FR2146903A1 - - Google Patents

Info

Publication number
FR2146903A1
FR2146903A1 FR7127044A FR7127044A FR2146903A1 FR 2146903 A1 FR2146903 A1 FR 2146903A1 FR 7127044 A FR7127044 A FR 7127044A FR 7127044 A FR7127044 A FR 7127044A FR 2146903 A1 FR2146903 A1 FR 2146903A1
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.)
Granted
Application number
FR7127044A
Other versions
FR2146903B1 (fr
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.)
Bpifrance Financement SA
Original Assignee
Agence National de Valorisation de la Recherche ANVAR
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 Agence National de Valorisation de la Recherche ANVAR filed Critical Agence National de Valorisation de la Recherche ANVAR
Priority to FR7127044A priority Critical patent/FR2146903B1/fr
Priority to GB3406072A priority patent/GB1339094A/en
Priority to US00273531A priority patent/US3820088A/en
Priority to DE2235969A priority patent/DE2235969A1/de
Priority to NL7210149A priority patent/NL7210149A/xx
Priority to JP47073780A priority patent/JPS4919739A/ja
Publication of FR2146903A1 publication Critical patent/FR2146903A1/fr
Priority to US454616A priority patent/US3930240A/en
Application granted granted Critical
Publication of FR2146903B1 publication Critical patent/FR2146903B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G11C13/047—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 electro-optical elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/10—Devices involving relative movement between laser beam and workpiece using a fixed support, i.e. involving moving the laser beam
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Power Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Semiconductor Memories (AREA)
  • Static Random-Access Memory (AREA)
FR7127044A 1971-07-23 1971-07-23 Expired FR2146903B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7127044A FR2146903B1 (fr) 1971-07-23 1971-07-23
GB3406072A GB1339094A (en) 1971-07-23 1972-07-20 Ferroelectric memory device and method
US00273531A US3820088A (en) 1971-07-23 1972-07-20 Ferroelectric memories,and method of activating the same
DE2235969A DE2235969A1 (de) 1971-07-23 1972-07-21 Ferroelektrischer speicher und verfahren zu seinem betrieb
NL7210149A NL7210149A (fr) 1971-07-23 1972-07-21
JP47073780A JPS4919739A (fr) 1971-07-23 1972-07-22
US454616A US3930240A (en) 1971-07-23 1974-03-25 Ferroelectric memories and method of activating the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7127044A FR2146903B1 (fr) 1971-07-23 1971-07-23

Publications (2)

Publication Number Publication Date
FR2146903A1 true FR2146903A1 (fr) 1973-03-09
FR2146903B1 FR2146903B1 (fr) 1978-06-02

Family

ID=9080819

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7127044A Expired FR2146903B1 (fr) 1971-07-23 1971-07-23

Country Status (6)

Country Link
US (1) US3820088A (fr)
JP (1) JPS4919739A (fr)
DE (1) DE2235969A1 (fr)
FR (1) FR2146903B1 (fr)
GB (1) GB1339094A (fr)
NL (1) NL7210149A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3930240A (en) * 1971-07-23 1975-12-30 Anvar Ferroelectric memories and method of activating the same
AU499874B2 (en) * 1974-12-16 1979-05-03 Photovoltaic Ceramic Corp Ferroelelctric ceramic photovoltaic memory
US4418401A (en) * 1982-12-29 1983-11-29 Ibm Corporation Latent image ram cell
JPS6097446U (ja) * 1983-12-09 1985-07-03 アイシン精機株式会社 Ｖ−ベルト
FR2591014A1 (fr) * 1985-11-29 1987-06-05 Thomson Csf Dispositif d'enregistrement-lecture d'informations, son procede d'enregistrement; lecture et systeme d'enregistrement; lecture mettant en oeuvre ce dispositif et ce procede.
US5434811A (en) * 1987-11-19 1995-07-18 National Semiconductor Corporation Non-destructive read ferroelectric based memory circuit
US5262982A (en) * 1991-07-18 1993-11-16 National Semiconductor Corporation Nondestructive reading of a ferroelectric capacitor
US5504699A (en) * 1994-04-08 1996-04-02 Goller; Stuart E. Nonvolatile magnetic analog memory
DE102017124839A1 (de) * 2017-10-24 2019-04-25 Westfälische Wilhelms-Universität Münster Herstellung ferroelektrischer Domänen

Also Published As

Publication number Publication date
GB1339094A (en) 1973-11-28
JPS4919739A (fr) 1974-02-21
FR2146903B1 (fr) 1978-06-02
NL7210149A (fr) 1973-01-25
US3820088A (en) 1974-06-25
DE2235969A1 (de) 1973-02-01

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Legal Events

Date Code Title Description
ST Notification of lapse