CIENA CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04B TRANSMISSION 43029
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 41460
 
 
 
H04J MULTIPLEX COMMUNICATION 37514
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 229221
 
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 13381
 
 
 
H01S DEVICES USING STIMULATED EMISSION7138
 
 
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 6594
 
 
 
H04Q SELECTING 6351
 
 
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 48100
 
 
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 3490

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0005,734 Minimum Variance Carrier Recovery with Increased Phase Noise ToleranceSep 19, 16Jan 05, 17[H04B]
2016/0380,818 TDM NETWORK CALL WITH COMPOUND SERVICE LAYER AGREEMENTJun 26, 15Dec 29, 16[H04J, H04L, H04Q]
2016/0380,877 METHOD AND APPARATUS FOR MULTICAST IMPLEMENTATION IN A NETWORKSep 09, 16Dec 29, 16[H04L]
2016/0380,880 FAST INTERLAYER FORWARDINGJun 25, 15Dec 29, 16[H04L]
2016/0380,886 DISTRIBUTED DATA CENTER ARCHITECTUREJun 25, 15Dec 29, 16[H04J, H04L, H04Q]
2016/0381,651 METERED INTERFACEJun 29, 15Dec 29, 16[H04L, H04W]
2016/0373,190 NONLINEAR TOLERANT OPTICAL MODULATION FORMATS AT HIGH SPECTRAL EFFICIENCYJun 19, 15Dec 22, 16[H04B]
2016/0365,947 PARITY FRAMEAug 29, 16Dec 15, 16[H04L, H04B]
2016/0357,033 DRIVER AND CAPACITIVE LOAD INTEGRATIONAug 09, 16Dec 08, 16[G02F, H01L]
2016/0352,570 INTERCONNECTING NETWORKSMay 28, 15Dec 01, 16[H04L]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,537,608 Staggered parityDec 09, 14Jan 03, 17[H04L, G06F, H03M]
9,537,846 Integrity check optimization systems and methods in live connectivity framesApr 15, 14Jan 03, 17[H04L]
9,538,264 ODUflex resizing systems and methodsSep 18, 14Jan 03, 17[H04L, H04J, H04Q]
9,538,573 Systems and methods for managing call connections from non-originating nodes in networksJul 25, 14Jan 03, 17[H04L, H04W]
9,531,625 System and method for providing redundant network connectionsJan 28, 15Dec 27, 16[H04L, G06F]
9,520,950 Optical communications system having chromatic dispersion and polarization mode dispersion compensationDec 09, 08Dec 13, 16[H04B]
9,520,952 Polarization mode dispersion (PMD) tolerant optical signalingJan 28, 15Dec 13, 16[H04B]
9,520,965 Monitoring and control of reference clocks to reduce bit error ratioDec 31, 14Dec 13, 16[H04L, H03L, H03M]
9,515,683 Forward error correction architecture and implementation for power/space efficient transmission systemsAug 13, 14Dec 06, 16[H03M]
9,515,767 Multi-channel optical transceiver with offset quadrature amplitude modulationJun 26, 13Dec 06, 16[H04J, H04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
9,414,138 Control plane extensions for optical broadcast networksWithdrawnMar 13, 15Aug 09, 16[H04J, H04Q, H04B]
2014/0117,774 POWER FEED ENTRY CIRCUIT FOR TELECOMMUNICATION APPLICATIONSABANNov 01, 12May 01, 14[H02B]
2013/0191,696 PARITY FRAMEABANJan 19, 12Jul 25, 13[G06F, H03M]
8,306,424 Remodulating channel selectors for WDM optical communication systemsExpiredAug 24, 10Nov 06, 12[H04J]
2012/0044,849 POWER ALLOCATION IN CLOSED-LOOP DOWNLINK COOPERATIVE MULTIPLE POINT (COMP) TRANSMISSIONABANFeb 02, 10Feb 23, 12[H04W]
2011/0222,854 COHERENT OPTICAL HUBBINGABANMar 14, 11Sep 15, 11[H04J]
2011/0142,457 INTEGRATED TRANSMIT AND RECEIVE MODULES FOR A COHERENT OPTICAL TRANSMISSION SYSTEMABANMar 11, 10Jun 16, 11[G02B, H04B]
2010/0165,834 METHOD AND SYSTEM FOR RING TOPOLOGY DISCOVERY AND FORWARDING DATABASE FLUSH NULLIFICATIONABANOct 20, 09Jul 01, 10[G06F]
2010/0128,734 POLYPHASE ROTATING-ACCESS SWITCHABANDec 22, 09May 27, 10[H04L]
2010/0108,369 Printed Circuit Boards, Printed Circuit Board Capacitors, Electronic Filters, Capacitor Forming Methods, and Articles of ManufactureABANOct 31, 08May 06, 10[H01R, G06F, H05K]
7,693,976 Granular management of network resourcesExpiredSep 10, 04Apr 06, 10[H04L, G06F]
2010/0027,995 GANGED OPTICAL SWITCHABANJul 31, 08Feb 04, 10[G02B, H04J]
2010/0027,998 OPTICAL ROUNDABOUT SWITCHABANJul 31, 08Feb 04, 10[G02B, H04B]
2009/0256,622 SOFT THERMAL FAILURE IN A HIGH CAPACITY TRANSMISSION SYSTEMABANApr 11, 08Oct 15, 09[H01L]
2009/0226,186 OPTICAL PHASE-SHIFT-KEYING DEMODULATOR BIAS CONTROL METHODABANMar 05, 08Sep 10, 09[H04B]
2009/0201,654 METHOD AND SYSTEM FOR IMPROVING ELECTRICAL PERFORMANCE OF VIAS FOR HIGH DATA RATE TRANSMISSIONABANFeb 09, 09Aug 13, 09[H05K]
2009/0168,645 Automated Network Congestion and Trouble Locator and CorrectorABANJun 30, 06Jul 02, 09[H04L, G06F]
2009/0161,873 METHOD AND APPARATUS FOR KEY MANAGEMENT IN AN END-TO-END ENCRYPTION SYSTEMABANDec 19, 07Jun 25, 09[H04L]
2009/0164,550 MEDIA MONITORINGABANDec 20, 07Jun 25, 09[G06F]
2008/0152,316 REMOTE CONTROL OF MEDIA CONTENT DELIVERY TO A DIGITAL MEDIA RECORDERABANDec 21, 06Jun 26, 08[H04N]

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