FR2141270A5 - - Google Patents

Info

Publication number
FR2141270A5
FR2141270A5 FR7220516A FR7220516A FR2141270A5 FR 2141270 A5 FR2141270 A5 FR 2141270A5 FR 7220516 A FR7220516 A FR 7220516A FR 7220516 A FR7220516 A FR 7220516A FR 2141270 A5 FR2141270 A5 FR 2141270A5
Authority
FR
France
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
FR7220516A
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR2141270A5 publication Critical patent/FR2141270A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1123—Q-switching
    • H01S3/1124—Q-switching using magneto-optical devices
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/06—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using magneto-optical elements
    • 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
    • G11C19/0866—Detecting magnetic domains

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR7220516A 1971-06-08 1972-06-01 Expired FR2141270A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15104771A 1971-06-08 1971-06-08

Publications (1)

Publication Number Publication Date
FR2141270A5 true FR2141270A5 (fr) 1973-01-19

Family

ID=22537109

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7220516A Expired FR2141270A5 (fr) 1971-06-08 1972-06-01

Country Status (5)

Country Link
US (1) US3729724A (fr)
JP (1) JPS5430264B1 (fr)
DE (1) DE2226198A1 (fr)
FR (1) FR2141270A5 (fr)
GB (1) GB1360922A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791239A (fr) * 1971-11-12 1973-05-10 Philips Nv Memoire magnetique
US3824573A (en) * 1973-07-19 1974-07-16 J Scarzello Magnetic bubble resonance sensor
US3867034A (en) * 1973-11-16 1975-02-18 Honeywell Inc Laser angular rate sensor biasing apparatus
US6434174B1 (en) 1985-10-07 2002-08-13 United States Of America As Represented By The Secretary Of The Air Force Repetitively pulsed Q-switched chemical oxygen-iodine laser
JP2894808B2 (ja) * 1990-07-09 1999-05-24 旭光学工業株式会社 偏光を有する光学系
US20090126922A1 (en) * 2007-10-29 2009-05-21 Jan Vetrovec Heat transfer device
US20100071883A1 (en) * 2008-09-08 2010-03-25 Jan Vetrovec Heat transfer device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3503054A (en) * 1967-10-12 1970-03-24 Bell Telephone Labor Inc Domain wall propagation in magnetic shefts
US3614447A (en) * 1969-06-16 1971-10-19 Bell Telephone Labor Inc Method for modulating semiconductor lasers

Also Published As

Publication number Publication date
GB1360922A (en) 1974-07-24
US3729724A (en) 1973-04-24
DE2226198A1 (de) 1972-12-14
JPS5430264B1 (fr) 1979-09-29

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Legal Events

Date Code Title Description
ST Notification of lapse