EP2008135A4 - Versatile compact transmitter for generation of advanced modulation formats - Google Patents

Versatile compact transmitter for generation of advanced modulation formats

Info

Publication number: EP2008135A4
Authority: EP; European Patent Office
Prior art keywords: generation; modulation formats; advanced modulation; compact transmitter; versatile compact
Prior art date: 2006-04-06
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP07755109.1A

Other languages

German (de)

French (fr)

Other versions

EP2008135A2 (en

Inventor

Daniel Mahgerefteh

Xueyan Zheng

Yasuhiro Matsui

Parviz Tayebati

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Finisar Corp

Original Assignee

Finisar Corp

Priority date (The priority date 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 date listed.)

2006-04-06

Filing date

2007-04-06

Publication date

2015-08-26

2006-05-26 Priority claimed from US11/441,944 external-priority patent/US7492976B2/en

2007-02-05 Priority claimed from US11/702,436 external-priority patent/US7502532B2/en

2007-04-06 Application filed by Finisar Corp filed Critical Finisar Corp

2008-12-31 Publication of EP2008135A2 publication Critical patent/EP2008135A2/en

2015-08-26 Publication of EP2008135A4 publication Critical patent/EP2008135A4/en

Status Withdrawn legal-status Critical Current

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
- H04B10/516—Details of coding or modulation
- H04B10/5162—Return-to-zero modulation schemes
- 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
- 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

EP07755109.1A 2006-04-06 2007-04-06 Versatile compact transmitter for generation of advanced modulation formats Withdrawn EP2008135A4 (en)

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 (2)

Publication Number	Publication Date
EP2008135A2 EP2008135A2 (en)	2008-12-31
EP2008135A4 true EP2008135A4 (en)	2015-08-26

Family

ID=48470490

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP07755109.1A Withdrawn EP2008135A4 (en)	2006-04-06	2007-04-06	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)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5974209A (en) *	1998-04-30	1999-10-26	Cho; Pak Shing	System comprising an electroabsorption modulator and an optical discriminator
WO2005089516A2 (en) *	2004-03-18	2005-09-29	Azna Llc	Flat-topped chirp induced by optical filter edge
EP1601122A1 (en) *	2004-05-28	2005-11-30	Lucent Technologies Inc.	Method and apparatus for RZ-DPSK optical signal generation
EP1612972A1 (en) *	2004-06-30	2006-01-04	Lucent Technologies Inc.	Method and apparatus for generating CRZ-DPSK optical signals
US20060002718A1 (en) *	2002-11-06	2006-01-05	Yasuhiro Matsui	Chirp managed directly modulated laser with bandwidth limiting optical spectrum reshaper

Family Cites Families (7)

* Cited by examiner, † Cited by third party
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
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
GB0327605D0 (en) *	2003-11-27	2003-12-31	Azea Networks Ltd	Method and apparatus for producing chirped RZ-DPSK modulated optical signals
US20050271394A1 (en) *	2004-06-02	2005-12-08	James Whiteaway	Filter to improve dispersion tolerance for optical transmission

2007
- 2007-04-06 WO PCT/US2007/008729 patent/WO2007117678A2/en active Application Filing
- 2007-04-06 KR KR1020087027139A patent/KR100993843B1/en not_active IP Right Cessation
- 2007-04-06 JP JP2009504345A patent/JP4750205B2/en not_active Expired - Fee Related
- 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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5974209A (en) *	1998-04-30	1999-10-26	Cho; Pak Shing	System comprising an electroabsorption modulator and an optical discriminator
US20060002718A1 (en) *	2002-11-06	2006-01-05	Yasuhiro Matsui	Chirp managed directly modulated laser with bandwidth limiting optical spectrum reshaper
WO2005089516A2 (en) *	2004-03-18	2005-09-29	Azna Llc	Flat-topped chirp induced by optical filter edge
EP1601122A1 (en) *	2004-05-28	2005-11-30	Lucent Technologies Inc.	Method and apparatus for RZ-DPSK optical signal generation
EP1612972A1 (en) *	2004-06-30	2006-01-04	Lucent Technologies Inc.	Method and apparatus for generating CRZ-DPSK optical signals

Also Published As

Publication number	Publication date
EP2008135A2 (en)	2008-12-31
WO2007117678A3 (en)	2009-04-02
WO2007117678A2 (en)	2007-10-18
JP4750205B2 (en)	2011-08-17
JP2009542041A (en)	2009-11-26
KR20090006173A (en)	2009-01-14
KR100993843B1 (en)	2010-11-12
IL194558A (en)	2013-04-30

Legal Events

Date	Code	Title	Description
2008-11-28	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2008-12-31	17P	Request for examination filed	Effective date: 20081009
2008-12-31	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
2008-12-31	AX	Request for extension of the european patent	Extension state: AL BA HR MK RS
2009-05-06	R17D	Deferred search report published (corrected)	Effective date: 20090402
2009-06-03	RIC1	Information provided on ipc code assigned before grant	Ipc: H04B 10/155 20060101ALI20090428BHEP Ipc: H04B 10/04 20060101AFI20090428BHEP
2012-08-08	DAX	Request for extension of the european patent (deleted)
2015-08-26	A4	Supplementary search report drawn up and despatched	Effective date: 20150724
2015-08-26	RIC1	Information provided on ipc code assigned before grant	Ipc: H04B 10/516 20130101ALI20150720BHEP Ipc: H04B 10/50 20130101AFI20150720BHEP Ipc: H04B 10/556 20130101ALI20150720BHEP
2018-03-06	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2018-04-04	INTG	Intention to grant announced	Effective date: 20180307
2018-12-07	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2019-01-09	18D	Application deemed to be withdrawn	Effective date: 20180718
2019-02-13	RIC1	Information provided on ipc code assigned before grant	Ipc: H04B 10/50 20130101AFI20150720BHEP Ipc: H04B 10/556 20130101ALI20150720BHEP Ipc: H04B 10/516 20130101ALI20150720BHEP

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