GB1211565A - Modulation and detection of electromagnetic waves - Google Patents

Modulation and detection of electromagnetic waves

Info

Publication number
GB1211565A
GB1211565A GB804668A GB804668A GB1211565A GB 1211565 A GB1211565 A GB 1211565A GB 804668 A GB804668 A GB 804668A GB 804668 A GB804668 A GB 804668A GB 1211565 A GB1211565 A GB 1211565A
Authority
GB
United Kingdom
Prior art keywords
crystal
free carriers
transitions
light beam
magnetic field
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
Application number
GB804668A
Other languages
English (en)
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.)
Alcatel Lucent SAS
Original Assignee
Compagnie Generale dElectricite 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 Compagnie Generale dElectricite SA filed Critical Compagnie Generale dElectricite SA
Publication of GB1211565A publication Critical patent/GB1211565A/en
Expired legal-status Critical Current

Links

Classifications

    • 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 with at least one potential jump barrier, e.g. PN, PIN junction
    • 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 
    • G02F1/09—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 magneto-optical elements, e.g. exhibiting Faraday effect
    • G02F1/091—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 magneto-optical elements, e.g. exhibiting Faraday effect based on magneto-absorption or magneto-reflection
    • 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
    • G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
GB804668A 1967-02-28 1968-02-19 Modulation and detection of electromagnetic waves Expired GB1211565A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR96889A FR1522324A (fr) 1967-02-28 1967-02-28 Système de modulation et de détection d'ondes électromagnétiques

Publications (1)

Publication Number Publication Date
GB1211565A true GB1211565A (en) 1970-11-11

Family

ID=8626108

Family Applications (1)

Application Number Title Priority Date Filing Date
GB804668A Expired GB1211565A (en) 1967-02-28 1968-02-19 Modulation and detection of electromagnetic waves

Country Status (6)

Country Link
BE (1) BE710819A (no)
DE (1) DE1639166A1 (no)
FR (1) FR1522324A (no)
GB (1) GB1211565A (no)
LU (1) LU55512A1 (no)
NL (1) NL6802776A (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2028534A2 (en) * 2007-08-20 2009-02-25 Samsung Electronics Co., Ltd. Reflective magnetic display

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2183538B1 (no) * 1972-05-09 1974-09-27 Anvar
SE417137B (sv) * 1979-05-31 1981-02-23 Asea Ab Optiskt metdon for metning av magnetiska och elektriska felt

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2028534A2 (en) * 2007-08-20 2009-02-25 Samsung Electronics Co., Ltd. Reflective magnetic display
EP2028534A3 (en) * 2007-08-20 2010-11-03 Samsung Electronics Co., Ltd. Reflective magnetic display

Also Published As

Publication number Publication date
BE710819A (no) 1968-08-16
LU55512A1 (no) 1969-10-01
FR1522324A (fr) 1968-04-26
DE1639166A1 (de) 1970-06-04
NL6802776A (no) 1968-08-29

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees