GB2353635B - Optical device - Google Patents

Optical device

Info

Publication number
GB2353635B
GB2353635B GB9916184A GB9916184A GB2353635B GB 2353635 B GB2353635 B GB 2353635B GB 9916184 A GB9916184 A GB 9916184A GB 9916184 A GB9916184 A GB 9916184A GB 2353635 B GB2353635 B GB 2353635B
Authority
GB
United Kingdom
Prior art keywords
optical device
optical
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 - Lifetime
Application number
GB9916184A
Other versions
GB9916184D0 (en
GB2353635A (en
Inventor
Andrew James Shields
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.)
Toshiba Europe Ltd
Original Assignee
Toshiba Research Europe 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 Toshiba Research Europe Ltd filed Critical Toshiba Research Europe Ltd
Priority to GB9916184A priority Critical patent/GB2353635B/en
Publication of GB9916184D0 publication Critical patent/GB9916184D0/en
Priority to US09/396,438 priority patent/US6720589B1/en
Publication of GB2353635A publication Critical patent/GB2353635A/en
Application granted granted Critical
Publication of GB2353635B publication Critical patent/GB2353635B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y20/00Nanooptics, e.g. quantum optics or photonic crystals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y10/00Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C13/00Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04Digital 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C7/00Arrangements for writing information into, or reading information out from, a digital store
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/14Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
    • H01L27/144Devices controlled by radiation
    • H01L27/146Imager structures
    • H01L27/14601Structural or functional details thereof
    • H01L27/14609Pixel-elements with integrated switching, control, storage or amplification elements
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/14Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
    • H01L27/144Devices controlled by radiation
    • H01L27/146Imager structures
    • H01L27/14679Junction field effect transistor [JFET] imagers; static induction transistor [SIT] imagers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof  ; Multistep manufacturing processes therefor
    • H01L29/02Semiconductor bodies ; Multistep manufacturing processes therefor
    • H01L29/12Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
    • H01L29/122Single quantum well structures
    • H01L29/127Quantum box structures
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/0248Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies
    • H01L31/0352Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies characterised by their shape or by the shapes, relative sizes or disposition of the semiconductor regions
    • H01L31/035236Superlattices; Multiple quantum well structures
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/08Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
    • H01L31/10Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors characterised by at least one potential-jump barrier or surface barrier, e.g. phototransistors
    • H01L31/101Devices sensitive to infrared, visible or ultraviolet radiation
    • H01L31/112Devices sensitive to infrared, visible or ultraviolet radiation characterised by field-effect operation, e.g. junction field-effect phototransistor
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C2216/00Indexing scheme relating to G11C16/00 and subgroups, for features not directly covered by these groups
    • G11C2216/02Structural aspects of erasable programmable read-only memories
    • G11C2216/08Nonvolatile memory wherein data storage is accomplished by storing relatively few electrons in the storage layer, i.e. single electron memory
GB9916184A 1998-09-16 1999-07-10 Optical device Expired - Lifetime GB2353635B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9916184A GB2353635B (en) 1999-07-10 1999-07-10 Optical device
US09/396,438 US6720589B1 (en) 1998-09-16 1999-09-15 Semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9916184A GB2353635B (en) 1999-07-10 1999-07-10 Optical device

Publications (3)

Publication Number Publication Date
GB9916184D0 GB9916184D0 (en) 1999-09-08
GB2353635A GB2353635A (en) 2001-02-28
GB2353635B true GB2353635B (en) 2002-03-20

Family

ID=10857004

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9916184A Expired - Lifetime GB2353635B (en) 1998-09-16 1999-07-10 Optical device

Country Status (1)

Country Link
GB (1) GB2353635B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2365210B (en) * 2000-07-28 2003-01-22 Toshiba Res Europ Ltd An optical device and a method of making an optical device
JP3987519B2 (en) * 2004-09-30 2007-10-10 株式会社東芝 Refractive index changing device and refractive index changing method
ES2297972A1 (en) * 2005-05-30 2008-05-01 Universidad Politecnica De Madrid Quantum dot intermediate band infrared photodetector
GB2439595B (en) * 2006-06-28 2008-11-05 Toshiba Res Europ Ltd A quantum memory device
CN100589012C (en) * 2007-10-17 2010-02-10 中国科学院半导体研究所 Active region structure of quanta point light modulator
GB2480265B (en) * 2010-05-10 2013-10-02 Toshiba Res Europ Ltd A semiconductor device and a method of fabricating a semiconductor device
WO2022256867A1 (en) * 2021-06-08 2022-12-15 University Of South Australia Improvements in optical data storage

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2283128A (en) * 1993-10-21 1995-04-26 Hitachi Europ Ltd A memory device incorporating a quantum dot array
US5440148A (en) * 1993-04-16 1995-08-08 Sony Corporation Quantum operational device
JPH09179237A (en) * 1995-12-26 1997-07-11 Fujitsu Ltd Optical memory element
US5663571A (en) * 1994-04-21 1997-09-02 Sony Corporation Quantum memory

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5440148A (en) * 1993-04-16 1995-08-08 Sony Corporation Quantum operational device
GB2283128A (en) * 1993-10-21 1995-04-26 Hitachi Europ Ltd A memory device incorporating a quantum dot array
US5663571A (en) * 1994-04-21 1997-09-02 Sony Corporation Quantum memory
JPH09179237A (en) * 1995-12-26 1997-07-11 Fujitsu Ltd Optical memory element

Also Published As

Publication number Publication date
GB9916184D0 (en) 1999-09-08
GB2353635A (en) 2001-02-28

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20190709