CA959575A - Tuned oscillator circuit for providing a rotating magnetic field - Google Patents

Tuned oscillator circuit for providing a rotating magnetic field

Info

Publication number
CA959575A
CA959575A CA135,361A CA135361A CA959575A CA 959575 A CA959575 A CA 959575A CA 135361 A CA135361 A CA 135361A CA 959575 A CA959575 A CA 959575A
Authority
CA
Canada
Prior art keywords
providing
magnetic field
oscillator circuit
rotating magnetic
tuned oscillator
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
CA135,361A
Other versions
CA135361S (en
Inventor
William E. Hess (Jr.)
George P. Vella-Coleiro
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
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA959575A publication Critical patent/CA959575A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/39—Organic or inorganic per-compounds
    • C11D3/3902—Organic or inorganic per-compounds combined with specific additives
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
    • G11C19/085—Generating magnetic fields therefor, e.g. uniform magnetic field for magnetic domain stabilisation
    • 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
    • H03B27/00—Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
CA135,361A 1971-07-19 1972-02-23 Tuned oscillator circuit for providing a rotating magnetic field Expired CA959575A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16393871A 1971-07-19 1971-07-19

Publications (1)

Publication Number Publication Date
CA959575A true CA959575A (en) 1974-12-17

Family

ID=22592275

Family Applications (1)

Application Number Title Priority Date Filing Date
CA135,361A Expired CA959575A (en) 1971-07-19 1972-02-23 Tuned oscillator circuit for providing a rotating magnetic field

Country Status (11)

Country Link
US (1) US3720883A (en)
AU (1) AU471931B2 (en)
BE (1) BE786392A (en)
CA (1) CA959575A (en)
CH (1) CH538752A (en)
DE (1) DE2234550A1 (en)
FR (1) FR2146357B1 (en)
GB (1) GB1393767A (en)
IT (1) IT964666B (en)
NL (1) NL7209154A (en)
SE (1) SE387493B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7401844A (en) * 1973-04-12 1974-10-15
JPS5092647A (en) * 1973-12-14 1975-07-24
US3866145A (en) * 1974-01-07 1975-02-11 Bell Telephone Labor Inc Tuned oscillator circuit for providing a rotating in-plane magnetic field
LU70695A1 (en) * 1974-03-27 1974-12-10
US3946373A (en) * 1974-09-09 1976-03-23 Gte Laboratories Incorporated Control circuit for a rotating magnetic field of a bubble memory
US3972037A (en) * 1975-06-30 1976-07-27 Bell Telephone Laboratories, Incorporated Phase correcting drive circuit for a magnetic bubble field-access memory
US4328525A (en) * 1980-06-27 1982-05-04 International Business Machines Corporation Pulsed sine wave oscillating circuit arrangement
JPS5856186B2 (en) * 1980-09-19 1983-12-13 株式会社日立製作所 Series resonant magnetic bubble drive circuit
US4767999A (en) * 1986-11-12 1988-08-30 Megapulse, Inc. Method of and apparatus for radio-frequency generation in resonator tank circuits excited by sequential pulses of alternately opposite polarity
US4972438A (en) * 1989-08-08 1990-11-20 Siemens-Pacesetter, Inc. Self-oscillating transmitter
US6307468B1 (en) * 1999-07-20 2001-10-23 Avid Identification Systems, Inc. Impedance matching network and multidimensional electromagnetic field coil for a transponder interrogator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2411898A (en) * 1944-04-21 1946-12-03 Bell Telephone Labor Inc Pulse generator
US2671275A (en) * 1949-03-31 1954-03-09 Rca Corp Magnetometer
US3394321A (en) * 1967-01-03 1968-07-23 Gen Telephone & Elect Square-wave oscillator with seriesresonant circuit

Also Published As

Publication number Publication date
AU4455272A (en) 1974-01-17
AU471931B2 (en) 1976-05-06
DE2234550A1 (en) 1973-02-01
NL7209154A (en) 1973-01-23
CH538752A (en) 1973-06-30
SE387493B (en) 1976-09-06
US3720883A (en) 1973-03-13
FR2146357A1 (en) 1973-03-02
FR2146357B1 (en) 1975-03-07
GB1393767A (en) 1975-05-14
IT964666B (en) 1974-01-31
BE786392A (en) 1972-11-16

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