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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address	Total Patents
PIVOTAL DECISIONS LLC	LAS VEGAS, NV	3

International Classification(s)

• H04B:TRANSMISSION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ayres,, III John W	12118 Golden Meadow La.	6	40
Cox, Jeffrey Lloyd	280 Paddock Trail	9	292
Sheth, Samir Satish	6615 Desco Dr.	9	292
Young, Marvin R	4601 Deer Valley La.	21	124

Cited Art Landscape

Patent Info	(Count)	# Cites	Year
Other [Check patent profile for assignment information] (2)
6177985 Apparatus and method for testing optical fiber system components		52	1997
6108074 Optical switching assembly for testing fiber optic device		52	1997
LEVEL 3 COMMUNICATIONS, LLC (2)
6359729 Optical communication system and component control architectures and methods		50	1999
* 7039067 Methods and systems for hybrid interfaces and architectures for optical communications		20	2001
KDDI CORPORATION (1)
6005702 Optical transmission device, WDM optical transmission apparatus, and optical transmission system using return-to-zero optical pulses		78	1997
SAMSUNG ELECTRONICS CO., LTD. (1)
6275315 Apparatus for compensating for dispersion of optical fiber in an optical line		58	1998
FURUKAWA ELECTRIC CO., LTD. (2)
5995694 Wavelength division multiplex communication link for optical transmission		69	1997
2002/0131,115 Wavelength multiplex transmission method and system		12	2002
CALIX, INC. (1)
* 6996123 Adaptive bit rate transponder		13	2001
HITACHI, LTD. (1)
6038062 Optical amplifier, method of controlling the output light from the optical amplifier, optical transmission system and method of controlling an optical transmission path		58	1998
TELLABS BEDFORD, INC. (1)
6246510 Light amplification apparatus with automatic monitoring and controls		50	1999
GILAT SATELLITE NETWORKS LTD. (1)
2002/0009,060 Satellite transceiver card for bandwidth on demand applications		48	2001
THROUGHPUT HOLDINGS, INC. (1)
5778116 Photonic home area network fiber/power insertion apparatus		132	1997
SN AQUISITION CORP. (1)
6288811 WDM optical communication system with channels supporting multiple data formats		48	2000
INTERNATIONAL BUSINESS MACHINES CORPORATION (1)
* 5825949 Optical wavelength division multiplexer for coupling to data sources and sinks, wherein at least two data sources and sinks operate with different communication protocols		57	1997
Sprint Communications Company L.P. (1)
6587236 Fiber optic errorless switching system		12	2000
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. (1)
6295281 Symmetric flow control for ethernet full duplex buffered repeater		54	1997
ECI TELECOM LTD. (1)
6832052 Optical transponder		25	2000
LUCENT TECHNOLOGIES INC. (10)
5790285 Lightwave communication monitoring system		76	1996
5940209 Interactive optical fiber amplifier, system and method		59	1997
6122095 Wavelength-selective and loss-less optical add/drop multiplexer		78	1997
6317255 Method and apparatus for controlling optical signal power in response to faults in an optical fiber path		74	1998
6021245 Method and optical transmission system for compensating dispersion in optical transmission paths		53	1998
6317231 Optical monitoring apparatus and method for network provisioning and maintenance		62	1998
6198559 Automatic delay compensation for generating NRZ signals from RZ signals in communications networks		47	1998
6163636 Optical communication system using multiple-order Raman amplifiers		120	1999
6323950 Chromatic dispersion measurement for optical components		47	1999
* 7155130 NRZ-to-RZ conversion for communication systems		3	2002
CISCO TECHNOLOGY, INC. (1)
5267071 Signal level control circuitry for a fiber communications system		67	1991
U.S. PHILIPS CORPORATION (1)
5613210 Telecommunication network for transmitting information to a plurality of stations over a single channel		42	1995
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION (1)
6288813 Apparatus and method for effecting data transfer between data systems		47	1998
YOKOGAWA ELECTRIC CORPORATION (1)
6160614 Method, apparatus and computer program product for classification of measured data from multi-core optical fiber		41	1999
LIGHTSCAPE NETWORKS LTD. (1)
* 2003/0043,432 Optical transponder		8	2002
SUMITOMO ELECTRIC INDUSTRIES, LTD. (1)
6259554 Optical amplifier repeater system		46	1999
FINISAR CORPORATION (1)
* 6975642 Optoelectronic device capable of participating in in-band traffic		11	2001
FUJITSU LIMITED (9)
4710022 Method and apparatus for measuring chromatic dispersion coefficient		48	1984
5299048 Optical amplifier and optical communication system provided with the optical amplifier		73	1992
5737118 Optical amplifying apparatus		64	1996
5877881 Optical transmission system		67	1996
5936753 Optical network system		45	1997
6081360 Method and apparatus for optimizing dispersion in an optical fiber transmission line in accordance with an optical signal power level		75	1998
6259553 Optical communication system and optical amplifier		59	1998
6307656 Bi-directional wavelength switching device and wavelength demultiplexing/multiplexing device		40	2001
6388801 Optical amplification apparatus utilizing Raman amplification and controlling method thereof		76	2001
ACACIA RESEARCH GROUP LLC (1)
6151334 System and method for sending multiple data signals over a serial link		122	1998
PHYSICAL OPTICS CORPORATION (1)
6226296 Metropolitan area network switching system and method of operation thereof		63	1997
BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY (2)
5559625 Distributive communications network		70	1995
5963350 Optical telecommunications network		78	1996
INTEL CORPORATION (1)
2003/0161,351 Synchronizing and converting the size of data frames		14	2002
CONTINENTAL SPRAYERS INTERNATIONAL, INC. (1)
6157477 Bidirectional dispersion compensation system		56	1998
KONINKLIJKE PTT NEDERLAND N.V. (1)
5914799 Optical network		54	1996
SEIKO EPSON CORPORATION (1)
5903613 Data reception device, data reception method and electronic equipment		51	1997
SYCAMORE IP HOLDINGS LLC (1)
* 6430201 Method and apparatus for transporting gigabit ethernet and fiber channel signals in wavelength-division multiplexed systems		58	1999
OYSTER OPTICS, LLC (1)
* 7099592 Telecommunications card for secure optical data transmission and installation method		7	2001
REDC OPTICAL NETWORKS LTD. (1)
6519082 Apparatus and method for a self-adjusting Raman amplifier		61	2002
Thomson-CSF (1)
4636859 Didon digital demodulator		39	1985
ALTERA CORPORATION (1)
* 6915036 Field reconfigurable line cards for an optical transport system		7	2002
NOKIA TECHNOLOGIES OY (1)
2002/0172,293 Non-zero complex weighted space-time code for multiple antenna transmission		57	2001
JDS UNIPHASE CORPORATION (1)
* 2002/0114,047 Cascaded RZ and NRZ laser modulators having RZ/NRZ phase alignment bias control		11	2001
Ascend Communications, Inc. (1)
6259693 Cell combination to utilize available switch bandwidth		72	1997
CSELT-CENTRO STUDI E LABORATORI TELECOMUNICAZIONI S.P.A. (1)
6229599 Apparatus for measuring characteristics of an optical fiber		60	1999
JDS Uniphase Corporation, UBP (1)
6075634 Gigabit data rate extended range fiber optic communication system and transponder therefor		68	1998
CORNING INCORPORATED (1)
6173094 Optical-transmission system having a split-gain amplifier and a signal-modifying device		44	1999
Kokusai Denshin Denwa Co., Ltd. (1)
6327060 Optical transmission system, optically branching apparatus and optical signal processing apparatus		46	1998
INFINERA CORPORATION (1)
* 7295783 Digital optical network architecture		18	2002
NEC CORPORATION (2)
5812290 Optical switching unit and control method for same		52	1996
6078414 Optical transmitter system		50	1997
511 TECHNOLOGIES, INC. (1)
7167648 System and method for an ethernet optical area network		10	2001
AT&T LABS, INC. (2)
5225922 Optical transmission system equalizer		171	1991
5321541 Passive optical communication network with broadband upgrade		108	1992
MOOG INC. (1)
5455703 Fiber optic transceiver with integrated coupler		71	1993
REMBRANDT COMMUNICATIONS, LP (1)
6236481 Method and apparatus for providing loss equalization and adjustment in a fiber optic network		58	1999
RZMI CORPORATION (1)
* 7099584 Advanced error correcting optical transport network		13	2002
XYLON LLC (3)
6567413 Optical networking module including protocol processing and unified software control		29	2001
* 7164692 Apparatus and method for transmitting 10 Gigabit Ethernet LAN signals over a transport system		31	2003
* 2006/0002,419 Apparatus and method for transmitting 10 Gigabit Ethernet LAN signals over a transport system		27	2005
GOOGLE INC. (1)
6654383 Multi-protocol agile framer		32	2002
AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) PTE. LTD. (1)
2002/0012,152 Methods and systems for digitally processing optical data signals		94	2001
THE REGENTS OF THE UNIVERSITY OF MICHIGAN (1)
6356384 Broadband amplifier and communication system		100	2000
QUALCOMM INCORPORATED (2)
6775799 Protocol independent performance monitor with selectable FEC encoding and decoding		19	2000
6782009 Multi-port data arbitration control		13	2000
TRANSMODE SYSTEMS AB (1)
* 7209667 Methods of connecting and testing interfaces for CWDM fiber-optic systems		23	2001
VERIZON PATENT AND LICENSING INC. (1)
5914794 Method of and apparatus for detecting and reporting faults in an all-optical communications system		89	1996
ALCATEL LUCENT (1)
6088152 Optical amplifier arranged to offset Raman gain		94	1999
CIENA CORPORATION (6)
5726784 WDM optical communication system with remodulators and diverse optical transmitters		101	1996
6163392 Distributed intelligence wavelength division multiplexed network		64	1997
6259845 Dispersion compensating element having an adjustable dispersion		48	1998
6236499 Highly scalable modular optical amplifier based subsystem		76	1999
6084694 WDM optical network with passive pass-through at each node		137	1999
* 6618176 Remodulating channel selectors for WDM optical communication systems		12	2001
ADTRAN, INC. (1)
6301340 Mechanism for providing emergency POTS service in event of loss of power to customer premises equipment for ISDN telephone lines		22	1999
LUMENTUM OPERATIONS LLC (1)
* 6895190 Switchable bandwidth lowpass filter		9	2000
ALCATEL NETWORK SYSTEMS, INC. (2)
4535459 Signal detection apparatus		129	1983
5224183 Multiple wavelength division multiplexing signal compensation system and method using same		121	1992
RPX CLEARINGHOUSE LLC (3)
6272185 Method and apparatus for performing data pulse detection		43	1998
6396853 Providing data services to telecommunications user terminals		55	1998
6788681 Virtual private networks and methods for their operation		137	2000
SISVEL INTERNATIONAL S.A. (1)
6678527 Multimedia and multiservice calls in mobile network		17	2000
DORSAL NETWORKS, LLC (1)
* 2003/0067,655 Methods and systems for integrated IP routers and long haul/ultra long haul optical communication transceivers		25	2001
ALCATEL (2)
2001/0005,271 Device for applying time-delays to optical signals		34	2000
* 6952534 System and method for generating return-to-zero (RZ) optical data in a digital lightwave communications system		7	2001
SYCAMORE NETWORKS, INC. (2)
* 2003/0002,118 Methods and apparatus for locking the phase between clock and data in return-to-zero modulation format		13	2001
* 2002/0141,013 Integrated optical networking transport/switching architecture		7	2001
XIEON NETWORKS S.A.R.L. (2)
7245633 Multiplexing method for gigabit ethernet signals in the synchronous digital hierarchy		19	2000
* 6904237 Circuit for measurement of the signal quality in digital optical fiber transmission networks by interpreting the signal histogram		6	2001

* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info	(Count)	# Cites	Year
Other [Check patent profile for assignment information] (5)
* 9337948 System and method for performing high-speed communications over fiber optical networks		0	2009
* 2010/0158,530 SYSTEM AND METHOD FOR PERFORMING HIGH-SPEED COMMUNICATIONS OVER FIBER OPTICAL NETWORKS		14	2009
* 2010/0095,185 TECHNIQUES TO PERFORM FORWARD ERROR CORRECTION FOR AN ELECTRICAL BACKPLANE		13	2009
* 2011/0138,250 TECHNIQUES TO PERFORM FORWARD ERROR CORRECTION FOR AN ELECTRICAL BACKPLANE		5	2010
8958697 System and method for optical layer management in optical modules and remote control of optical modules		5	2012
INTEL CORPORATION (9)
* 8700821 Unified multi-transport medium connector architecture		1	2008
* 2010/0049,885 Unified multi-transport medium connector architecture		20	2008
* 7873892 Techniques to perform forward error correction for an electrical backplane		11	2009
8108756 Techniques to perform forward error correction for an electrical backplane		10	2010
8352828 Techniques to perform forward error correction for an electrical backplane		1	2012
9047204 Techniques to perform forward error correction for an electrical backplane		0	2013
9047222 Unified multi-transport medium connector architecture		0	2014
9600060 Link power management in an I/O interconnect		0	2014
9544089 Techniques to perform forward error correction for an electrical backplane		0	2015
XYLON LLC (4)
* 8155519 Flexible, dense line card architecture		5	2010
* 2010/0241,913 FLEXIBLE, DENSE LINE CARD ARCHITECTURE		3	2010
* 8750713 Flexible, dense line card architecture		0	2012
* 2012/0155,882 FLEXIBLE, DENSE LINE CARD ARCHITECTURE		5	2012
FUJITSU LIMITED (2)
* 8675684 Frame generating apparatus and frame generating method		1	2010
* 2010/0226,648 FRAME GENERATING APPARATUS AND FRAME GENERATING METHOD		6	2010
GOOGLE INC. (2)
8909064 Transport of multiple asynchronous data streams using higher order modulation		0	2014
* 2014/0219,655 TRANSPORT OF MULTIPLE ASYNCHRONOUS DATA STREAMS USING HIGHER ORDER MODULATION		2	2014
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE (2)
* 8351784 Packet-optical integrated switch without optical transponder		0	2009
* 2010/0135,659 PACKET-OPTICAL INTEGRATED SWITCH WITHOUT OPTICAL TRANSPONDER		2	2009
DELL PRODUCTS L.P. (4)
* 8165119 System and method of enabling a transparent Ethernet switch		0	2008
* 2009/0323,553 SYSTEM AND METHOD OF ENABLING A TRANSPARENT ETHERNET SWITCH		5	2008
8929255 System and method for input/output virtualization using virtualized switch aggregation zones		6	2011
8730957 System and method of enabling a transparent Ethernet switch		0	2012

* Cited By Examiner

Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Dec 1, 2017
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Dec 1, 2021

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

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DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 01, 2010	US,7729617,B2   US7729617B2	GRANTED PATENT AS SECOND PUBLICATION
February 19, 2004	US,20040033079,A1   US20040033079A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7729617

Flexible, dense line card architecture

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