USB430149I5 - - Google Patents

Info

Publication number
USB430149I5
USB430149I5 US43014974A USB430149I5 US B430149 I5 USB430149 I5 US B430149I5 US 43014974 A US43014974 A US 43014974A US B430149 I5 USB430149 I5 US B430149I5
Authority
US
United States
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.)
Pending
Application number
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 filed Critical
Priority to US05/430,149 priority Critical patent/US4037175A/en
Publication of USB430149I5 publication Critical patent/USB430149I5/en
Application granted granted Critical
Publication of US4037175A publication Critical patent/US4037175A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03H9/30—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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
US05/430,149 1974-01-02 1974-01-02 Variable delay device Expired - Lifetime US4037175A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/430,149 US4037175A (en) 1974-01-02 1974-01-02 Variable delay device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/430,149 US4037175A (en) 1974-01-02 1974-01-02 Variable delay device

Publications (2)

Publication Number Publication Date
USB430149I5 true USB430149I5 (en) 1975-01-28
US4037175A US4037175A (en) 1977-07-19

Family

ID=23706262

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/430,149 Expired - Lifetime US4037175A (en) 1974-01-02 1974-01-02 Variable delay device

Country Status (1)

Country Link
US (1) US4037175A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4340872A (en) * 1980-11-26 1982-07-20 E-Systems, Inc. Continuously variable piezoelectric crystal delay line
US4410823A (en) * 1981-11-13 1983-10-18 Zenith Radio Corporation Surface acoustic wave device employing reflectors
EP0358795B1 (en) * 1988-09-14 1993-06-09 Siemens Aktiengesellschaft Piezoceramic device for acoustic waves and method for adjusting the frequency and/or the transit time
US5350961A (en) * 1992-07-31 1994-09-27 E. I. Du Pont De Nemours And Company Acoustic wave devices for controlling high frequency signals
GB2298486A (en) * 1995-03-03 1996-09-04 Era Patents Ltd SAW displacement transducer having a moveable electrode
US9121754B2 (en) * 2011-07-28 2015-09-01 Sensanna Incorporated Surface acoustic wave monitor for deposition and analysis of ultra-thin films
US9099982B2 (en) * 2012-01-25 2015-08-04 International Business Machines Corporation Method of manufacturing switching filters and design structures

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3436688A (en) * 1966-05-24 1969-04-01 Lab For Electronics Inc Variable delay line with movable electrode
US3787786A (en) * 1971-11-10 1974-01-22 France Etat Continuously variable ultrasonic delay line

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3436688A (en) * 1966-05-24 1969-04-01 Lab For Electronics Inc Variable delay line with movable electrode
US3787786A (en) * 1971-11-10 1974-01-22 France Etat Continuously variable ultrasonic delay line

Also Published As

Publication number Publication date
US4037175A (en) 1977-07-19

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