IL194558A - Versatile compact transmitter for generation of advanced modulation formats - Google Patents
Versatile compact transmitter for generation of advanced modulation formatsInfo
- Publication number
- IL194558A IL194558A IL194558A IL19455808A IL194558A IL 194558 A IL194558 A IL 194558A IL 194558 A IL194558 A IL 194558A IL 19455808 A IL19455808 A IL 19455808A IL 194558 A IL194558 A IL 194558A
- Authority
- IL
- Israel
- Prior art keywords
- generation
- modulation formats
- advanced modulation
- compact transmitter
- versatile compact
- Prior art date
Links
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
- H04B10/50—Transmitters
-
- 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
- H04B10/5162—Return-to-zero modulation schemes
-
- 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
-
- 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
-
- 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
-
- 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]
-
- 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]
- H04B10/5561—Digital phase modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2210/00—Indexing scheme relating to optical transmission systems
- H04B2210/517—Optical NRZ to RZ conversion, or vice versa
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US78986306P | 2006-04-06 | 2006-04-06 | |
US11/441,944 US7492976B2 (en) | 2002-10-04 | 2006-05-26 | Flat dispersion frequency discriminator (FDFD) |
US85386706P | 2006-10-24 | 2006-10-24 | |
US11/702,436 US7502532B2 (en) | 2002-11-06 | 2007-02-05 | Multi-ring resonator implementation of optical spectrum reshaper for chirp managed laser technology |
PCT/US2007/008729 WO2007117678A2 (en) | 2006-04-06 | 2007-04-06 | Versatile compact transmitter for generation of advanced modulation formats |
Publications (1)
Publication Number | Publication Date |
---|---|
IL194558A true IL194558A (en) | 2013-04-30 |
Family
ID=48470490
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL194558A IL194558A (en) | 2006-04-06 | 2008-10-06 | Versatile compact transmitter for generation of advanced modulation formats |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2008135A4 (en) |
JP (1) | JP4750205B2 (en) |
KR (1) | KR100993843B1 (en) |
IL (1) | IL194558A (en) |
WO (1) | WO2007117678A2 (en) |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2107147B (en) * | 1981-09-03 | 1985-07-10 | Standard Telephones Cables Ltd | Optical requency modulation system |
JP2758211B2 (en) * | 1989-06-19 | 1998-05-28 | 富士通株式会社 | Frequency direct modulation PSK method |
US5974209A (en) * | 1998-04-30 | 1999-10-26 | Cho; Pak Shing | System comprising an electroabsorption modulator and an optical discriminator |
US6473214B1 (en) * | 1999-04-01 | 2002-10-29 | Nortel Networks Limited | Methods of and apparatus for optical signal transmission |
JP4089707B2 (en) * | 1999-09-09 | 2008-05-28 | 沖電気工業株式会社 | Optical signal generation circuit |
US6963685B2 (en) * | 2002-07-09 | 2005-11-08 | Daniel Mahgerefteh | Power source for a dispersion compensation fiber optic system |
US7555225B2 (en) * | 2002-11-06 | 2009-06-30 | Finisar Corporation | Optical system comprising an FM source and a spectral reshaping element |
US7536113B2 (en) * | 2002-11-06 | 2009-05-19 | Finisar Corporation | Chirp managed directly modulated laser with bandwidth limiting optical spectrum reshaper |
GB0327605D0 (en) * | 2003-11-27 | 2003-12-31 | Azea Networks Ltd | Method and apparatus for producing chirped RZ-DPSK modulated optical signals |
US7466926B2 (en) * | 2004-05-28 | 2008-12-16 | Alcatel-Lucent Usa Inc. | Method and apparatus for RZ-DPSK optical signal generation |
US20050271394A1 (en) * | 2004-06-02 | 2005-12-08 | James Whiteaway | Filter to improve dispersion tolerance for optical transmission |
US7346283B2 (en) * | 2004-06-30 | 2008-03-18 | Lucent Technologies Inc. | Method and apparatus for CRZ-DQPSK optical signal generation |
-
2007
- 2007-04-06 WO PCT/US2007/008729 patent/WO2007117678A2/en active Application Filing
- 2007-04-06 JP JP2009504345A patent/JP4750205B2/en not_active Expired - Fee Related
- 2007-04-06 KR KR1020087027139A patent/KR100993843B1/en not_active IP Right Cessation
- 2007-04-06 EP EP07755109.1A patent/EP2008135A4/en not_active Withdrawn
-
2008
- 2008-10-06 IL IL194558A patent/IL194558A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP2009542041A (en) | 2009-11-26 |
JP4750205B2 (en) | 2011-08-17 |
KR100993843B1 (en) | 2010-11-12 |
EP2008135A2 (en) | 2008-12-31 |
WO2007117678A3 (en) | 2009-04-02 |
EP2008135A4 (en) | 2015-08-26 |
KR20090006173A (en) | 2009-01-14 |
WO2007117678A2 (en) | 2007-10-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FF | Patent granted | ||
KB | Patent renewed | ||
KB | Patent renewed | ||
MM9K | Patent not in force due to non-payment of renewal fees |