NL172010B - Werkwijze voor het inschrijven en wissen van informatie in elektro-optische keramische geheugens. - Google Patents

Werkwijze voor het inschrijven en wissen van informatie in elektro-optische keramische geheugens.

Info

Publication number
NL172010B
NL172010B NLAANVRAGE7404781,A NL7404781A NL172010B NL 172010 B NL172010 B NL 172010B NL 7404781 A NL7404781 A NL 7404781A NL 172010 B NL172010 B NL 172010B
Authority
NL
Netherlands
Prior art keywords
registering
memories
electro
erasing information
optical ceramic
Prior art date
Application number
NLAANVRAGE7404781,A
Other languages
English (en)
Other versions
NL7404781A (nl
NL172010C (nl
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of NL7404781A publication Critical patent/NL7404781A/xx
Publication of NL172010B publication Critical patent/NL172010B/nl
Application granted granted Critical
Publication of NL172010C publication Critical patent/NL172010C/nl

Links

Classifications

    • 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
    • H01G7/025—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric
    • H01G7/026—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric with ceramic dielectric
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/46—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/51—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on compounds of actinides
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/055—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect the active material being a ceramic
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/22—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using ferroelectric elements
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Computer Hardware Design (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
NLAANVRAGE7404781,A 1973-04-06 1974-04-08 Werkwijze voor het inschrijven en wissen van informatie in elektro-optische keramische geheugens. NL172010C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3869673A JPS5315628B2 (nl) 1973-04-06 1973-04-06

Publications (3)

Publication Number Publication Date
NL7404781A NL7404781A (nl) 1974-10-08
NL172010B true NL172010B (nl) 1983-01-17
NL172010C NL172010C (nl) 1983-06-16

Family

ID=12532457

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7404781,A NL172010C (nl) 1973-04-06 1974-04-08 Werkwijze voor het inschrijven en wissen van informatie in elektro-optische keramische geheugens.

Country Status (4)

Country Link
US (1) US3973247A (nl)
JP (1) JPS5315628B2 (nl)
DE (1) DE2416684C3 (nl)
NL (1) NL172010C (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS531546A (en) * 1976-06-28 1978-01-09 Nippon Denso Co Ltd Display for car
JPS5886857U (ja) * 1981-12-09 1983-06-13 瀬戸内金網商工株式会社 金網柵
US5051950A (en) * 1989-07-31 1991-09-24 Radiant Technologies Read/write optical memory
US5179533A (en) * 1989-07-31 1993-01-12 Radiant Technologies Read/write optical memory
JPH06334140A (ja) * 1992-12-16 1994-12-02 Ricoh Co Ltd 強誘電体材料および該材料を用いた半導体メモリ、光記録媒体ならびに微小変位制御素子
EP1143849B1 (de) 1999-01-22 2003-05-02 Haag-Streit Ag Ophthalmologisches gerät mit einem beleuchtungs- und/oder strahlenbehandlungsstrahl, dessen flächige intensitätsverteilung einstellbar ist, sowie anordnung mit diesem gerät zur augenbehandlung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1099431B (de) * 1956-12-04 1961-02-09 Philips Nv Verfahren zur Herstellung von keramischen Koerpern fuer elektromechanische Umwandlungselemente
US3612656A (en) * 1969-06-23 1971-10-12 Bell Telephone Labor Inc Liquid crystal device with lower means located behind the liquid crystal cell
US3666666A (en) * 1969-12-17 1972-05-30 Atomic Energy Commission Ferroelectric ceramic materials
US3710352A (en) * 1970-03-13 1973-01-09 Micro Bit Corp High speed-large storage capability electron beam accessed memory method and apparatus
US3871745A (en) * 1972-03-27 1975-03-18 Nippon Telegraph & Telephone Visual information storage and display device

Also Published As

Publication number Publication date
JPS5315628B2 (nl) 1978-05-26
JPS49127538A (nl) 1974-12-06
US3973247A (en) 1976-08-03
DE2416684B2 (de) 1977-11-10
DE2416684A1 (de) 1974-10-17
NL7404781A (nl) 1974-10-08
NL172010C (nl) 1983-06-16
DE2416684C3 (de) 1985-05-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee