JP7519584B2 - 光デバイス - Google Patents

光デバイス Download PDF

Info

Publication number
JP7519584B2
JP7519584B2 JP2021501635A JP2021501635A JP7519584B2 JP 7519584 B2 JP7519584 B2 JP 7519584B2 JP 2021501635 A JP2021501635 A JP 2021501635A JP 2021501635 A JP2021501635 A JP 2021501635A JP 7519584 B2 JP7519584 B2 JP 7519584B2
Authority
JP
Japan
Prior art keywords
electrodes
mirror
optical
light
electrode
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.)
Active
Application number
JP2021501635A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2020170596A1 (ja
JPWO2020170596A5 (https=
Inventor
雅彦 佃
幸生 野村
安寿 稲田
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of JPWO2020170596A1 publication Critical patent/JPWO2020170596A1/ja
Publication of JPWO2020170596A5 publication Critical patent/JPWO2020170596A5/ja
Application granted granted Critical
Publication of JP7519584B2 publication Critical patent/JP7519584B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
    • 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
    • G02F1/1326—Liquid crystal optical waveguides or liquid crystal cells specially adapted for gating or modulating between optical waveguides
    • 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
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553—Reflecting elements
    • 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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • 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
    • G02F1/29—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 position or the direction of light beams, i.e. deflection
    • G02F1/295—Analog deflection from or in an optical waveguide structure]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
    • G02F2201/124—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode interdigital
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/18—Function characteristic adaptive optics, e.g. wavefront correction
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/50—Phase-only modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Geometry (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Liquid Crystal (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
JP2021501635A 2019-02-18 2019-12-23 光デバイス Active JP7519584B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019026288 2019-02-18
JP2019026288 2019-02-18
PCT/JP2019/050336 WO2020170596A1 (ja) 2019-02-18 2019-12-23 光デバイス

Publications (3)

Publication Number Publication Date
JPWO2020170596A1 JPWO2020170596A1 (ja) 2021-12-16
JPWO2020170596A5 JPWO2020170596A5 (https=) 2022-12-28
JP7519584B2 true JP7519584B2 (ja) 2024-07-22

Family

ID=72144632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021501635A Active JP7519584B2 (ja) 2019-02-18 2019-12-23 光デバイス

Country Status (4)

Country Link
US (1) US20210356565A1 (https=)
JP (1) JP7519584B2 (https=)
CN (1) CN113412448A (https=)
WO (1) WO2020170596A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003241240A (ja) 2002-02-14 2003-08-27 Nippon Sheet Glass Co Ltd 導波路型液晶光スイッチ
US20160299394A1 (en) 2013-12-02 2016-10-13 Sharp Kabushiki Kaisha Liquid crystal display device
US20160363827A1 (en) 2015-06-15 2016-12-15 Wuhan China Star Optoelectronics Technology Co., Ltd. Liquid crystal displays and the vertical alignment liquid crystal panels thereof
WO2018193723A1 (ja) 2017-04-20 2018-10-25 パナソニックＩｐマネジメント株式会社 光スキャンデバイス、光受信デバイス、および光検出システム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0643504A (ja) * 1992-04-07 1994-02-18 Sharp Corp 光スイッチ素子及びそれに用いられる液晶光方向性結合器
US6643054B1 (en) * 2001-01-22 2003-11-04 Carl-Zeiss-Stiftung Beam deflector, switching system comprising beam deflectors as well as method for selectively coupling terminals for optical signals
US8463080B1 (en) * 2004-01-22 2013-06-11 Vescent Photonics, Inc. Liquid crystal waveguide having two or more control voltages for controlling polarized light
CN2783366Y (zh) * 2005-05-13 2006-05-24 中国科学院上海光学精密机械研究所 电光波导光学相位调制器列阵
US8995038B1 (en) * 2010-07-06 2015-03-31 Vescent Photonics, Inc. Optical time delay control device
WO2015124175A1 (en) * 2014-02-18 2015-08-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Polarization independent electro-optically induced waveguide
US10209509B1 (en) * 2017-07-28 2019-02-19 Panasonic Intellectual Property Management Co., Ltd. Optical scanning device that includes mirrors and optical waveguide region
CN107577093B (zh) * 2017-09-20 2020-12-01 京东方科技集团股份有限公司 一种显示模组及光波导显示装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003241240A (ja) 2002-02-14 2003-08-27 Nippon Sheet Glass Co Ltd 導波路型液晶光スイッチ
US20160299394A1 (en) 2013-12-02 2016-10-13 Sharp Kabushiki Kaisha Liquid crystal display device
US20160363827A1 (en) 2015-06-15 2016-12-15 Wuhan China Star Optoelectronics Technology Co., Ltd. Liquid crystal displays and the vertical alignment liquid crystal panels thereof
WO2018193723A1 (ja) 2017-04-20 2018-10-25 パナソニックＩｐマネジメント株式会社 光スキャンデバイス、光受信デバイス、および光検出システム

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
GU, Xiaodong et al.，Electro-Thermal Beam Steering Using Bragg Reflector Waveguide Amplifier，Japanese Journal of Applied Physics，日本，日本応用物理学会，2012年，Vol. 51，p. 020206-1 - 020206-3，DOI: 10.1143/JJAP.51.020206

Also Published As

Publication number Publication date
WO2020170596A1 (ja) 2020-08-27
JPWO2020170596A1 (ja) 2021-12-16
CN113412448A (zh) 2021-09-17
US20210356565A1 (en) 2021-11-18

Similar Documents

Publication Publication Date Title
JP7519588B2 (ja) 光スキャンデバイス、光受信デバイス、および光検出システム
CN109307968B (zh) 光扫描设备、光接收设备及光检测系统
JP7499445B2 (ja) 光検出システム
US11619858B2 (en) Optical device and optical detection system
CN108627974A (zh) 光扫描系统
CN108351571A (zh) 光扫描设备、光接收设备及光检测系统
JP7796361B2 (ja) 光デバイス
JP7511161B2 (ja) 光デバイス、光検出システムおよびその製造方法
JP7630088B2 (ja) 光デバイスおよび光検出システム
JP2019028438A (ja) 光スキャンデバイス、光受信デバイス、および光検出システム
JP7519584B2 (ja) 光デバイス
JP7394395B2 (ja) 光デバイスおよび光検出システム
JP7486105B2 (ja) 光デバイスおよび光検出システム
WO2024190029A1 (ja) 光デバイス
WO2023218703A1 (ja) 光デバイスおよび光検出システム

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20221219

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20221219

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20231114

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231227

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240220

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240416

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20240611

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240625

R150 Certificate of patent or registration of utility model

Ref document number: 7519584

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150