it) Transduttori
FR2306592A1 (fr) Transducteur ultrasonore
NL7507711A (nl) Akoestische oppervlaktegolf-inrichting.
NL7612076A (nl) Temperatuur-stabiele akoestische oppervlakte- golfinrichting.
NL7602853A (nl) Transducer.
NL7509774A (nl) Acoustische oppervlaktegolf-inrichting.
NL7507698A (nl) Oppervlaktegolfinrichting.
NL7515055A (nl) Geluiddempingsinrichting.
FR2332525A1 (fr) Transducteur
NL181542C (nl) Inrichting werkend met akoestische oppervlaktegolven.
NL183330C (nl) Inrichting werkend met akoestische oppervlaktegolven.
NL7701845A (nl) Akoestische-oppervlaktegolfinrichting.
SE405304B (sv) Akustikvaganordning
NL7809154A (nl) Elastrische-oppervaktegolfinrichting.
NL7515186A (nl) Golfslang met omvlechting.
NL179859C (nl) Akoestische oppervalktegolfinrichting.
NL7601997A (nl) Oppervlakinspectie-inrichting.
NL7504618A (nl) Reflektor met rillen.
NL7605463A (nl) Mechanisch werkzame inrichting.
IT1057208B (it) Trasduttore elettroacustico

Legal Events

Date Code Title Description
BV The patent application has lapsed