DE3373046D1 - Variable frequency oscillator - Google Patents

Variable frequency oscillator

Info

Publication number
DE3373046D1
DE3373046D1 DE8383901625T DE3373046T DE3373046D1 DE 3373046 D1 DE3373046 D1 DE 3373046D1 DE 8383901625 T DE8383901625 T DE 8383901625T DE 3373046 T DE3373046 T DE 3373046T DE 3373046 D1 DE3373046 D1 DE 3373046D1
Authority
DE
Germany
Prior art keywords
variable frequency
frequency oscillator
oscillator
variable
frequency
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8383901625T
Other languages
English (en)
Inventor
Shigeki Aougadai-Dokushi Saito
Shuuji Urabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 JP8722182A external-priority patent/JPS58205309A/ja
Priority claimed from JP9007183A external-priority patent/JPS59216301A/ja
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Application granted granted Critical
Publication of DE3373046D1 publication Critical patent/DE3373046D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03B5/326—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator the resonator being an acoustic wave device, e.g. SAW or BAW device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/74—Multiple-port networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
    • H03H9/76—Networks using surface acoustic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
DE8383901625T 1982-05-25 1983-05-25 Variable frequency oscillator Expired DE3373046D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP8722182A JPS58205309A (ja) 1982-05-25 1982-05-25 弾性表面波発振器
JP9007183A JPS59216301A (ja) 1983-05-24 1983-05-24 可変高周波発振器
PCT/JP1983/000159 WO1983004350A1 (en) 1982-05-25 1983-05-25 Variable frequency oscillator

Publications (1)

Publication Number Publication Date
DE3373046D1 true DE3373046D1 (en) 1987-09-17

Family

ID=26428518

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383901625T Expired DE3373046D1 (en) 1982-05-25 1983-05-25 Variable frequency oscillator

Country Status (4)

Country Link
US (1) US4590442A (de)
EP (1) EP0109446B1 (de)
DE (1) DE3373046D1 (de)
WO (1) WO1983004350A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5164627A (en) * 1988-07-26 1992-11-17 Harris Corporation Phased array acoustic signal processor
EP0584761B2 (de) * 1992-08-24 2005-08-31 NRS Technologies Inc. Akustisches Oberflächenwellenresonatorfilter
US5608360A (en) * 1995-11-03 1997-03-04 Northrop Grumman Corporation Oscillator formed of high frequency resonators and method of generating high frequency oscillator signal having reduced vibration sensitivity and phase noise and improved loop group delay
WO2011099438A1 (ja) * 2010-02-09 2011-08-18 マークデバイシス株式会社 反共振周波数可変型複合共振回路
FR2982098B1 (fr) * 2011-10-28 2014-06-13 Commissariat Energie Atomique Dispositif de puissance a ondes acoustiques

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU448062B2 (en) * 1971-04-01 1974-04-18 Amalgamated Wireless (Australasia) Limited Improvements in surface elastic wave oscillators
US3868595A (en) * 1972-10-30 1975-02-25 Texas Instruments Inc Rf oscillator frequency control utilizing surface wave delay lines
GB1451664A (en) * 1973-06-06 1976-10-06 Nat Res Dev Surface acoustic wave oscillators
GB1483735A (en) * 1973-11-09 1977-08-24 Secr Defence Acoustic wave oscillator
GB1470055A (en) * 1974-04-29 1977-04-14 Lewis M Acoustic wave devices
JPS5551061Y2 (de) * 1975-09-17 1980-11-28
JPS5551061A (en) * 1978-10-06 1980-04-14 Teikoku Chem Ind Corp Ltd Preparation of 5-(aminosulfonyl)-n- (1-ethyl-2- pyrrolidinyl)-methyl -2-methoxybenzamide
JPS5573105A (en) * 1978-11-27 1980-06-02 Toshiba Corp Elastic surface wave oscillator

Also Published As

Publication number Publication date
EP0109446B1 (de) 1987-08-12
EP0109446A4 (de) 1984-11-05
WO1983004350A1 (en) 1983-12-08
EP0109446A1 (de) 1984-05-30
US4590442A (en) 1986-05-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NIPPON TELEGRAPH AND TELEPHONE CORP., TOKIO/TOKYO,