CN1348264A - 自由空间光通信系统中通信信号自动跟踪的方法和装置 - Google Patents
自由空间光通信系统中通信信号自动跟踪的方法和装置 Download PDFInfo
- Publication number
- CN1348264A CN1348264A CN 01135330 CN01135330A CN1348264A CN 1348264 A CN1348264 A CN 1348264A CN 01135330 CN01135330 CN 01135330 CN 01135330 A CN01135330 A CN 01135330A CN 1348264 A CN1348264 A CN 1348264A
- Authority
- CN
- China
- Prior art keywords
- telescope
- optical fiber
- signal
- dither
- transmitter
- 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.)
- Pending
Links
- 238000004891 communication Methods 0.000 title claims abstract description 48
- 230000003287 optical effect Effects 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims description 33
- 239000013307 optical fiber Substances 0.000 claims abstract description 102
- 230000004044 response Effects 0.000 claims abstract description 7
- 239000000835 fiber Substances 0.000 claims description 34
- 230000010349 pulsation Effects 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 9
- 230000009467 reduction Effects 0.000 claims description 8
- 230000000052 comparative effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 description 10
- 230000006870 function Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 230000010363 phase shift Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 3
- 208000004350 Strabismus Diseases 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/112—Line-of-sight transmission over an extended range
- H04B10/1121—One-way transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/118—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum specially adapted for satellite communication
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optical Communication System (AREA)
- Telescopes (AREA)
- Lenses (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US68081200A | 2000-10-05 | 2000-10-05 | |
| US09/680,812 | 2000-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1348264A true CN1348264A (zh) | 2002-05-08 |
Family
ID=24732616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01135330 Pending CN1348264A (zh) | 2000-10-05 | 2001-09-29 | 自由空间光通信系统中通信信号自动跟踪的方法和装置 |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1154591B1 (enExample) |
| JP (1) | JP2002185406A (enExample) |
| CN (1) | CN1348264A (enExample) |
| CA (1) | CA2357918C (enExample) |
| DE (1) | DE60100824T2 (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101895342A (zh) * | 2010-06-24 | 2010-11-24 | 西安电子科技大学 | 用于快速移动自由空间光通信系统的光学智能天线 |
| CN101729142B (zh) * | 2009-12-04 | 2012-06-20 | 南京大学 | 一种fso系统中接收功率自动控制的方法 |
| CN103227678A (zh) * | 2013-03-28 | 2013-07-31 | 上海卫星工程研究所 | 直接利用太阳x射线的空间通信系统 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030034432A1 (en) * | 2001-06-29 | 2003-02-20 | Presby Herman Melvin | Method and apparatus for the correction of optical signal wave front distortion within a free-space optical communication system |
| US20030001073A1 (en) * | 2001-06-29 | 2003-01-02 | Presby Herman Melvin | Method and apparatus for the correction of optical signal wave front distortion within a free-space optical communication system |
| CN102075243A (zh) * | 2010-12-28 | 2011-05-25 | 哈尔滨工业大学 | 激光通信链路光束的误差探测装置及控制方法 |
| US9729234B2 (en) * | 2015-06-22 | 2017-08-08 | The Boeing Company | Free space optical communications network with bent pipe channel and pilot channel |
| US10419793B2 (en) | 2015-11-30 | 2019-09-17 | At&T Intellectual Property I, L.P. | Method and apparatus for determining obstructions based on satellite receive signals |
| DE102017127813B4 (de) | 2017-11-24 | 2025-09-18 | Tesat-Spacecom Gmbh & Co. Kg | Kommunikationsplattform und Kommunikationssystem nebst zugehörigem Verfahren zur Strahlausrichtung in unidirektionalen optischen Kommunikationssystemen |
| US11888517B2 (en) | 2019-04-25 | 2024-01-30 | Sew-Eurodrive Gmbh & Co. Kg | Method for a data transmission between a first and a second module and system including mobile parts for carrying out the method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3497697A (en) * | 1967-11-01 | 1970-02-24 | Hughes Aircraft Co | Local oscillator reference tracking system (lorts) |
| US4960315A (en) * | 1989-05-19 | 1990-10-02 | At&T Bell Laboratories | Atmosphric optical communication link |
| US5347387A (en) * | 1992-03-24 | 1994-09-13 | Rice Robert C | Self-aligning optical transceiver |
| US6016212A (en) * | 1997-04-30 | 2000-01-18 | At&T Corp | Optical receiver and demultiplexer for free-space wavelength division multiplexing communications systems |
-
2001
- 2001-04-17 DE DE2001600824 patent/DE60100824T2/de not_active Expired - Lifetime
- 2001-04-17 EP EP20010303494 patent/EP1154591B1/en not_active Expired - Lifetime
- 2001-09-28 CA CA 2357918 patent/CA2357918C/en not_active Expired - Fee Related
- 2001-09-29 CN CN 01135330 patent/CN1348264A/zh active Pending
- 2001-10-05 JP JP2001309303A patent/JP2002185406A/ja not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101729142B (zh) * | 2009-12-04 | 2012-06-20 | 南京大学 | 一种fso系统中接收功率自动控制的方法 |
| CN101895342A (zh) * | 2010-06-24 | 2010-11-24 | 西安电子科技大学 | 用于快速移动自由空间光通信系统的光学智能天线 |
| CN101895342B (zh) * | 2010-06-24 | 2013-08-14 | 西安电子科技大学 | 用于快速移动自由空间光通信系统的光学智能天线 |
| CN103227678A (zh) * | 2013-03-28 | 2013-07-31 | 上海卫星工程研究所 | 直接利用太阳x射线的空间通信系统 |
| CN103227678B (zh) * | 2013-03-28 | 2015-09-23 | 上海卫星工程研究所 | 直接利用太阳x射线的空间通信系统 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2357918C (en) | 2005-08-09 |
| EP1154591A3 (en) | 2001-12-12 |
| EP1154591A2 (en) | 2001-11-14 |
| EP1154591B1 (en) | 2003-09-24 |
| DE60100824D1 (de) | 2003-10-30 |
| DE60100824T2 (de) | 2004-07-01 |
| CA2357918A1 (en) | 2002-04-05 |
| JP2002185406A (ja) | 2002-06-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11005565B1 (en) | Free space optical communication terminal with wavelength dependent optic | |
| CA2618297C (en) | Acquisition, pointing, and tracking architecture for laser communication | |
| JP3817451B2 (ja) | 空間光通信装置および空間光通信システム | |
| JP4538339B2 (ja) | コヒーレントな電磁線によりエネルギーを伝送する方法および装置 | |
| US20140248049A1 (en) | Rapid in-the-field auto-alignment for radio frequency and free-space optical data communication transceivers | |
| US20030067657A1 (en) | Method and apparatus to compensate for atmospheric effects and target motion in laser communication system | |
| CN1348264A (zh) | 自由空间光通信系统中通信信号自动跟踪的方法和装置 | |
| US20060018661A1 (en) | Alignment system | |
| JP2001251248A (ja) | 衛星における光ビームでの通信装置及び方法 | |
| WO2002073835A1 (en) | Transceiver for free-space optical communication system | |
| SE517767C2 (sv) | Förfarande och anordning för målsökning för geodetisk utrustning | |
| CN1906866A (zh) | 大气光数据传输系统 | |
| WO1999020002A1 (en) | Space optical transmission apparatus and space optical transmission method | |
| CN1348265A (zh) | 用于校准自由空间光通信系统中的望远镜的方法和装置 | |
| US11290183B2 (en) | Feed-forward control of free space optical communication system based on inertial measurement unit | |
| JP2004015135A (ja) | 方向調整機能を持つ光空間通信装置 | |
| JP2002185406A5 (enExample) | ||
| GB2141258A (en) | Electro-optical line of sight communications apparatus | |
| JP4508352B2 (ja) | 光空間伝送システム | |
| JP7489292B2 (ja) | 光無線装置および光ファイバ位置決め方法 | |
| JPH08223117A (ja) | 光空間伝送装置 | |
| US11711145B2 (en) | Beam locking for free space optical communication using vertical-cavity surface-emitting lasers | |
| US20040208598A1 (en) | Optical wireless transceiver | |
| WO2024194239A1 (en) | An optical wireless communication device | |
| US9363015B2 (en) | Optical module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |