KR102402542B9 - Apparatus for optical voltage sensing and method thereof - Google Patents

Apparatus for optical voltage sensing and method thereof

Info

Publication number
KR102402542B9
KR102402542B9 KR1020200148643A KR20200148643A KR102402542B9 KR 102402542 B9 KR102402542 B9 KR 102402542B9 KR 1020200148643 A KR1020200148643 A KR 1020200148643A KR 20200148643 A KR20200148643 A KR 20200148643A KR 102402542 B9 KR102402542 B9 KR 102402542B9
Authority
KR
South Korea
Prior art keywords
voltage sensing
optical voltage
optical
sensing
voltage
Prior art date
Application number
KR1020200148643A
Other languages
Korean (ko)
Other versions
KR20220062906A (en
KR102402542B1 (en
Inventor
김윤현
김왕기
Original Assignee
한국광기술원
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 한국광기술원 filed Critical 한국광기술원
Priority to KR1020200148643A priority Critical patent/KR102402542B1/en
Publication of KR20220062906A publication Critical patent/KR20220062906A/en
Application granted granted Critical
Publication of KR102402542B1 publication Critical patent/KR102402542B1/en
Publication of KR102402542B9 publication Critical patent/KR102402542B9/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0084—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring voltage only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2617—Measuring dielectric properties, e.g. constants
    • 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 
    • G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Dispersion Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Measurement Of Current Or Voltage (AREA)
KR1020200148643A 2020-11-09 2020-11-09 Apparatus for optical voltage sensing and method thereof KR102402542B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020200148643A KR102402542B1 (en) 2020-11-09 2020-11-09 Apparatus for optical voltage sensing and method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020200148643A KR102402542B1 (en) 2020-11-09 2020-11-09 Apparatus for optical voltage sensing and method thereof

Publications (3)

Publication Number Publication Date
KR20220062906A KR20220062906A (en) 2022-05-17
KR102402542B1 KR102402542B1 (en) 2022-05-26
KR102402542B9 true KR102402542B9 (en) 2023-04-12

Family

ID=81803394

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020200148643A KR102402542B1 (en) 2020-11-09 2020-11-09 Apparatus for optical voltage sensing and method thereof

Country Status (1)

Country Link
KR (1) KR102402542B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101107977B1 (en) * 2004-12-21 2012-01-25 재단법인서울대학교산학협력재단 Optical sensor system and optical sensor included in the same
KR101577720B1 (en) * 2014-03-27 2015-12-17 충남대학교산학협력단 Fiber optic electric field sensor and method for measuring electric field
KR102153742B1 (en) * 2019-11-25 2020-09-08 한국광기술원 Optical Fiber Based Voltage Sensor and Voltage Monitoring System Using the Same

Also Published As

Publication number Publication date
KR20220062906A (en) 2022-05-17
KR102402542B1 (en) 2022-05-26

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Legal Events

Date Code Title Description
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
G170 Re-publication after modification of scope of protection [patent]