GB2109121B - Optical retromodulator - Google Patents

Optical retromodulator

Info

Publication number
GB2109121B
GB2109121B GB08133053A GB8133053A GB2109121B GB 2109121 B GB2109121 B GB 2109121B GB 08133053 A GB08133053 A GB 08133053A GB 8133053 A GB8133053 A GB 8133053A GB 2109121 B GB2109121 B GB 2109121B
Authority
GB
United Kingdom
Prior art keywords
retromodulator
optical
optical retromodulator
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
GB08133053A
Other versions
GB2109121A (en
Inventor
John Stuart Heeks
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.)
STC PLC
Original Assignee
Standard Telephone and Cables 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
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB08133053A priority Critical patent/GB2109121B/en
Priority to DE19823239918 priority patent/DE3239918A1/en
Publication of GB2109121A publication Critical patent/GB2109121A/en
Application granted granted Critical
Publication of GB2109121B publication Critical patent/GB2109121B/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 
    • G02F1/03—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
    • 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
    • G02F1/0327—Operation of the cell; Circuit arrangements
GB08133053A 1981-11-03 1981-11-03 Optical retromodulator Expired GB2109121B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB08133053A GB2109121B (en) 1981-11-03 1981-11-03 Optical retromodulator
DE19823239918 DE3239918A1 (en) 1981-11-03 1982-10-28 OPTICAL RETROMODULATOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08133053A GB2109121B (en) 1981-11-03 1981-11-03 Optical retromodulator

Publications (2)

Publication Number Publication Date
GB2109121A GB2109121A (en) 1983-05-25
GB2109121B true GB2109121B (en) 1985-08-21

Family

ID=10525582

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08133053A Expired GB2109121B (en) 1981-11-03 1981-11-03 Optical retromodulator

Country Status (2)

Country Link
DE (1) DE3239918A1 (en)
GB (1) GB2109121B (en)

Also Published As

Publication number Publication date
GB2109121A (en) 1983-05-25
DE3239918A1 (en) 1983-07-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee