DE69032941D1 - Neuronales netzwerk - Google Patents

Neuronales netzwerk

Info

Publication number
DE69032941D1
DE69032941D1 DE69032941T DE69032941T DE69032941D1 DE 69032941 D1 DE69032941 D1 DE 69032941D1 DE 69032941 T DE69032941 T DE 69032941T DE 69032941 T DE69032941 T DE 69032941T DE 69032941 D1 DE69032941 D1 DE 69032941D1
Authority
DE
Germany
Prior art keywords
optical
pct
array
mij
sec
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 - Fee Related
Application number
DE69032941T
Other languages
English (en)
Other versions
DE69032941T2 (de
Inventor
Marek Rejman-Greene
Edward Scott
David Wood
Peter Healey
Roderick Webb
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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
Priority claimed from GB898926183A external-priority patent/GB8926183D0/en
Priority claimed from GB909003443A external-priority patent/GB9003443D0/en
Priority claimed from GB909024332A external-priority patent/GB9024332D0/en
Application filed by British Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE69032941D1 publication Critical patent/DE69032941D1/de
Publication of DE69032941T2 publication Critical patent/DE69032941T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
    • 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 
    • G02F1/015—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 semiconductor elements having potential barriers, e.g. having a PN or PIN junction
    • G02F1/017—Structures with periodic or quasi periodic potential variation, e.g. superlattices, quantum wells
    • 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 
    • G02F1/21—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  by interference
    • G02F1/218—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  by interference using semi-conducting materials
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/06—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons
    • G06N3/067—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons using optical means
    • G06N3/0675—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons using optical means using electro-optical, acousto-optical or opto-electronic means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/08—Learning methods
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor 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
    • H01L31/0248—Semiconductor 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
    • H01L31/0352—Semiconductor 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
    • H01L31/035236—Superlattices; Multiple quantum well structures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor 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
    • H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
    • H01L31/184—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof the active layers comprising only AIIIBV compounds, e.g. GaAs, InP
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/544—Solar cells from Group III-V materials

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Nanotechnology (AREA)
  • Chemical & Material Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Artificial Intelligence (AREA)
  • Electromagnetism (AREA)
  • Computational Linguistics (AREA)
  • Data Mining & Analysis (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Neurology (AREA)
  • Manufacturing & Machinery (AREA)
  • Holo Graphy (AREA)
  • Image Analysis (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Thermistors And Varistors (AREA)
  • Magnetic Heads (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69032941T 1989-11-20 1990-11-20 Neuronales netzwerk Expired - Fee Related DE69032941T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB898926183A GB8926183D0 (en) 1989-11-20 1989-11-20 Multiple quantum well structures
GB909003443A GB9003443D0 (en) 1990-02-15 1990-02-15 Neural networks
GB909024332A GB9024332D0 (en) 1990-11-08 1990-11-08 Method of training a neural network
PCT/GB1990/001782 WO1991007714A1 (en) 1989-11-20 1990-11-20 Neural networks

Publications (2)

Publication Number Publication Date
DE69032941D1 true DE69032941D1 (de) 1999-03-18
DE69032941T2 DE69032941T2 (de) 1999-06-10

Family

ID=27264804

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69032941T Expired - Fee Related DE69032941T2 (de) 1989-11-20 1990-11-20 Neuronales netzwerk

Country Status (7)

Country Link
US (1) US5428466A (de)
EP (1) EP0502943B1 (de)
JP (1) JP3115589B2 (de)
AT (1) ATE176532T1 (de)
AU (1) AU6734390A (de)
DE (1) DE69032941T2 (de)
WO (1) WO1991007714A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2084950A1 (en) * 1991-12-18 1993-06-19 Tsen-Hwang Lin Compact programmable processing module
GB2267165A (en) * 1992-05-11 1993-11-24 Sharp Kk Optical information processor
US5784309A (en) * 1994-03-02 1998-07-21 Budil; Matthias Optical vector multiplier for neural networks
EP0968591A1 (de) * 1997-03-19 2000-01-05 BRITISH TELECOMMUNICATIONS public limited company Fernmeldevermittlungssystem
CA2285207A1 (en) * 1997-03-19 1998-09-24 British Telecommunications Public Limited Company Telecommunications switch
GB0121308D0 (en) * 2001-09-03 2001-10-24 Thomas Swan & Company Ltd Optical processing
US7072874B1 (en) * 2002-07-23 2006-07-04 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Optimization of training sets for neural-net processing of characteristic patterns from vibrating solids
GB2504970A (en) 2012-08-15 2014-02-19 Swan Thomas & Co Ltd Optical device and methods to reduce cross-talk
KR102590505B1 (ko) * 2018-04-09 2023-10-19 한국전자통신연구원 방사선원을 포함하는 스파이크 뉴럴 네트워크 회로
KR20210005273A (ko) 2018-05-10 2021-01-13 더 보드 어브 트러스티스 어브 더 리랜드 스탠포드 주니어 유니버시티 광자 신경망에 대한 활성화 함수를 위한 시스템 및 방법
EP3791332A4 (de) * 2018-05-10 2022-03-09 The Board of Trustees of the Leland Stanford Junior University Training von photonischen neuronalen netzen durch in-situ-rückpropagation
WO2019222185A1 (en) * 2018-05-15 2019-11-21 Lightmatter, Inc. Photonic processing systems and methods
CN113159305A (zh) 2018-06-05 2021-07-23 光子智能股份有限公司 光电计算系统
US11507818B2 (en) 2018-06-05 2022-11-22 Lightelligence PTE. Ltd. Optoelectronic computing systems
US11604978B2 (en) 2018-11-12 2023-03-14 Massachusetts Institute Of Technology Large-scale artificial neural-network accelerators based on coherent detection and optical data fan-out
CN111338423A (zh) * 2018-12-19 2020-06-26 华为技术有限公司 一种光学装置
US11734556B2 (en) 2019-01-14 2023-08-22 Lightelligence PTE. Ltd. Optoelectronic computing systems
WO2020176393A1 (en) 2019-02-25 2020-09-03 Lightmatter, Inc. Path-number-balanced universal photonic network
WO2021021787A1 (en) 2019-07-29 2021-02-04 Lightmatter, Inc. Systems and methods for analog computing using a linear photonic processor
EP4062561A4 (de) 2019-11-22 2024-01-10 Lightmatter, Inc. Lineare fotonische prozessoren und zugehörige verfahren
US11796794B2 (en) 2020-05-12 2023-10-24 The Board Of Trustees Of The Leland Stanford Junior University Multi-objective, robust constraints enforced global topology optimizer for optical devices

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5004309A (en) * 1988-08-18 1991-04-02 Teledyne Brown Engineering Neural processor with holographic optical paths and nonlinear operating means
US5068801A (en) * 1989-11-06 1991-11-26 Teledyne Industries, Inc. Optical interconnector and highly interconnected, learning neural network incorporating optical interconnector therein
US5121231A (en) * 1990-04-06 1992-06-09 University Of Southern California Incoherent/coherent multiplexed holographic recording for photonic interconnections and holographic optical elements
US5129041A (en) * 1990-06-08 1992-07-07 Grumman Aerospace Corporation Optical neural network processing element with multiple holographic element interconnects

Also Published As

Publication number Publication date
JPH05501465A (ja) 1993-03-18
US5428466A (en) 1995-06-27
AU6734390A (en) 1991-06-13
DE69032941T2 (de) 1999-06-10
WO1991007714A1 (en) 1991-05-30
EP0502943A1 (de) 1992-09-16
EP0502943B1 (de) 1999-02-03
ATE176532T1 (de) 1999-02-15
JP3115589B2 (ja) 2000-12-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee