CN1926791B - 载波残留型信号的生成方法及其装置 - Google Patents
载波残留型信号的生成方法及其装置 Download PDFInfo
- Publication number
- CN1926791B CN1926791B CN2004800425326A CN200480042532A CN1926791B CN 1926791 B CN1926791 B CN 1926791B CN 2004800425326 A CN2004800425326 A CN 2004800425326A CN 200480042532 A CN200480042532 A CN 200480042532A CN 1926791 B CN1926791 B CN 1926791B
- Authority
- CN
- China
- Prior art keywords
- light
- wave
- optical modulator
- signal
- carrier
- 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 - Fee Related
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
-
- 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
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
- H04B10/505—Laser transmitters using external modulation
- H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
- H04B10/50575—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the modulator DC bias
-
- 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
- G02F1/21—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 by interference
-
- 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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
- H04B10/25752—Optical arrangements for wireless networks
- H04B10/25758—Optical arrangements for wireless networks between a central unit and a single remote unit by means of an optical fibre
-
- 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
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
- H04B10/505—Laser transmitters using external modulation
-
- 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
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
- H04B10/505—Laser transmitters using external modulation
- H04B10/5053—Laser transmitters using external modulation using a parallel, i.e. shunt, combination of modulators
-
- 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
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
- H04B10/505—Laser transmitters using external modulation
- H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
- H04B10/50572—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the modulating signal amplitude including amplitude distortion
-
- 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
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
- H04B10/505—Laser transmitters using external modulation
- H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
- H04B10/50577—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the phase of the modulating signal
-
- 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
- H04B10/50—Transmitters
- H04B10/516—Details of coding or modulation
- H04B10/5165—Carrier suppressed; Single sideband; Double sideband or vestigial
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2004/003852 WO2005091532A1 (ja) | 2004-03-22 | 2004-03-22 | キャリア残留型信号の生成方法及びその装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1926791A CN1926791A (zh) | 2007-03-07 |
CN1926791B true CN1926791B (zh) | 2013-08-07 |
Family
ID=34994049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2004800425326A Expired - Fee Related CN1926791B (zh) | 2004-03-22 | 2004-03-22 | 载波残留型信号的生成方法及其装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7869668B2 (zh) |
JP (1) | JPWO2005091532A1 (zh) |
KR (1) | KR101055880B1 (zh) |
CN (1) | CN1926791B (zh) |
WO (1) | WO2005091532A1 (zh) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008030782A2 (en) * | 2006-09-05 | 2008-03-13 | Oewaves, Inc. | Wideband receiver based on photonics technology |
JP5168685B2 (ja) * | 2007-09-18 | 2013-03-21 | 独立行政法人情報通信研究機構 | 直交振幅変調信号発生装置 |
JP5137042B2 (ja) * | 2008-03-07 | 2013-02-06 | 独立行政法人情報通信研究機構 | 高精度マッハツェンダー干渉計を有する光変調器の特性評価方法 |
WO2009113128A1 (ja) * | 2008-03-13 | 2009-09-17 | 独立行政法人情報通信研究機構 | 複数マッハツェンダー干渉計を有する光変調器の特性評価方法 |
JP4991610B2 (ja) * | 2008-03-24 | 2012-08-01 | 住友大阪セメント株式会社 | 光変調器の半波長電圧の測定方法 |
JP4692601B2 (ja) * | 2008-09-26 | 2011-06-01 | 沖電気工業株式会社 | 光位相同期ループ回路 |
US8442361B1 (en) * | 2008-11-19 | 2013-05-14 | Lockheed Martin Corporation | Apparatus and method of linearization in an optical modulator |
EP2247004B1 (en) * | 2009-04-28 | 2015-06-03 | Alcatel Lucent | A method for data transmission using a LINC amplifier, a LINC amplifier, a transmitting device, a receiving device, and a communication network therefor |
JP5390972B2 (ja) * | 2009-07-16 | 2014-01-15 | 古河電気工業株式会社 | 光位相変調器および光位相変調装置 |
WO2011070448A2 (en) * | 2009-11-30 | 2011-06-16 | Graham Town | Radio-over-fiber communication system |
US8705972B2 (en) * | 2010-05-11 | 2014-04-22 | Hewlett-Packard Development Company, L.P. | Energy-efficient and fault-tolerant resonator-based modulation and wavelength division multiplexing systems |
US10181909B2 (en) * | 2010-10-29 | 2019-01-15 | Zte Corporation (China) | Method and apparatus for optical wireless architecture |
WO2013000511A1 (en) * | 2011-06-29 | 2013-01-03 | Telefonaktiebolaget L M Ericsson (Publ) | Individual information in lower and upper optical sidebands |
MY170566A (en) * | 2011-12-28 | 2019-08-19 | Telekom Malaysia Berhad | A communications system |
JP5640195B2 (ja) * | 2012-04-04 | 2014-12-17 | 独立行政法人情報通信研究機構 | 複数マッハツェンダー干渉計を有する光変調器の特性評価方法 |
JP5983256B2 (ja) * | 2012-09-28 | 2016-08-31 | 住友大阪セメント株式会社 | 光変調器 |
JP6383592B2 (ja) * | 2014-07-16 | 2018-08-29 | Kddi株式会社 | 光送信装置、無線送信装置及び無線受信装置 |
US10401655B2 (en) * | 2016-12-16 | 2019-09-03 | Elenion Technologies, Llc | Bias control of optical modulators |
CN110178324B (zh) * | 2017-02-06 | 2021-05-07 | 苹果公司 | 新无线电系统中基于同步信号块的同步方法、下一代节点-b以及用户设备 |
CN110138456B (zh) * | 2018-02-08 | 2021-07-09 | 华为技术有限公司 | 光器件及光信号处理方法 |
TWI761702B (zh) * | 2019-09-10 | 2022-04-21 | 緯創資通股份有限公司 | 無線相容認證自動頻道選擇方法及其通訊裝置 |
CN113253450B (zh) * | 2021-05-18 | 2022-06-21 | 浙江大学 | 一种低损耗集成弯曲光波导及其设计方法 |
US20210409122A1 (en) * | 2021-06-01 | 2021-12-30 | Intel Corporation | Method and apparatus for linear frequency modulation of large dynamic range with single side band iq modulator for coherent lidars |
US11223432B1 (en) | 2021-08-09 | 2022-01-11 | King Abdulaziz University | System and method for determining unknown radio frequencies |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000091999A (ja) * | 1998-09-11 | 2000-03-31 | Matsushita Electric Ind Co Ltd | 光伝送システム |
CN1437334A (zh) * | 2002-02-07 | 2003-08-20 | 日本电信电话株式会社 | 光学传输线路 |
JP2004080409A (ja) * | 2002-08-19 | 2004-03-11 | Communication Research Laboratory | 無線光融合通信システムおよび無線光融合通信方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2824420B2 (ja) | 1996-06-25 | 1998-11-11 | 株式会社エイ・ティ・アール環境適応通信研究所 | 光変調装置 |
JP2001100163A (ja) * | 1999-09-30 | 2001-04-13 | Sumitomo Osaka Cement Co Ltd | 光導波路素子及び光導波路素子の位相制御方法 |
JP4646048B2 (ja) * | 2001-03-02 | 2011-03-09 | 日本電気株式会社 | 単一側波帯信号光の生成方法および単一側波帯信号光の生成回路 |
JP3778813B2 (ja) | 2001-05-29 | 2006-05-24 | 日本電信電話株式会社 | 電磁波送信機 |
-
2004
- 2004-03-22 US US10/593,661 patent/US7869668B2/en not_active Expired - Fee Related
- 2004-03-22 KR KR1020117007939A patent/KR101055880B1/ko active IP Right Grant
- 2004-03-22 WO PCT/JP2004/003852 patent/WO2005091532A1/ja active Application Filing
- 2004-03-22 JP JP2006511103A patent/JPWO2005091532A1/ja active Pending
- 2004-03-22 CN CN2004800425326A patent/CN1926791B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000091999A (ja) * | 1998-09-11 | 2000-03-31 | Matsushita Electric Ind Co Ltd | 光伝送システム |
CN1437334A (zh) * | 2002-02-07 | 2003-08-20 | 日本电信电话株式会社 | 光学传输线路 |
JP2004080409A (ja) * | 2002-08-19 | 2004-03-11 | Communication Research Laboratory | 無線光融合通信システムおよび無線光融合通信方法 |
Also Published As
Publication number | Publication date |
---|---|
KR101055880B1 (ko) | 2011-08-09 |
WO2005091532A1 (ja) | 2005-09-29 |
US20070292142A1 (en) | 2007-12-20 |
JPWO2005091532A1 (ja) | 2008-02-07 |
KR20110042390A (ko) | 2011-04-26 |
CN1926791A (zh) | 2007-03-07 |
US7869668B2 (en) | 2011-01-11 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Tokyo, Japan Co-patentee after: NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY Patentee after: SUMITOMO OSAKA CEMENT Co.,Ltd. Address before: Tokyo, Japan Co-patentee before: NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY Patentee before: SUMITOMO OSAKA CEMENT Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181010 Address after: Tokyo, Japan Patentee after: SUMITOMO OSAKA CEMENT Co.,Ltd. Address before: Tokyo, Japan Co-patentee before: NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY Patentee before: SUMITOMO OSAKA CEMENT Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 |