CN108663671B - 一种基于dwdm的激光雷达系统 - Google Patents
一种基于dwdm的激光雷达系统 Download PDFInfo
- Publication number
- CN108663671B CN108663671B CN201810460521.3A CN201810460521A CN108663671B CN 108663671 B CN108663671 B CN 108663671B CN 201810460521 A CN201810460521 A CN 201810460521A CN 108663671 B CN108663671 B CN 108663671B
- Authority
- CN
- China
- Prior art keywords
- module
- dwdm
- light source
- output
- optical
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 91
- 230000003321 amplification Effects 0.000 claims description 34
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 34
- 239000000835 fiber Substances 0.000 claims description 30
- 239000013307 optical fiber Substances 0.000 claims description 27
- 238000001914 filtration Methods 0.000 claims description 23
- 238000012545 processing Methods 0.000 claims description 20
- 230000002269 spontaneous effect Effects 0.000 claims description 8
- 229910052691 Erbium Inorganic materials 0.000 claims 1
- 229910052775 Thulium Inorganic materials 0.000 claims 1
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 claims 1
- FRNOGLGSGLTDKL-UHFFFAOYSA-N thulium atom Chemical compound [Tm] FRNOGLGSGLTDKL-UHFFFAOYSA-N 0.000 claims 1
- 238000001228 spectrum Methods 0.000 abstract description 35
- 238000001514 detection method Methods 0.000 abstract description 30
- 230000000694 effects Effects 0.000 abstract description 11
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 14
- 238000000034 method Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 6
- 238000010791 quenching Methods 0.000 description 6
- 230000000171 quenching effect Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 239000002070 nanowire Substances 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- KXNLCSXBJCPWGL-UHFFFAOYSA-N [Ga].[As].[In] Chemical compound [Ga].[As].[In] KXNLCSXBJCPWGL-UHFFFAOYSA-N 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000028161 membrane depolarization Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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
- 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
-
- 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
- G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
- Lasers (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810460521.3A CN108663671B (zh) | 2018-05-15 | 2018-05-15 | 一种基于dwdm的激光雷达系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810460521.3A CN108663671B (zh) | 2018-05-15 | 2018-05-15 | 一种基于dwdm的激光雷达系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108663671A CN108663671A (zh) | 2018-10-16 |
CN108663671B true CN108663671B (zh) | 2022-05-13 |
Family
ID=63779589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810460521.3A Active CN108663671B (zh) | 2018-05-15 | 2018-05-15 | 一种基于dwdm的激光雷达系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108663671B (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109557557B (zh) * | 2018-12-10 | 2021-07-16 | 山东国耀量子雷达科技有限公司 | 一种软件自定义多功能激光雷达 |
CN110702237A (zh) * | 2019-09-12 | 2020-01-17 | 天津大学 | 可分辨光子能量的超导纳米线单光子探测器阵列 |
CN111257851B (zh) * | 2020-04-03 | 2022-04-05 | 厦门大学 | 一种基于宽谱光源的光谱测量方法和光谱扫描激光雷达 |
CN111796297B (zh) * | 2020-06-12 | 2022-12-09 | 电子科技大学 | 基于铒玻璃激光器的并行调频连续波激光测距装置 |
CN113671212B (zh) * | 2021-08-16 | 2022-07-15 | 南京牧镭激光科技有限公司 | 一种基于dwdm光开关模块测量三维风量的光路切换通道和切换方法、及激光雷达 |
CN115776337B (zh) * | 2021-09-04 | 2024-12-24 | 西安电子科技大学 | 一种微波光子多通道通感测一体化方法 |
CN114355362B (zh) * | 2022-01-11 | 2025-07-04 | 中国科学技术大学 | 激光雷达系统及光纤传感系统的自发辐射噪声的拟合方法 |
WO2023133666A1 (zh) * | 2022-01-11 | 2023-07-20 | 中国科学技术大学 | 激光雷达系统及光纤传感系统的自发辐射噪声的拟合方法 |
CN114994642B (zh) * | 2022-07-29 | 2022-10-28 | 南京信息工程大学 | 一种多路探测的激光雷达 |
CN114994710B (zh) * | 2022-08-03 | 2022-10-28 | 南京信息工程大学 | 一种动态范围分段控制的激光雷达 |
CN115515034A (zh) * | 2022-11-09 | 2022-12-23 | 希烽光电科技(南京)有限公司 | 使用掺铋光纤放大器的超长距离通信系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103245369A (zh) * | 2013-03-22 | 2013-08-14 | 黎敏 | 基于多纵模f-p激光器的新型光纤光栅解调方法及其系统 |
CN106646426A (zh) * | 2016-12-27 | 2017-05-10 | 中国科学技术大学 | 一种多发单收望远镜阵列的全光纤激光雷达 |
CN106772315A (zh) * | 2016-12-29 | 2017-05-31 | 武汉高思光电科技有限公司 | 多光束扫描装置及多光束扫描方法 |
CN107688187A (zh) * | 2017-08-16 | 2018-02-13 | 南京红露麟激光雷达科技有限公司 | 基于空间波长编码的目标探测激光雷达 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0921614B1 (en) * | 1997-12-09 | 2001-03-14 | Hewlett-Packard Company | Low noise and wide power range laser source |
US7529484B2 (en) * | 2005-12-14 | 2009-05-05 | Nec Laboratories America, Inc. | Triplexer transceiver using parallel signal detection |
US7783207B2 (en) * | 2007-06-27 | 2010-08-24 | Alcatel-Lucent Usa Inc. | Automatic threshold voltage adjustment circuit for dense wavelength division multiplexing or packet transport system and method of operating the same |
US8541744B1 (en) * | 2013-03-09 | 2013-09-24 | Jian Liu | Method and apparatus for wavelength locking free optical frequency comb based differential absorption Lidar |
-
2018
- 2018-05-15 CN CN201810460521.3A patent/CN108663671B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103245369A (zh) * | 2013-03-22 | 2013-08-14 | 黎敏 | 基于多纵模f-p激光器的新型光纤光栅解调方法及其系统 |
CN106646426A (zh) * | 2016-12-27 | 2017-05-10 | 中国科学技术大学 | 一种多发单收望远镜阵列的全光纤激光雷达 |
CN106772315A (zh) * | 2016-12-29 | 2017-05-31 | 武汉高思光电科技有限公司 | 多光束扫描装置及多光束扫描方法 |
CN107688187A (zh) * | 2017-08-16 | 2018-02-13 | 南京红露麟激光雷达科技有限公司 | 基于空间波长编码的目标探测激光雷达 |
Non-Patent Citations (1)
Title |
---|
多通道光纤光栅压力传感解调系统的设计;赵亚丽 李虎;《计量技术》;20171231;第20-23页 * |
Also Published As
Publication number | Publication date |
---|---|
CN108663671A (zh) | 2018-10-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108663671B (zh) | 一种基于dwdm的激光雷达系统 | |
EP2805179B1 (en) | Optical system for range finding | |
JP2871547B2 (ja) | 光スペクトルアナライザ装置および光増幅器の制御方法 | |
CA2075961C (en) | Optical test apparatus | |
CN102109362B (zh) | 融合光纤布里渊频移器的分布式光纤布里渊传感器 | |
JP7679109B2 (ja) | 損失媒体を通した超短パルスレーザー通信のための方法及び装置 | |
CN105830364A (zh) | 监测光性能参数的装置、方法和光传输系统 | |
CN114578319B (zh) | 一种用于自由空间气体遥感激光雷达的光纤激光器模块 | |
US20240077382A1 (en) | Optical Fiber Measurement System | |
CN103323041A (zh) | 一种基于相干检测的分布式布里渊光纤传感系统 | |
CN113267762A (zh) | 激光雷达 | |
CN104917042B (zh) | 应用于光纤时频传递的低噪声高对称性的双向光放大器 | |
Zhang et al. | Enhancement in dynamic range of amplitude-modulated continuous-wave laser scanner having a coaxial configuration | |
CN101304286B (zh) | 光传输方法、光传输系统和喇曼放大器 | |
CN110542447B (zh) | 一种长距离高分辨率布里渊光学时域分析仪 | |
KR100904292B1 (ko) | 이득 평탄화를 이용한 이단 에르븀 기반 증폭기 | |
CN114646941B (zh) | 一种用于相干激光雷达的电调脉冲激光器 | |
Kimura et al. | Optically preamplified receiver at 10, 20, and 40 Gb/s using a 1550-nm vertical-cavity SOA | |
US11668803B1 (en) | Few-mode amplified receiver for LIDAR | |
Gryaznova et al. | A system with a fiber-optic communication line for measuring the parameters of active phased antenna arrays in the far zone in landfill conditions | |
JP3236661B2 (ja) | 光パルス試験器 | |
CN110631617B (zh) | 一种长距离高分辨率布里渊光学时域分析方法 | |
CN115963477A (zh) | 一种基于外腔受激拉曼放大的激光雷达光源 | |
Dalla Santa et al. | Burst‐mode analysis of XGPON Raman reach extender employing quantum‐dot lasers | |
KR101252494B1 (ko) | 광섬유 브래그 격자 센서 시스템 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20191107 Address after: No. 164, Changguo South Road, Yanling Town, Danyang City, Zhenjiang City, Jiangsu Province Applicant after: Xia Hedi Address before: 231241 Anhui Hefei Shushan Economic Development Zone, Wen Shui Road, electricity supplier park three phase 2 building A 8 floor 8428 room. Applicant before: HEFEI FEINIEER OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221125 Address after: 211899 X-108, Floor 1, Building 4, No. 5, Wangjiang Road, Nanjing District, China (Jiangsu) Pilot Free Trade Zone, Nanjing, Jiangsu Province (information declaration) Patentee after: Jiangsu Guangzai Technology Co.,Ltd. Address before: 212341 No. 164, Changguo South Road, Yanling Town, Danyang City, Zhenjiang City, Jiangsu Province Patentee before: Xia Hedi |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240129 Address after: No. 2 Chongren Road, Luxia Town, Yanping District, Nanping City, Fujian Province, 353000 Patentee after: Fujian Ruicarbon Optoelectronic Precision Instrument Co.,Ltd. Country or region after: China Address before: 211899 X-108, Floor 1, Building 4, No. 5, Wangjiang Road, Nanjing District, China (Jiangsu) Pilot Free Trade Zone, Nanjing, Jiangsu Province (information declaration) Patentee before: Jiangsu Guangzai Technology Co.,Ltd. Country or region before: China |