CH320921A - Method for controlling the delay time of an acoustic delay line - Google Patents

Method for controlling the delay time of an acoustic delay line

Info

Publication number
CH320921A
CH320921A CH320921DA CH320921A CH 320921 A CH320921 A CH 320921A CH 320921D A CH320921D A CH 320921DA CH 320921 A CH320921 A CH 320921A
Authority
CH
Switzerland
Prior art keywords
controlling
acoustic
delay time
delay
delay line
Prior art date
Application number
Other languages
German (de)
Inventor
Sydney Ridler Desmond
Original Assignee
Standard Telephon & Radio 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 Standard Telephon & Radio Ag filed Critical Standard Telephon & Radio Ag
Publication of CH320921A publication Critical patent/CH320921A/en

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
    • H03H9/36—Time-delay networks with non-adjustable delay time
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1902—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value
    • G05D23/1905—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value associated with tele control
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1919—Control of temperature characterised by the use of electric means characterised by the type of controller
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
CH320921D 1953-02-13 1954-02-12 Method for controlling the delay time of an acoustic delay line CH320921A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB320921X 1953-02-13

Publications (1)

Publication Number Publication Date
CH320921A true CH320921A (en) 1957-04-15

Family

ID=10333094

Family Applications (1)

Application Number Title Priority Date Filing Date
CH320921D CH320921A (en) 1953-02-13 1954-02-12 Method for controlling the delay time of an acoustic delay line

Country Status (4)

Country Link
BE (1) BE526454A (en)
CH (1) CH320921A (en)
GB (1) GB781902A (en)
NL (2) NL93580C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3080537A (en) * 1959-10-02 1963-03-05 Bell Telephone Labor Inc Delay apparatus using acoustic line with magnetostrictive input and magnetoresistive output
US3176788A (en) * 1960-07-14 1965-04-06 Harris Transducer Corp Transmission of vibratory energy
NL122546C (en) * 1960-08-18
US3435351A (en) * 1967-05-01 1969-03-25 Friden Inc Delay line transit time control system

Also Published As

Publication number Publication date
BE526454A (en) 1900-01-01
NL93580C (en) 1900-01-01
GB781902A (en) 1957-08-28
NL185105B (en)

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