AU2001250995A1 - Bidirectional frequency shift coding using two different codes for upstream and downstream - Google Patents

Bidirectional frequency shift coding using two different codes for upstream and downstream

Info

Publication number: AU2001250995A1
Authority: AU; Australia
Prior art keywords: upstream; downstream; frequency shift; different codes; bidirectional frequency
Prior art date: 2000-03-31
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.): Abandoned

Application number

AU2001250995A

Inventor

George H. Buabbud

Muneer Zuhdi

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.)

Marconi Communications Inc

Original Assignee

Marconi Communications Inc

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.)

2000-03-31

Filing date

2001-03-26

Publication date

2001-10-15

2001-03-26 Application filed by Marconi Communications Inc filed Critical Marconi Communications Inc

2001-10-15 Publication of AU2001250995A1 publication Critical patent/AU2001250995A1/en

Status Abandoned 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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2589—Bidirectional transmission
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/143—Two-way operation using the same type of signal, i.e. duplex for modulated signals

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Computer Networks & Wireless Communication (AREA)
Physics & Mathematics (AREA)
Electromagnetism (AREA)
Optical Communication System (AREA)
Bidirectional Digital Transmission (AREA)

AU2001250995A 2000-03-31 2001-03-26 Bidirectional frequency shift coding using two different codes for upstream and downstream Abandoned AU2001250995A1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US09540955		2000-03-31
US09/540,955 US7286769B1 (en)	2000-03-31	2000-03-31	Bidirectional frequency shift coding using two different codes for upstream and downstream
PCT/US2001/009646 WO2001076166A2 (en)	2000-03-31	2001-03-26	Bidirectional transmission over a single optical fiber using different codes for upstream and downstream

Publications (1)

Publication Number	Publication Date
AU2001250995A1 true AU2001250995A1 (en)	2001-10-15

Family

ID=24157593

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU2001250995A Abandoned AU2001250995A1 (en)	2000-03-31	2001-03-26	Bidirectional frequency shift coding using two different codes for upstream and downstream

Country Status (3)

Country	Link
US (1)	US7286769B1 (en)
AU (1)	AU2001250995A1 (en)
WO (1)	WO2001076166A2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7613395B2 (en) *	2004-11-16	2009-11-03	Alcatel Lucent	Optical network termination apparatus with shared components and passive optical network system comprising same
JP2008098975A (en) *	2006-10-12	2008-04-24	Fujitsu Ltd	Reception device, transmission device, reception method, and transmission method
KR100870897B1 (en) *	2007-02-06	2008-11-28	한국과학기술원	Reflective semiconductor optical amplifier based optical subscriber network system with improved transmission quality
CN101272213B (en) *	2007-03-23	2013-08-07	华为技术有限公司	Method, system and equipment for data transmission in wavelength division multiplexing passive optical network
CN101282177B (en) *	2007-04-06	2010-11-03	杭州华三通信技术有限公司	Data transmission method and terminal
AT511785B1 (en) *	2011-08-02	2016-09-15	Hagleitner Hans Georg	NETWORK FOR DATA COMMUNICATION
WO2019028740A1 (en)	2017-08-10	2019-02-14	Photonic Technologies (Shanghai) Co., Ltd.	A clock and data recovery circuit
GB2597049B (en) *	2020-06-02	2023-05-10	Cryovac As	Vacuum panel

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0477699A3 (en) *	1990-09-14	1993-09-01	Fujitsu Limited	Optical communication system
JPH053458A (en)	1990-10-26	1993-01-08	Nec Corp	Bi-direction optical transmitting method and device
EP0618692B1 (en) *	1993-03-30	1996-09-25	Siemens Aktiengesellschaft	Passive optical telecommunicationssystem
US5459607A (en) *	1993-04-19	1995-10-17	C-Cor/Comlux, Inc.	Synchronous optical digital transmission system and method
US5719904A (en) *	1994-10-13	1998-02-17	Samsung Electronics Co., Ltd.	Data restoring circuit
US6069922A (en)	1997-11-14	2000-05-30	Nortel Networks Corporation	Method and apparatus for reducing cross-talk in broadband systems using line-coding

2000
- 2000-03-31 US US09/540,955 patent/US7286769B1/en not_active Expired - Fee Related
2001
- 2001-03-26 AU AU2001250995A patent/AU2001250995A1/en not_active Abandoned
- 2001-03-26 WO PCT/US2001/009646 patent/WO2001076166A2/en active Application Filing

Also Published As

Publication number	Publication date
US7286769B1 (en)	2007-10-23
WO2001076166A2 (en)	2001-10-11
WO2001076166A3 (en)	2002-01-03

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