CH326342A - Dispositif d'enregistrement d'informations - Google Patents

Dispositif d'enregistrement d'informations

Info

Publication number
CH326342A
CH326342A CH326342DA CH326342A CH 326342 A CH326342 A CH 326342A CH 326342D A CH326342D A CH 326342DA CH 326342 A CH326342 A CH 326342A
Authority
CH
Switzerland
Prior art keywords
information recording
recording device
information
recording
Prior art date
Application number
Other languages
English (en)
Inventor
Raoul Aigrain Pierre Roger
Liandrat Georges
Original Assignee
Standard Telephone & Radio Sa
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 Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH326342A publication Critical patent/CH326342A/fr

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/22Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using ferroelectric elements
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/025Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric
    • H01G7/026Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric with ceramic dielectric
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/06Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising selenium or tellurium in uncombined form other than as impurities in semiconductor bodies of other materials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/06Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising selenium or tellurium in uncombined form other than as impurities in semiconductor bodies of other materials
    • H01L21/10Preliminary treatment of the selenium or tellurium, its application to the foundation plate, or the subsequent treatment of the combination
    • H01L21/108Provision of discrete insulating layers, i.e. non-genetic barrier layers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K19/00Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/185Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using dielectric elements with variable dielectric constant, e.g. ferro-electric capacitors
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10BELECTRONIC MEMORY DEVICES
    • H10B53/00Ferroelectric RAM [FeRAM] devices comprising ferroelectric memory capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Inorganic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • Electrotherapy Devices (AREA)
  • Semiconductor Memories (AREA)
CH326342D 1953-05-13 1954-05-06 Dispositif d'enregistrement d'informations CH326342A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR950301X 1953-05-13

Publications (1)

Publication Number Publication Date
CH326342A true CH326342A (fr) 1957-12-15

Family

ID=9477051

Family Applications (1)

Application Number Title Priority Date Filing Date
CH326342D CH326342A (fr) 1953-05-13 1954-05-06 Dispositif d'enregistrement d'informations

Country Status (5)

Country Link
BE (1) BE533836A (fr)
CH (1) CH326342A (fr)
DE (1) DE950301C (fr)
FR (1) FR1097618A (fr)
GB (1) GB750867A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE550048A (fr) * 1955-11-21
US3450966A (en) * 1967-09-12 1969-06-17 Rca Corp Ferroelectric insulated gate field effect device

Also Published As

Publication number Publication date
DE950301C (de) 1956-10-04
BE533836A (fr)
GB750867A (en) 1956-06-20
FR1097618A (fr) 1955-07-07

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