FR1419160A - Ligne à retard ultrasonique, et ses emplois - Google Patents

Ligne à retard ultrasonique, et ses emplois

Info

Publication number
FR1419160A
FR1419160A FR999999A FR999999A FR1419160A FR 1419160 A FR1419160 A FR 1419160A FR 999999 A FR999999 A FR 999999A FR 999999 A FR999999 A FR 999999A FR 1419160 A FR1419160 A FR 1419160A
Authority
FR
France
Prior art keywords
delay line
ultrasonic delay
ultrasonic
line
delay
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
FR999999A
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 US333022A external-priority patent/US3289114A/en
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Priority to FR999999A priority Critical patent/FR1419160A/fr
Application granted granted Critical
Publication of FR1419160A publication Critical patent/FR1419160A/fr
Expired 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
    • H03H9/44—Frequency dependent delay lines, e.g. dispersive delay lines
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/36—Devices for manipulating acoustic surface waves
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6403—Programmable filters

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
FR999999A 1963-12-24 1964-12-24 Ligne à retard ultrasonique, et ses emplois Expired FR1419160A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR999999A FR1419160A (fr) 1963-12-24 1964-12-24 Ligne à retard ultrasonique, et ses emplois

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US333022A US3289114A (en) 1963-12-24 1963-12-24 Tapped ultrasonic delay line and uses therefor
FR999999A FR1419160A (fr) 1963-12-24 1964-12-24 Ligne à retard ultrasonique, et ses emplois

Publications (1)

Publication Number Publication Date
FR1419160A true FR1419160A (fr) 1965-11-26

Family

ID=26212060

Family Applications (1)

Application Number Title Priority Date Filing Date
FR999999A Expired FR1419160A (fr) 1963-12-24 1964-12-24 Ligne à retard ultrasonique, et ses emplois

Country Status (1)

Country Link
FR (1) FR1419160A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2342537A1 (fr) * 1976-02-26 1977-09-23 Sony Corp Dispositif d'onde acoustique de surface

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2342537A1 (fr) * 1976-02-26 1977-09-23 Sony Corp Dispositif d'onde acoustique de surface

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