JP2018519732A - 光マルチキャリア送信のためのインタリーバ伝達関数の電子的補償 - Google Patents
光マルチキャリア送信のためのインタリーバ伝達関数の電子的補償 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0221—Power control, e.g. to keep the total optical power constant
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- 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
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- 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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
- G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
- G02B6/29352—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
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- 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
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
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- 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
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- H—ELECTRICITY
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- 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
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
- H04B10/25073—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion using spectral equalisation, e.g. spectral filtering
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- 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
- H04B10/5055—Laser transmitters using external modulation using a pre-coder
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- 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
- H04B10/506—Multiwavelength transmitters
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- 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
- H04B10/572—Wavelength control
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- 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
- H04B10/58—Compensation for non-linear transmitter output
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- 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
- H04B10/60—Receivers
- H04B10/61—Coherent receivers
- H04B10/616—Details of the electronic signal processing in coherent optical receivers
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- 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
- H04B10/60—Receivers
- H04B10/66—Non-coherent receivers, e.g. using direct detection
- H04B10/69—Electrical arrangements in the receiver
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- 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
- H04B10/60—Receivers
- H04B10/66—Non-coherent receivers, e.g. using direct detection
- H04B10/69—Electrical arrangements in the receiver
- H04B10/697—Arrangements for reducing noise and distortion
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0208—Interleaved arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/06—Polarisation multiplex systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
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- 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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
- G02B6/29386—Interleaving or deinterleaving, i.e. separating or mixing subsets of optical signals, e.g. combining even and odd channels into a single optical signal
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- 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
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/073—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an out-of-service signal
- H04B10/0731—Testing or characterisation of optical devices, e.g. amplifiers
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- 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
- H04B10/29—Repeaters
- H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
- H04B10/293—Signal power control
- H04B10/294—Signal power control in a multiwavelength system, e.g. gain equalisation
- H04B10/2941—Signal power control in a multiwavelength system, e.g. gain equalisation using an equalising unit, e.g. a filter
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- 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
- H04B10/548—Phase or frequency modulation
- H04B10/556—Digital modulation, e.g. differential phase shift keying [DPSK] or frequency shift keying [FSK]
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- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
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- Spectroscopy & Molecular Physics (AREA)
- Optical Communication System (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Abstract
Description
102 光学キャリアエミッタ
103 光学キャリアエミッタ
104 変調器
105 変調器
106 変調信号
107 DSP
108 DSP
108 インタリーバ
109 DAC
110 DAC
201 電力伝達関数
202 例
301 光集積回路
302 エミッタ
303 エミッタ
304 光学受信機
305 光学受信機
306 デインタリーバ
307 ADC
308 ADC
309 DSP
310 DSP
401 デュアルキャリアデュアル極性送信機
402 光学キャリアエミッタ
403 光学キャリアエミッタ
404 変調器
405 変調器
406 変調器
407 変調器
408 変調信号
409 変調信号
410 DSP
411 DSP
412 DSP
413 DSP
414 DAC
415 DAC
416 DAC
417 DAC
418 インタリーバ
419 インタリーバ
420 インタリーバ
501 受信機デバイス
502 エミッタ
503 エミッタ
504 光学受信機
505 光学受信機
506 光学受信機
507 光学受信機
508 ADC
509 ADC
510 ADC
511 ADC
512 DSP
513 DSP
514 DSP
515 DSP
516 デインタリーバ
517 デインタリーバ
Claims (9)
- 異なる波長を有する複数のサブキャリアチャネルの形態で光信号を送信するための送信機デバイスであって、
それぞれ第1および第2の周波数または極性の第1および第2のサブキャリアで光を放出するための第1および第2の光学キャリアエミッタと、
第1および第2の変調信号で前記第1および第2のサブキャリアを変調するための第1および第2の変調器と、
前記第1および第2の変調されたサブキャリアを前記光信号へインタリーブするためのインタリーバと、
前記インタリーバの波長依存電力伝達関数を補償するために、前記第1および第2の変調信号をプリエンファシスするための第1および第2のデジタル信号処理ユニットとを備える、送信機デバイス。 - 前記インタリーバは、マッハ-ツェンダインタリーバである、請求項1に記載の送信機デバイス。
- 前記インタリーバは、シヌソイド電力伝達関数を有する、請求項1または2に記載の送信機デバイス。
- 前記第1および第2のデジタル信号処理ユニットは、前記光信号中の前記サブキャリアチャネルが、実質的に上部が平坦なプロファイルを有するように、前記信号をプリエンファシスするように構成される、請求項1から3のいずれか一項に記載の送信機デバイス。
- 異なる波長を有する複数のサブキャリアチャネルの形態で光信号を受信するための受信機デバイスであって、
前記光信号を受信し、前記光信号を第1および第2のサブキャリア信号へデインタリーブするためのデインタリーバと、
前記第1および第2のサブキャリア信号をそれぞれ受信し、復号することにより、第1および第2の電気信号を生成するための第1および第2の光学受信機と、
前記デインタリーバの波長依存電力伝達関数を補償するために、前記第1および第2の電気信号を処理するための第1および第2のデジタル信号処理デバイスとを備える、受信機デバイス。 - 前記デインタリーバは、マッハ-ツェンダデインタリーバである、請求項5に記載の受信機デバイス。
- 前記デインタリーバは、シヌソイド電力伝達関数を有する、請求項5または6に記載の受信機デバイス。
- 異なる波長を有する複数のサブキャリアチャネルの形態で光信号を送信する方法であって、
それぞれ第1および第2の周波数または極性の第1および第2のサブキャリアにおいて光を生成するステップと、
第1および第2の変調信号で前記第1および第2のサブキャリアを変調するステップと、
インタリーバを使用して、前記第1および第2の変調されたサブキャリアを前記光信号へインタリーブするステップと、
前記インタリーバの波長依存電力伝達関数を補償するために、前記第1および第2の変調信号をプリエンファシスするステップとを備える、方法。 - 異なる波長を有する複数のサブキャリアチャネルの形態で光信号を受信する方法であって、
デインタリーバを使用して、前記信号を第1および第2のサブキャリア信号へデインタリーブするステップと、
前記第1および第2のサブキャリア信号をそれぞれ復号することにより第1および第2の電気信号を生成するステップと、
前記デインタリーバの波長依存電力伝達関数を補償するために、デジタル信号処理構成要素において前記第1および第2の電気信号を処理するステップとを備える、方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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GB1509256.2A GB2538793A (en) | 2015-05-29 | 2015-05-29 | Multiple carrier |
GB1509256.2 | 2015-05-29 | ||
PCT/GB2016/051552 WO2016193685A1 (en) | 2015-05-29 | 2016-05-27 | Electronical compensation of an interleaver transfer function for optical multiple carrier transmission |
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JP2018519732A true JP2018519732A (ja) | 2018-07-19 |
JP6570203B2 JP6570203B2 (ja) | 2019-09-04 |
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US (1) | US10110314B2 (ja) |
EP (1) | EP3304772B1 (ja) |
JP (1) | JP6570203B2 (ja) |
CN (1) | CN107710646B (ja) |
GB (1) | GB2538793A (ja) |
WO (1) | WO2016193685A1 (ja) |
Cited By (1)
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JP2020088614A (ja) * | 2018-11-27 | 2020-06-04 | 日本電信電話株式会社 | 光受信機 |
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JP7323042B2 (ja) * | 2020-02-20 | 2023-08-08 | 日本電信電話株式会社 | 光iq変調器 |
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JP2020088614A (ja) * | 2018-11-27 | 2020-06-04 | 日本電信電話株式会社 | 光受信機 |
WO2020110778A1 (ja) * | 2018-11-27 | 2020-06-04 | 日本電信電話株式会社 | 光受信機 |
JP7074035B2 (ja) | 2018-11-27 | 2022-05-24 | 日本電信電話株式会社 | 光受信機 |
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GB201509256D0 (en) | 2015-07-15 |
EP3304772B1 (en) | 2020-05-06 |
CN107710646B (zh) | 2020-04-14 |
US20180159630A1 (en) | 2018-06-07 |
CN107710646A (zh) | 2018-02-16 |
WO2016193685A1 (en) | 2016-12-08 |
JP6570203B2 (ja) | 2019-09-04 |
EP3304772A1 (en) | 2018-04-11 |
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